./Ultimate.py --spec ../sv-benchmarks/c/properties/valid-memsafety.prp --file ../sv-benchmarks/c/busybox-1.22.0/sync-2.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 35987657 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_1.5.800.v20200727-1323.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 727341e103cd8bce499d9ef3aeff00ef12cc47b8d9139b3e1b87abd8c9cbf8f9 --- Real Ultimate output --- This is Ultimate 0.2.2-?-3598765 [2022-07-21 23:41:15,068 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-21 23:41:15,070 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-21 23:41:15,108 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-21 23:41:15,109 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-21 23:41:15,110 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-21 23:41:15,111 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-21 23:41:15,112 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-21 23:41:15,113 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-21 23:41:15,114 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-21 23:41:15,119 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-21 23:41:15,120 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-21 23:41:15,121 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-21 23:41:15,123 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-21 23:41:15,124 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-21 23:41:15,127 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-21 23:41:15,128 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-21 23:41:15,128 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-21 23:41:15,129 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-21 23:41:15,135 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-21 23:41:15,136 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-21 23:41:15,136 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-21 23:41:15,141 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-21 23:41:15,141 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-21 23:41:15,142 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-21 23:41:15,144 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-21 23:41:15,144 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-21 23:41:15,144 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-21 23:41:15,145 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-21 23:41:15,145 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-21 23:41:15,146 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-21 23:41:15,146 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-21 23:41:15,146 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-21 23:41:15,147 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-21 23:41:15,147 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-21 23:41:15,148 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-21 23:41:15,148 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-21 23:41:15,149 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-21 23:41:15,149 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-21 23:41:15,149 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-21 23:41:15,150 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-21 23:41:15,152 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-21 23:41:15,153 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf [2022-07-21 23:41:15,179 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-21 23:41:15,180 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-21 23:41:15,180 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-21 23:41:15,180 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-21 23:41:15,181 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-07-21 23:41:15,181 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-07-21 23:41:15,181 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-21 23:41:15,181 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-21 23:41:15,182 INFO L138 SettingsManager]: * Use SBE=true [2022-07-21 23:41:15,182 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-21 23:41:15,182 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-07-21 23:41:15,182 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-07-21 23:41:15,182 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-21 23:41:15,182 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-07-21 23:41:15,182 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-07-21 23:41:15,183 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-07-21 23:41:15,183 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-07-21 23:41:15,185 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-07-21 23:41:15,185 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-21 23:41:15,186 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-21 23:41:15,186 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-21 23:41:15,186 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-07-21 23:41:15,186 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-21 23:41:15,186 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-21 23:41:15,187 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-07-21 23:41:15,187 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-07-21 23:41:15,187 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-07-21 23:41:15,187 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 727341e103cd8bce499d9ef3aeff00ef12cc47b8d9139b3e1b87abd8c9cbf8f9 [2022-07-21 23:41:15,442 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-21 23:41:15,462 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-21 23:41:15,464 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-21 23:41:15,465 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-21 23:41:15,467 INFO L275 PluginConnector]: CDTParser initialized [2022-07-21 23:41:15,469 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/busybox-1.22.0/sync-2.i [2022-07-21 23:41:15,515 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c32bc0d6c/5ed935d4b6a04ed8a0120176f743ecc6/FLAG1ca74333d [2022-07-21 23:41:16,014 INFO L306 CDTParser]: Found 1 translation units. [2022-07-21 23:41:16,014 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/sync-2.i [2022-07-21 23:41:16,030 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c32bc0d6c/5ed935d4b6a04ed8a0120176f743ecc6/FLAG1ca74333d [2022-07-21 23:41:16,500 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c32bc0d6c/5ed935d4b6a04ed8a0120176f743ecc6 [2022-07-21 23:41:16,501 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-21 23:41:16,502 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-21 23:41:16,503 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-21 23:41:16,503 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-21 23:41:16,506 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-21 23:41:16,506 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.07 11:41:16" (1/1) ... [2022-07-21 23:41:16,507 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@17902903 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 11:41:16, skipping insertion in model container [2022-07-21 23:41:16,507 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.07 11:41:16" (1/1) ... [2022-07-21 23:41:16,511 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-21 23:41:16,548 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-21 23:41:17,248 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_error_msg [2022-07-21 23:41:17,249 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@9ed113c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 11:41:17, skipping insertion in model container [2022-07-21 23:41:17,249 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-07-21 23:41:17,249 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-07-21 23:41:17,251 INFO L158 Benchmark]: Toolchain (without parser) took 747.42ms. Allocated memory is still 62.9MB. Free memory was 39.9MB in the beginning and 38.2MB in the end (delta: 1.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2022-07-21 23:41:17,251 INFO L158 Benchmark]: CDTParser took 0.60ms. Allocated memory is still 62.9MB. Free memory was 45.6MB in the beginning and 45.5MB in the end (delta: 84.0kB). There was no memory consumed. Max. memory is 16.1GB. [2022-07-21 23:41:17,253 INFO L158 Benchmark]: CACSL2BoogieTranslator took 745.86ms. Allocated memory is still 62.9MB. Free memory was 39.7MB in the beginning and 38.2MB in the end (delta: 1.5MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2022-07-21 23:41:17,254 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.60ms. Allocated memory is still 62.9MB. Free memory was 45.6MB in the beginning and 45.5MB in the end (delta: 84.0kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 745.86ms. Allocated memory is still 62.9MB. Free memory was 39.7MB in the beginning and 38.2MB in the end (delta: 1.5MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 1871]: 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... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.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 727341e103cd8bce499d9ef3aeff00ef12cc47b8d9139b3e1b87abd8c9cbf8f9 --- Real Ultimate output --- This is Ultimate 0.2.2-?-3598765 [2022-07-21 23:41:18,636 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-21 23:41:18,637 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-21 23:41:18,658 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-21 23:41:18,658 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-21 23:41:18,659 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-21 23:41:18,660 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-21 23:41:18,661 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-21 23:41:18,663 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-21 23:41:18,667 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-21 23:41:18,667 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-21 23:41:18,668 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-21 23:41:18,668 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-21 23:41:18,669 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-21 23:41:18,672 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-21 23:41:18,672 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-21 23:41:18,673 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-21 23:41:18,675 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-21 23:41:18,676 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-21 23:41:18,680 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-21 23:41:18,681 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-21 23:41:18,684 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-21 23:41:18,685 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-21 23:41:18,685 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-21 23:41:18,686 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-21 23:41:18,688 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-21 23:41:18,688 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-21 23:41:18,688 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-21 23:41:18,689 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-21 23:41:18,689 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-21 23:41:18,690 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-21 23:41:18,690 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-21 23:41:18,690 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-21 23:41:18,691 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-21 23:41:18,691 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-21 23:41:18,692 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-21 23:41:18,692 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-21 23:41:18,693 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-21 23:41:18,693 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-21 23:41:18,693 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-21 23:41:18,694 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-21 23:41:18,696 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-21 23:41:18,697 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf [2022-07-21 23:41:18,722 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-21 23:41:18,726 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-21 23:41:18,726 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-21 23:41:18,726 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-21 23:41:18,727 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-07-21 23:41:18,727 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-07-21 23:41:18,727 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-21 23:41:18,727 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-21 23:41:18,728 INFO L138 SettingsManager]: * Use SBE=true [2022-07-21 23:41:18,728 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-21 23:41:18,728 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-07-21 23:41:18,728 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-07-21 23:41:18,728 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-21 23:41:18,728 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-07-21 23:41:18,729 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-07-21 23:41:18,729 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-07-21 23:41:18,729 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-07-21 23:41:18,729 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-07-21 23:41:18,729 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-07-21 23:41:18,729 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-07-21 23:41:18,730 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-21 23:41:18,730 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-21 23:41:18,730 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-21 23:41:18,730 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-07-21 23:41:18,730 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-21 23:41:18,730 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-21 23:41:18,731 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-07-21 23:41:18,731 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2022-07-21 23:41:18,731 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-07-21 23:41:18,731 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-07-21 23:41:18,731 INFO L138 SettingsManager]: * Logic for external solver=AUFBV WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 727341e103cd8bce499d9ef3aeff00ef12cc47b8d9139b3e1b87abd8c9cbf8f9 [2022-07-21 23:41:18,969 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-21 23:41:18,982 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-21 23:41:18,984 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-21 23:41:18,985 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-21 23:41:18,987 INFO L275 PluginConnector]: CDTParser initialized [2022-07-21 23:41:18,988 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/busybox-1.22.0/sync-2.i [2022-07-21 23:41:19,042 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/684789587/0088f91686dc41d58c542b7af8c9cd86/FLAG76e0119bf [2022-07-21 23:41:19,504 INFO L306 CDTParser]: Found 1 translation units. [2022-07-21 23:41:19,504 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/sync-2.i [2022-07-21 23:41:19,525 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/684789587/0088f91686dc41d58c542b7af8c9cd86/FLAG76e0119bf [2022-07-21 23:41:19,541 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/684789587/0088f91686dc41d58c542b7af8c9cd86 [2022-07-21 23:41:19,543 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-21 23:41:19,544 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-21 23:41:19,545 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-21 23:41:19,545 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-21 23:41:19,547 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-21 23:41:19,548 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.07 11:41:19" (1/1) ... [2022-07-21 23:41:19,549 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@523fba8c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 11:41:19, skipping insertion in model container [2022-07-21 23:41:19,550 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.07 11:41:19" (1/1) ... [2022-07-21 23:41:19,555 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-21 23:41:19,610 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-21 23:41:20,068 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_error_msg [2022-07-21 23:41:20,069 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@4eb8907c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 11:41:20, skipping insertion in model container [2022-07-21 23:41:20,069 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-07-21 23:41:20,069 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-07-21 23:41:20,071 INFO L158 Benchmark]: Toolchain (without parser) took 525.52ms. Allocated memory was 52.4MB in the beginning and 69.2MB in the end (delta: 16.8MB). Free memory was 26.7MB in the beginning and 43.4MB in the end (delta: -16.7MB). Peak memory consumption was 6.8MB. Max. memory is 16.1GB. [2022-07-21 23:41:20,071 INFO L158 Benchmark]: CDTParser took 2.40ms. Allocated memory is still 52.4MB. Free memory was 34.7MB in the beginning and 34.7MB in the end (delta: 37.8kB). There was no memory consumed. Max. memory is 16.1GB. [2022-07-21 23:41:20,072 INFO L158 Benchmark]: CACSL2BoogieTranslator took 523.91ms. Allocated memory was 52.4MB in the beginning and 69.2MB in the end (delta: 16.8MB). Free memory was 26.4MB in the beginning and 43.4MB in the end (delta: -17.0MB). Peak memory consumption was 6.8MB. Max. memory is 16.1GB. [2022-07-21 23:41:20,073 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.40ms. Allocated memory is still 52.4MB. Free memory was 34.7MB in the beginning and 34.7MB in the end (delta: 37.8kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 523.91ms. Allocated memory was 52.4MB in the beginning and 69.2MB in the end (delta: 16.8MB). Free memory was 26.4MB in the beginning and 43.4MB in the end (delta: -17.0MB). Peak memory consumption was 6.8MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 1871]: 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... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN