./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 5fbdf5bf 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 3918e16c1381c46d79ce53a5244e0a0b7f9d16d2 ............................................................................................................................... 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_1.5.800.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 3918e16c1381c46d79ce53a5244e0a0b7f9d16d2 .................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.2.1-wip.dd.seqcomp-5fbdf5b [2021-08-30 19:39:51,051 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-08-30 19:39:51,058 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-08-30 19:39:51,088 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-08-30 19:39:51,089 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-08-30 19:39:51,092 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-08-30 19:39:51,093 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-08-30 19:39:51,097 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-08-30 19:39:51,103 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-08-30 19:39:51,107 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-08-30 19:39:51,108 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-08-30 19:39:51,111 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-08-30 19:39:51,111 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-08-30 19:39:51,113 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-08-30 19:39:51,114 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-08-30 19:39:51,116 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-08-30 19:39:51,117 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-08-30 19:39:51,117 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-08-30 19:39:51,119 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-08-30 19:39:51,123 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-08-30 19:39:51,124 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-08-30 19:39:51,125 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-08-30 19:39:51,126 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-08-30 19:39:51,127 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-08-30 19:39:51,132 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-08-30 19:39:51,132 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-08-30 19:39:51,132 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-08-30 19:39:51,133 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-08-30 19:39:51,134 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-08-30 19:39:51,134 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-08-30 19:39:51,135 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-08-30 19:39:51,135 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-08-30 19:39:51,136 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-08-30 19:39:51,137 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-08-30 19:39:51,138 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-08-30 19:39:51,138 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-08-30 19:39:51,138 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-08-30 19:39:51,139 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-08-30 19:39:51,139 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-08-30 19:39:51,140 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-08-30 19:39:51,140 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-08-30 19:39:51,141 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf [2021-08-30 19:39:51,168 INFO L113 SettingsManager]: Loading preferences was successful [2021-08-30 19:39:51,168 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-08-30 19:39:51,169 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-08-30 19:39:51,169 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-08-30 19:39:51,171 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-08-30 19:39:51,171 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-08-30 19:39:51,171 INFO L138 SettingsManager]: * Use SBE=true [2021-08-30 19:39:51,171 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-08-30 19:39:51,171 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-08-30 19:39:51,172 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-08-30 19:39:51,172 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-08-30 19:39:51,172 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-08-30 19:39:51,172 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-08-30 19:39:51,173 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-08-30 19:39:51,173 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-08-30 19:39:51,173 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-08-30 19:39:51,173 INFO L138 SettingsManager]: * Use constant arrays=true [2021-08-30 19:39:51,173 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-08-30 19:39:51,173 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-08-30 19:39:51,173 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-08-30 19:39:51,174 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-08-30 19:39:51,174 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-08-30 19:39:51,174 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-08-30 19:39:51,174 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-08-30 19:39:51,174 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-08-30 19:39:51,174 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-08-30 19:39:51,174 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3918e16c1381c46d79ce53a5244e0a0b7f9d16d2 [2021-08-30 19:39:51,437 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-08-30 19:39:51,467 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-08-30 19:39:51,468 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-08-30 19:39:51,469 INFO L271 PluginConnector]: Initializing CDTParser... [2021-08-30 19:39:51,470 INFO L275 PluginConnector]: CDTParser initialized [2021-08-30 19:39:51,471 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/busybox-1.22.0/sync-2.i [2021-08-30 19:39:51,514 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/40982a124/9c8e8cdfa7d6431fbae90eeb0f739740/FLAG37422ea9f [2021-08-30 19:39:51,984 INFO L306 CDTParser]: Found 1 translation units. [2021-08-30 19:39:51,984 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/sync-2.i [2021-08-30 19:39:52,000 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/40982a124/9c8e8cdfa7d6431fbae90eeb0f739740/FLAG37422ea9f [2021-08-30 19:39:52,010 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/40982a124/9c8e8cdfa7d6431fbae90eeb0f739740 [2021-08-30 19:39:52,011 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-08-30 19:39:52,012 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-08-30 19:39:52,013 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-08-30 19:39:52,014 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-08-30 19:39:52,016 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-08-30 19:39:52,016 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 07:39:52" (1/1) ... [2021-08-30 19:39:52,017 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@ece3409 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 07:39:52, skipping insertion in model container [2021-08-30 19:39:52,017 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 07:39:52" (1/1) ... [2021-08-30 19:39:52,021 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-08-30 19:39:52,067 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-08-30 19:39:52,659 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_error_msg [2021-08-30 19:39:52,660 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@58031a17 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 07:39:52, skipping insertion in model container [2021-08-30 19:39:52,660 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-08-30 19:39:52,661 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2021-08-30 19:39:52,662 INFO L158 Benchmark]: Toolchain (without parser) took 649.04ms. Allocated memory was 56.6MB in the beginning and 69.2MB in the end (delta: 12.6MB). Free memory was 30.4MB in the beginning and 43.8MB in the end (delta: -13.4MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-08-30 19:39:52,662 INFO L158 Benchmark]: CDTParser took 0.39ms. Allocated memory is still 56.6MB. Free memory was 38.0MB in the beginning and 37.9MB in the end (delta: 29.0kB). There was no memory consumed. Max. memory is 16.1GB. [2021-08-30 19:39:52,663 INFO L158 Benchmark]: CACSL2BoogieTranslator took 647.15ms. Allocated memory was 56.6MB in the beginning and 69.2MB in the end (delta: 12.6MB). Free memory was 30.2MB in the beginning and 43.8MB in the end (delta: -13.6MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-08-30 19:39:52,664 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.39ms. Allocated memory is still 56.6MB. Free memory was 38.0MB in the beginning and 37.9MB in the end (delta: 29.0kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 647.15ms. Allocated memory was 56.6MB in the beginning and 69.2MB in the end (delta: 12.6MB). Free memory was 30.2MB in the beginning and 43.8MB in the end (delta: -13.6MB). Peak memory consumption was 10.5MB. 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... ### Bit-precise run ### This is Ultimate 0.2.1-wip.dd.seqcomp-5fbdf5b [2021-08-30 19:39:53,973 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-08-30 19:39:53,982 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-08-30 19:39:54,006 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-08-30 19:39:54,007 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-08-30 19:39:54,010 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-08-30 19:39:54,011 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-08-30 19:39:54,015 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-08-30 19:39:54,017 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-08-30 19:39:54,021 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-08-30 19:39:54,022 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-08-30 19:39:54,026 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-08-30 19:39:54,026 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-08-30 19:39:54,028 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-08-30 19:39:54,030 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-08-30 19:39:54,032 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-08-30 19:39:54,033 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-08-30 19:39:54,034 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-08-30 19:39:54,035 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-08-30 19:39:54,039 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-08-30 19:39:54,040 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-08-30 19:39:54,041 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-08-30 19:39:54,042 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-08-30 19:39:54,043 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-08-30 19:39:54,046 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-08-30 19:39:54,047 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-08-30 19:39:54,047 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-08-30 19:39:54,048 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-08-30 19:39:54,048 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-08-30 19:39:54,049 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-08-30 19:39:54,049 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-08-30 19:39:54,050 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-08-30 19:39:54,051 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-08-30 19:39:54,052 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-08-30 19:39:54,052 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-08-30 19:39:54,053 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-08-30 19:39:54,053 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-08-30 19:39:54,053 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-08-30 19:39:54,054 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-08-30 19:39:54,055 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-08-30 19:39:54,055 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-08-30 19:39:54,056 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf [2021-08-30 19:39:54,089 INFO L113 SettingsManager]: Loading preferences was successful [2021-08-30 19:39:54,089 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-08-30 19:39:54,090 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-08-30 19:39:54,090 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-08-30 19:39:54,092 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-08-30 19:39:54,092 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-08-30 19:39:54,092 INFO L138 SettingsManager]: * Use SBE=true [2021-08-30 19:39:54,092 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-08-30 19:39:54,092 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-08-30 19:39:54,092 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-08-30 19:39:54,093 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-08-30 19:39:54,093 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-08-30 19:39:54,093 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-08-30 19:39:54,093 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-08-30 19:39:54,093 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-08-30 19:39:54,094 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-08-30 19:39:54,094 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-08-30 19:39:54,094 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-08-30 19:39:54,094 INFO L138 SettingsManager]: * Use constant arrays=true [2021-08-30 19:39:54,094 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-08-30 19:39:54,094 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-08-30 19:39:54,094 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-08-30 19:39:54,095 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-08-30 19:39:54,095 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-08-30 19:39:54,095 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-08-30 19:39:54,095 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2021-08-30 19:39:54,095 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-08-30 19:39:54,095 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-08-30 19:39:54,095 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-08-30 19:39:54,096 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3918e16c1381c46d79ce53a5244e0a0b7f9d16d2 [2021-08-30 19:39:54,382 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-08-30 19:39:54,404 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-08-30 19:39:54,406 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-08-30 19:39:54,407 INFO L271 PluginConnector]: Initializing CDTParser... [2021-08-30 19:39:54,407 INFO L275 PluginConnector]: CDTParser initialized [2021-08-30 19:39:54,409 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/busybox-1.22.0/sync-2.i [2021-08-30 19:39:54,459 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fe852447a/122be70dc5a140ed9f3baac06e3315e6/FLAG6a53b6cc5 [2021-08-30 19:39:54,876 INFO L306 CDTParser]: Found 1 translation units. [2021-08-30 19:39:54,877 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/sync-2.i [2021-08-30 19:39:54,892 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fe852447a/122be70dc5a140ed9f3baac06e3315e6/FLAG6a53b6cc5 [2021-08-30 19:39:55,210 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fe852447a/122be70dc5a140ed9f3baac06e3315e6 [2021-08-30 19:39:55,213 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-08-30 19:39:55,214 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-08-30 19:39:55,216 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-08-30 19:39:55,216 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-08-30 19:39:55,219 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-08-30 19:39:55,219 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 07:39:55" (1/1) ... [2021-08-30 19:39:55,221 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@763cb878 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 07:39:55, skipping insertion in model container [2021-08-30 19:39:55,221 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 07:39:55" (1/1) ... [2021-08-30 19:39:55,226 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-08-30 19:39:55,269 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-08-30 19:39:55,800 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_error_msg [2021-08-30 19:39:55,801 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@4e5f52ba and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 07:39:55, skipping insertion in model container [2021-08-30 19:39:55,801 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-08-30 19:39:55,801 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2021-08-30 19:39:55,803 INFO L158 Benchmark]: Toolchain (without parser) took 588.28ms. Allocated memory is still 71.3MB. Free memory was 49.1MB in the beginning and 44.7MB in the end (delta: 4.5MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2021-08-30 19:39:55,804 INFO L158 Benchmark]: CDTParser took 0.17ms. Allocated memory is still 71.3MB. Free memory is still 52.8MB. There was no memory consumed. Max. memory is 16.1GB. [2021-08-30 19:39:55,804 INFO L158 Benchmark]: CACSL2BoogieTranslator took 584.83ms. Allocated memory is still 71.3MB. Free memory was 49.0MB in the beginning and 44.7MB in the end (delta: 4.3MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2021-08-30 19:39:55,805 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17ms. Allocated memory is still 71.3MB. Free memory is still 52.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 584.83ms. Allocated memory is still 71.3MB. Free memory was 49.0MB in the beginning and 44.7MB in the end (delta: 4.3MB). Peak memory consumption was 12.6MB. 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...