./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 839c364b 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 0.2.2-839c364b5d67a0f615c82cb70ab247790648d4a9-839c364 [2021-12-14 22:24:09,141 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-14 22:24:09,143 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-14 22:24:09,186 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-14 22:24:09,186 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-14 22:24:09,187 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-14 22:24:09,188 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-14 22:24:09,189 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-14 22:24:09,189 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-14 22:24:09,190 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-14 22:24:09,191 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-14 22:24:09,192 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-14 22:24:09,192 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-14 22:24:09,192 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-14 22:24:09,193 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-14 22:24:09,194 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-14 22:24:09,194 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-14 22:24:09,195 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-14 22:24:09,196 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-14 22:24:09,197 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-14 22:24:09,198 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-14 22:24:09,198 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-14 22:24:09,199 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-14 22:24:09,200 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-14 22:24:09,201 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-14 22:24:09,201 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-14 22:24:09,202 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-14 22:24:09,202 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-14 22:24:09,202 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-14 22:24:09,203 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-14 22:24:09,203 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-14 22:24:09,204 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-14 22:24:09,204 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-14 22:24:09,205 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-14 22:24:09,205 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-14 22:24:09,205 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-14 22:24:09,206 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-14 22:24:09,206 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-14 22:24:09,206 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-14 22:24:09,207 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-14 22:24:09,207 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-14 22:24:09,208 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf [2021-12-14 22:24:09,221 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-14 22:24:09,221 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-14 22:24:09,221 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-14 22:24:09,221 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-14 22:24:09,222 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-14 22:24:09,222 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-14 22:24:09,223 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-14 22:24:09,223 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-14 22:24:09,223 INFO L138 SettingsManager]: * Use SBE=true [2021-12-14 22:24:09,225 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-14 22:24:09,225 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-12-14 22:24:09,225 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-14 22:24:09,225 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-14 22:24:09,226 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-12-14 22:24:09,226 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-12-14 22:24:09,226 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-12-14 22:24:09,226 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-14 22:24:09,226 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-12-14 22:24:09,226 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-14 22:24:09,227 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-14 22:24:09,228 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-14 22:24:09,228 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-14 22:24:09,228 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-14 22:24:09,228 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-14 22:24:09,228 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-14 22:24:09,228 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-14 22:24:09,229 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-12-14 22:24:09,229 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-14 22:24:09,229 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3cbff2250ada9b487f5aadc00e4efefb8dcc6fbb7ccba4227efd9fa51d2a2e6c [2021-12-14 22:24:09,414 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-14 22:24:09,434 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-14 22:24:09,436 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-14 22:24:09,437 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-14 22:24:09,438 INFO L275 PluginConnector]: CDTParser initialized [2021-12-14 22:24:09,438 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/busybox-1.22.0/usleep-2.i [2021-12-14 22:24:09,484 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/261605b6f/a3526e577d9a459a97ebcd8dc3bc7924/FLAG302401eb3 [2021-12-14 22:24:09,917 INFO L306 CDTParser]: Found 1 translation units. [2021-12-14 22:24:09,918 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/usleep-2.i [2021-12-14 22:24:09,940 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/261605b6f/a3526e577d9a459a97ebcd8dc3bc7924/FLAG302401eb3 [2021-12-14 22:24:10,225 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/261605b6f/a3526e577d9a459a97ebcd8dc3bc7924 [2021-12-14 22:24:10,227 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-14 22:24:10,229 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-14 22:24:10,231 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-14 22:24:10,231 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-14 22:24:10,233 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-14 22:24:10,233 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 10:24:10" (1/1) ... [2021-12-14 22:24:10,234 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@49822d77 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:24:10, skipping insertion in model container [2021-12-14 22:24:10,234 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 10:24:10" (1/1) ... [2021-12-14 22:24:10,238 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-14 22:24:10,292 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-14 22:24:10,987 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 [2021-12-14 22:24:10,988 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@1d5a0f82 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:24:10, skipping insertion in model container [2021-12-14 22:24:10,988 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-14 22:24:10,988 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-12-14 22:24:10,989 INFO L158 Benchmark]: Toolchain (without parser) took 759.91ms. Allocated memory was 90.2MB in the beginning and 117.4MB in the end (delta: 27.3MB). Free memory was 57.6MB in the beginning and 81.8MB in the end (delta: -24.2MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2021-12-14 22:24:10,990 INFO L158 Benchmark]: CDTParser took 0.11ms. Allocated memory is still 90.2MB. Free memory was 47.3MB in the beginning and 47.2MB in the end (delta: 84.1kB). There was no memory consumed. Max. memory is 16.1GB. [2021-12-14 22:24:10,991 INFO L158 Benchmark]: CACSL2BoogieTranslator took 757.47ms. Allocated memory was 90.2MB in the beginning and 117.4MB in the end (delta: 27.3MB). Free memory was 57.3MB in the beginning and 81.8MB in the end (delta: -24.4MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2021-12-14 22:24:10,994 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11ms. Allocated memory is still 90.2MB. Free memory was 47.3MB in the beginning and 47.2MB in the end (delta: 84.1kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 757.47ms. Allocated memory was 90.2MB in the beginning and 117.4MB in the end (delta: 27.3MB). Free memory was 57.3MB in the beginning and 81.8MB in the end (delta: -24.4MB). Peak memory consumption was 14.7MB. 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 0.2.2-839c364b5d67a0f615c82cb70ab247790648d4a9-839c364 [2021-12-14 22:24:12,404 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-14 22:24:12,406 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-14 22:24:12,437 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-14 22:24:12,438 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-14 22:24:12,440 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-14 22:24:12,441 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-14 22:24:12,445 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-14 22:24:12,447 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-14 22:24:12,450 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-14 22:24:12,451 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-14 22:24:12,452 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-14 22:24:12,452 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-14 22:24:12,454 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-14 22:24:12,455 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-14 22:24:12,459 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-14 22:24:12,460 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-14 22:24:12,461 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-14 22:24:12,463 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-14 22:24:12,467 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-14 22:24:12,468 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-14 22:24:12,469 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-14 22:24:12,470 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-14 22:24:12,471 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-14 22:24:12,476 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-14 22:24:12,477 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-14 22:24:12,477 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-14 22:24:12,478 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-14 22:24:12,478 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-14 22:24:12,479 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-14 22:24:12,479 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-14 22:24:12,480 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-14 22:24:12,481 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-14 22:24:12,482 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-14 22:24:12,482 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-14 22:24:12,483 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-14 22:24:12,483 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-14 22:24:12,483 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-14 22:24:12,484 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-14 22:24:12,485 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-14 22:24:12,485 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-14 22:24:12,486 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf [2021-12-14 22:24:12,514 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-14 22:24:12,515 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-14 22:24:12,515 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-14 22:24:12,515 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-14 22:24:12,516 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-14 22:24:12,516 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-14 22:24:12,517 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-14 22:24:12,517 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-14 22:24:12,517 INFO L138 SettingsManager]: * Use SBE=true [2021-12-14 22:24:12,517 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-14 22:24:12,518 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-12-14 22:24:12,518 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-14 22:24:12,518 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-14 22:24:12,518 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-12-14 22:24:12,519 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-12-14 22:24:12,519 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-12-14 22:24:12,519 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-14 22:24:12,519 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-12-14 22:24:12,519 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-12-14 22:24:12,519 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-12-14 22:24:12,519 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-14 22:24:12,520 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-14 22:24:12,520 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-14 22:24:12,520 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-14 22:24:12,524 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-14 22:24:12,524 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-14 22:24:12,524 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-14 22:24:12,524 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2021-12-14 22:24:12,524 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-12-14 22:24:12,525 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-14 22:24:12,525 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-12-14 22:24:12,525 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3cbff2250ada9b487f5aadc00e4efefb8dcc6fbb7ccba4227efd9fa51d2a2e6c [2021-12-14 22:24:12,796 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-14 22:24:12,813 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-14 22:24:12,816 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-14 22:24:12,816 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-14 22:24:12,817 INFO L275 PluginConnector]: CDTParser initialized [2021-12-14 22:24:12,818 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/busybox-1.22.0/usleep-2.i [2021-12-14 22:24:12,859 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c6d13d844/ae0968649d81426381979d004493d7d4/FLAGd588f2f1b [2021-12-14 22:24:13,326 INFO L306 CDTParser]: Found 1 translation units. [2021-12-14 22:24:13,338 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/usleep-2.i [2021-12-14 22:24:13,356 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c6d13d844/ae0968649d81426381979d004493d7d4/FLAGd588f2f1b [2021-12-14 22:24:13,366 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c6d13d844/ae0968649d81426381979d004493d7d4 [2021-12-14 22:24:13,367 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-14 22:24:13,369 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-14 22:24:13,371 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-14 22:24:13,372 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-14 22:24:13,374 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-14 22:24:13,375 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 10:24:13" (1/1) ... [2021-12-14 22:24:13,376 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6b6c09f4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:24:13, skipping insertion in model container [2021-12-14 22:24:13,376 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 10:24:13" (1/1) ... [2021-12-14 22:24:13,381 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-14 22:24:13,434 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-14 22:24:14,169 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 [2021-12-14 22:24:14,169 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@55bfb56 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:24:14, skipping insertion in model container [2021-12-14 22:24:14,170 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-14 22:24:14,170 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-12-14 22:24:14,172 INFO L158 Benchmark]: Toolchain (without parser) took 801.58ms. Allocated memory was 50.3MB in the beginning and 60.8MB in the end (delta: 10.5MB). Free memory was 32.8MB in the beginning and 30.4MB in the end (delta: 2.4MB). Peak memory consumption was 13.5MB. Max. memory is 16.1GB. [2021-12-14 22:24:14,173 INFO L158 Benchmark]: CDTParser took 1.31ms. Allocated memory is still 50.3MB. Free memory was 32.0MB in the beginning and 31.9MB in the end (delta: 68.9kB). There was no memory consumed. Max. memory is 16.1GB. [2021-12-14 22:24:14,174 INFO L158 Benchmark]: CACSL2BoogieTranslator took 798.91ms. Allocated memory was 50.3MB in the beginning and 60.8MB in the end (delta: 10.5MB). Free memory was 32.6MB in the beginning and 30.4MB in the end (delta: 2.3MB). Peak memory consumption was 13.5MB. Max. memory is 16.1GB. [2021-12-14 22:24:14,175 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.31ms. Allocated memory is still 50.3MB. Free memory was 32.0MB in the beginning and 31.9MB in the end (delta: 68.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 798.91ms. Allocated memory was 50.3MB in the beginning and 60.8MB in the end (delta: 10.5MB). Free memory was 32.6MB in the beginning and 30.4MB in the end (delta: 2.3MB). Peak memory consumption was 13.5MB. 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