./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/busybox-1.22.0/tac-1.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version b2eff8ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_372e6515-711c-4ae5-b9fd-a987f4d44c9d/bin/uautomizer-UnR33cPsHg/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_372e6515-711c-4ae5-b9fd-a987f4d44c9d/bin/uautomizer-UnR33cPsHg/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_372e6515-711c-4ae5-b9fd-a987f4d44c9d/bin/uautomizer-UnR33cPsHg/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_372e6515-711c-4ae5-b9fd-a987f4d44c9d/bin/uautomizer-UnR33cPsHg/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/tac-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_372e6515-711c-4ae5-b9fd-a987f4d44c9d/bin/uautomizer-UnR33cPsHg/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_372e6515-711c-4ae5-b9fd-a987f4d44c9d/bin/uautomizer-UnR33cPsHg --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 6c4e494ce5c4dce421612b608bcca5f034ca1031888feb61b9a4842be490db1c ............................................................................................................................... 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_372e6515-711c-4ae5-b9fd-a987f4d44c9d/bin/uautomizer-UnR33cPsHg/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_372e6515-711c-4ae5-b9fd-a987f4d44c9d/bin/uautomizer-UnR33cPsHg/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_372e6515-711c-4ae5-b9fd-a987f4d44c9d/bin/uautomizer-UnR33cPsHg/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_372e6515-711c-4ae5-b9fd-a987f4d44c9d/bin/uautomizer-UnR33cPsHg/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/tac-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_372e6515-711c-4ae5-b9fd-a987f4d44c9d/bin/uautomizer-UnR33cPsHg/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_372e6515-711c-4ae5-b9fd-a987f4d44c9d/bin/uautomizer-UnR33cPsHg --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 6c4e494ce5c4dce421612b608bcca5f034ca1031888feb61b9a4842be490db1c .................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.2.1-dev-b2eff8b [2021-10-28 09:38:05,273 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-28 09:38:05,276 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-28 09:38:05,314 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-28 09:38:05,315 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-28 09:38:05,317 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-28 09:38:05,319 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-28 09:38:05,321 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-28 09:38:05,323 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-28 09:38:05,325 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-28 09:38:05,326 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-28 09:38:05,328 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-28 09:38:05,328 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-28 09:38:05,330 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-28 09:38:05,332 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-28 09:38:05,333 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-28 09:38:05,335 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-28 09:38:05,336 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-28 09:38:05,339 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-28 09:38:05,342 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-28 09:38:05,344 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-28 09:38:05,346 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-28 09:38:05,348 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-28 09:38:05,353 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-28 09:38:05,357 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-28 09:38:05,362 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-28 09:38:05,362 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-28 09:38:05,364 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-28 09:38:05,365 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-28 09:38:05,367 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-28 09:38:05,368 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-28 09:38:05,369 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-28 09:38:05,371 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-28 09:38:05,373 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-28 09:38:05,375 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-28 09:38:05,376 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-28 09:38:05,376 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-28 09:38:05,377 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-28 09:38:05,377 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-28 09:38:05,378 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-28 09:38:05,379 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-28 09:38:05,380 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_372e6515-711c-4ae5-b9fd-a987f4d44c9d/bin/uautomizer-UnR33cPsHg/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf [2021-10-28 09:38:05,429 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-28 09:38:05,429 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-28 09:38:05,430 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-28 09:38:05,430 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-28 09:38:05,439 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-28 09:38:05,439 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-28 09:38:05,439 INFO L138 SettingsManager]: * Use SBE=true [2021-10-28 09:38:05,440 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-28 09:38:05,440 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-10-28 09:38:05,440 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-28 09:38:05,441 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-28 09:38:05,442 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-10-28 09:38:05,442 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-10-28 09:38:05,442 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-10-28 09:38:05,442 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-28 09:38:05,443 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-28 09:38:05,443 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-28 09:38:05,443 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-28 09:38:05,443 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-28 09:38:05,444 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-28 09:38:05,444 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-28 09:38:05,444 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-28 09:38:05,444 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-28 09:38:05,445 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-28 09:38:05,445 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-28 09:38:05,445 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-28 09:38:05,445 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_372e6515-711c-4ae5-b9fd-a987f4d44c9d/bin/uautomizer-UnR33cPsHg/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_372e6515-711c-4ae5-b9fd-a987f4d44c9d/bin/uautomizer-UnR33cPsHg Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6c4e494ce5c4dce421612b608bcca5f034ca1031888feb61b9a4842be490db1c [2021-10-28 09:38:05,702 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-28 09:38:05,727 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-28 09:38:05,730 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-28 09:38:05,732 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-28 09:38:05,733 INFO L275 PluginConnector]: CDTParser initialized [2021-10-28 09:38:05,734 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_372e6515-711c-4ae5-b9fd-a987f4d44c9d/bin/uautomizer-UnR33cPsHg/../../sv-benchmarks/c/busybox-1.22.0/tac-1.i [2021-10-28 09:38:05,803 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_372e6515-711c-4ae5-b9fd-a987f4d44c9d/bin/uautomizer-UnR33cPsHg/data/a5d7d3601/a23aee2165f34f348a717922433e7457/FLAGeb00c00fc [2021-10-28 09:38:06,503 INFO L306 CDTParser]: Found 1 translation units. [2021-10-28 09:38:06,504 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_372e6515-711c-4ae5-b9fd-a987f4d44c9d/sv-benchmarks/c/busybox-1.22.0/tac-1.i [2021-10-28 09:38:06,548 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_372e6515-711c-4ae5-b9fd-a987f4d44c9d/bin/uautomizer-UnR33cPsHg/data/a5d7d3601/a23aee2165f34f348a717922433e7457/FLAGeb00c00fc [2021-10-28 09:38:06,619 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_372e6515-711c-4ae5-b9fd-a987f4d44c9d/bin/uautomizer-UnR33cPsHg/data/a5d7d3601/a23aee2165f34f348a717922433e7457 [2021-10-28 09:38:06,624 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-28 09:38:06,627 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-10-28 09:38:06,630 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-28 09:38:06,631 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-28 09:38:06,638 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-28 09:38:06,640 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 09:38:06" (1/1) ... [2021-10-28 09:38:06,642 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@58adf6c7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:38:06, skipping insertion in model container [2021-10-28 09:38:06,642 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 09:38:06" (1/1) ... [2021-10-28 09:38:06,649 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-28 09:38:06,738 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-28 09:38:07,894 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2021-10-28 09:38:07,894 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@5c2ae6da and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:38:07, skipping insertion in model container [2021-10-28 09:38:07,895 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-28 09:38:07,895 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2021-10-28 09:38:07,897 INFO L168 Benchmark]: Toolchain (without parser) took 1269.36 ms. Allocated memory is still 90.2 MB. Free memory was 49.1 MB in the beginning and 51.8 MB in the end (delta: -2.7 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2021-10-28 09:38:07,898 INFO L168 Benchmark]: CDTParser took 0.29 ms. Allocated memory is still 90.2 MB. Free memory was 70.9 MB in the beginning and 70.8 MB in the end (delta: 69.8 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-28 09:38:07,899 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1264.66 ms. Allocated memory is still 90.2 MB. Free memory was 48.9 MB in the beginning and 52.1 MB in the end (delta: -3.2 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2021-10-28 09:38:07,901 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29 ms. Allocated memory is still 90.2 MB. Free memory was 70.9 MB in the beginning and 70.8 MB in the end (delta: 69.8 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1264.66 ms. Allocated memory is still 90.2 MB. Free memory was 48.9 MB in the beginning and 52.1 MB in the end (delta: -3.2 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: 2259]: 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-b2eff8b [2021-10-28 09:38:10,156 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-28 09:38:10,159 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-28 09:38:10,199 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-28 09:38:10,200 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-28 09:38:10,202 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-28 09:38:10,204 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-28 09:38:10,206 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-28 09:38:10,209 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-28 09:38:10,210 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-28 09:38:10,211 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-28 09:38:10,213 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-28 09:38:10,213 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-28 09:38:10,215 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-28 09:38:10,216 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-28 09:38:10,218 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-28 09:38:10,219 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-28 09:38:10,220 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-28 09:38:10,222 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-28 09:38:10,225 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-28 09:38:10,227 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-28 09:38:10,228 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-28 09:38:10,230 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-28 09:38:10,231 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-28 09:38:10,235 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-28 09:38:10,235 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-28 09:38:10,236 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-28 09:38:10,237 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-28 09:38:10,238 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-28 09:38:10,239 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-28 09:38:10,239 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-28 09:38:10,240 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-28 09:38:10,241 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-28 09:38:10,243 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-28 09:38:10,244 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-28 09:38:10,245 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-28 09:38:10,246 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-28 09:38:10,247 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-28 09:38:10,248 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-28 09:38:10,249 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-28 09:38:10,250 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-28 09:38:10,252 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_372e6515-711c-4ae5-b9fd-a987f4d44c9d/bin/uautomizer-UnR33cPsHg/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf [2021-10-28 09:38:10,296 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-28 09:38:10,296 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-28 09:38:10,297 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-28 09:38:10,297 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-28 09:38:10,299 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-28 09:38:10,300 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-28 09:38:10,300 INFO L138 SettingsManager]: * Use SBE=true [2021-10-28 09:38:10,300 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-28 09:38:10,300 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-10-28 09:38:10,301 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-28 09:38:10,302 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-28 09:38:10,302 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-10-28 09:38:10,302 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-10-28 09:38:10,302 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-10-28 09:38:10,303 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-28 09:38:10,303 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-28 09:38:10,303 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-10-28 09:38:10,303 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-10-28 09:38:10,303 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-28 09:38:10,304 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-28 09:38:10,304 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-28 09:38:10,304 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-28 09:38:10,304 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-28 09:38:10,305 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-28 09:38:10,305 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-28 09:38:10,305 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2021-10-28 09:38:10,305 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-10-28 09:38:10,306 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-28 09:38:10,306 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-28 09:38:10,306 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_372e6515-711c-4ae5-b9fd-a987f4d44c9d/bin/uautomizer-UnR33cPsHg/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_372e6515-711c-4ae5-b9fd-a987f4d44c9d/bin/uautomizer-UnR33cPsHg Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6c4e494ce5c4dce421612b608bcca5f034ca1031888feb61b9a4842be490db1c [2021-10-28 09:38:10,698 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-28 09:38:10,725 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-28 09:38:10,727 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-28 09:38:10,729 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-28 09:38:10,730 INFO L275 PluginConnector]: CDTParser initialized [2021-10-28 09:38:10,732 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_372e6515-711c-4ae5-b9fd-a987f4d44c9d/bin/uautomizer-UnR33cPsHg/../../sv-benchmarks/c/busybox-1.22.0/tac-1.i [2021-10-28 09:38:10,820 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_372e6515-711c-4ae5-b9fd-a987f4d44c9d/bin/uautomizer-UnR33cPsHg/data/2c1c171f2/5b995e259f3940b9bd063440830b187d/FLAG74732390e [2021-10-28 09:38:11,727 INFO L306 CDTParser]: Found 1 translation units. [2021-10-28 09:38:11,728 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_372e6515-711c-4ae5-b9fd-a987f4d44c9d/sv-benchmarks/c/busybox-1.22.0/tac-1.i [2021-10-28 09:38:11,767 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_372e6515-711c-4ae5-b9fd-a987f4d44c9d/bin/uautomizer-UnR33cPsHg/data/2c1c171f2/5b995e259f3940b9bd063440830b187d/FLAG74732390e [2021-10-28 09:38:11,794 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_372e6515-711c-4ae5-b9fd-a987f4d44c9d/bin/uautomizer-UnR33cPsHg/data/2c1c171f2/5b995e259f3940b9bd063440830b187d [2021-10-28 09:38:11,798 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-28 09:38:11,800 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-10-28 09:38:11,804 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-28 09:38:11,804 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-28 09:38:11,808 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-28 09:38:11,809 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 09:38:11" (1/1) ... [2021-10-28 09:38:11,811 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@8f208b3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:38:11, skipping insertion in model container [2021-10-28 09:38:11,811 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 09:38:11" (1/1) ... [2021-10-28 09:38:11,818 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-28 09:38:11,917 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-28 09:38:13,139 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2021-10-28 09:38:13,140 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@42e27b78 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:38:13, skipping insertion in model container [2021-10-28 09:38:13,140 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-28 09:38:13,140 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2021-10-28 09:38:13,143 INFO L168 Benchmark]: Toolchain (without parser) took 1341.11 ms. Allocated memory was 60.8 MB in the beginning and 79.7 MB in the end (delta: 18.9 MB). Free memory was 35.3 MB in the beginning and 48.8 MB in the end (delta: -13.5 MB). Peak memory consumption was 13.5 MB. Max. memory is 16.1 GB. [2021-10-28 09:38:13,143 INFO L168 Benchmark]: CDTParser took 0.29 ms. Allocated memory is still 60.8 MB. Free memory is still 41.8 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-28 09:38:13,144 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1336.46 ms. Allocated memory was 60.8 MB in the beginning and 79.7 MB in the end (delta: 18.9 MB). Free memory was 35.0 MB in the beginning and 48.8 MB in the end (delta: -13.7 MB). Peak memory consumption was 13.5 MB. Max. memory is 16.1 GB. [2021-10-28 09:38:13,146 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29 ms. Allocated memory is still 60.8 MB. Free memory is still 41.8 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1336.46 ms. Allocated memory was 60.8 MB in the beginning and 79.7 MB in the end (delta: 18.9 MB). Free memory was 35.0 MB in the beginning and 48.8 MB in the end (delta: -13.7 MB). Peak memory consumption was 13.5 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2259]: 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...