./Ultimate.py --spec ../sv-benchmarks/c/properties/valid-memsafety.prp --file ../sv-benchmarks/c/busybox-1.22.0/sync-2.i --full-output -ea --architecture 64bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 8bd4bc60 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -ea -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/sync-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 36e2e8f95aa52beed4b74466d96eb6db2370f842 ........................................................................................................................... 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 -Xmx12G -Xms1G -ea -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/sync-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 36e2e8f95aa52beed4b74466d96eb6db2370f842 .............................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.25-8bd4bc6 [2020-07-29 01:21:13,089 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-07-29 01:21:13,092 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-07-29 01:21:13,105 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-07-29 01:21:13,106 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-07-29 01:21:13,107 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-07-29 01:21:13,109 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-07-29 01:21:13,111 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-07-29 01:21:13,113 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-07-29 01:21:13,115 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-07-29 01:21:13,116 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-07-29 01:21:13,117 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-07-29 01:21:13,118 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-07-29 01:21:13,119 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-07-29 01:21:13,120 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-07-29 01:21:13,122 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-07-29 01:21:13,123 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-07-29 01:21:13,124 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-07-29 01:21:13,126 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-07-29 01:21:13,129 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-07-29 01:21:13,131 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-07-29 01:21:13,132 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-07-29 01:21:13,134 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-07-29 01:21:13,135 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-07-29 01:21:13,138 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-07-29 01:21:13,138 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-07-29 01:21:13,138 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-07-29 01:21:13,139 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-07-29 01:21:13,140 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-07-29 01:21:13,141 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-07-29 01:21:13,141 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-07-29 01:21:13,143 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-07-29 01:21:13,144 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-07-29 01:21:13,145 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-07-29 01:21:13,146 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-07-29 01:21:13,147 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-07-29 01:21:13,148 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-07-29 01:21:13,148 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-07-29 01:21:13,148 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-07-29 01:21:13,149 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-07-29 01:21:13,150 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-07-29 01:21:13,151 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf [2020-07-29 01:21:13,171 INFO L113 SettingsManager]: Loading preferences was successful [2020-07-29 01:21:13,172 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-07-29 01:21:13,173 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-07-29 01:21:13,173 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-07-29 01:21:13,173 INFO L138 SettingsManager]: * Use SBE=true [2020-07-29 01:21:13,174 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-07-29 01:21:13,174 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2020-07-29 01:21:13,174 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-07-29 01:21:13,174 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-07-29 01:21:13,175 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2020-07-29 01:21:13,175 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2020-07-29 01:21:13,175 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2020-07-29 01:21:13,175 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-07-29 01:21:13,175 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-07-29 01:21:13,176 INFO L138 SettingsManager]: * Use constant arrays=true [2020-07-29 01:21:13,176 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-07-29 01:21:13,176 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-07-29 01:21:13,177 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-07-29 01:21:13,177 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-07-29 01:21:13,177 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-29 01:21:13,177 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-07-29 01:21:13,177 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-07-29 01:21:13,178 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-07-29 01:21:13,178 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-29 01:21:13,178 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-07-29 01:21:13,178 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 -> 36e2e8f95aa52beed4b74466d96eb6db2370f842 [2020-07-29 01:21:13,584 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-07-29 01:21:13,601 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-07-29 01:21:13,606 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-07-29 01:21:13,608 INFO L271 PluginConnector]: Initializing CDTParser... [2020-07-29 01:21:13,609 INFO L275 PluginConnector]: CDTParser initialized [2020-07-29 01:21:13,610 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/busybox-1.22.0/sync-2.i [2020-07-29 01:21:13,689 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9284fd41f/094b9178c90a4f14908dbf8ad6f1a8d5/FLAGa54660c67 [2020-07-29 01:21:14,339 INFO L306 CDTParser]: Found 1 translation units. [2020-07-29 01:21:14,340 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/sync-2.i [2020-07-29 01:21:14,362 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9284fd41f/094b9178c90a4f14908dbf8ad6f1a8d5/FLAGa54660c67 [2020-07-29 01:21:14,531 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9284fd41f/094b9178c90a4f14908dbf8ad6f1a8d5 [2020-07-29 01:21:14,536 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-07-29 01:21:14,540 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2020-07-29 01:21:14,546 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-07-29 01:21:14,546 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-07-29 01:21:14,550 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-07-29 01:21:14,553 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.07 01:21:14" (1/1) ... [2020-07-29 01:21:14,557 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6cff8b97 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.07 01:21:14, skipping insertion in model container [2020-07-29 01:21:14,557 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.07 01:21:14" (1/1) ... [2020-07-29 01:21:14,566 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-07-29 01:21:14,632 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-07-29 01:21:15,604 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_error_msg [2020-07-29 01:21:15,605 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@70562b55 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.07 01:21:15, skipping insertion in model container [2020-07-29 01:21:15,606 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-07-29 01:21:15,606 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2020-07-29 01:21:15,610 INFO L168 Benchmark]: Toolchain (without parser) took 1071.43 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 97.0 MB). Free memory was 954.7 MB in the beginning and 1.1 GB in the end (delta: -115.4 MB). Peak memory consumption was 26.9 MB. Max. memory is 11.5 GB. [2020-07-29 01:21:15,611 INFO L168 Benchmark]: CDTParser took 0.34 ms. Allocated memory is still 1.0 GB. Free memory is still 987.1 MB. There was no memory consumed. Max. memory is 11.5 GB. [2020-07-29 01:21:15,612 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1060.41 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 97.0 MB). Free memory was 954.7 MB in the beginning and 1.1 GB in the end (delta: -115.4 MB). Peak memory consumption was 26.9 MB. Max. memory is 11.5 GB. [2020-07-29 01:21:15,615 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - AssertionsEnabledResult: Assertions are enabled Assertions are enabled - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34 ms. Allocated memory is still 1.0 GB. Free memory is still 987.1 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 1060.41 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 97.0 MB). Free memory was 954.7 MB in the beginning and 1.1 GB in the end (delta: -115.4 MB). Peak memory consumption was 26.9 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 1860]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: bb_error_msg RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.25-8bd4bc6 [2020-07-29 01:21:17,517 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-07-29 01:21:17,519 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-07-29 01:21:17,532 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-07-29 01:21:17,532 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-07-29 01:21:17,533 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-07-29 01:21:17,535 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-07-29 01:21:17,537 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-07-29 01:21:17,539 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-07-29 01:21:17,542 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-07-29 01:21:17,546 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-07-29 01:21:17,548 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-07-29 01:21:17,548 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-07-29 01:21:17,549 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-07-29 01:21:17,554 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-07-29 01:21:17,555 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-07-29 01:21:17,556 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-07-29 01:21:17,557 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-07-29 01:21:17,559 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-07-29 01:21:17,561 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-07-29 01:21:17,562 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-07-29 01:21:17,564 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-07-29 01:21:17,565 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-07-29 01:21:17,566 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-07-29 01:21:17,568 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-07-29 01:21:17,568 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-07-29 01:21:17,569 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-07-29 01:21:17,570 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-07-29 01:21:17,570 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-07-29 01:21:17,571 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-07-29 01:21:17,571 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-07-29 01:21:17,572 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-07-29 01:21:17,573 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-07-29 01:21:17,574 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-07-29 01:21:17,575 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-07-29 01:21:17,575 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-07-29 01:21:17,576 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-07-29 01:21:17,576 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-07-29 01:21:17,576 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-07-29 01:21:17,577 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-07-29 01:21:17,578 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-07-29 01:21:17,579 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf [2020-07-29 01:21:17,594 INFO L113 SettingsManager]: Loading preferences was successful [2020-07-29 01:21:17,594 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-07-29 01:21:17,596 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-07-29 01:21:17,596 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-07-29 01:21:17,596 INFO L138 SettingsManager]: * Use SBE=true [2020-07-29 01:21:17,597 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-07-29 01:21:17,597 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2020-07-29 01:21:17,597 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-07-29 01:21:17,597 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-07-29 01:21:17,597 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2020-07-29 01:21:17,598 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2020-07-29 01:21:17,598 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2020-07-29 01:21:17,598 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-07-29 01:21:17,598 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-07-29 01:21:17,598 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-07-29 01:21:17,599 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-07-29 01:21:17,599 INFO L138 SettingsManager]: * Use constant arrays=true [2020-07-29 01:21:17,599 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-07-29 01:21:17,599 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-07-29 01:21:17,600 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-07-29 01:21:17,600 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-07-29 01:21:17,600 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-29 01:21:17,600 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-07-29 01:21:17,601 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-07-29 01:21:17,601 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2020-07-29 01:21:17,601 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-07-29 01:21:17,601 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-07-29 01:21:17,601 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-07-29 01:21:17,602 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 -> 36e2e8f95aa52beed4b74466d96eb6db2370f842 [2020-07-29 01:21:17,937 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-07-29 01:21:17,951 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-07-29 01:21:17,954 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-07-29 01:21:17,956 INFO L271 PluginConnector]: Initializing CDTParser... [2020-07-29 01:21:17,956 INFO L275 PluginConnector]: CDTParser initialized [2020-07-29 01:21:17,957 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/busybox-1.22.0/sync-2.i [2020-07-29 01:21:18,031 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fde24fecb/d66f4818a67344d1abae482b7f424b05/FLAG217df25f1 [2020-07-29 01:21:18,753 INFO L306 CDTParser]: Found 1 translation units. [2020-07-29 01:21:18,754 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/sync-2.i [2020-07-29 01:21:18,791 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fde24fecb/d66f4818a67344d1abae482b7f424b05/FLAG217df25f1 [2020-07-29 01:21:18,889 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fde24fecb/d66f4818a67344d1abae482b7f424b05 [2020-07-29 01:21:18,893 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-07-29 01:21:18,897 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2020-07-29 01:21:18,899 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-07-29 01:21:18,901 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-07-29 01:21:18,905 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-07-29 01:21:18,907 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.07 01:21:18" (1/1) ... [2020-07-29 01:21:18,910 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2038bf2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.07 01:21:18, skipping insertion in model container [2020-07-29 01:21:18,911 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.07 01:21:18" (1/1) ... [2020-07-29 01:21:18,921 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-07-29 01:21:19,006 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-07-29 01:21:19,958 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_error_msg [2020-07-29 01:21:19,958 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@2171c39 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.07 01:21:19, skipping insertion in model container [2020-07-29 01:21:19,958 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-07-29 01:21:19,959 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2020-07-29 01:21:19,963 INFO L168 Benchmark]: Toolchain (without parser) took 1066.36 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 119.0 MB). Free memory was 953.5 MB in the beginning and 1.1 GB in the end (delta: -137.9 MB). Peak memory consumption was 27.0 MB. Max. memory is 11.5 GB. [2020-07-29 01:21:19,963 INFO L168 Benchmark]: CDTParser took 0.26 ms. Allocated memory is still 1.0 GB. Free memory is still 987.1 MB. There was no memory consumed. Max. memory is 11.5 GB. [2020-07-29 01:21:19,965 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1059.88 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 119.0 MB). Free memory was 953.5 MB in the beginning and 1.1 GB in the end (delta: -137.9 MB). Peak memory consumption was 27.0 MB. Max. memory is 11.5 GB. [2020-07-29 01:21:19,967 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - AssertionsEnabledResult: Assertions are enabled Assertions are enabled - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26 ms. Allocated memory is still 1.0 GB. Free memory is still 987.1 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 1059.88 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 119.0 MB). Free memory was 953.5 MB in the beginning and 1.1 GB in the end (delta: -137.9 MB). Peak memory consumption was 27.0 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 1860]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: bb_error_msg RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...