./Ultimate.py --spec ../sv-benchmarks/c/properties/valid-memsafety.prp --file ../sv-benchmarks/c/busybox-1.22.0/touch-2.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version c3fed411 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/touch-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 798315a8ad0c4d81fda2a5ac7b68944b6ce53b094d274ccbe8c9dc2d6fa510be --- Real Ultimate output --- This is Ultimate 0.2.2-tmp.no-commuhash-c3fed41 [2021-12-16 08:45:51,450 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-16 08:45:51,451 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-16 08:45:51,484 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-16 08:45:51,485 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-16 08:45:51,490 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-16 08:45:51,492 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-16 08:45:51,495 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-16 08:45:51,496 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-16 08:45:51,500 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-16 08:45:51,500 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-16 08:45:51,501 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-16 08:45:51,501 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-16 08:45:51,503 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-16 08:45:51,504 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-16 08:45:51,506 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-16 08:45:51,507 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-16 08:45:51,507 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-16 08:45:51,510 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-16 08:45:51,511 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-16 08:45:51,514 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-16 08:45:51,514 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-16 08:45:51,516 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-16 08:45:51,516 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-16 08:45:51,520 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-16 08:45:51,523 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-16 08:45:51,524 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-16 08:45:51,524 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-16 08:45:51,526 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-16 08:45:51,526 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-16 08:45:51,527 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-16 08:45:51,527 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-16 08:45:51,528 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-16 08:45:51,529 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-16 08:45:51,530 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-16 08:45:51,530 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-16 08:45:51,531 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-16 08:45:51,531 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-16 08:45:51,531 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-16 08:45:51,532 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-16 08:45:51,532 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-16 08:45:51,533 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf [2021-12-16 08:45:51,553 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-16 08:45:51,559 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-16 08:45:51,559 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-16 08:45:51,559 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-16 08:45:51,560 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-16 08:45:51,560 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-16 08:45:51,561 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-16 08:45:51,561 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-16 08:45:51,561 INFO L138 SettingsManager]: * Use SBE=true [2021-12-16 08:45:51,561 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-16 08:45:51,562 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-12-16 08:45:51,562 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-16 08:45:51,562 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-16 08:45:51,562 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-12-16 08:45:51,563 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-12-16 08:45:51,563 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-12-16 08:45:51,563 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-16 08:45:51,563 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-12-16 08:45:51,563 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-16 08:45:51,563 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-16 08:45:51,563 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-16 08:45:51,564 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-16 08:45:51,564 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-16 08:45:51,564 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-16 08:45:51,564 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-16 08:45:51,564 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-16 08:45:51,564 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-12-16 08:45:51,564 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-16 08:45:51,565 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 798315a8ad0c4d81fda2a5ac7b68944b6ce53b094d274ccbe8c9dc2d6fa510be [2021-12-16 08:45:51,786 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-16 08:45:51,802 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-16 08:45:51,804 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-16 08:45:51,805 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-16 08:45:51,806 INFO L275 PluginConnector]: CDTParser initialized [2021-12-16 08:45:51,807 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/busybox-1.22.0/touch-2.i [2021-12-16 08:45:51,855 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/953c5fd80/cc1e0d266adc4a87aab841976679a4aa/FLAG0f52c7d32 [2021-12-16 08:45:52,368 INFO L306 CDTParser]: Found 1 translation units. [2021-12-16 08:45:52,368 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/touch-2.i [2021-12-16 08:45:52,397 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/953c5fd80/cc1e0d266adc4a87aab841976679a4aa/FLAG0f52c7d32 [2021-12-16 08:45:52,591 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/953c5fd80/cc1e0d266adc4a87aab841976679a4aa [2021-12-16 08:45:52,593 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-16 08:45:52,595 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-16 08:45:52,599 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-16 08:45:52,599 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-16 08:45:52,601 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-16 08:45:52,602 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.12 08:45:52" (1/1) ... [2021-12-16 08:45:52,603 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@586fcca2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 08:45:52, skipping insertion in model container [2021-12-16 08:45:52,603 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.12 08:45:52" (1/1) ... [2021-12-16 08:45:52,608 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-16 08:45:52,670 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-16 08:45:53,471 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2021-12-16 08:45:53,472 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@fe098b0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 08:45:53, skipping insertion in model container [2021-12-16 08:45:53,472 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-16 08:45:53,472 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-12-16 08:45:53,474 INFO L158 Benchmark]: Toolchain (without parser) took 877.98ms. Allocated memory is still 98.6MB. Free memory was 55.4MB in the beginning and 53.1MB in the end (delta: 2.4MB). Peak memory consumption was 8.9MB. Max. memory is 16.1GB. [2021-12-16 08:45:53,475 INFO L158 Benchmark]: CDTParser took 0.09ms. Allocated memory is still 98.6MB. Free memory is still 77.7MB. There was no memory consumed. Max. memory is 16.1GB. [2021-12-16 08:45:53,476 INFO L158 Benchmark]: CACSL2BoogieTranslator took 873.11ms. Allocated memory is still 98.6MB. Free memory was 55.2MB in the beginning and 53.1MB in the end (delta: 2.2MB). Peak memory consumption was 8.9MB. Max. memory is 16.1GB. [2021-12-16 08:45:53,477 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.09ms. Allocated memory is still 98.6MB. Free memory is still 77.