./Ultimate.py --spec ../sv-benchmarks/c/properties/valid-memsafety.prp --file ../sv-benchmarks/c/busybox-1.22.0/touch-2.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version ff03de63 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerMemDerefMemtrack.xml -i ../sv-benchmarks/c/busybox-1.22.0/touch-2.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 798315a8ad0c4d81fda2a5ac7b68944b6ce53b094d274ccbe8c9dc2d6fa510be --- Real Ultimate output --- This is Ultimate 0.2.2-dev-ff03de6 [2021-12-21 20:40:30,822 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-21 20:40:30,825 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-21 20:40:30,853 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-21 20:40:30,854 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-21 20:40:30,855 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-21 20:40:30,856 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-21 20:40:30,862 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-21 20:40:30,864 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-21 20:40:30,865 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-21 20:40:30,865 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-21 20:40:30,866 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-21 20:40:30,867 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-21 20:40:30,868 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-21 20:40:30,868 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-21 20:40:30,869 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-21 20:40:30,870 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-21 20:40:30,871 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-21 20:40:30,872 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-21 20:40:30,874 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-21 20:40:30,875 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-21 20:40:30,876 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-21 20:40:30,877 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-21 20:40:30,878 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-21 20:40:30,880 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-21 20:40:30,881 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-21 20:40:30,881 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-21 20:40:30,882 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-21 20:40:30,882 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-21 20:40:30,883 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-21 20:40:30,883 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-21 20:40:30,884 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-21 20:40:30,885 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-21 20:40:30,885 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-21 20:40:30,886 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-21 20:40:30,887 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-21 20:40:30,887 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-21 20:40:30,888 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-21 20:40:30,888 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-21 20:40:30,889 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-21 20:40:30,889 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-21 20:40:30,890 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf [2021-12-21 20:40:30,924 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-21 20:40:30,925 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-21 20:40:30,926 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-21 20:40:30,926 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-21 20:40:30,927 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-21 20:40:30,927 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-21 20:40:30,927 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-21 20:40:30,928 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-21 20:40:30,928 INFO L138 SettingsManager]: * Use SBE=true [2021-12-21 20:40:30,928 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-21 20:40:30,929 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-12-21 20:40:30,929 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-21 20:40:30,929 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-21 20:40:30,929 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-12-21 20:40:30,930 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-12-21 20:40:30,930 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-12-21 20:40:30,930 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-21 20:40:30,930 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-12-21 20:40:30,930 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-21 20:40:30,931 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-21 20:40:30,931 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-21 20:40:30,931 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-21 20:40:30,931 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-21 20:40:30,931 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-21 20:40:30,932 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-21 20:40:30,932 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-21 20:40:30,932 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-12-21 20:40:30,933 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-21 20:40:30,933 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 798315a8ad0c4d81fda2a5ac7b68944b6ce53b094d274ccbe8c9dc2d6fa510be [2021-12-21 20:40:31,122 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-21 20:40:31,141 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-21 20:40:31,145 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-21 20:40:31,146 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-21 20:40:31,147 INFO L275 PluginConnector]: CDTParser initialized [2021-12-21 20:40:31,148 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/busybox-1.22.0/touch-2.i [2021-12-21 20:40:31,221 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/26c0711d5/c6b66f0f827a464e92b24148cc24e48f/FLAGa5d47d7de [2021-12-21 20:40:31,831 INFO L306 CDTParser]: Found 1 translation units. [2021-12-21 20:40:31,832 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/touch-2.i [2021-12-21 20:40:31,867 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/26c0711d5/c6b66f0f827a464e92b24148cc24e48f/FLAGa5d47d7de [2021-12-21 20:40:32,223 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/26c0711d5/c6b66f0f827a464e92b24148cc24e48f [2021-12-21 20:40:32,225 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-21 20:40:32,226 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-21 20:40:32,227 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-21 20:40:32,228 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-21 20:40:32,231 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-21 20:40:32,231 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.12 08:40:32" (1/1) ... [2021-12-21 20:40:32,232 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@62d4eeae and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 08:40:32, skipping insertion in model container [2021-12-21 20:40:32,232 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.12 08:40:32" (1/1) ... [2021-12-21 20:40:32,238 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-21 20:40:32,317 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-21 20:40:33,334 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2021-12-21 20:40:33,337 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@524042c1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 08:40:33, skipping insertion in model container [2021-12-21 20:40:33,337 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-21 20:40:33,337 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-12-21 20:40:33,339 INFO L158 Benchmark]: Toolchain (without parser) took 1112.10ms. Allocated memory was 90.2MB in the beginning and 115.3MB in the end (delta: 25.2MB). Free memory was 53.5MB in the beginning and 71.9MB in the end (delta: -18.4MB). Peak memory consumption was 10.0MB. Max. memory is 16.1GB. [2021-12-21 20:40:33,341 INFO L158 Benchmark]: CDTParser took 0.22ms. Allocated memory is still 90.2MB. Free memory was 48.9MB in the beginning and 48.8MB in the end (delta: 38.5kB). There was no memory consumed. Max. memory is 16.1GB. [2021-12-21 20:40:33,342 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1109.93ms. Allocated memory was 90.2MB in the beginning and 115.3MB in the end (delta: 25.2MB). Free memory was 53.4MB in the beginning and 71.9MB in the end (delta: -18.6MB). Peak memory consumption was 10.0MB. Max. memory is 16.1GB. [2021-12-21 20:40:33,345 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22ms. Allocated memory is still 90.2MB. Free memory was 48.9MB in the beginning and 48.8MB in the end (delta: 38.5kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1109.93ms. Allocated memory was 90.2MB in the beginning and 115.3MB in the end (delta: 25.2MB). Free memory was 53.4MB in the beginning and 71.9MB in the end (delta: -18.6MB). Peak memory consumption was 10.0MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2613]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerMemDerefMemtrack.xml -i ../sv-benchmarks/c/busybox-1.22.0/touch-2.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 798315a8ad0c4d81fda2a5ac7b68944b6ce53b094d274ccbe8c9dc2d6fa510be --- Real Ultimate output --- This is Ultimate 0.2.2-dev-ff03de6 [2021-12-21 20:40:35,104 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-21 20:40:35,108 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-21 20:40:35,146 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-21 20:40:35,147 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-21 20:40:35,150 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-21 20:40:35,152 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-21 20:40:35,156 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-21 20:40:35,158 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-21 20:40:35,162 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-21 20:40:35,163 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-21 20:40:35,165 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-21 20:40:35,165 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-21 20:40:35,167 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-21 20:40:35,168 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-21 20:40:35,173 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-21 20:40:35,174 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-21 20:40:35,175 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-21 20:40:35,177 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-21 20:40:35,182 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-21 20:40:35,183 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-21 20:40:35,184 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-21 20:40:35,185 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-21 20:40:35,186 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-21 20:40:35,192 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-21 20:40:35,192 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-21 20:40:35,193 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-21 20:40:35,194 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-21 20:40:35,195 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-21 20:40:35,195 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-21 20:40:35,196 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-21 20:40:35,196 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-21 20:40:35,198 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-21 20:40:35,199 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-21 20:40:35,200 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-21 20:40:35,200 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-21 20:40:35,201 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-21 20:40:35,201 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-21 20:40:35,201 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-21 20:40:35,203 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-21 20:40:35,203 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-21 20:40:35,207 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf [2021-12-21 20:40:35,241 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-21 20:40:35,242 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-21 20:40:35,243 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-21 20:40:35,243 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-21 20:40:35,244 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-21 20:40:35,244 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-21 20:40:35,245 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-21 20:40:35,246 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-21 20:40:35,246 INFO L138 SettingsManager]: * Use SBE=true [2021-12-21 20:40:35,246 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-21 20:40:35,247 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-12-21 20:40:35,247 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-21 20:40:35,247 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-21 20:40:35,247 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-12-21 20:40:35,248 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-12-21 20:40:35,248 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-12-21 20:40:35,248 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-21 20:40:35,248 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-12-21 20:40:35,248 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-12-21 20:40:35,249 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-12-21 20:40:35,249 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-21 20:40:35,249 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-21 20:40:35,249 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-21 20:40:35,249 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-21 20:40:35,250 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-21 20:40:35,250 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-21 20:40:35,258 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-21 20:40:35,259 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2021-12-21 20:40:35,259 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-12-21 20:40:35,259 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-21 20:40:35,259 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-12-21 20:40:35,260 INFO L138 SettingsManager]: * Logic for external solver=AUFBV WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 798315a8ad0c4d81fda2a5ac7b68944b6ce53b094d274ccbe8c9dc2d6fa510be [2021-12-21 20:40:35,582 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-21 20:40:35,600 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-21 20:40:35,602 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-21 20:40:35,603 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-21 20:40:35,604 INFO L275 PluginConnector]: CDTParser initialized [2021-12-21 20:40:35,605 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/busybox-1.22.0/touch-2.i [2021-12-21 20:40:35,673 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2f79f9c75/fc17360e9d0c415998fb4b228dabee8f/FLAG43f37781a [2021-12-21 20:40:36,315 INFO L306 CDTParser]: Found 1 translation units. [2021-12-21 20:40:36,316 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/touch-2.i [2021-12-21 20:40:36,347 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2f79f9c75/fc17360e9d0c415998fb4b228dabee8f/FLAG43f37781a [2021-12-21 20:40:36,500 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2f79f9c75/fc17360e9d0c415998fb4b228dabee8f [2021-12-21 20:40:36,503 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-21 20:40:36,505 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-21 20:40:36,507 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-21 20:40:36,507 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-21 20:40:36,514 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-21 20:40:36,514 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.12 08:40:36" (1/1) ... [2021-12-21 20:40:36,515 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@29a15551 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 08:40:36, skipping insertion in model container [2021-12-21 20:40:36,516 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.12 08:40:36" (1/1) ... [2021-12-21 20:40:36,524 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-21 20:40:36,605 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-21 20:40:37,714 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2021-12-21 20:40:37,715 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@5edd4abf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 08:40:37, skipping insertion in model container [2021-12-21 20:40:37,716 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-21 20:40:37,716 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-12-21 20:40:37,718 INFO L158 Benchmark]: Toolchain (without parser) took 1211.96ms. Allocated memory was 50.3MB in the beginning and 65.0MB in the end (delta: 14.7MB). Free memory was 31.0MB in the beginning and 42.0MB in the end (delta: -10.9MB). Peak memory consumption was 19.5MB. Max. memory is 16.1GB. [2021-12-21 20:40:37,719 INFO L158 Benchmark]: CDTParser took 0.22ms. Allocated memory is still 50.3MB. Free memory was 32.5MB in the beginning and 32.4MB in the end (delta: 46.4kB). There was no memory consumed. Max. memory is 16.1GB. [2021-12-21 20:40:37,721 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1208.87ms. Allocated memory was 50.3MB in the beginning and 65.0MB in the end (delta: 14.7MB). Free memory was 30.9MB in the beginning and 42.0MB in the end (delta: -11.1MB). Peak memory consumption was 19.5MB. Max. memory is 16.1GB. [2021-12-21 20:40:37,723 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22ms. Allocated memory is still 50.3MB. Free memory was 32.5MB in the beginning and 32.4MB in the end (delta: 46.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1208.87ms. Allocated memory was 50.3MB in the beginning and 65.0MB in the end (delta: 14.7MB). Free memory was 30.9MB in the beginning and 42.0MB in the end (delta: -11.1MB). Peak memory consumption was 19.5MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2613]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN