./Ultimate.py --spec ../sv-benchmarks/c/properties/valid-memsafety.prp --file ../sv-benchmarks/c/busybox-1.22.0/expand-2.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version e19ca921 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/expand-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 9046a22aa5b0d00a8f0d6882f177914fb59cf6f993a19ebc0593f371e829e9ec --- Real Ultimate output --- This is Ultimate 0.2.2-dev-e19ca92 [2021-12-22 19:11:00,970 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-22 19:11:00,972 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-22 19:11:01,028 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-22 19:11:01,028 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-22 19:11:01,031 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-22 19:11:01,032 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-22 19:11:01,034 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-22 19:11:01,035 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-22 19:11:01,039 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-22 19:11:01,039 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-22 19:11:01,040 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-22 19:11:01,041 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-22 19:11:01,042 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-22 19:11:01,044 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-22 19:11:01,046 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-22 19:11:01,047 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-22 19:11:01,047 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-22 19:11:01,049 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-22 19:11:01,053 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-22 19:11:01,054 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-22 19:11:01,055 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-22 19:11:01,056 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-22 19:11:01,057 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-22 19:11:01,061 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-22 19:11:01,061 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-22 19:11:01,062 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-22 19:11:01,063 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-22 19:11:01,063 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-22 19:11:01,064 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-22 19:11:01,064 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-22 19:11:01,064 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-22 19:11:01,065 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-22 19:11:01,066 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-22 19:11:01,067 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-22 19:11:01,067 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-22 19:11:01,068 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-22 19:11:01,068 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-22 19:11:01,068 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-22 19:11:01,068 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-22 19:11:01,069 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-22 19:11:01,070 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf [2021-12-22 19:11:01,094 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-22 19:11:01,094 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-22 19:11:01,094 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-22 19:11:01,095 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-22 19:11:01,095 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-22 19:11:01,095 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-22 19:11:01,096 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-22 19:11:01,096 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-22 19:11:01,096 INFO L138 SettingsManager]: * Use SBE=true [2021-12-22 19:11:01,096 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-22 19:11:01,097 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-12-22 19:11:01,097 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-22 19:11:01,097 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-22 19:11:01,097 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-12-22 19:11:01,097 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-12-22 19:11:01,097 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-12-22 19:11:01,098 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-22 19:11:01,098 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-12-22 19:11:01,098 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-22 19:11:01,098 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-22 19:11:01,098 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-22 19:11:01,098 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-22 19:11:01,098 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-22 19:11:01,099 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-22 19:11:01,099 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-22 19:11:01,099 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-22 19:11:01,099 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-12-22 19:11:01,099 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-22 19:11:01,099 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9046a22aa5b0d00a8f0d6882f177914fb59cf6f993a19ebc0593f371e829e9ec [2021-12-22 19:11:01,305 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-22 19:11:01,337 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-22 19:11:01,339 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-22 19:11:01,340 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-22 19:11:01,340 INFO L275 PluginConnector]: CDTParser initialized [2021-12-22 19:11:01,341 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/busybox-1.22.0/expand-2.i [2021-12-22 19:11:01,384 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/86790d12a/0069be084b564868ac0aa7eebda5721a/FLAG1b18d75db [2021-12-22 19:11:01,925 INFO L306 CDTParser]: Found 1 translation units. [2021-12-22 19:11:01,926 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/expand-2.i [2021-12-22 19:11:01,953 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/86790d12a/0069be084b564868ac0aa7eebda5721a/FLAG1b18d75db [2021-12-22 19:11:02,126 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/86790d12a/0069be084b564868ac0aa7eebda5721a [2021-12-22 19:11:02,128 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-22 19:11:02,130 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-22 19:11:02,132 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-22 19:11:02,136 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-22 19:11:02,139 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-22 19:11:02,140 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.12 07:11:02" (1/1) ... [2021-12-22 19:11:02,141 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@62128968 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 07:11:02, skipping insertion in model container [2021-12-22 19:11:02,141 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.12 07:11:02" (1/1) ... [2021-12-22 19:11:02,163 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-22 19:11:02,265 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-22 19:11:03,061 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2021-12-22 19:11:03,063 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@414d18c2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 07:11:03, skipping insertion in model container [2021-12-22 19:11:03,063 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-22 19:11:03,063 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-12-22 19:11:03,065 INFO L158 Benchmark]: Toolchain (without parser) took 933.81ms. Allocated memory is still 119.5MB. Free memory was 86.5MB in the beginning and 76.3MB in the end (delta: 10.1MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2021-12-22 19:11:03,066 INFO L158 Benchmark]: CDTParser took 0.17ms. Allocated memory is still 81.8MB. Free memory is still 43.8MB. There was no memory consumed. Max. memory is 16.1GB. [2021-12-22 19:11:03,067 INFO L158 Benchmark]: CACSL2BoogieTranslator took 930.71ms. Allocated memory is still 119.5MB. Free memory was 86.2MB in the beginning and 76.3MB in the end (delta: 9.8MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2021-12-22 19:11:03,068 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17ms. Allocated memory is still 81.8MB. Free memory is still 43.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 930.71ms. Allocated memory is still 119.5MB. Free memory was 86.2MB in the beginning and 76.3MB in the end (delta: 9.8MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2334]: 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/expand-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 9046a22aa5b0d00a8f0d6882f177914fb59cf6f993a19ebc0593f371e829e9ec --- Real Ultimate output --- This is Ultimate 0.2.2-dev-e19ca92 [2021-12-22 19:11:04,826 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-22 19:11:04,829 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-22 19:11:04,861 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-22 19:11:04,862 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-22 19:11:04,865 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-22 19:11:04,867 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-22 19:11:04,872 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-22 19:11:04,874 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-22 19:11:04,879 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-22 19:11:04,880 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-22 19:11:04,883 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-22 19:11:04,883 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-22 19:11:04,885 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-22 19:11:04,886 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-22 19:11:04,887 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-22 19:11:04,888 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-22 19:11:04,888 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-22 19:11:04,892 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-22 19:11:04,895 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-22 19:11:04,897 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-22 19:11:04,898 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-22 19:11:04,900 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-22 19:11:04,901 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-22 19:11:04,904 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-22 19:11:04,904 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-22 19:11:04,904 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-22 19:11:04,915 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-22 19:11:04,915 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-22 19:11:04,916 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-22 19:11:04,916 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-22 19:11:04,917 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-22 19:11:04,918 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-22 19:11:04,919 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-22 19:11:04,920 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-22 19:11:04,920 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-22 19:11:04,920 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-22 19:11:04,920 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-22 19:11:04,921 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-22 19:11:04,922 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-22 19:11:04,922 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-22 19:11:04,923 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf [2021-12-22 19:11:04,950 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-22 19:11:04,951 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-22 19:11:04,952 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-22 19:11:04,952 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-22 19:11:04,952 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-22 19:11:04,953 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-22 19:11:04,954 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-22 19:11:04,954 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-22 19:11:04,954 INFO L138 SettingsManager]: * Use SBE=true [2021-12-22 19:11:04,954 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-22 19:11:04,955 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-12-22 19:11:04,955 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-22 19:11:04,955 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-22 19:11:04,955 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-12-22 19:11:04,955 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-12-22 19:11:04,955 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-12-22 19:11:04,956 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-22 19:11:04,956 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-12-22 19:11:04,956 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-12-22 19:11:04,956 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-12-22 19:11:04,956 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-22 19:11:04,956 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-22 19:11:04,957 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-22 19:11:04,957 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-22 19:11:04,957 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-22 19:11:04,957 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-22 19:11:04,957 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-22 19:11:04,957 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2021-12-22 19:11:04,957 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-12-22 19:11:04,958 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-22 19:11:04,958 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-12-22 19:11:04,958 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9046a22aa5b0d00a8f0d6882f177914fb59cf6f993a19ebc0593f371e829e9ec [2021-12-22 19:11:05,266 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-22 19:11:05,287 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-22 19:11:05,290 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-22 19:11:05,292 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-22 19:11:05,292 INFO L275 PluginConnector]: CDTParser initialized [2021-12-22 19:11:05,294 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/busybox-1.22.0/expand-2.i [2021-12-22 19:11:05,365 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fb8ec4a18/10d4d06dcd6043e99d1ddfb35bbe9b33/FLAG133d382bf [2021-12-22 19:11:06,020 INFO L306 CDTParser]: Found 1 translation units. [2021-12-22 19:11:06,020 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/expand-2.i [2021-12-22 19:11:06,050 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fb8ec4a18/10d4d06dcd6043e99d1ddfb35bbe9b33/FLAG133d382bf [2021-12-22 19:11:06,364 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fb8ec4a18/10d4d06dcd6043e99d1ddfb35bbe9b33 [2021-12-22 19:11:06,366 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-22 19:11:06,368 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-22 19:11:06,369 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-22 19:11:06,369 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-22 19:11:06,372 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-22 19:11:06,373 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.12 07:11:06" (1/1) ... [2021-12-22 19:11:06,373 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7697f50 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 07:11:06, skipping insertion in model container [2021-12-22 19:11:06,374 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.12 07:11:06" (1/1) ... [2021-12-22 19:11:06,378 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-22 19:11:06,436 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-22 19:11:07,311 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2021-12-22 19:11:07,312 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@50fb9364 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 07:11:07, skipping insertion in model container [2021-12-22 19:11:07,312 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-22 19:11:07,312 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-12-22 19:11:07,314 INFO L158 Benchmark]: Toolchain (without parser) took 945.48ms. Allocated memory is still 65.0MB. Free memory was 39.3MB in the beginning and 30.3MB in the end (delta: 8.9MB). Peak memory consumption was 12.0MB. Max. memory is 16.1GB. [2021-12-22 19:11:07,315 INFO L158 Benchmark]: CDTParser took 1.86ms. Allocated memory is still 65.0MB. Free memory was 45.8MB in the beginning and 45.7MB in the end (delta: 32.1kB). There was no memory consumed. Max. memory is 16.1GB. [2021-12-22 19:11:07,316 INFO L158 Benchmark]: CACSL2BoogieTranslator took 943.76ms. Allocated memory is still 65.0MB. Free memory was 39.1MB in the beginning and 30.3MB in the end (delta: 8.8MB). Peak memory consumption was 12.0MB. Max. memory is 16.1GB. [2021-12-22 19:11:07,317 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.86ms. Allocated memory is still 65.0MB. Free memory was 45.8MB in the beginning and 45.7MB in the end (delta: 32.1kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 943.76ms. Allocated memory is still 65.0MB. Free memory was 39.1MB in the beginning and 30.3MB in the end (delta: 8.8MB). Peak memory consumption was 12.0MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2334]: 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