./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/busybox-1.22.0/fold-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_b4ca810f-3faf-4f18-b925-8fb1386bee1f/bin/uautomizer-UnR33cPsHg/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4ca810f-3faf-4f18-b925-8fb1386bee1f/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_b4ca810f-3faf-4f18-b925-8fb1386bee1f/bin/uautomizer-UnR33cPsHg/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4ca810f-3faf-4f18-b925-8fb1386bee1f/bin/uautomizer-UnR33cPsHg/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/fold-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4ca810f-3faf-4f18-b925-8fb1386bee1f/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_b4ca810f-3faf-4f18-b925-8fb1386bee1f/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 a0867bea270203aed75217f96dd22374bdaf648d664600ed5fb4d106cfb0c092 ............................................................................................................................... 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_b4ca810f-3faf-4f18-b925-8fb1386bee1f/bin/uautomizer-UnR33cPsHg/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4ca810f-3faf-4f18-b925-8fb1386bee1f/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_b4ca810f-3faf-4f18-b925-8fb1386bee1f/bin/uautomizer-UnR33cPsHg/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4ca810f-3faf-4f18-b925-8fb1386bee1f/bin/uautomizer-UnR33cPsHg/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/fold-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4ca810f-3faf-4f18-b925-8fb1386bee1f/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_b4ca810f-3faf-4f18-b925-8fb1386bee1f/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 a0867bea270203aed75217f96dd22374bdaf648d664600ed5fb4d106cfb0c092 .................................................................................................................................. 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 08:55:10,065 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-28 08:55:10,067 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-28 08:55:10,134 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-28 08:55:10,135 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-28 08:55:10,137 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-28 08:55:10,140 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-28 08:55:10,144 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-28 08:55:10,157 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-28 08:55:10,158 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-28 08:55:10,160 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-28 08:55:10,163 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-28 08:55:10,163 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-28 08:55:10,165 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-28 08:55:10,168 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-28 08:55:10,170 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-28 08:55:10,181 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-28 08:55:10,191 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-28 08:55:10,195 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-28 08:55:10,203 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-28 08:55:10,213 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-28 08:55:10,215 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-28 08:55:10,217 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-28 08:55:10,218 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-28 08:55:10,223 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-28 08:55:10,225 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-28 08:55:10,226 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-28 08:55:10,227 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-28 08:55:10,230 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-28 08:55:10,231 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-28 08:55:10,232 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-28 08:55:10,233 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-28 08:55:10,234 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-28 08:55:10,235 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-28 08:55:10,236 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-28 08:55:10,237 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-28 08:55:10,238 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-28 08:55:10,238 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-28 08:55:10,238 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-28 08:55:10,239 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-28 08:55:10,240 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-28 08:55:10,242 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4ca810f-3faf-4f18-b925-8fb1386bee1f/bin/uautomizer-UnR33cPsHg/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf [2021-10-28 08:55:10,285 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-28 08:55:10,285 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-28 08:55:10,286 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-28 08:55:10,286 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-28 08:55:10,288 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-28 08:55:10,288 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-28 08:55:10,288 INFO L138 SettingsManager]: * Use SBE=true [2021-10-28 08:55:10,289 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-28 08:55:10,289 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-10-28 08:55:10,289 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-28 08:55:10,289 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-28 08:55:10,290 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-10-28 08:55:10,290 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-10-28 08:55:10,290 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-10-28 08:55:10,290 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-28 08:55:10,291 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-28 08:55:10,291 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-28 08:55:10,291 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-28 08:55:10,292 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-28 08:55:10,292 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-28 08:55:10,292 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-28 08:55:10,292 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-28 08:55:10,293 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-28 08:55:10,293 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-28 08:55:10,293 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-28 08:55:10,293 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-28 08:55:10,294 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_b4ca810f-3faf-4f18-b925-8fb1386bee1f/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4ca810f-3faf-4f18-b925-8fb1386bee1f/bin/uautomizer-UnR33cPsHg Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a0867bea270203aed75217f96dd22374bdaf648d664600ed5fb4d106cfb0c092 [2021-10-28 08:55:10,647 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-28 08:55:10,676 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-28 08:55:10,680 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-28 08:55:10,682 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-28 08:55:10,683 INFO L275 PluginConnector]: CDTParser initialized [2021-10-28 08:55:10,684 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4ca810f-3faf-4f18-b925-8fb1386bee1f/bin/uautomizer-UnR33cPsHg/../../sv-benchmarks/c/busybox-1.22.0/fold-1.i [2021-10-28 08:55:10,797 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4ca810f-3faf-4f18-b925-8fb1386bee1f/bin/uautomizer-UnR33cPsHg/data/5f6f38c28/e02db81a65d64b12b889050632c2be41/FLAG9b37699e8 [2021-10-28 08:55:11,741 INFO L306 CDTParser]: Found 1 translation units. [2021-10-28 08:55:11,742 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4ca810f-3faf-4f18-b925-8fb1386bee1f/sv-benchmarks/c/busybox-1.22.0/fold-1.i [2021-10-28 08:55:11,799 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4ca810f-3faf-4f18-b925-8fb1386bee1f/bin/uautomizer-UnR33cPsHg/data/5f6f38c28/e02db81a65d64b12b889050632c2be41/FLAG9b37699e8 [2021-10-28 08:55:12,208 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4ca810f-3faf-4f18-b925-8fb1386bee1f/bin/uautomizer-UnR33cPsHg/data/5f6f38c28/e02db81a65d64b12b889050632c2be41 [2021-10-28 08:55:12,211 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-28 08:55:12,217 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-10-28 08:55:12,222 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-28 08:55:12,222 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-28 08:55:12,228 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-28 08:55:12,230 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 08:55:12" (1/1) ... [2021-10-28 08:55:12,232 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6441d337 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 08:55:12, skipping insertion in model container [2021-10-28 08:55:12,233 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 08:55:12" (1/1) ... [2021-10-28 08:55:12,243 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-28 08:55:12,361 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-28 08:55:14,136 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 08:55:14,137 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@698e9680 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 08:55:14, skipping insertion in model container [2021-10-28 08:55:14,137 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-28 08:55:14,138 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2021-10-28 08:55:14,141 INFO L168 Benchmark]: Toolchain (without parser) took 1922.18 ms. Allocated memory is still 117.4 MB. Free memory was 77.3 MB in the beginning and 74.0 MB in the end (delta: 3.3 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. [2021-10-28 08:55:14,142 INFO L168 Benchmark]: CDTParser took 0.77 ms. Allocated memory is still 79.7 MB. Free memory was 35.4 MB in the beginning and 35.3 MB in the end (delta: 76.9 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-28 08:55:14,143 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1916.25 ms. Allocated memory is still 117.4 MB. Free memory was 76.9 MB in the beginning and 74.0 MB in the end (delta: 2.9 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2021-10-28 08:55:14,145 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.77 ms. Allocated memory is still 79.7 MB. Free memory was 35.4 MB in the beginning and 35.3 MB in the end (delta: 76.9 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1916.25 ms. Allocated memory is still 117.4 MB. Free memory was 76.9 MB in the beginning and 74.0 MB in the end (delta: 2.9 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: 2310]: 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 08:55:17,191 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-28 08:55:17,201 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-28 08:55:17,255 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-28 08:55:17,256 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-28 08:55:17,257 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-28 08:55:17,260 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-28 08:55:17,263 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-28 08:55:17,266 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-28 08:55:17,267 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-28 08:55:17,269 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-28 08:55:17,271 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-28 08:55:17,272 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-28 08:55:17,274 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-28 08:55:17,276 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-28 08:55:17,278 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-28 08:55:17,280 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-28 08:55:17,281 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-28 08:55:17,284 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-28 08:55:17,287 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-28 08:55:17,290 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-28 08:55:17,300 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-28 08:55:17,302 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-28 08:55:17,303 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-28 08:55:17,308 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-28 08:55:17,309 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-28 08:55:17,309 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-28 08:55:17,311 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-28 08:55:17,312 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-28 08:55:17,313 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-28 08:55:17,314 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-28 08:55:17,315 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-28 08:55:17,317 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-28 08:55:17,318 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-28 08:55:17,319 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-28 08:55:17,320 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-28 08:55:17,321 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-28 08:55:17,322 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-28 08:55:17,322 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-28 08:55:17,324 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-28 08:55:17,325 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-28 08:55:17,326 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4ca810f-3faf-4f18-b925-8fb1386bee1f/bin/uautomizer-UnR33cPsHg/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf [2021-10-28 08:55:17,359 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-28 08:55:17,359 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-28 08:55:17,360 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-28 08:55:17,360 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-28 08:55:17,362 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-28 08:55:17,362 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-28 08:55:17,362 INFO L138 SettingsManager]: * Use SBE=true [2021-10-28 08:55:17,363 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-28 08:55:17,363 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-10-28 08:55:17,363 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-28 08:55:17,363 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-28 08:55:17,364 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-10-28 08:55:17,364 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-10-28 08:55:17,364 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-10-28 08:55:17,364 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-28 08:55:17,365 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-28 08:55:17,365 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-10-28 08:55:17,365 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-10-28 08:55:17,366 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-28 08:55:17,366 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-28 08:55:17,366 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-28 08:55:17,366 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-28 08:55:17,367 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-28 08:55:17,367 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-28 08:55:17,367 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-28 08:55:17,368 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2021-10-28 08:55:17,368 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-10-28 08:55:17,368 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-28 08:55:17,368 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-28 08:55:17,369 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_b4ca810f-3faf-4f18-b925-8fb1386bee1f/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4ca810f-3faf-4f18-b925-8fb1386bee1f/bin/uautomizer-UnR33cPsHg Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a0867bea270203aed75217f96dd22374bdaf648d664600ed5fb4d106cfb0c092 [2021-10-28 08:55:17,915 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-28 08:55:17,965 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-28 08:55:17,969 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-28 08:55:17,971 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-28 08:55:17,974 INFO L275 PluginConnector]: CDTParser initialized [2021-10-28 08:55:17,975 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4ca810f-3faf-4f18-b925-8fb1386bee1f/bin/uautomizer-UnR33cPsHg/../../sv-benchmarks/c/busybox-1.22.0/fold-1.i [2021-10-28 08:55:18,079 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4ca810f-3faf-4f18-b925-8fb1386bee1f/bin/uautomizer-UnR33cPsHg/data/fd2c08364/fe876d048b324b6c905e4a0214fb4063/FLAG7242152e1 [2021-10-28 08:55:19,241 INFO L306 CDTParser]: Found 1 translation units. [2021-10-28 08:55:19,243 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4ca810f-3faf-4f18-b925-8fb1386bee1f/sv-benchmarks/c/busybox-1.22.0/fold-1.i [2021-10-28 08:55:19,297 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4ca810f-3faf-4f18-b925-8fb1386bee1f/bin/uautomizer-UnR33cPsHg/data/fd2c08364/fe876d048b324b6c905e4a0214fb4063/FLAG7242152e1 [2021-10-28 08:55:19,687 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4ca810f-3faf-4f18-b925-8fb1386bee1f/bin/uautomizer-UnR33cPsHg/data/fd2c08364/fe876d048b324b6c905e4a0214fb4063 [2021-10-28 08:55:19,691 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-28 08:55:19,693 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-10-28 08:55:19,715 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-28 08:55:19,715 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-28 08:55:19,720 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-28 08:55:19,722 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 08:55:19" (1/1) ... [2021-10-28 08:55:19,723 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@71a7a533 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 08:55:19, skipping insertion in model container [2021-10-28 08:55:19,724 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 08:55:19" (1/1) ... [2021-10-28 08:55:19,734 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-28 08:55:19,857 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-28 08:55:21,459 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 08:55:21,461 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@4a379f64 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 08:55:21, skipping insertion in model container [2021-10-28 08:55:21,461 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-28 08:55:21,462 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2021-10-28 08:55:21,466 INFO L168 Benchmark]: Toolchain (without parser) took 1769.61 ms. Allocated memory was 52.4 MB in the beginning and 65.0 MB in the end (delta: 12.6 MB). Free memory was 23.8 MB in the beginning and 42.7 MB in the end (delta: -18.9 MB). Peak memory consumption was 11.2 MB. Max. memory is 16.1 GB. [2021-10-28 08:55:21,468 INFO L168 Benchmark]: CDTParser took 1.15 ms. Allocated memory is still 52.4 MB. Free memory was 33.6 MB in the beginning and 33.6 MB in the end (delta: 33.6 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-28 08:55:21,471 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1747.05 ms. Allocated memory was 52.4 MB in the beginning and 65.0 MB in the end (delta: 12.6 MB). Free memory was 35.3 MB in the beginning and 42.7 MB in the end (delta: -7.4 MB). Peak memory consumption was 18.7 MB. Max. memory is 16.1 GB. [2021-10-28 08:55:21,474 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.15 ms. Allocated memory is still 52.4 MB. Free memory was 33.6 MB in the beginning and 33.6 MB in the end (delta: 33.6 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1747.05 ms. Allocated memory was 52.4 MB in the beginning and 65.0 MB in the end (delta: 12.6 MB). Free memory was 35.3 MB in the beginning and 42.7 MB in the end (delta: -7.4 MB). Peak memory consumption was 18.7 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2310]: 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...