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 873.11ms. Allocated memory is still 98.6MB. Free memory was 55.2MB in the beginning and 53.1MB in the end (delta: 2.2MB). Peak memory consumption was 8.9MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2613]: 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/touch-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 798315a8ad0c4d81fda2a5ac7b68944b6ce53b094d274ccbe8c9dc2d6fa510be --- Real Ultimate output --- This is Ultimate 0.2.2-tmp.no-commuhash-c3fed41 [2021-12-16 08:45:55,016 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-16 08:45:55,019 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-16 08:45:55,059 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-16 08:45:55,059 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-16 08:45:55,061 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-16 08:45:55,062 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-16 08:45:55,066 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-16 08:45:55,068 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-16 08:45:55,071 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-16 08:45:55,072 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-16 08:45:55,073 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-16 08:45:55,073 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-16 08:45:55,076 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-16 08:45:55,077 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-16 08:45:55,082 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-16 08:45:55,083 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-16 08:45:55,083 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-16 08:45:55,085 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-16 08:45:55,087 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-16 08:45:55,088 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-16 08:45:55,090 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-16 08:45:55,091 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-16 08:45:55,092 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-16 08:45:55,094 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-16 08:45:55,097 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-16 08:45:55,098 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-16 08:45:55,098 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-16 08:45:55,099 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-16 08:45:55,100 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-16 08:45:55,100 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-16 08:45:55,101 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-16 08:45:55,102 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-16 08:45:55,103 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-16 08:45:55,104 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-16 08:45:55,104 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-16 08:45:55,105 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-16 08:45:55,105 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-16 08:45:55,105 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-16 08:45:55,106 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-16 08:45:55,107 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-16 08:45:55,107 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf [2021-12-16 08:45:55,136 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-16 08:45:55,137 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-16 08:45:55,137 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-16 08:45:55,138 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-16 08:45:55,138 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-16 08:45:55,139 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-16 08:45:55,140 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-16 08:45:55,140 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-16 08:45:55,140 INFO L138 SettingsManager]: * Use SBE=true [2021-12-16 08:45:55,140 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-16 08:45:55,141 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-12-16 08:45:55,141 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-16 08:45:55,141 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-16 08:45:55,141 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-12-16 08:45:55,141 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-12-16 08:45:55,142 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-12-16 08:45:55,142 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-16 08:45:55,142 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-12-16 08:45:55,142 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-12-16 08:45:55,142 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-12-16 08:45:55,142 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-16 08:45:55,142 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-16 08:45:55,143 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-16 08:45:55,143 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-16 08:45:55,143 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-16 08:45:55,143 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-16 08:45:55,143 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-16 08:45:55,143 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2021-12-16 08:45:55,144 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-12-16 08:45:55,144 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-16 08:45:55,144 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-12-16 08:45:55,144 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 798315a8ad0c4d81fda2a5ac7b68944b6ce53b094d274ccbe8c9dc2d6fa510be [2021-12-16 08:45:55,417 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-16 08:45:55,435 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-16 08:45:55,438 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-16 08:45:55,438 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-16 08:45:55,439 INFO L275 PluginConnector]: CDTParser initialized [2021-12-16 08:45:55,440 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/busybox-1.22.0/touch-2.i [2021-12-16 08:45:55,496 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f514a6f6c/2e663412fcca41f2b102f7ef29c8258d/FLAG95e479eee [2021-12-16 08:45:56,074 INFO L306 CDTParser]: Found 1 translation units. [2021-12-16 08:45:56,075 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/touch-2.i [2021-12-16 08:45:56,109 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f514a6f6c/2e663412fcca41f2b102f7ef29c8258d/FLAG95e479eee [2021-12-16 08:45:56,528 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f514a6f6c/2e663412fcca41f2b102f7ef29c8258d [2021-12-16 08:45:56,530 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-16 08:45:56,531 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-16 08:45:56,532 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-16 08:45:56,532 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-16 08:45:56,534 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-16 08:45:56,535 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.12 08:45:56" (1/1) ... [2021-12-16 08:45:56,535 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@36aff991 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 08:45:56, skipping insertion in model container [2021-12-16 08:45:56,536 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.12 08:45:56" (1/1) ... [2021-12-16 08:45:56,540 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-16 08:45:56,584 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-16 08:45:57,502 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2021-12-16 08:45:57,503 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@156b4649 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 08:45:57, skipping insertion in model container [2021-12-16 08:45:57,503 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-16 08:45:57,503 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-12-16 08:45:57,505 INFO L158 Benchmark]: Toolchain (without parser) took 973.40ms. Allocated memory was 54.5MB in the beginning and 67.1MB in the end (delta: 12.6MB). Free memory was 27.2MB in the beginning and 44.0MB in the end (delta: -16.8MB). Peak memory consumption was 13.3MB. Max. memory is 16.1GB. [2021-12-16 08:45:57,505 INFO L158 Benchmark]: CDTParser took 0.16ms. Allocated memory is still 54.5MB. Free memory was 37.0MB in the beginning and 36.9MB in the end (delta: 53.0kB). There was no memory consumed. Max. memory is 16.1GB. [2021-12-16 08:45:57,506 INFO L158 Benchmark]: CACSL2BoogieTranslator took 971.73ms. Allocated memory was 54.5MB in the beginning and 67.1MB in the end (delta: 12.6MB). Free memory was 27.1MB in the beginning and 44.0MB in the end (delta: -17.0MB). Peak memory consumption was 13.3MB. Max. memory is 16.1GB. [2021-12-16 08:45:57,507 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16ms. Allocated memory is still 54.5MB. Free memory was 37.0MB in the beginning and 36.9MB in the end (delta: 53.0kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 971.73ms. Allocated memory was 54.5MB in the beginning and 67.1MB in the end (delta: 12.6MB). Free memory was 27.1MB in the beginning and 44.0MB in the end (delta: -17.0MB). Peak memory consumption was 13.3MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2613]: 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