./Ultimate.py --spec ../sv-benchmarks/c/properties/valid-memsafety.prp --file ../sv-benchmarks/c/busybox-1.22.0/who-2.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version eb692b52 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/who-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 e45b327306a6562d6a4620d8aeeeb1c80e5a817c1ba8b28a2c494470fe4c5348 --- Real Ultimate output --- This is Ultimate 0.2.2-?-eb692b5 [2022-07-20 12:44:29,064 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-20 12:44:29,065 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-20 12:44:29,096 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-20 12:44:29,098 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-20 12:44:29,099 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-20 12:44:29,104 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-20 12:44:29,109 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-20 12:44:29,111 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-20 12:44:29,115 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-20 12:44:29,116 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-20 12:44:29,118 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-20 12:44:29,118 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-20 12:44:29,120 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-20 12:44:29,122 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-20 12:44:29,124 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-20 12:44:29,125 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-20 12:44:29,126 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-20 12:44:29,129 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-20 12:44:29,135 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-20 12:44:29,137 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-20 12:44:29,138 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-20 12:44:29,140 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-20 12:44:29,141 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-20 12:44:29,142 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-20 12:44:29,149 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-20 12:44:29,149 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-20 12:44:29,150 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-20 12:44:29,151 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-20 12:44:29,151 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-20 12:44:29,152 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-20 12:44:29,152 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-20 12:44:29,153 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-20 12:44:29,153 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-20 12:44:29,154 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-20 12:44:29,155 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-20 12:44:29,155 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-20 12:44:29,156 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-20 12:44:29,156 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-20 12:44:29,156 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-20 12:44:29,157 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-20 12:44:29,158 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-20 12:44:29,159 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf [2022-07-20 12:44:29,187 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-20 12:44:29,187 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-20 12:44:29,188 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-20 12:44:29,188 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-20 12:44:29,189 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-07-20 12:44:29,189 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-07-20 12:44:29,190 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-20 12:44:29,190 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-20 12:44:29,190 INFO L138 SettingsManager]: * Use SBE=true [2022-07-20 12:44:29,191 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-20 12:44:29,191 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-07-20 12:44:29,191 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-07-20 12:44:29,192 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-20 12:44:29,192 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-07-20 12:44:29,192 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-07-20 12:44:29,192 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-07-20 12:44:29,192 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-07-20 12:44:29,192 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-07-20 12:44:29,193 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-20 12:44:29,193 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-20 12:44:29,193 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-20 12:44:29,193 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-07-20 12:44:29,193 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-20 12:44:29,195 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-20 12:44:29,195 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-07-20 12:44:29,195 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-07-20 12:44:29,196 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-07-20 12:44:29,196 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e45b327306a6562d6a4620d8aeeeb1c80e5a817c1ba8b28a2c494470fe4c5348 [2022-07-20 12:44:29,418 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-20 12:44:29,436 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-20 12:44:29,438 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-20 12:44:29,440 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-20 12:44:29,441 INFO L275 PluginConnector]: CDTParser initialized [2022-07-20 12:44:29,442 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/busybox-1.22.0/who-2.i [2022-07-20 12:44:29,507 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c2d8dbfed/22723ba28dca49dbbd99eb84cad30273/FLAGcfa3f6e05 [2022-07-20 12:44:30,149 INFO L306 CDTParser]: Found 1 translation units. [2022-07-20 12:44:30,150 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/who-2.i [2022-07-20 12:44:30,183 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c2d8dbfed/22723ba28dca49dbbd99eb84cad30273/FLAGcfa3f6e05 [2022-07-20 12:44:30,351 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c2d8dbfed/22723ba28dca49dbbd99eb84cad30273 [2022-07-20 12:44:30,353 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-20 12:44:30,354 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-20 12:44:30,355 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-20 12:44:30,355 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-20 12:44:30,359 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-20 12:44:30,359 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.07 12:44:30" (1/1) ... [2022-07-20 12:44:30,360 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@245a27ae and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 12:44:30, skipping insertion in model container [2022-07-20 12:44:30,360 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.07 12:44:30" (1/1) ... [2022-07-20 12:44:30,366 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-20 12:44:30,419 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-20 12:44:31,371 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 [2022-07-20 12:44:31,372 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@31baaa27 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 12:44:31, skipping insertion in model container [2022-07-20 12:44:31,372 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-07-20 12:44:31,373 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-07-20 12:44:31,375 INFO L158 Benchmark]: Toolchain (without parser) took 1019.58ms. Allocated memory was 81.8MB in the beginning and 100.7MB in the end (delta: 18.9MB). Free memory was 44.1MB in the beginning and 58.4MB in the end (delta: -14.3MB). Peak memory consumption was 5.4MB. Max. memory is 16.1GB. [2022-07-20 12:44:31,377 INFO L158 Benchmark]: CDTParser took 0.21ms. Allocated memory is still 81.8MB. Free memory is still 40.1MB. There was no memory consumed. Max. memory is 16.1GB. [2022-07-20 12:44:31,378 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1017.61ms. Allocated memory was 81.8MB in the beginning and 100.7MB in the end (delta: 18.9MB). Free memory was 44.0MB in the beginning and 58.4MB in the end (delta: -14.5MB). Peak memory consumption was 5.4MB. Max. memory is 16.1GB. [2022-07-20 12:44:31,380 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21ms. Allocated memory is still 81.8MB. Free memory is still 40.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1017.61ms. Allocated memory was 81.8MB in the beginning and 100.7MB in the end (delta: 18.9MB). Free memory was 44.0MB in the beginning and 58.4MB in the end (delta: -14.5MB). Peak memory consumption was 5.4MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2775]: 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/who-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 e45b327306a6562d6a4620d8aeeeb1c80e5a817c1ba8b28a2c494470fe4c5348 --- Real Ultimate output --- This is Ultimate 0.2.2-?-eb692b5 [2022-07-20 12:44:33,133 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-20 12:44:33,141 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-20 12:44:33,167 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-20 12:44:33,168 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-20 12:44:33,169 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-20 12:44:33,170 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-20 12:44:33,176 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-20 12:44:33,179 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-20 12:44:33,184 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-20 12:44:33,185 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-20 12:44:33,188 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-20 12:44:33,188 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-20 12:44:33,190 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-20 12:44:33,193 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-20 12:44:33,198 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-20 12:44:33,199 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-20 12:44:33,200 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-20 12:44:33,203 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-20 12:44:33,205 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-20 12:44:33,208 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-20 12:44:33,209 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-20 12:44:33,211 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-20 12:44:33,212 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-20 12:44:33,214 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-20 12:44:33,220 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-20 12:44:33,223 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-20 12:44:33,223 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-20 12:44:33,225 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-20 12:44:33,225 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-20 12:44:33,226 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-20 12:44:33,226 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-20 12:44:33,228 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-20 12:44:33,228 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-20 12:44:33,230 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-20 12:44:33,230 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-20 12:44:33,231 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-20 12:44:33,231 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-20 12:44:33,231 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-20 12:44:33,232 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-20 12:44:33,232 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-20 12:44:33,239 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-20 12:44:33,239 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf [2022-07-20 12:44:33,272 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-20 12:44:33,272 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-20 12:44:33,273 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-20 12:44:33,273 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-20 12:44:33,274 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-07-20 12:44:33,274 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-07-20 12:44:33,275 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-20 12:44:33,275 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-20 12:44:33,275 INFO L138 SettingsManager]: * Use SBE=true [2022-07-20 12:44:33,276 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-20 12:44:33,276 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-07-20 12:44:33,276 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-07-20 12:44:33,277 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-20 12:44:33,277 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-07-20 12:44:33,277 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-07-20 12:44:33,277 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-07-20 12:44:33,278 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-07-20 12:44:33,278 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-07-20 12:44:33,278 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-07-20 12:44:33,278 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-07-20 12:44:33,278 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-20 12:44:33,279 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-20 12:44:33,279 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-20 12:44:33,279 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-07-20 12:44:33,279 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-20 12:44:33,280 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-20 12:44:33,280 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-07-20 12:44:33,280 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2022-07-20 12:44:33,280 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-07-20 12:44:33,280 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-07-20 12:44:33,281 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e45b327306a6562d6a4620d8aeeeb1c80e5a817c1ba8b28a2c494470fe4c5348 [2022-07-20 12:44:33,640 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-20 12:44:33,670 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-20 12:44:33,673 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-20 12:44:33,674 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-20 12:44:33,676 INFO L275 PluginConnector]: CDTParser initialized [2022-07-20 12:44:33,678 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/busybox-1.22.0/who-2.i [2022-07-20 12:44:33,732 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4030d2bcd/fc1e9622b53f4dff8203b0b2c63ccafc/FLAG9711d31eb [2022-07-20 12:44:34,340 INFO L306 CDTParser]: Found 1 translation units. [2022-07-20 12:44:34,340 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/who-2.i [2022-07-20 12:44:34,366 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4030d2bcd/fc1e9622b53f4dff8203b0b2c63ccafc/FLAG9711d31eb [2022-07-20 12:44:34,570 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4030d2bcd/fc1e9622b53f4dff8203b0b2c63ccafc [2022-07-20 12:44:34,572 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-20 12:44:34,573 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-20 12:44:34,577 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-20 12:44:34,578 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-20 12:44:34,581 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-20 12:44:34,582 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.07 12:44:34" (1/1) ... [2022-07-20 12:44:34,584 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@570be866 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 12:44:34, skipping insertion in model container [2022-07-20 12:44:34,585 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.07 12:44:34" (1/1) ... [2022-07-20 12:44:34,591 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-20 12:44:34,665 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-20 12:44:35,638 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 [2022-07-20 12:44:35,640 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@76558ae2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 12:44:35, skipping insertion in model container [2022-07-20 12:44:35,641 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-07-20 12:44:35,642 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-07-20 12:44:35,644 INFO L158 Benchmark]: Toolchain (without parser) took 1069.46ms. Allocated memory was 50.3MB in the beginning and 60.8MB in the end (delta: 10.5MB). Free memory was 22.1MB in the beginning and 37.4MB in the end (delta: -15.3MB). Peak memory consumption was 11.3MB. Max. memory is 16.1GB. [2022-07-20 12:44:35,645 INFO L158 Benchmark]: CDTParser took 0.25ms. Allocated memory is still 50.3MB. Free memory is still 32.7MB. There was no memory consumed. Max. memory is 16.1GB. [2022-07-20 12:44:35,647 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1064.18ms. Allocated memory was 50.3MB in the beginning and 60.8MB in the end (delta: 10.5MB). Free memory was 21.9MB in the beginning and 37.4MB in the end (delta: -15.5MB). Peak memory consumption was 11.3MB. Max. memory is 16.1GB. [2022-07-20 12:44:35,648 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25ms. Allocated memory is still 50.3MB. Free memory is still 32.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1064.18ms. Allocated memory was 50.3MB in the beginning and 60.8MB in the end (delta: 10.5MB). Free memory was 21.9MB in the beginning and 37.4MB in the end (delta: -15.5MB). Peak memory consumption was 11.3MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2775]: 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