./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/busybox-1.22.0/realpath-1.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version aef121e0 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4fa8acc-f139-4e32-bbec-cb3c6bd50996/bin/uautomizer-w2VwFs6gM0/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4fa8acc-f139-4e32-bbec-cb3c6bd50996/bin/uautomizer-w2VwFs6gM0/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4fa8acc-f139-4e32-bbec-cb3c6bd50996/bin/uautomizer-w2VwFs6gM0/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4fa8acc-f139-4e32-bbec-cb3c6bd50996/bin/uautomizer-w2VwFs6gM0/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/realpath-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4fa8acc-f139-4e32-bbec-cb3c6bd50996/bin/uautomizer-w2VwFs6gM0/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4fa8acc-f139-4e32-bbec-cb3c6bd50996/bin/uautomizer-w2VwFs6gM0 --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 f413b577286a4be9f33b6011f73818af8624093161867daff16d926c6c622952 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-22 14:50:10,228 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-22 14:50:10,230 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-22 14:50:10,291 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-22 14:50:10,291 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-22 14:50:10,296 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-22 14:50:10,298 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-22 14:50:10,302 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-22 14:50:10,305 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-22 14:50:10,313 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-22 14:50:10,314 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-22 14:50:10,316 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-22 14:50:10,317 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-22 14:50:10,320 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-22 14:50:10,322 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-22 14:50:10,328 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-22 14:50:10,331 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-22 14:50:10,332 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-22 14:50:10,335 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-22 14:50:10,339 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-22 14:50:10,345 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-22 14:50:10,347 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-22 14:50:10,351 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-22 14:50:10,352 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-22 14:50:10,359 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-22 14:50:10,359 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-22 14:50:10,360 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-22 14:50:10,362 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-22 14:50:10,363 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-22 14:50:10,364 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-22 14:50:10,365 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-22 14:50:10,366 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-22 14:50:10,368 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-22 14:50:10,370 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-22 14:50:10,372 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-22 14:50:10,372 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-22 14:50:10,373 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-22 14:50:10,373 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-22 14:50:10,374 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-22 14:50:10,375 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-22 14:50:10,375 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-22 14:50:10,376 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4fa8acc-f139-4e32-bbec-cb3c6bd50996/bin/uautomizer-w2VwFs6gM0/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf [2021-11-22 14:50:10,427 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-22 14:50:10,428 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-22 14:50:10,428 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-22 14:50:10,429 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-22 14:50:10,430 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-22 14:50:10,430 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-22 14:50:10,431 INFO L138 SettingsManager]: * Use SBE=true [2021-11-22 14:50:10,431 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-22 14:50:10,431 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-22 14:50:10,431 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-22 14:50:10,433 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-22 14:50:10,433 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-11-22 14:50:10,433 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-11-22 14:50:10,434 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-11-22 14:50:10,434 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-22 14:50:10,434 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-22 14:50:10,434 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-22 14:50:10,435 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-22 14:50:10,435 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-22 14:50:10,435 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-22 14:50:10,435 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-22 14:50:10,436 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-22 14:50:10,436 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-22 14:50:10,436 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-11-22 14:50:10,436 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-22 14:50:10,437 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-22 14:50:10,437 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_b4fa8acc-f139-4e32-bbec-cb3c6bd50996/bin/uautomizer-w2VwFs6gM0/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4fa8acc-f139-4e32-bbec-cb3c6bd50996/bin/uautomizer-w2VwFs6gM0 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f413b577286a4be9f33b6011f73818af8624093161867daff16d926c6c622952 [2021-11-22 14:50:10,723 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-22 14:50:10,759 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-22 14:50:10,762 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-22 14:50:10,763 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-22 14:50:10,764 INFO L275 PluginConnector]: CDTParser initialized [2021-11-22 14:50:10,765 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4fa8acc-f139-4e32-bbec-cb3c6bd50996/bin/uautomizer-w2VwFs6gM0/../../sv-benchmarks/c/busybox-1.22.0/realpath-1.i [2021-11-22 14:50:10,833 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4fa8acc-f139-4e32-bbec-cb3c6bd50996/bin/uautomizer-w2VwFs6gM0/data/1babe2437/7cb4f18cc7c44cc782e53896edf1af76/FLAG68e670aa4 [2021-11-22 14:50:11,560 INFO L306 CDTParser]: Found 1 translation units. [2021-11-22 14:50:11,561 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4fa8acc-f139-4e32-bbec-cb3c6bd50996/sv-benchmarks/c/busybox-1.22.0/realpath-1.i [2021-11-22 14:50:11,603 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4fa8acc-f139-4e32-bbec-cb3c6bd50996/bin/uautomizer-w2VwFs6gM0/data/1babe2437/7cb4f18cc7c44cc782e53896edf1af76/FLAG68e670aa4 [2021-11-22 14:50:11,679 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4fa8acc-f139-4e32-bbec-cb3c6bd50996/bin/uautomizer-w2VwFs6gM0/data/1babe2437/7cb4f18cc7c44cc782e53896edf1af76 [2021-11-22 14:50:11,683 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-22 14:50:11,686 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-22 14:50:11,693 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-22 14:50:11,693 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-22 14:50:11,697 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-22 14:50:11,698 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 02:50:11" (1/1) ... [2021-11-22 14:50:11,701 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7cf2c8eb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:50:11, skipping insertion in model container [2021-11-22 14:50:11,701 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 02:50:11" (1/1) ... [2021-11-22 14:50:11,708 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-22 14:50:11,788 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-22 14:50:12,852 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2021-11-22 14:50:12,853 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@168fc43b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:50:12, skipping insertion in model container [2021-11-22 14:50:12,853 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-22 14:50:12,854 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-11-22 14:50:12,856 INFO L158 Benchmark]: Toolchain (without parser) took 1169.32ms. Allocated memory was 88.1MB in the beginning and 121.6MB in the end (delta: 33.6MB). Free memory was 48.5MB in the beginning and 86.7MB in the end (delta: -38.2MB). Peak memory consumption was 11.4MB. Max. memory is 16.1GB. [2021-11-22 14:50:12,857 INFO L158 Benchmark]: CDTParser took 0.60ms. Allocated memory is still 88.1MB. Free memory is still 69.2MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-22 14:50:12,858 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1160.94ms. Allocated memory was 88.1MB in the beginning and 121.6MB in the end (delta: 33.6MB). Free memory was 48.3MB in the beginning and 86.7MB in the end (delta: -38.4MB). Peak memory consumption was 11.4MB. Max. memory is 16.1GB. [2021-11-22 14:50:12,860 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.60ms. Allocated memory is still 88.1MB. Free memory is still 69.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1160.94ms. Allocated memory was 88.1MB in the beginning and 121.6MB in the end (delta: 33.6MB). Free memory was 48.3MB in the beginning and 86.7MB in the end (delta: -38.4MB). Peak memory consumption was 11.4MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2284]: 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... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4fa8acc-f139-4e32-bbec-cb3c6bd50996/bin/uautomizer-w2VwFs6gM0/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4fa8acc-f139-4e32-bbec-cb3c6bd50996/bin/uautomizer-w2VwFs6gM0/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4fa8acc-f139-4e32-bbec-cb3c6bd50996/bin/uautomizer-w2VwFs6gM0/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4fa8acc-f139-4e32-bbec-cb3c6bd50996/bin/uautomizer-w2VwFs6gM0/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/realpath-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4fa8acc-f139-4e32-bbec-cb3c6bd50996/bin/uautomizer-w2VwFs6gM0/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4fa8acc-f139-4e32-bbec-cb3c6bd50996/bin/uautomizer-w2VwFs6gM0 --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 f413b577286a4be9f33b6011f73818af8624093161867daff16d926c6c622952 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-22 14:50:15,148 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-22 14:50:15,150 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-22 14:50:15,186 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-22 14:50:15,187 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-22 14:50:15,191 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-22 14:50:15,194 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-22 14:50:15,203 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-22 14:50:15,207 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-22 14:50:15,213 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-22 14:50:15,214 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-22 14:50:15,216 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-22 14:50:15,217 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-22 14:50:15,219 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-22 14:50:15,221 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-22 14:50:15,226 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-22 14:50:15,228 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-22 14:50:15,229 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-22 14:50:15,231 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-22 14:50:15,239 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-22 14:50:15,241 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-22 14:50:15,246 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-22 14:50:15,248 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-22 14:50:15,251 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-22 14:50:15,260 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-22 14:50:15,260 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-22 14:50:15,261 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-22 14:50:15,263 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-22 14:50:15,263 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-22 14:50:15,264 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-22 14:50:15,265 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-22 14:50:15,267 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-22 14:50:15,269 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-22 14:50:15,269 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-22 14:50:15,271 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-22 14:50:15,271 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-22 14:50:15,272 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-22 14:50:15,272 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-22 14:50:15,273 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-22 14:50:15,275 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-22 14:50:15,275 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-22 14:50:15,277 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4fa8acc-f139-4e32-bbec-cb3c6bd50996/bin/uautomizer-w2VwFs6gM0/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf [2021-11-22 14:50:15,322 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-22 14:50:15,322 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-22 14:50:15,323 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-22 14:50:15,323 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-22 14:50:15,325 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-22 14:50:15,326 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-22 14:50:15,326 INFO L138 SettingsManager]: * Use SBE=true [2021-11-22 14:50:15,326 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-22 14:50:15,327 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-22 14:50:15,327 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-22 14:50:15,328 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-22 14:50:15,328 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-11-22 14:50:15,328 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-11-22 14:50:15,329 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-11-22 14:50:15,329 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-22 14:50:15,329 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-22 14:50:15,329 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-22 14:50:15,330 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-22 14:50:15,330 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-22 14:50:15,330 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-22 14:50:15,330 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-22 14:50:15,331 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-22 14:50:15,331 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-22 14:50:15,331 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-22 14:50:15,331 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-22 14:50:15,332 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2021-11-22 14:50:15,332 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-22 14:50:15,332 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-22 14:50:15,332 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-22 14:50:15,333 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_b4fa8acc-f139-4e32-bbec-cb3c6bd50996/bin/uautomizer-w2VwFs6gM0/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4fa8acc-f139-4e32-bbec-cb3c6bd50996/bin/uautomizer-w2VwFs6gM0 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f413b577286a4be9f33b6011f73818af8624093161867daff16d926c6c622952 [2021-11-22 14:50:15,713 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-22 14:50:15,739 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-22 14:50:15,741 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-22 14:50:15,743 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-22 14:50:15,744 INFO L275 PluginConnector]: CDTParser initialized [2021-11-22 14:50:15,745 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4fa8acc-f139-4e32-bbec-cb3c6bd50996/bin/uautomizer-w2VwFs6gM0/../../sv-benchmarks/c/busybox-1.22.0/realpath-1.i [2021-11-22 14:50:15,825 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4fa8acc-f139-4e32-bbec-cb3c6bd50996/bin/uautomizer-w2VwFs6gM0/data/b6ac90caf/b7b7cb83fce24461a1399a99796af3a3/FLAG8d6d0eb51 [2021-11-22 14:50:16,746 INFO L306 CDTParser]: Found 1 translation units. [2021-11-22 14:50:16,746 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4fa8acc-f139-4e32-bbec-cb3c6bd50996/sv-benchmarks/c/busybox-1.22.0/realpath-1.i [2021-11-22 14:50:16,781 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4fa8acc-f139-4e32-bbec-cb3c6bd50996/bin/uautomizer-w2VwFs6gM0/data/b6ac90caf/b7b7cb83fce24461a1399a99796af3a3/FLAG8d6d0eb51 [2021-11-22 14:50:16,793 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4fa8acc-f139-4e32-bbec-cb3c6bd50996/bin/uautomizer-w2VwFs6gM0/data/b6ac90caf/b7b7cb83fce24461a1399a99796af3a3 [2021-11-22 14:50:16,796 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-22 14:50:16,798 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-22 14:50:16,799 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-22 14:50:16,799 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-22 14:50:16,803 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-22 14:50:16,804 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 02:50:16" (1/1) ... [2021-11-22 14:50:16,805 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6e1ed91 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:50:16, skipping insertion in model container [2021-11-22 14:50:16,806 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 02:50:16" (1/1) ... [2021-11-22 14:50:16,813 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-22 14:50:16,884 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-22 14:50:18,018 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2021-11-22 14:50:18,019 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@2f45cc32 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:50:18, skipping insertion in model container [2021-11-22 14:50:18,020 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-22 14:50:18,020 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-11-22 14:50:18,022 INFO L158 Benchmark]: Toolchain (without parser) took 1223.35ms. Allocated memory was 60.8MB in the beginning and 81.8MB in the end (delta: 21.0MB). Free memory was 35.8MB in the beginning and 53.6MB in the end (delta: -17.9MB). Peak memory consumption was 13.1MB. Max. memory is 16.1GB. [2021-11-22 14:50:18,023 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 60.8MB. Free memory is still 41.9MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-22 14:50:18,024 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1220.85ms. Allocated memory was 60.8MB in the beginning and 81.8MB in the end (delta: 21.0MB). Free memory was 35.5MB in the beginning and 53.9MB in the end (delta: -18.3MB). Peak memory consumption was 11.0MB. Max. memory is 16.1GB. [2021-11-22 14:50:18,027 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32ms. Allocated memory is still 60.8MB. Free memory is still 41.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1220.85ms. Allocated memory was 60.8MB in the beginning and 81.8MB in the end (delta: 21.0MB). Free memory was 35.5MB in the beginning and 53.9MB in the end (delta: -18.3MB). Peak memory consumption was 11.0MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2284]: 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... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN