./Ultimate.py --spec ../sv-benchmarks/c/properties/valid-memsafety.prp --file ../sv-benchmarks/c/busybox-1.22.0/usleep-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/usleep-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 3cbff2250ada9b487f5aadc00e4efefb8dcc6fbb7ccba4227efd9fa51d2a2e6c --- Real Ultimate output --- This is Ultimate 0.2.2-dev-e19ca92 [2021-12-22 19:11:29,362 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-22 19:11:29,364 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-22 19:11:29,410 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-22 19:11:29,411 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-22 19:11:29,414 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-22 19:11:29,415 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-22 19:11:29,417 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-22 19:11:29,418 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-22 19:11:29,419 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-22 19:11:29,420 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-22 19:11:29,422 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-22 19:11:29,422 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-22 19:11:29,427 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-22 19:11:29,428 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-22 19:11:29,431 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-22 19:11:29,431 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-22 19:11:29,433 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-22 19:11:29,435 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-22 19:11:29,440 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-22 19:11:29,441 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-22 19:11:29,442 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-22 19:11:29,443 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-22 19:11:29,444 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-22 19:11:29,450 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-22 19:11:29,450 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-22 19:11:29,450 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-22 19:11:29,451 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-22 19:11:29,452 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-22 19:11:29,452 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-22 19:11:29,453 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-22 19:11:29,453 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-22 19:11:29,455 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-22 19:11:29,456 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-22 19:11:29,457 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-22 19:11:29,457 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-22 19:11:29,457 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-22 19:11:29,457 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-22 19:11:29,458 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-22 19:11:29,458 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-22 19:11:29,459 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-22 19:11:29,460 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf [2021-12-22 19:11:29,492 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-22 19:11:29,492 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-22 19:11:29,493 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-22 19:11:29,493 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-22 19:11:29,494 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-22 19:11:29,494 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-22 19:11:29,495 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-22 19:11:29,495 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-22 19:11:29,495 INFO L138 SettingsManager]: * Use SBE=true [2021-12-22 19:11:29,495 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-22 19:11:29,496 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-12-22 19:11:29,496 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-22 19:11:29,497 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-22 19:11:29,497 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-12-22 19:11:29,497 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-12-22 19:11:29,497 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-12-22 19:11:29,497 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-22 19:11:29,497 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-12-22 19:11:29,498 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-22 19:11:29,500 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-22 19:11:29,500 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-22 19:11:29,500 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-22 19:11:29,500 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-22 19:11:29,501 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-22 19:11:29,501 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-22 19:11:29,501 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-22 19:11:29,501 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-12-22 19:11:29,501 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-22 19:11:29,502 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3cbff2250ada9b487f5aadc00e4efefb8dcc6fbb7ccba4227efd9fa51d2a2e6c [2021-12-22 19:11:29,685 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-22 19:11:29,701 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-22 19:11:29,703 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-22 19:11:29,704 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-22 19:11:29,704 INFO L275 PluginConnector]: CDTParser initialized [2021-12-22 19:11:29,705 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/busybox-1.22.0/usleep-2.i [2021-12-22 19:11:29,801 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ce375a582/6be6bbb6abec486b9974b1c9400d2307/FLAG5a2ba217a [2021-12-22 19:11:30,377 INFO L306 CDTParser]: Found 1 translation units. [2021-12-22 19:11:30,379 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/usleep-2.i [2021-12-22 19:11:30,403 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ce375a582/6be6bbb6abec486b9974b1c9400d2307/FLAG5a2ba217a [2021-12-22 19:11:30,646 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ce375a582/6be6bbb6abec486b9974b1c9400d2307 [2021-12-22 19:11:30,648 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-22 19:11:30,649 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-22 19:11:30,650 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-22 19:11:30,650 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-22 19:11:30,653 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-22 19:11:30,654 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.12 07:11:30" (1/1) ... [2021-12-22 19:11:30,655 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@143d3d71 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 07:11:30, skipping insertion in model container [2021-12-22 19:11:30,656 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.12 07:11:30" (1/1) ... [2021-12-22 19:11:30,661 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-22 19:11:30,702 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-22 19:11:31,363 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_error_msg_and_die [2021-12-22 19:11:31,365 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@4c5a711c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 07:11:31, skipping insertion in model container [2021-12-22 19:11:31,365 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-22 19:11:31,365 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-12-22 19:11:31,367 INFO L158 Benchmark]: Toolchain (without parser) took 717.18ms. Allocated memory was 79.7MB in the beginning and 96.5MB in the end (delta: 16.8MB). Free memory was 45.3MB in the beginning and 62.5MB in the end (delta: -17.2MB). Peak memory consumption was 13.1MB. Max. memory is 16.1GB. [2021-12-22 19:11:31,369 INFO L158 Benchmark]: CDTParser took 0.18ms. Allocated memory is still 79.7MB. Free memory was 40.8MB in the beginning and 40.7MB in the end (delta: 39.2kB). There was no memory consumed. Max. memory is 16.1GB. [2021-12-22 19:11:31,370 INFO L158 Benchmark]: CACSL2BoogieTranslator took 715.07ms. Allocated memory was 79.7MB in the beginning and 96.5MB in the end (delta: 16.8MB). Free memory was 45.0MB in the beginning and 62.5MB in the end (delta: -17.4MB). Peak memory consumption was 13.1MB. Max. memory is 16.1GB. [2021-12-22 19:11:31,372 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18ms. Allocated memory is still 79.7MB. Free memory was 40.8MB in the beginning and 40.7MB in the end (delta: 39.2kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 715.07ms. Allocated memory was 79.7MB in the beginning and 96.5MB in the end (delta: 16.8MB). Free memory was 45.0MB in the beginning and 62.5MB in the end (delta: -17.4MB). Peak memory consumption was 13.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2479]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: bb_error_msg_and_die RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerMemDerefMemtrack.xml -i ../sv-benchmarks/c/busybox-1.22.0/usleep-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 3cbff2250ada9b487f5aadc00e4efefb8dcc6fbb7ccba4227efd9fa51d2a2e6c --- Real Ultimate output --- This is Ultimate 0.2.2-dev-e19ca92 [2021-12-22 19:11:33,307 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-22 19:11:33,309 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-22 19:11:33,345 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-22 19:11:33,346 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-22 19:11:33,346 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-22 19:11:33,350 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-22 19:11:33,354 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-22 19:11:33,356 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-22 19:11:33,360 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-22 19:11:33,361 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-22 19:11:33,362 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-22 19:11:33,362 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-22 19:11:33,364 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-22 19:11:33,366 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-22 19:11:33,369 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-22 19:11:33,369 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-22 19:11:33,370 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-22 19:11:33,373 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-22 19:11:33,378 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-22 19:11:33,379 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-22 19:11:33,379 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-22 19:11:33,380 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-22 19:11:33,381 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-22 19:11:33,386 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-22 19:11:33,386 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-22 19:11:33,387 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-22 19:11:33,388 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-22 19:11:33,388 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-22 19:11:33,389 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-22 19:11:33,389 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-22 19:11:33,389 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-22 19:11:33,391 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-22 19:11:33,391 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-22 19:11:33,392 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-22 19:11:33,392 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-22 19:11:33,393 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-22 19:11:33,393 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-22 19:11:33,394 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-22 19:11:33,395 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-22 19:11:33,396 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-22 19:11:33,400 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf [2021-12-22 19:11:33,432 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-22 19:11:33,433 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-22 19:11:33,434 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-22 19:11:33,434 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-22 19:11:33,435 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-22 19:11:33,435 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-22 19:11:33,436 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-22 19:11:33,436 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-22 19:11:33,436 INFO L138 SettingsManager]: * Use SBE=true [2021-12-22 19:11:33,436 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-22 19:11:33,437 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-12-22 19:11:33,437 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-22 19:11:33,437 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-22 19:11:33,437 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-12-22 19:11:33,438 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-12-22 19:11:33,438 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-12-22 19:11:33,438 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-22 19:11:33,438 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-12-22 19:11:33,438 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-12-22 19:11:33,438 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-12-22 19:11:33,438 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-22 19:11:33,439 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-22 19:11:33,439 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-22 19:11:33,439 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-22 19:11:33,439 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-22 19:11:33,439 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-22 19:11:33,440 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-22 19:11:33,440 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2021-12-22 19:11:33,440 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-12-22 19:11:33,440 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-22 19:11:33,440 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-12-22 19:11:33,440 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3cbff2250ada9b487f5aadc00e4efefb8dcc6fbb7ccba4227efd9fa51d2a2e6c [2021-12-22 19:11:33,716 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-22 19:11:33,750 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-22 19:11:33,752 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-22 19:11:33,753 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-22 19:11:33,755 INFO L275 PluginConnector]: CDTParser initialized [2021-12-22 19:11:33,756 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/busybox-1.22.0/usleep-2.i [2021-12-22 19:11:33,803 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5ca155b02/a0006fae1f1147b0bf7ae01f4e49edc6/FLAG801cf8c81 [2021-12-22 19:11:34,238 INFO L306 CDTParser]: Found 1 translation units. [2021-12-22 19:11:34,238 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/usleep-2.i [2021-12-22 19:11:34,258 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5ca155b02/a0006fae1f1147b0bf7ae01f4e49edc6/FLAG801cf8c81 [2021-12-22 19:11:34,563 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5ca155b02/a0006fae1f1147b0bf7ae01f4e49edc6 [2021-12-22 19:11:34,565 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-22 19:11:34,566 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-22 19:11:34,567 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-22 19:11:34,567 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-22 19:11:34,570 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-22 19:11:34,570 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.12 07:11:34" (1/1) ... [2021-12-22 19:11:34,571 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@750f425 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 07:11:34, skipping insertion in model container [2021-12-22 19:11:34,571 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.12 07:11:34" (1/1) ... [2021-12-22 19:11:34,576 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-22 19:11:34,624 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-22 19:11:35,484 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_error_msg_and_die [2021-12-22 19:11:35,485 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@3cb77fb8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 07:11:35, skipping insertion in model container [2021-12-22 19:11:35,485 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-22 19:11:35,486 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-12-22 19:11:35,487 INFO L158 Benchmark]: Toolchain (without parser) took 920.58ms. Allocated memory was 58.7MB in the beginning and 77.6MB in the end (delta: 18.9MB). Free memory was 33.5MB in the beginning and 47.6MB in the end (delta: -14.1MB). Peak memory consumption was 13.4MB. Max. memory is 16.1GB. [2021-12-22 19:11:35,489 INFO L158 Benchmark]: CDTParser took 0.18ms. Allocated memory is still 58.7MB. Free memory was 41.0MB in the beginning and 40.9MB in the end (delta: 50.9kB). There was no memory consumed. Max. memory is 16.1GB. [2021-12-22 19:11:35,490 INFO L158 Benchmark]: CACSL2BoogieTranslator took 918.83ms. Allocated memory was 58.7MB in the beginning and 77.6MB in the end (delta: 18.9MB). Free memory was 33.3MB in the beginning and 47.6MB in the end (delta: -14.3MB). Peak memory consumption was 13.4MB. Max. memory is 16.1GB. [2021-12-22 19:11:35,491 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18ms. Allocated memory is still 58.7MB. Free memory was 41.0MB in the beginning and 40.9MB in the end (delta: 50.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 918.83ms. Allocated memory was 58.7MB in the beginning and 77.6MB in the end (delta: 18.9MB). Free memory was 33.3MB in the beginning and 47.6MB in the end (delta: -14.3MB). Peak memory consumption was 13.4MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2479]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: bb_error_msg_and_die RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN