./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 02:42:05,855 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-22 02:42:05,858 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-22 02:42:05,904 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-22 02:42:05,904 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-22 02:42:05,909 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-22 02:42:05,910 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-22 02:42:05,913 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-22 02:42:05,915 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-22 02:42:05,921 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-22 02:42:05,922 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-22 02:42:05,923 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-22 02:42:05,923 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-22 02:42:05,924 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-22 02:42:05,925 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-22 02:42:05,929 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-22 02:42:05,931 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-22 02:42:05,931 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-22 02:42:05,934 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-22 02:42:05,940 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-22 02:42:05,942 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-22 02:42:05,943 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-22 02:42:05,945 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-22 02:42:05,946 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-22 02:42:05,948 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-22 02:42:05,948 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-22 02:42:05,948 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-22 02:42:05,950 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-22 02:42:05,950 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-22 02:42:05,951 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-22 02:42:05,951 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-22 02:42:05,952 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-22 02:42:05,954 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-22 02:42:05,955 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-22 02:42:05,956 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-22 02:42:05,956 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-22 02:42:05,957 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-22 02:42:05,957 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-22 02:42:05,957 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-22 02:42:05,958 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-22 02:42:05,959 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-22 02:42:05,960 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf [2021-12-22 02:42:05,991 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-22 02:42:05,991 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-22 02:42:05,991 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-22 02:42:05,991 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-22 02:42:05,992 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-22 02:42:05,992 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-22 02:42:05,992 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-22 02:42:05,992 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-22 02:42:05,992 INFO L138 SettingsManager]: * Use SBE=true [2021-12-22 02:42:05,993 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-22 02:42:05,993 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-12-22 02:42:05,993 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-22 02:42:05,993 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-22 02:42:05,993 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-12-22 02:42:05,993 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-12-22 02:42:05,993 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-12-22 02:42:05,993 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-22 02:42:05,993 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-12-22 02:42:05,993 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-22 02:42:05,994 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-22 02:42:05,994 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-22 02:42:05,994 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-22 02:42:05,994 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-22 02:42:05,994 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-22 02:42:05,994 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-22 02:42:05,994 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-22 02:42:05,994 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-12-22 02:42:05,994 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-22 02:42:05,995 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9046a22aa5b0d00a8f0d6882f177914fb59cf6f993a19ebc0593f371e829e9ec [2021-12-22 02:42:06,229 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-22 02:42:06,250 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-22 02:42:06,253 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-22 02:42:06,254 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-22 02:42:06,255 INFO L275 PluginConnector]: CDTParser initialized [2021-12-22 02:42:06,257 INFO L432 ainManager$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 02:42:06,329 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e50618af4/af815805302742de9d717e533e383b6e/FLAGc9ffc37e9 [2021-12-22 02:42:06,919 INFO L306 CDTParser]: Found 1 translation units. [2021-12-22 02:42:06,919 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/expand-2.i [2021-12-22 02:42:06,958 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e50618af4/af815805302742de9d717e533e383b6e/FLAGc9ffc37e9 [2021-12-22 02:42:07,298 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e50618af4/af815805302742de9d717e533e383b6e [2021-12-22 02:42:07,300 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-22 02:42:07,301 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-22 02:42:07,302 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-22 02:42:07,302 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-22 02:42:07,305 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-22 02:42:07,305 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.12 02:42:07" (1/1) ... [2021-12-22 02:42:07,306 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4bcd3206 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 02:42:07, skipping insertion in model container [2021-12-22 02:42:07,307 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.12 02:42:07" (1/1) ... [2021-12-22 02:42:07,312 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-22 02:42:07,387 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-22 02:42:08,352 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 02:42:08,353 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@d385a51 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 02:42:08, skipping insertion in model container [2021-12-22 02:42:08,353 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-22 02:42:08,354 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-12-22 02:42:08,356 INFO L158 Benchmark]: Toolchain (without parser) took 1053.80ms. Allocated memory was 90.2MB in the beginning and 115.3MB in the end (delta: 25.2MB). Free memory was 52.6MB in the beginning and 74.0MB in the end (delta: -21.3MB). Peak memory consumption was 7.6MB. Max. memory is 16.1GB. [2021-12-22 02:42:08,357 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 90.2MB. Free memory is still 46.2MB. There was no memory consumed. Max. memory is 16.1GB. [2021-12-22 02:42:08,358 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1051.99ms. Allocated memory was 90.2MB in the beginning and 115.3MB in the end (delta: 25.2MB). Free memory was 52.3MB in the beginning and 74.0MB in the end (delta: -21.6MB). Peak memory consumption was 7.6MB. Max. memory is 16.1GB. [2021-12-22 02:42:08,360 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28ms. Allocated memory is still 90.2MB. Free memory is still 46.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1051.99ms. Allocated memory was 90.2MB in the beginning and 115.3MB in the end (delta: 25.2MB). Free memory was 52.3MB in the beginning and 74.0MB in the end (delta: -21.6MB). Peak memory consumption was 7.6MB. 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 02:42:10,124 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-22 02:42:10,127 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-22 02:42:10,165 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-22 02:42:10,166 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-22 02:42:10,169 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-22 02:42:10,171 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-22 02:42:10,175 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-22 02:42:10,178 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-22 02:42:10,182 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-22 02:42:10,183 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-22 02:42:10,187 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-22 02:42:10,187 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-22 02:42:10,190 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-22 02:42:10,191 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-22 02:42:10,193 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-22 02:42:10,194 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-22 02:42:10,195 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-22 02:42:10,197 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-22 02:42:10,202 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-22 02:42:10,204 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-22 02:42:10,205 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-22 02:42:10,206 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-22 02:42:10,208 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-22 02:42:10,213 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-22 02:42:10,214 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-22 02:42:10,214 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-22 02:42:10,216 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-22 02:42:10,216 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-22 02:42:10,217 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-22 02:42:10,217 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-22 02:42:10,218 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-22 02:42:10,220 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-22 02:42:10,220 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-22 02:42:10,221 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-22 02:42:10,222 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-22 02:42:10,222 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-22 02:42:10,222 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-22 02:42:10,223 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-22 02:42:10,224 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-22 02:42:10,225 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-22 02:42:10,226 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf [2021-12-22 02:42:10,261 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-22 02:42:10,261 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-22 02:42:10,262 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-22 02:42:10,262 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-22 02:42:10,263 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-22 02:42:10,263 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-22 02:42:10,264 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-22 02:42:10,265 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-22 02:42:10,265 INFO L138 SettingsManager]: * Use SBE=true [2021-12-22 02:42:10,265 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-22 02:42:10,266 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-12-22 02:42:10,266 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-22 02:42:10,266 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-22 02:42:10,266 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-12-22 02:42:10,267 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-12-22 02:42:10,267 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-12-22 02:42:10,267 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-22 02:42:10,267 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-12-22 02:42:10,267 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-12-22 02:42:10,267 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-12-22 02:42:10,268 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-22 02:42:10,268 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-22 02:42:10,268 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-22 02:42:10,268 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-22 02:42:10,268 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-22 02:42:10,269 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-22 02:42:10,277 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-22 02:42:10,277 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2021-12-22 02:42:10,278 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-12-22 02:42:10,278 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-22 02:42:10,278 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-12-22 02:42:10,278 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9046a22aa5b0d00a8f0d6882f177914fb59cf6f993a19ebc0593f371e829e9ec [2021-12-22 02:42:10,551 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-22 02:42:10,571 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-22 02:42:10,574 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-22 02:42:10,575 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-22 02:42:10,575 INFO L275 PluginConnector]: CDTParser initialized [2021-12-22 02:42:10,577 INFO L432 ainManager$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 02:42:10,634 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/192425175/7f7f22c7aa9d47a9b250698215f97af7/FLAG1f76c2f1f [2021-12-22 02:42:11,304 INFO L306 CDTParser]: Found 1 translation units. [2021-12-22 02:42:11,305 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/expand-2.i [2021-12-22 02:42:11,341 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/192425175/7f7f22c7aa9d47a9b250698215f97af7/FLAG1f76c2f1f [2021-12-22 02:42:11,547 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/192425175/7f7f22c7aa9d47a9b250698215f97af7 [2021-12-22 02:42:11,549 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-22 02:42:11,550 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-22 02:42:11,551 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-22 02:42:11,551 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-22 02:42:11,558 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-22 02:42:11,558 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.12 02:42:11" (1/1) ... [2021-12-22 02:42:11,559 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@346cd46a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 02:42:11, skipping insertion in model container [2021-12-22 02:42:11,560 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.12 02:42:11" (1/1) ... [2021-12-22 02:42:11,565 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-22 02:42:11,650 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-22 02:42:12,983 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 02:42:12,984 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@4ad0d530 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 02:42:12, skipping insertion in model container [2021-12-22 02:42:12,985 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-22 02:42:12,985 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-12-22 02:42:12,988 INFO L158 Benchmark]: Toolchain (without parser) took 1436.48ms. Allocated memory was 58.7MB in the beginning and 79.7MB in the end (delta: 21.0MB). Free memory was 31.5MB in the beginning and 49.5MB in the end (delta: -17.9MB). Peak memory consumption was 13.2MB. Max. memory is 16.1GB. [2021-12-22 02:42:12,989 INFO L158 Benchmark]: CDTParser took 1.12ms. Allocated memory is still 58.7MB. Free memory was 40.9MB in the beginning and 40.8MB in the end (delta: 44.5kB). There was no memory consumed. Max. memory is 16.1GB. [2021-12-22 02:42:12,990 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1434.59ms. Allocated memory was 58.7MB in the beginning and 79.7MB in the end (delta: 21.0MB). Free memory was 31.3MB in the beginning and 49.5MB in the end (delta: -18.2MB). Peak memory consumption was 13.2MB. Max. memory is 16.1GB. [2021-12-22 02:42:12,992 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.12ms. Allocated memory is still 58.7MB. Free memory was 40.9MB in the beginning and 40.8MB in the end (delta: 44.5kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1434.59ms. Allocated memory was 58.7MB in the beginning and 79.7MB in the end (delta: 21.0MB). Free memory was 31.3MB in the beginning and 49.5MB in the end (delta: -18.2MB). Peak memory consumption was 13.2MB. 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