./Ultimate.py --spec ../sv-benchmarks/c/properties/valid-memsafety.prp --file ../sv-benchmarks/c/busybox-1.22.0/who-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/who-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 e45b327306a6562d6a4620d8aeeeb1c80e5a817c1ba8b28a2c494470fe4c5348 --- Real Ultimate output --- This is Ultimate 0.2.2-tmp.no-commuhash-c3fed41 [2021-12-19 12:23:20,708 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-19 12:23:20,709 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-19 12:23:20,763 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-19 12:23:20,764 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-19 12:23:20,765 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-19 12:23:20,766 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-19 12:23:20,767 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-19 12:23:20,768 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-19 12:23:20,769 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-19 12:23:20,769 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-19 12:23:20,770 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-19 12:23:20,770 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-19 12:23:20,771 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-19 12:23:20,772 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-19 12:23:20,773 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-19 12:23:20,782 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-19 12:23:20,783 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-19 12:23:20,784 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-19 12:23:20,785 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-19 12:23:20,786 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-19 12:23:20,787 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-19 12:23:20,788 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-19 12:23:20,789 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-19 12:23:20,791 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-19 12:23:20,791 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-19 12:23:20,791 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-19 12:23:20,792 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-19 12:23:20,792 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-19 12:23:20,793 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-19 12:23:20,793 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-19 12:23:20,793 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-19 12:23:20,794 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-19 12:23:20,795 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-19 12:23:20,796 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-19 12:23:20,796 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-19 12:23:20,797 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-19 12:23:20,797 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-19 12:23:20,798 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-19 12:23:20,798 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-19 12:23:20,799 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-19 12:23:20,800 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf [2021-12-19 12:23:20,824 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-19 12:23:20,824 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-19 12:23:20,824 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-19 12:23:20,824 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-19 12:23:20,825 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-19 12:23:20,825 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-19 12:23:20,826 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-19 12:23:20,826 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-19 12:23:20,826 INFO L138 SettingsManager]: * Use SBE=true [2021-12-19 12:23:20,826 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-19 12:23:20,827 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-12-19 12:23:20,827 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-19 12:23:20,827 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-19 12:23:20,827 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-12-19 12:23:20,827 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-12-19 12:23:20,828 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-12-19 12:23:20,828 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-19 12:23:20,828 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-12-19 12:23:20,828 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-19 12:23:20,828 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-19 12:23:20,828 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-19 12:23:20,828 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-19 12:23:20,828 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-19 12:23:20,829 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-19 12:23:20,829 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-19 12:23:20,829 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-19 12:23:20,829 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-12-19 12:23:20,829 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-19 12:23:20,829 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e45b327306a6562d6a4620d8aeeeb1c80e5a817c1ba8b28a2c494470fe4c5348 [2021-12-19 12:23:21,036 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-19 12:23:21,053 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-19 12:23:21,064 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-19 12:23:21,065 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-19 12:23:21,065 INFO L275 PluginConnector]: CDTParser initialized [2021-12-19 12:23:21,066 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/busybox-1.22.0/who-2.i [2021-12-19 12:23:21,111 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/852597279/3e141869336d45e1be1f6c28d94a025c/FLAG446702cf2 [2021-12-19 12:23:21,566 INFO L306 CDTParser]: Found 1 translation units. [2021-12-19 12:23:21,566 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/who-2.i [2021-12-19 12:23:21,585 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/852597279/3e141869336d45e1be1f6c28d94a025c/FLAG446702cf2 [2021-12-19 12:23:21,872 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/852597279/3e141869336d45e1be1f6c28d94a025c [2021-12-19 12:23:21,874 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-19 12:23:21,875 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-19 12:23:21,877 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-19 12:23:21,878 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-19 12:23:21,884 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-19 12:23:21,884 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.12 12:23:21" (1/1) ... [2021-12-19 12:23:21,885 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6f619c7e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 12:23:21, skipping insertion in model container [2021-12-19 12:23:21,885 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.12 12:23:21" (1/1) ... [2021-12-19 12:23:21,889 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-19 12:23:21,998 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-19 12:23:22,733 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_error_msg_and_die [2021-12-19 12:23:22,734 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@1937513e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 12:23:22, skipping insertion in model container [2021-12-19 12:23:22,734 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-19 12:23:22,735 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-12-19 12:23:22,736 INFO L158 Benchmark]: Toolchain (without parser) took 860.38ms. Allocated memory is still 121.6MB. Free memory was 81.2MB in the beginning and 77.9MB in the end (delta: 3.3MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2021-12-19 12:23:22,737 INFO L158 Benchmark]: CDTParser took 0.18ms. Allocated memory is still 121.6MB. Free memory was 94.1MB in the beginning and 94.1MB in the end (delta: 25.7kB). There was no memory consumed. Max. memory is 16.1GB. [2021-12-19 12:23:22,737 INFO L158 Benchmark]: CACSL2BoogieTranslator took 857.08ms. Allocated memory is still 121.6MB. Free memory was 80.9MB in the beginning and 77.9MB in the end (delta: 3.1MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2021-12-19 12:23:22,738 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18ms. Allocated memory is still 121.6MB. Free memory was 94.1MB in the beginning and 94.1MB in the end (delta: 25.7kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 857.08ms. Allocated memory is still 121.6MB. Free memory was 80.9MB in the beginning and 77.9MB in the end (delta: 3.1MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2775]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: bb_error_msg_and_die 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/who-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 e45b327306a6562d6a4620d8aeeeb1c80e5a817c1ba8b28a2c494470fe4c5348 --- Real Ultimate output --- This is Ultimate 0.2.2-tmp.no-commuhash-c3fed41 [2021-12-19 12:23:24,185 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-19 12:23:24,188 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-19 12:23:24,219 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-19 12:23:24,219 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-19 12:23:24,221 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-19 12:23:24,222 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-19 12:23:24,226 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-19 12:23:24,227 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-19 12:23:24,230 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-19 12:23:24,231 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-19 12:23:24,234 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-19 12:23:24,234 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-19 12:23:24,236 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-19 12:23:24,237 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-19 12:23:24,240 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-19 12:23:24,240 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-19 12:23:24,241 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-19 12:23:24,245 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-19 12:23:24,249 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-19 12:23:24,249 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-19 12:23:24,250 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-19 12:23:24,251 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-19 12:23:24,252 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-19 12:23:24,256 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-19 12:23:24,257 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-19 12:23:24,257 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-19 12:23:24,258 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-19 12:23:24,258 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-19 12:23:24,259 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-19 12:23:24,259 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-19 12:23:24,260 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-19 12:23:24,261 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-19 12:23:24,261 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-19 12:23:24,262 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-19 12:23:24,262 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-19 12:23:24,263 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-19 12:23:24,263 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-19 12:23:24,263 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-19 12:23:24,264 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-19 12:23:24,264 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-19 12:23:24,265 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf [2021-12-19 12:23:24,304 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-19 12:23:24,304 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-19 12:23:24,305 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-19 12:23:24,305 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-19 12:23:24,306 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-19 12:23:24,306 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-19 12:23:24,307 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-19 12:23:24,307 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-19 12:23:24,307 INFO L138 SettingsManager]: * Use SBE=true [2021-12-19 12:23:24,307 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-19 12:23:24,308 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-12-19 12:23:24,308 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-19 12:23:24,308 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-19 12:23:24,308 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-12-19 12:23:24,309 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-12-19 12:23:24,309 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-12-19 12:23:24,309 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-19 12:23:24,309 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-12-19 12:23:24,309 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-12-19 12:23:24,309 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-12-19 12:23:24,309 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-19 12:23:24,310 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-19 12:23:24,310 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-19 12:23:24,310 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-19 12:23:24,310 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-19 12:23:24,310 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-19 12:23:24,310 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-19 12:23:24,311 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2021-12-19 12:23:24,311 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-12-19 12:23:24,311 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-19 12:23:24,311 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-12-19 12:23:24,311 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e45b327306a6562d6a4620d8aeeeb1c80e5a817c1ba8b28a2c494470fe4c5348 [2021-12-19 12:23:24,650 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-19 12:23:24,662 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-19 12:23:24,664 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-19 12:23:24,665 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-19 12:23:24,665 INFO L275 PluginConnector]: CDTParser initialized [2021-12-19 12:23:24,666 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/busybox-1.22.0/who-2.i [2021-12-19 12:23:24,705 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/301d21abb/1d61cb079238499b8b6f09ef56f7a760/FLAGb9c768340 [2021-12-19 12:23:25,262 INFO L306 CDTParser]: Found 1 translation units. [2021-12-19 12:23:25,262 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/who-2.i [2021-12-19 12:23:25,288 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/301d21abb/1d61cb079238499b8b6f09ef56f7a760/FLAGb9c768340 [2021-12-19 12:23:25,493 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/301d21abb/1d61cb079238499b8b6f09ef56f7a760 [2021-12-19 12:23:25,496 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-19 12:23:25,498 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-19 12:23:25,500 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-19 12:23:25,500 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-19 12:23:25,502 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-19 12:23:25,503 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.12 12:23:25" (1/1) ... [2021-12-19 12:23:25,504 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@78d76d14 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 12:23:25, skipping insertion in model container [2021-12-19 12:23:25,504 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.12 12:23:25" (1/1) ... [2021-12-19 12:23:25,509 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-19 12:23:25,569 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-19 12:23:26,261 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_error_msg_and_die [2021-12-19 12:23:26,262 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@5a673885 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 12:23:26, skipping insertion in model container [2021-12-19 12:23:26,262 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-19 12:23:26,263 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-12-19 12:23:26,264 INFO L158 Benchmark]: Toolchain (without parser) took 765.69ms. Allocated memory is still 77.6MB. Free memory was 53.5MB in the beginning and 41.4MB in the end (delta: 12.1MB). Peak memory consumption was 17.3MB. Max. memory is 16.1GB. [2021-12-19 12:23:26,264 INFO L158 Benchmark]: CDTParser took 0.14ms. Allocated memory is still 77.6MB. Free memory is still 58.1MB. There was no memory consumed. Max. memory is 16.1GB. [2021-12-19 12:23:26,265 INFO L158 Benchmark]: CACSL2BoogieTranslator took 762.77ms. Allocated memory is still 77.6MB. Free memory was 53.2MB in the beginning and 41.4MB in the end (delta: 11.8MB). Peak memory consumption was 15.2MB. Max. memory is 16.1GB. [2021-12-19 12:23:26,265 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14ms. Allocated memory is still 77.6MB. Free memory is still 58.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 762.77ms. Allocated memory is still 77.6MB. Free memory was 53.2MB in the beginning and 41.4MB in the end (delta: 11.8MB). Peak memory consumption was 15.2MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2775]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: bb_error_msg_and_die 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