./Ultimate.py --spec ../sv-benchmarks/c/properties/valid-memsafety.prp --file ../sv-benchmarks/c/busybox-1.22.0/echo-1.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 3a877d22 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/echo-1.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 7358b2dc480e91987625c19ffeadfa203dcfde2b2c6c164270230269682769ca --- Real Ultimate output --- This is Ultimate 0.2.2-3a877d227dc491413fd706022d0c47cd97beb353-3a877d2 [2021-12-15 16:43:53,304 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-15 16:43:53,306 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-15 16:43:53,350 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-15 16:43:53,351 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-15 16:43:53,354 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-15 16:43:53,355 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-15 16:43:53,357 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-15 16:43:53,358 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-15 16:43:53,362 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-15 16:43:53,362 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-15 16:43:53,363 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-15 16:43:53,364 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-15 16:43:53,366 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-15 16:43:53,367 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-15 16:43:53,370 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-15 16:43:53,371 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-15 16:43:53,371 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-15 16:43:53,373 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-15 16:43:53,377 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-15 16:43:53,378 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-15 16:43:53,379 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-15 16:43:53,380 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-15 16:43:53,381 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-15 16:43:53,386 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-15 16:43:53,386 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-15 16:43:53,386 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-15 16:43:53,387 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-15 16:43:53,388 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-15 16:43:53,388 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-15 16:43:53,388 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-15 16:43:53,389 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-15 16:43:53,390 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-15 16:43:53,391 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-15 16:43:53,392 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-15 16:43:53,392 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-15 16:43:53,393 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-15 16:43:53,393 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-15 16:43:53,393 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-15 16:43:53,394 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-15 16:43:53,395 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-15 16:43:53,395 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf [2021-12-15 16:43:53,421 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-15 16:43:53,421 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-15 16:43:53,422 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-15 16:43:53,422 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-15 16:43:53,423 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-15 16:43:53,423 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-15 16:43:53,423 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-15 16:43:53,423 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-15 16:43:53,423 INFO L138 SettingsManager]: * Use SBE=true [2021-12-15 16:43:53,424 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-15 16:43:53,424 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-12-15 16:43:53,425 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-15 16:43:53,425 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-15 16:43:53,425 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-12-15 16:43:53,425 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-12-15 16:43:53,425 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-12-15 16:43:53,425 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-15 16:43:53,425 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-12-15 16:43:53,426 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-15 16:43:53,426 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-15 16:43:53,426 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-15 16:43:53,426 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-15 16:43:53,426 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-15 16:43:53,426 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-15 16:43:53,426 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-15 16:43:53,427 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-15 16:43:53,427 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-12-15 16:43:53,427 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-15 16:43:53,427 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7358b2dc480e91987625c19ffeadfa203dcfde2b2c6c164270230269682769ca [2021-12-15 16:43:53,657 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-15 16:43:53,681 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-15 16:43:53,683 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-15 16:43:53,684 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-15 16:43:53,685 INFO L275 PluginConnector]: CDTParser initialized [2021-12-15 16:43:53,686 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/busybox-1.22.0/echo-1.i [2021-12-15 16:43:53,734 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7f0315615/68637b254ac842e393f8aecd0ae8d8d4/FLAG08cd36d26 [2021-12-15 16:43:54,215 INFO L306 CDTParser]: Found 1 translation units. [2021-12-15 16:43:54,227 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/echo-1.i [2021-12-15 16:43:54,275 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7f0315615/68637b254ac842e393f8aecd0ae8d8d4/FLAG08cd36d26 [2021-12-15 16:43:54,475 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7f0315615/68637b254ac842e393f8aecd0ae8d8d4 [2021-12-15 16:43:54,477 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-15 16:43:54,479 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-15 16:43:54,481 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-15 16:43:54,481 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-15 16:43:54,484 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-15 16:43:54,484 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 04:43:54" (1/1) ... [2021-12-15 16:43:54,485 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@25d15b84 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 04:43:54, skipping insertion in model container [2021-12-15 16:43:54,486 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 04:43:54" (1/1) ... [2021-12-15 16:43:54,490 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-15 16:43:54,553 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-15 16:43:55,479 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2021-12-15 16:43:55,481 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@3b554384 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 04:43:55, skipping insertion in model container [2021-12-15 16:43:55,481 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-15 16:43:55,482 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-12-15 16:43:55,483 INFO L158 Benchmark]: Toolchain (without parser) took 1003.50ms. Allocated memory is still 94.4MB. Free memory was 52.9MB in the beginning and 55.7MB in the end (delta: -2.8MB). Peak memory consumption was 7.4MB. Max. memory is 16.1GB. [2021-12-15 16:43:55,484 INFO L158 Benchmark]: CDTParser took 0.19ms. Allocated memory is still 94.4MB. Free memory was 74.1MB in the beginning and 74.1MB in the end (delta: 30.2kB). There was no memory consumed. Max. memory is 16.1GB. [2021-12-15 16:43:55,486 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1000.26ms. Allocated memory is still 94.4MB. Free memory was 52.7MB in the beginning and 55.7MB in the end (delta: -3.0MB). Peak memory consumption was 7.4MB. Max. memory is 16.1GB. [2021-12-15 16:43:55,487 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19ms. Allocated memory is still 94.4MB. Free memory was 74.1MB in the beginning and 74.1MB in the end (delta: 30.2kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1000.26ms. Allocated memory is still 94.4MB. Free memory was 52.7MB in the beginning and 55.7MB in the end (delta: -3.0MB). Peak memory consumption was 7.4MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2530]: 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/echo-1.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 7358b2dc480e91987625c19ffeadfa203dcfde2b2c6c164270230269682769ca --- Real Ultimate output --- This is Ultimate 0.2.2-3a877d227dc491413fd706022d0c47cd97beb353-3a877d2 [2021-12-15 16:43:57,167 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-15 16:43:57,169 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-15 16:43:57,206 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-15 16:43:57,206 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-15 16:43:57,209 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-15 16:43:57,210 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-15 16:43:57,213 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-15 16:43:57,215 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-15 16:43:57,219 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-15 16:43:57,220 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-15 16:43:57,228 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-15 16:43:57,228 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-15 16:43:57,230 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-15 16:43:57,231 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-15 16:43:57,235 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-15 16:43:57,236 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-15 16:43:57,236 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-15 16:43:57,238 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-15 16:43:57,242 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-15 16:43:57,243 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-15 16:43:57,244 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-15 16:43:57,244 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-15 16:43:57,246 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-15 16:43:57,251 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-15 16:43:57,251 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-15 16:43:57,251 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-15 16:43:57,253 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-15 16:43:57,253 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-15 16:43:57,253 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-15 16:43:57,254 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-15 16:43:57,254 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-15 16:43:57,255 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-15 16:43:57,256 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-15 16:43:57,256 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-15 16:43:57,257 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-15 16:43:57,257 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-15 16:43:57,257 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-15 16:43:57,258 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-15 16:43:57,259 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-15 16:43:57,260 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-15 16:43:57,260 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf [2021-12-15 16:43:57,293 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-15 16:43:57,293 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-15 16:43:57,294 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-15 16:43:57,294 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-15 16:43:57,295 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-15 16:43:57,295 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-15 16:43:57,296 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-15 16:43:57,296 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-15 16:43:57,296 INFO L138 SettingsManager]: * Use SBE=true [2021-12-15 16:43:57,297 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-15 16:43:57,297 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-12-15 16:43:57,297 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-15 16:43:57,298 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-15 16:43:57,298 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-12-15 16:43:57,298 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-12-15 16:43:57,298 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-12-15 16:43:57,298 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-15 16:43:57,298 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-12-15 16:43:57,299 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-12-15 16:43:57,299 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-12-15 16:43:57,299 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-15 16:43:57,299 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-15 16:43:57,299 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-15 16:43:57,299 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-15 16:43:57,300 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-15 16:43:57,300 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-15 16:43:57,300 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-15 16:43:57,300 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2021-12-15 16:43:57,300 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-12-15 16:43:57,301 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-15 16:43:57,301 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-12-15 16:43:57,301 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7358b2dc480e91987625c19ffeadfa203dcfde2b2c6c164270230269682769ca [2021-12-15 16:43:57,590 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-15 16:43:57,605 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-15 16:43:57,607 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-15 16:43:57,609 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-15 16:43:57,609 INFO L275 PluginConnector]: CDTParser initialized [2021-12-15 16:43:57,610 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/busybox-1.22.0/echo-1.i [2021-12-15 16:43:57,662 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/248560c37/ec3b33ff0fbc41e6b87a847268b7b750/FLAGf6e8f5287 [2021-12-15 16:43:58,304 INFO L306 CDTParser]: Found 1 translation units. [2021-12-15 16:43:58,304 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/echo-1.i [2021-12-15 16:43:58,328 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/248560c37/ec3b33ff0fbc41e6b87a847268b7b750/FLAGf6e8f5287 [2021-12-15 16:43:58,667 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/248560c37/ec3b33ff0fbc41e6b87a847268b7b750 [2021-12-15 16:43:58,670 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-15 16:43:58,671 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-15 16:43:58,673 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-15 16:43:58,673 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-15 16:43:58,682 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-15 16:43:58,682 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 04:43:58" (1/1) ... [2021-12-15 16:43:58,683 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7ee7edd1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 04:43:58, skipping insertion in model container [2021-12-15 16:43:58,683 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 04:43:58" (1/1) ... [2021-12-15 16:43:58,692 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-15 16:43:58,762 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-15 16:43:59,584 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2021-12-15 16:43:59,586 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@2947154f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 04:43:59, skipping insertion in model container [2021-12-15 16:43:59,587 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-15 16:43:59,587 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-12-15 16:43:59,589 INFO L158 Benchmark]: Toolchain (without parser) took 916.46ms. Allocated memory is still 67.1MB. Free memory was 46.5MB in the beginning and 35.7MB in the end (delta: 10.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2021-12-15 16:43:59,590 INFO L158 Benchmark]: CDTParser took 0.15ms. Allocated memory is still 46.1MB. Free memory was 27.1MB in the beginning and 27.0MB in the end (delta: 43.6kB). There was no memory consumed. Max. memory is 16.1GB. [2021-12-15 16:43:59,591 INFO L158 Benchmark]: CACSL2BoogieTranslator took 914.52ms. Allocated memory is still 67.1MB. Free memory was 46.3MB in the beginning and 35.7MB in the end (delta: 10.6MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2021-12-15 16:43:59,602 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15ms. Allocated memory is still 46.1MB. Free memory was 27.1MB in the beginning and 27.0MB in the end (delta: 43.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 914.52ms. Allocated memory is still 67.1MB. Free memory was 46.3MB in the beginning and 35.7MB in the end (delta: 10.6MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2530]: 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