./Ultimate.py --spec ../sv-benchmarks/c/properties/valid-memsafety.prp --file ../sv-benchmarks/c/busybox-1.22.0/du-1.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/du-1.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash a7d47fd1cb183de21869a58eb9084ebc9903847b2928a08049ba239b8cab5299 --- Real Ultimate output --- This is Ultimate 0.2.2-?-3598765 [2022-07-21 23:40:24,508 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-21 23:40:24,510 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-21 23:40:24,544 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-21 23:40:24,544 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-21 23:40:24,545 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-21 23:40:24,549 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-21 23:40:24,552 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-21 23:40:24,554 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-21 23:40:24,558 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-21 23:40:24,560 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-21 23:40:24,562 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-21 23:40:24,562 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-21 23:40:24,565 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-21 23:40:24,566 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-21 23:40:24,571 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-21 23:40:24,572 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-21 23:40:24,574 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-21 23:40:24,576 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-21 23:40:24,581 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-21 23:40:24,583 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-21 23:40:24,584 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-21 23:40:24,586 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-21 23:40:24,586 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-21 23:40:24,588 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-21 23:40:24,595 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-21 23:40:24,595 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-21 23:40:24,596 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-21 23:40:24,597 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-21 23:40:24,597 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-21 23:40:24,598 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-21 23:40:24,598 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-21 23:40:24,600 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-21 23:40:24,601 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-21 23:40:24,602 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-21 23:40:24,603 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-21 23:40:24,603 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-21 23:40:24,604 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-21 23:40:24,604 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-21 23:40:24,604 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-21 23:40:24,605 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-21 23:40:24,606 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-21 23:40:24,615 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf [2022-07-21 23:40:24,648 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-21 23:40:24,649 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-21 23:40:24,649 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-21 23:40:24,649 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-21 23:40:24,650 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-07-21 23:40:24,650 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-07-21 23:40:24,651 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-21 23:40:24,651 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-21 23:40:24,651 INFO L138 SettingsManager]: * Use SBE=true [2022-07-21 23:40:24,652 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-21 23:40:24,652 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-07-21 23:40:24,653 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-07-21 23:40:24,653 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-21 23:40:24,653 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-07-21 23:40:24,653 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-07-21 23:40:24,654 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-07-21 23:40:24,654 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-07-21 23:40:24,654 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-07-21 23:40:24,654 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-21 23:40:24,654 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-21 23:40:24,655 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-21 23:40:24,655 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-07-21 23:40:24,655 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-21 23:40:24,655 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-21 23:40:24,655 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-07-21 23:40:24,656 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-07-21 23:40:24,656 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-07-21 23:40:24,656 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a7d47fd1cb183de21869a58eb9084ebc9903847b2928a08049ba239b8cab5299 [2022-07-21 23:40:24,981 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-21 23:40:25,005 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-21 23:40:25,008 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-21 23:40:25,010 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-21 23:40:25,011 INFO L275 PluginConnector]: CDTParser initialized [2022-07-21 23:40:25,012 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/busybox-1.22.0/du-1.i [2022-07-21 23:40:25,079 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2ffc2ba3a/e8ea40ca87eb49a489904b09c7d25da8/FLAG3088aff74 [2022-07-21 23:40:25,765 INFO L306 CDTParser]: Found 1 translation units. [2022-07-21 23:40:25,766 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/du-1.i [2022-07-21 23:40:25,801 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2ffc2ba3a/e8ea40ca87eb49a489904b09c7d25da8/FLAG3088aff74 [2022-07-21 23:40:26,077 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2ffc2ba3a/e8ea40ca87eb49a489904b09c7d25da8 [2022-07-21 23:40:26,079 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-21 23:40:26,080 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-21 23:40:26,083 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-21 23:40:26,083 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-21 23:40:26,087 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-21 23:40:26,087 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.07 11:40:26" (1/1) ... [2022-07-21 23:40:26,088 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@401a1ba6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 11:40:26, skipping insertion in model container [2022-07-21 23:40:26,088 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.07 11:40:26" (1/1) ... [2022-07-21 23:40:26,094 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-21 23:40:26,173 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-21 23:40:27,353 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2022-07-21 23:40:27,354 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@7a881145 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 11:40:27, skipping insertion in model container [2022-07-21 23:40:27,354 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-07-21 23:40:27,354 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-07-21 23:40:27,357 INFO L158 Benchmark]: Toolchain (without parser) took 1274.89ms. Allocated memory is still 60.8MB. Free memory was 39.8MB in the beginning and 35.0MB in the end (delta: 4.8MB). Peak memory consumption was 23.2MB. Max. memory is 16.1GB. [2022-07-21 23:40:27,358 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 48.2MB. Free memory was 30.0MB in the beginning and 30.0MB in the end (delta: 41.9kB). There was no memory consumed. Max. memory is 16.1GB. [2022-07-21 23:40:27,359 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1271.23ms. Allocated memory is still 60.8MB. Free memory was 39.7MB in the beginning and 35.0MB in the end (delta: 4.6MB). Peak memory consumption was 23.2MB. Max. memory is 16.1GB. [2022-07-21 23:40:27,361 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28ms. Allocated memory is still 48.2MB. Free memory was 30.0MB in the beginning and 30.0MB in the end (delta: 41.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1271.23ms. Allocated memory is still 60.8MB. Free memory was 39.7MB in the beginning and 35.0MB in the end (delta: 4.6MB). Peak memory consumption was 23.2MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2643]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- 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/du-1.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash a7d47fd1cb183de21869a58eb9084ebc9903847b2928a08049ba239b8cab5299 --- Real Ultimate output --- This is Ultimate 0.2.2-?-3598765 [2022-07-21 23:40:29,108 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-21 23:40:29,111 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-21 23:40:29,153 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-21 23:40:29,154 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-21 23:40:29,156 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-21 23:40:29,160 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-21 23:40:29,163 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-21 23:40:29,165 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-21 23:40:29,170 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-21 23:40:29,171 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-21 23:40:29,174 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-21 23:40:29,174 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-21 23:40:29,176 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-21 23:40:29,177 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-21 23:40:29,183 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-21 23:40:29,184 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-21 23:40:29,186 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-21 23:40:29,188 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-21 23:40:29,194 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-21 23:40:29,195 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-21 23:40:29,197 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-21 23:40:29,199 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-21 23:40:29,200 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-21 23:40:29,201 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-21 23:40:29,215 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-21 23:40:29,217 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-21 23:40:29,218 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-21 23:40:29,219 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-21 23:40:29,219 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-21 23:40:29,220 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-21 23:40:29,221 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-21 23:40:29,222 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-21 23:40:29,223 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-21 23:40:29,225 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-21 23:40:29,226 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-21 23:40:29,226 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-21 23:40:29,226 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-21 23:40:29,227 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-21 23:40:29,227 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-21 23:40:29,228 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-21 23:40:29,229 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-21 23:40:29,237 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf [2022-07-21 23:40:29,275 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-21 23:40:29,276 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-21 23:40:29,276 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-21 23:40:29,276 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-21 23:40:29,277 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-07-21 23:40:29,277 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-07-21 23:40:29,278 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-21 23:40:29,279 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-21 23:40:29,279 INFO L138 SettingsManager]: * Use SBE=true [2022-07-21 23:40:29,280 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-21 23:40:29,280 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-07-21 23:40:29,280 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-07-21 23:40:29,281 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-21 23:40:29,281 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-07-21 23:40:29,281 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-07-21 23:40:29,282 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-07-21 23:40:29,282 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-07-21 23:40:29,282 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-07-21 23:40:29,282 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-07-21 23:40:29,282 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-07-21 23:40:29,283 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-21 23:40:29,283 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-21 23:40:29,283 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-21 23:40:29,283 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-07-21 23:40:29,284 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-21 23:40:29,284 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-21 23:40:29,284 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-07-21 23:40:29,284 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2022-07-21 23:40:29,284 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-07-21 23:40:29,285 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-07-21 23:40:29,285 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a7d47fd1cb183de21869a58eb9084ebc9903847b2928a08049ba239b8cab5299 [2022-07-21 23:40:29,657 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-21 23:40:29,677 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-21 23:40:29,680 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-21 23:40:29,682 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-21 23:40:29,682 INFO L275 PluginConnector]: CDTParser initialized [2022-07-21 23:40:29,684 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/busybox-1.22.0/du-1.i [2022-07-21 23:40:29,749 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/22c19b6b6/255949b7a2fb4d3e9b61ef966b72de42/FLAGc1f73ecd8 [2022-07-21 23:40:30,385 INFO L306 CDTParser]: Found 1 translation units. [2022-07-21 23:40:30,386 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/du-1.i [2022-07-21 23:40:30,419 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/22c19b6b6/255949b7a2fb4d3e9b61ef966b72de42/FLAGc1f73ecd8 [2022-07-21 23:40:30,740 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/22c19b6b6/255949b7a2fb4d3e9b61ef966b72de42 [2022-07-21 23:40:30,742 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-21 23:40:30,743 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-21 23:40:30,746 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-21 23:40:30,746 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-21 23:40:30,749 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-21 23:40:30,750 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.07 11:40:30" (1/1) ... [2022-07-21 23:40:30,751 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@10329700 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 11:40:30, skipping insertion in model container [2022-07-21 23:40:30,751 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.07 11:40:30" (1/1) ... [2022-07-21 23:40:30,757 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-21 23:40:30,831 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-21 23:40:32,055 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2022-07-21 23:40:32,055 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@76e62c8a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 11:40:32, skipping insertion in model container [2022-07-21 23:40:32,056 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-07-21 23:40:32,057 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-07-21 23:40:32,061 INFO L158 Benchmark]: Toolchain (without parser) took 1316.42ms. Allocated memory was 58.7MB in the beginning and 79.7MB in the end (delta: 21.0MB). Free memory was 32.8MB in the beginning and 44.6MB in the end (delta: -11.9MB). Peak memory consumption was 14.0MB. Max. memory is 16.1GB. [2022-07-21 23:40:32,062 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 58.7MB. Free memory was 39.9MB in the beginning and 39.8MB in the end (delta: 84.1kB). There was no memory consumed. Max. memory is 16.1GB. [2022-07-21 23:40:32,064 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1311.14ms. Allocated memory was 58.7MB in the beginning and 79.7MB in the end (delta: 21.0MB). Free memory was 32.6MB in the beginning and 44.6MB in the end (delta: -12.1MB). Peak memory consumption was 14.0MB. Max. memory is 16.1GB. [2022-07-21 23:40:32,066 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28ms. Allocated memory is still 58.7MB. Free memory was 39.9MB in the beginning and 39.8MB in the end (delta: 84.1kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1311.14ms. Allocated memory was 58.7MB in the beginning and 79.7MB in the end (delta: 21.0MB). Free memory was 32.6MB in the beginning and 44.6MB in the end (delta: -12.1MB). Peak memory consumption was 14.0MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2643]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN