./Ultimate.py --spec ../sv-benchmarks/c/properties/valid-memsafety.prp --file ../sv-benchmarks/c/busybox-1.22.0/whoami-incomplete-2.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 9a8b2e8d Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerMemDerefMemtrack.xml -i ../sv-benchmarks/c/busybox-1.22.0/whoami-incomplete-2.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --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 2ed7a6755538f97fd3fd7a9439091ada9d9ba063 ......................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerMemDerefMemtrack.xml -i ../sv-benchmarks/c/busybox-1.22.0/whoami-incomplete-2.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --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 2ed7a6755538f97fd3fd7a9439091ada9d9ba063 ............................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.25-9a8b2e8 [2020-10-20 06:21:22,732 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-20 06:21:22,735 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-20 06:21:22,764 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-20 06:21:22,765 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-20 06:21:22,766 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-20 06:21:22,768 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-20 06:21:22,770 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-20 06:21:22,772 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-20 06:21:22,773 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-20 06:21:22,774 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-20 06:21:22,776 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-20 06:21:22,776 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-20 06:21:22,777 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-20 06:21:22,779 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-20 06:21:22,780 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-20 06:21:22,781 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-20 06:21:22,782 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-20 06:21:22,784 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-20 06:21:22,787 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-20 06:21:22,789 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-20 06:21:22,790 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-20 06:21:22,792 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-20 06:21:22,808 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-20 06:21:22,812 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-20 06:21:22,813 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-20 06:21:22,813 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-20 06:21:22,814 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-20 06:21:22,815 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-20 06:21:22,816 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-20 06:21:22,816 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-20 06:21:22,817 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-20 06:21:22,818 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-20 06:21:22,819 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-20 06:21:22,820 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-20 06:21:22,822 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-20 06:21:22,823 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-20 06:21:22,823 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-20 06:21:22,823 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-20 06:21:22,824 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-20 06:21:22,828 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-20 06:21:22,829 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf [2020-10-20 06:21:22,877 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-20 06:21:22,878 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-20 06:21:22,880 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-20 06:21:22,881 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-20 06:21:22,881 INFO L138 SettingsManager]: * Use SBE=true [2020-10-20 06:21:22,882 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-20 06:21:22,882 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2020-10-20 06:21:22,882 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-20 06:21:22,882 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-20 06:21:22,882 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2020-10-20 06:21:22,884 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2020-10-20 06:21:22,884 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2020-10-20 06:21:22,884 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-20 06:21:22,885 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-10-20 06:21:22,885 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-20 06:21:22,885 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-20 06:21:22,885 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-20 06:21:22,886 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-20 06:21:22,887 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-20 06:21:22,887 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-20 06:21:22,887 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-20 06:21:22,888 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-20 06:21:22,888 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-20 06:21:22,888 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-20 06:21:22,888 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-20 06:21:22,889 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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 -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux 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 -> 2ed7a6755538f97fd3fd7a9439091ada9d9ba063 [2020-10-20 06:21:23,105 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-20 06:21:23,118 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-20 06:21:23,122 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-20 06:21:23,123 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-20 06:21:23,124 INFO L275 PluginConnector]: CDTParser initialized [2020-10-20 06:21:23,125 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/busybox-1.22.0/whoami-incomplete-2.i [2020-10-20 06:21:23,189 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4066fa93e/b63726d8572f4cd9a195e242cb2cecae/FLAG27f432dbb [2020-10-20 06:21:23,910 INFO L306 CDTParser]: Found 1 translation units. [2020-10-20 06:21:23,911 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/whoami-incomplete-2.i [2020-10-20 06:21:23,941 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4066fa93e/b63726d8572f4cd9a195e242cb2cecae/FLAG27f432dbb [2020-10-20 06:21:23,988 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4066fa93e/b63726d8572f4cd9a195e242cb2cecae [2020-10-20 06:21:23,992 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-20 06:21:23,999 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2020-10-20 06:21:24,002 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-20 06:21:24,002 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-20 06:21:24,006 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-20 06:21:24,007 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.10 06:21:23" (1/1) ... [2020-10-20 06:21:24,011 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1675d393 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 06:21:24, skipping insertion in model container [2020-10-20 06:21:24,012 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.10 06:21:23" (1/1) ... [2020-10-20 06:21:24,021 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-20 06:21:24,087 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-20 06:21:25,111 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_error_msg_and_die [2020-10-20 06:21:25,112 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@48b15fae and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 06:21:25, skipping insertion in model container [2020-10-20 06:21:25,113 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-20 06:21:25,113 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2020-10-20 06:21:25,117 INFO L168 Benchmark]: Toolchain (without parser) took 1121.42 ms. Allocated memory was 45.1 MB in the beginning and 46.7 MB in the end (delta: 1.6 MB). Free memory was 26.4 MB in the beginning and 16.6 MB in the end (delta: 9.8 MB). Peak memory consumption was 15.8 MB. Max. memory is 14.3 GB. [2020-10-20 06:21:25,118 INFO L168 Benchmark]: CDTParser took 0.30 ms. Allocated memory is still 35.1 MB. Free memory is still 11.3 MB. There was no memory consumed. Max. memory is 14.3 GB. [2020-10-20 06:21:25,119 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1111.49 ms. Allocated memory was 45.1 MB in the beginning and 46.7 MB in the end (delta: 1.6 MB). Free memory was 25.6 MB in the beginning and 16.6 MB in the end (delta: 9.1 MB). Peak memory consumption was 15.0 MB. Max. memory is 14.3 GB. [2020-10-20 06:21:25,122 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30 ms. Allocated memory is still 35.1 MB. Free memory is still 11.3 MB. There was no memory consumed. Max. memory is 14.3 GB. * CACSL2BoogieTranslator took 1111.49 ms. Allocated memory was 45.1 MB in the beginning and 46.7 MB in the end (delta: 1.6 MB). Free memory was 25.6 MB in the beginning and 16.6 MB in the end (delta: 9.1 MB). Peak memory consumption was 15.0 MB. Max. memory is 14.3 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2439]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: bb_error_msg_and_die RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.25-9a8b2e8 [2020-10-20 06:21:27,115 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-20 06:21:27,118 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-20 06:21:27,161 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-20 06:21:27,161 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-20 06:21:27,162 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-20 06:21:27,164 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-20 06:21:27,166 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-20 06:21:27,167 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-20 06:21:27,168 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-20 06:21:27,169 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-20 06:21:27,170 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-20 06:21:27,171 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-20 06:21:27,172 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-20 06:21:27,173 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-20 06:21:27,174 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-20 06:21:27,175 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-20 06:21:27,176 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-20 06:21:27,178 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-20 06:21:27,191 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-20 06:21:27,197 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-20 06:21:27,199 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-20 06:21:27,201 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-20 06:21:27,204 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-20 06:21:27,207 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-20 06:21:27,209 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-20 06:21:27,212 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-20 06:21:27,213 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-20 06:21:27,215 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-20 06:21:27,217 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-20 06:21:27,217 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-20 06:21:27,218 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-20 06:21:27,219 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-20 06:21:27,221 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-20 06:21:27,222 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-20 06:21:27,223 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-20 06:21:27,224 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-20 06:21:27,224 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-20 06:21:27,225 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-20 06:21:27,226 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-20 06:21:27,227 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-20 06:21:27,229 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf [2020-10-20 06:21:27,270 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-20 06:21:27,270 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-20 06:21:27,272 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-20 06:21:27,273 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-20 06:21:27,273 INFO L138 SettingsManager]: * Use SBE=true [2020-10-20 06:21:27,273 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-20 06:21:27,274 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2020-10-20 06:21:27,274 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-20 06:21:27,274 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-20 06:21:27,274 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2020-10-20 06:21:27,276 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2020-10-20 06:21:27,276 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2020-10-20 06:21:27,276 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-20 06:21:27,277 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-10-20 06:21:27,277 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-10-20 06:21:27,277 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-10-20 06:21:27,278 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-20 06:21:27,278 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-20 06:21:27,278 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-20 06:21:27,278 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-20 06:21:27,279 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-20 06:21:27,279 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-20 06:21:27,279 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-20 06:21:27,279 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-20 06:21:27,280 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2020-10-20 06:21:27,280 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-10-20 06:21:27,280 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-20 06:21:27,280 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-10-20 06:21:27,281 INFO L138 SettingsManager]: * Logic for external solver=AUFBV 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 -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux 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 -> 2ed7a6755538f97fd3fd7a9439091ada9d9ba063 [2020-10-20 06:21:27,493 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-20 06:21:27,505 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-20 06:21:27,508 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-20 06:21:27,510 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-20 06:21:27,510 INFO L275 PluginConnector]: CDTParser initialized [2020-10-20 06:21:27,511 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/busybox-1.22.0/whoami-incomplete-2.i [2020-10-20 06:21:27,596 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d780d98ab/aafd37fd32804ebe83713fae455b6099/FLAG949f23243 [2020-10-20 06:21:28,247 INFO L306 CDTParser]: Found 1 translation units. [2020-10-20 06:21:28,248 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/whoami-incomplete-2.i [2020-10-20 06:21:28,273 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d780d98ab/aafd37fd32804ebe83713fae455b6099/FLAG949f23243 [2020-10-20 06:21:28,538 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d780d98ab/aafd37fd32804ebe83713fae455b6099 [2020-10-20 06:21:28,542 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-20 06:21:28,548 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2020-10-20 06:21:28,549 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-20 06:21:28,550 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-20 06:21:28,555 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-20 06:21:28,556 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.10 06:21:28" (1/1) ... [2020-10-20 06:21:28,559 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3fc0d395 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 06:21:28, skipping insertion in model container [2020-10-20 06:21:28,560 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.10 06:21:28" (1/1) ... [2020-10-20 06:21:28,569 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-20 06:21:28,714 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-20 06:21:29,734 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_error_msg_and_die [2020-10-20 06:21:29,735 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@850ce0f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 06:21:29, skipping insertion in model container [2020-10-20 06:21:29,735 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-20 06:21:29,736 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2020-10-20 06:21:29,738 INFO L168 Benchmark]: Toolchain (without parser) took 1194.28 ms. Allocated memory was 36.2 MB in the beginning and 46.7 MB in the end (delta: 10.5 MB). Free memory was 12.0 MB in the beginning and 20.5 MB in the end (delta: -8.5 MB). Peak memory consumption was 11.7 MB. Max. memory is 14.3 GB. [2020-10-20 06:21:29,739 INFO L168 Benchmark]: CDTParser took 0.32 ms. Allocated memory is still 34.1 MB. Free memory was 10.0 MB in the beginning and 10.0 MB in the end (delta: 45.7 kB). Peak memory consumption was 45.7 kB. Max. memory is 14.3 GB. [2020-10-20 06:21:29,741 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1186.20 ms. Allocated memory was 36.2 MB in the beginning and 46.7 MB in the end (delta: 10.5 MB). Free memory was 11.2 MB in the beginning and 20.5 MB in the end (delta: -9.3 MB). Peak memory consumption was 10.9 MB. Max. memory is 14.3 GB. [2020-10-20 06:21:29,743 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32 ms. Allocated memory is still 34.1 MB. Free memory was 10.0 MB in the beginning and 10.0 MB in the end (delta: 45.7 kB). Peak memory consumption was 45.7 kB. Max. memory is 14.3 GB. * CACSL2BoogieTranslator took 1186.20 ms. Allocated memory was 36.2 MB in the beginning and 46.7 MB in the end (delta: 10.5 MB). Free memory was 11.2 MB in the beginning and 20.5 MB in the end (delta: -9.3 MB). Peak memory consumption was 10.9 MB. Max. memory is 14.3 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2439]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: bb_error_msg_and_die RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...