./Ultimate.py --spec ../sv-benchmarks/c/properties/valid-memsafety.prp --file ../sv-benchmarks/c/busybox-1.22.0/echo-1.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/echo-1.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 ec8fe9fe135a6b4384cb3c4b7ad3dfb8ac3f8c8f ......................................................................................................................... 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/echo-1.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 ec8fe9fe135a6b4384cb3c4b7ad3dfb8ac3f8c8f ............................................................................................................................ 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 06:20:38,646 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-20 06:20:38,648 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-20 06:20:38,675 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-20 06:20:38,676 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-20 06:20:38,677 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-20 06:20:38,678 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-20 06:20:38,680 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-20 06:20:38,682 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-20 06:20:38,683 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-20 06:20:38,684 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-20 06:20:38,685 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-20 06:20:38,685 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-20 06:20:38,686 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-20 06:20:38,687 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-20 06:20:38,688 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-20 06:20:38,689 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-20 06:20:38,690 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-20 06:20:38,692 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-20 06:20:38,701 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-20 06:20:38,707 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-20 06:20:38,710 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-20 06:20:38,712 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-20 06:20:38,714 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-20 06:20:38,720 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-20 06:20:38,720 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-20 06:20:38,721 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-20 06:20:38,722 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-20 06:20:38,724 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-20 06:20:38,725 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-20 06:20:38,725 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-20 06:20:38,726 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-20 06:20:38,727 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-20 06:20:38,727 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-20 06:20:38,729 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-20 06:20:38,730 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-20 06:20:38,730 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-20 06:20:38,731 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-20 06:20:38,731 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-20 06:20:38,732 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-20 06:20:38,733 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-20 06:20:38,734 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf [2020-10-20 06:20:38,779 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-20 06:20:38,782 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-20 06:20:38,783 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-20 06:20:38,785 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-20 06:20:38,785 INFO L138 SettingsManager]: * Use SBE=true [2020-10-20 06:20:38,786 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-20 06:20:38,786 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2020-10-20 06:20:38,787 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-20 06:20:38,787 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-20 06:20:38,788 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2020-10-20 06:20:38,788 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2020-10-20 06:20:38,788 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2020-10-20 06:20:38,788 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-20 06:20:38,789 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-10-20 06:20:38,790 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-20 06:20:38,790 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-20 06:20:38,791 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-20 06:20:38,791 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-20 06:20:38,792 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-20 06:20:38,792 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-20 06:20:38,792 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-20 06:20:38,793 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-20 06:20:38,793 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-20 06:20:38,793 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-20 06:20:38,794 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-20 06:20:38,794 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 -> ec8fe9fe135a6b4384cb3c4b7ad3dfb8ac3f8c8f [2020-10-20 06:20:38,993 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-20 06:20:39,006 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-20 06:20:39,009 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-20 06:20:39,011 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-20 06:20:39,011 INFO L275 PluginConnector]: CDTParser initialized [2020-10-20 06:20:39,012 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/busybox-1.22.0/echo-1.i [2020-10-20 06:20:39,092 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b263d86d5/af0832e2b7d7469f98e7f9393bd3dd25/FLAG2421f153d [2020-10-20 06:20:39,657 INFO L306 CDTParser]: Found 1 translation units. [2020-10-20 06:20:39,658 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/echo-1.i [2020-10-20 06:20:39,692 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b263d86d5/af0832e2b7d7469f98e7f9393bd3dd25/FLAG2421f153d [2020-10-20 06:20:39,926 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b263d86d5/af0832e2b7d7469f98e7f9393bd3dd25 [2020-10-20 06:20:39,929 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-20 06:20:39,935 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2020-10-20 06:20:39,936 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-20 06:20:39,936 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-20 06:20:39,941 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-20 06:20:39,942 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.10 06:20:39" (1/1) ... [2020-10-20 06:20:39,946 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@405fce85 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 06:20:39, skipping insertion in model container [2020-10-20 06:20:39,946 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.10 06:20:39" (1/1) ... [2020-10-20 06:20:39,953 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-20 06:20:40,029 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-20 06:20:41,226 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2020-10-20 06:20:41,228 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@35a7e91c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 06:20:41, skipping insertion in model container [2020-10-20 06:20:41,228 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-20 06:20:41,229 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2020-10-20 06:20:41,233 INFO L168 Benchmark]: Toolchain (without parser) took 1300.26 ms. Allocated memory was 35.7 MB in the beginning and 47.2 MB in the end (delta: 11.5 MB). Free memory was 10.4 MB in the beginning and 27.1 MB in the end (delta: -16.7 MB). Peak memory consumption was 11.3 MB. Max. memory is 14.3 GB. [2020-10-20 06:20:41,235 INFO L168 Benchmark]: CDTParser took 0.28 ms. Allocated memory is still 34.1 MB. Free memory was 10.1 MB in the beginning and 10.1 MB in the end (delta: 42.0 kB). Peak memory consumption was 42.0 kB. Max. memory is 14.3 GB. [2020-10-20 06:20:41,239 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1292.76 ms. Allocated memory was 35.7 MB in the beginning and 47.2 MB in the end (delta: 11.5 MB). Free memory was 9.4 MB in the beginning and 27.1 MB in the end (delta: -17.6 MB). Peak memory consumption was 10.4 MB. Max. memory is 14.3 GB. [2020-10-20 06:20:41,242 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28 ms. Allocated memory is still 34.1 MB. Free memory was 10.1 MB in the beginning and 10.1 MB in the end (delta: 42.0 kB). Peak memory consumption was 42.0 kB. Max. memory is 14.3 GB. * CACSL2BoogieTranslator took 1292.76 ms. Allocated memory was 35.7 MB in the beginning and 47.2 MB in the end (delta: 11.5 MB). Free memory was 9.4 MB in the beginning and 27.1 MB in the end (delta: -17.6 MB). Peak memory consumption was 10.4 MB. Max. memory is 14.3 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2530]: 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 0.1.25-9a8b2e8 [2020-10-20 06:20:43,216 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-20 06:20:43,219 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-20 06:20:43,243 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-20 06:20:43,244 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-20 06:20:43,245 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-20 06:20:43,256 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-20 06:20:43,258 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-20 06:20:43,262 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-20 06:20:43,263 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-20 06:20:43,264 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-20 06:20:43,265 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-20 06:20:43,266 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-20 06:20:43,267 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-20 06:20:43,268 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-20 06:20:43,269 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-20 06:20:43,270 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-20 06:20:43,271 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-20 06:20:43,272 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-20 06:20:43,274 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-20 06:20:43,275 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-20 06:20:43,277 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-20 06:20:43,278 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-20 06:20:43,279 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-20 06:20:43,281 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-20 06:20:43,281 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-20 06:20:43,282 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-20 06:20:43,282 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-20 06:20:43,283 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-20 06:20:43,284 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-20 06:20:43,284 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-20 06:20:43,285 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-20 06:20:43,286 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-20 06:20:43,287 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-20 06:20:43,288 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-20 06:20:43,288 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-20 06:20:43,289 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-20 06:20:43,289 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-20 06:20:43,289 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-20 06:20:43,290 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-20 06:20:43,291 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-20 06:20:43,292 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf [2020-10-20 06:20:43,317 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-20 06:20:43,320 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-20 06:20:43,321 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-20 06:20:43,321 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-20 06:20:43,322 INFO L138 SettingsManager]: * Use SBE=true [2020-10-20 06:20:43,322 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-20 06:20:43,323 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2020-10-20 06:20:43,323 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-20 06:20:43,323 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-20 06:20:43,323 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2020-10-20 06:20:43,323 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2020-10-20 06:20:43,323 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2020-10-20 06:20:43,324 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-20 06:20:43,324 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-10-20 06:20:43,324 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-10-20 06:20:43,324 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-10-20 06:20:43,324 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-20 06:20:43,325 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-20 06:20:43,325 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-20 06:20:43,325 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-20 06:20:43,325 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-20 06:20:43,325 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-20 06:20:43,326 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-20 06:20:43,326 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-20 06:20:43,326 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2020-10-20 06:20:43,326 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-10-20 06:20:43,326 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-20 06:20:43,326 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-10-20 06:20:43,327 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 -> ec8fe9fe135a6b4384cb3c4b7ad3dfb8ac3f8c8f [2020-10-20 06:20:43,535 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-20 06:20:43,550 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-20 06:20:43,555 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-20 06:20:43,557 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-20 06:20:43,558 INFO L275 PluginConnector]: CDTParser initialized [2020-10-20 06:20:43,559 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/busybox-1.22.0/echo-1.i [2020-10-20 06:20:43,634 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b7bdfab35/43a8379674bf4ec387bee5bfbad7805f/FLAG4edfdcff1 [2020-10-20 06:20:44,346 INFO L306 CDTParser]: Found 1 translation units. [2020-10-20 06:20:44,348 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/echo-1.i [2020-10-20 06:20:44,387 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b7bdfab35/43a8379674bf4ec387bee5bfbad7805f/FLAG4edfdcff1 [2020-10-20 06:20:44,538 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b7bdfab35/43a8379674bf4ec387bee5bfbad7805f [2020-10-20 06:20:44,542 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-20 06:20:44,548 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2020-10-20 06:20:44,549 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-20 06:20:44,549 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-20 06:20:44,553 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-20 06:20:44,554 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.10 06:20:44" (1/1) ... [2020-10-20 06:20:44,558 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@43039d14 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 06:20:44, skipping insertion in model container [2020-10-20 06:20:44,558 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.10 06:20:44" (1/1) ... [2020-10-20 06:20:44,661 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-20 06:20:44,748 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-20 06:20:45,731 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2020-10-20 06:20:45,732 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@727c19fc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 06:20:45, skipping insertion in model container [2020-10-20 06:20:45,732 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-20 06:20:45,732 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2020-10-20 06:20:45,735 INFO L168 Benchmark]: Toolchain (without parser) took 1191.03 ms. Allocated memory was 34.1 MB in the beginning and 45.1 MB in the end (delta: 11.0 MB). Free memory was 6.0 MB in the beginning and 22.2 MB in the end (delta: -16.2 MB). Peak memory consumption was 7.3 MB. Max. memory is 14.3 GB. [2020-10-20 06:20:45,737 INFO L168 Benchmark]: CDTParser took 0.53 ms. Allocated memory is still 33.0 MB. Free memory was 17.8 MB in the beginning and 17.8 MB in the end (delta: 27.3 kB). Peak memory consumption was 27.3 kB. Max. memory is 14.3 GB. [2020-10-20 06:20:45,738 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1183.42 ms. Allocated memory was 34.1 MB in the beginning and 45.1 MB in the end (delta: 11.0 MB). Free memory was 5.1 MB in the beginning and 22.2 MB in the end (delta: -17.1 MB). Peak memory consumption was 6.4 MB. Max. memory is 14.3 GB. [2020-10-20 06:20:45,740 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.53 ms. Allocated memory is still 33.0 MB. Free memory was 17.8 MB in the beginning and 17.8 MB in the end (delta: 27.3 kB). Peak memory consumption was 27.3 kB. Max. memory is 14.3 GB. * CACSL2BoogieTranslator took 1183.42 ms. Allocated memory was 34.1 MB in the beginning and 45.1 MB in the end (delta: 11.0 MB). Free memory was 5.1 MB in the beginning and 22.2 MB in the end (delta: -17.1 MB). Peak memory consumption was 6.4 MB. Max. memory is 14.3 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2530]: 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...