./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 26d01a9c 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-?-26d01a9 [2023-02-18 07:13:32,975 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-02-18 07:13:32,976 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-02-18 07:13:33,008 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-02-18 07:13:33,009 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-02-18 07:13:33,011 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-02-18 07:13:33,012 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-02-18 07:13:33,014 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-02-18 07:13:33,015 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-02-18 07:13:33,019 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-02-18 07:13:33,020 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-02-18 07:13:33,025 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-02-18 07:13:33,025 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-02-18 07:13:33,026 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-02-18 07:13:33,026 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-02-18 07:13:33,027 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-02-18 07:13:33,027 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-02-18 07:13:33,028 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-02-18 07:13:33,029 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-02-18 07:13:33,032 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-02-18 07:13:33,033 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-02-18 07:13:33,034 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-02-18 07:13:33,034 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-02-18 07:13:33,035 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-02-18 07:13:33,045 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-02-18 07:13:33,045 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-02-18 07:13:33,046 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-02-18 07:13:33,046 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-02-18 07:13:33,046 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-02-18 07:13:33,047 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-02-18 07:13:33,047 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-02-18 07:13:33,047 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-02-18 07:13:33,048 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-02-18 07:13:33,050 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-02-18 07:13:33,051 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-02-18 07:13:33,051 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-02-18 07:13:33,051 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-02-18 07:13:33,051 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-02-18 07:13:33,051 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-02-18 07:13:33,052 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-02-18 07:13:33,053 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-02-18 07:13:33,053 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf [2023-02-18 07:13:33,074 INFO L113 SettingsManager]: Loading preferences was successful [2023-02-18 07:13:33,074 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-02-18 07:13:33,075 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-02-18 07:13:33,075 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-02-18 07:13:33,075 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-02-18 07:13:33,076 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-02-18 07:13:33,076 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-02-18 07:13:33,076 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-02-18 07:13:33,076 INFO L138 SettingsManager]: * Use SBE=true [2023-02-18 07:13:33,076 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-02-18 07:13:33,077 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-02-18 07:13:33,077 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-02-18 07:13:33,077 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-02-18 07:13:33,077 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-02-18 07:13:33,077 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2023-02-18 07:13:33,077 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-02-18 07:13:33,077 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-02-18 07:13:33,077 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-02-18 07:13:33,077 INFO L138 SettingsManager]: * Use constant arrays=true [2023-02-18 07:13:33,077 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-02-18 07:13:33,078 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-02-18 07:13:33,078 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-02-18 07:13:33,078 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-02-18 07:13:33,078 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-02-18 07:13:33,078 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-02-18 07:13:33,078 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-02-18 07:13:33,078 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-02-18 07:13:33,078 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-02-18 07:13:33,078 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-02-18 07:13:33,078 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-02-18 07:13:33,078 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-02-18 07:13:33,079 INFO L138 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e45b327306a6562d6a4620d8aeeeb1c80e5a817c1ba8b28a2c494470fe4c5348 [2023-02-18 07:13:33,285 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-02-18 07:13:33,319 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-02-18 07:13:33,321 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-02-18 07:13:33,322 INFO L271 PluginConnector]: Initializing CDTParser... [2023-02-18 07:13:33,323 INFO L275 PluginConnector]: CDTParser initialized [2023-02-18 07:13:33,323 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/busybox-1.22.0/who-2.i [2023-02-18 07:13:34,364 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-02-18 07:13:34,702 INFO L351 CDTParser]: Found 1 translation units. [2023-02-18 07:13:34,702 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/who-2.i [2023-02-18 07:13:34,725 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/dba746a97/96af6792600545e9a48ca5a229002cc7/FLAG20b19ab99 [2023-02-18 07:13:34,739 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/dba746a97/96af6792600545e9a48ca5a229002cc7 [2023-02-18 07:13:34,741 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-02-18 07:13:34,742 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-02-18 07:13:34,744 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-02-18 07:13:34,744 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-02-18 07:13:34,746 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-02-18 07:13:34,746 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.02 07:13:34" (1/1) ... [2023-02-18 07:13:34,747 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@101cef41 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.02 07:13:34, skipping insertion in model container [2023-02-18 07:13:34,747 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.02 07:13:34" (1/1) ... [2023-02-18 07:13:34,752 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-02-18 07:13:34,805 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-02-18 07:13:35,492 WARN L623 FunctionHandler]: Unknown extern function putchar [2023-02-18 07:13:35,494 WARN L623 FunctionHandler]: Unknown extern function strtoul [2023-02-18 07:13:35,497 WARN L623 FunctionHandler]: Unknown extern function vasprintf [2023-02-18 07:13:35,516 WARN L623 FunctionHandler]: Unknown extern function syslog [2023-02-18 07:13:35,521 WARN L623 FunctionHandler]: Unknown extern function fflush [2023-02-18 07:13:35,558 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 [2023-02-18 07:13:35,560 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@3298664c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.02 07:13:35, skipping insertion in model container [2023-02-18 07:13:35,560 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-02-18 07:13:35,560 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2023-02-18 07:13:35,562 INFO L158 Benchmark]: Toolchain (without parser) took 818.84ms. Allocated memory was 113.2MB in the beginning and 142.6MB in the end (delta: 29.4MB). Free memory was 62.9MB in the beginning and 105.3MB in the end (delta: -42.4MB). Peak memory consumption was 29.5MB. Max. memory is 16.1GB. [2023-02-18 07:13:35,562 INFO L158 Benchmark]: CDTParser took 0.14ms. Allocated memory is still 113.2MB. Free memory was 85.4MB in the beginning and 85.3MB in the end (delta: 75.2kB). There was no memory consumed. Max. memory is 16.1GB. [2023-02-18 07:13:35,563 INFO L158 Benchmark]: CACSL2BoogieTranslator took 816.59ms. Allocated memory was 113.2MB in the beginning and 142.6MB in the end (delta: 29.4MB). Free memory was 62.6MB in the beginning and 105.3MB in the end (delta: -42.7MB). Peak memory consumption was 29.5MB. Max. memory is 16.1GB. [2023-02-18 07:13:35,564 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14ms. Allocated memory is still 113.2MB. Free memory was 85.4MB in the beginning and 85.3MB in the end (delta: 75.2kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 816.59ms. Allocated memory was 113.2MB in the beginning and 142.6MB in the end (delta: 29.4MB). Free memory was 62.6MB in the beginning and 105.3MB in the end (delta: -42.7MB). Peak memory consumption was 29.5MB. 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-?-26d01a9 [2023-02-18 07:13:37,165 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-02-18 07:13:37,167 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-02-18 07:13:37,199 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-02-18 07:13:37,202 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-02-18 07:13:37,205 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-02-18 07:13:37,207 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-02-18 07:13:37,208 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-02-18 07:13:37,213 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-02-18 07:13:37,217 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-02-18 07:13:37,218 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-02-18 07:13:37,219 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-02-18 07:13:37,219 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-02-18 07:13:37,221 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-02-18 07:13:37,222 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-02-18 07:13:37,222 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-02-18 07:13:37,223 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-02-18 07:13:37,224 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-02-18 07:13:37,226 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-02-18 07:13:37,229 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-02-18 07:13:37,230 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-02-18 07:13:37,231 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-02-18 07:13:37,232 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-02-18 07:13:37,232 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-02-18 07:13:37,235 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-02-18 07:13:37,235 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-02-18 07:13:37,235 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-02-18 07:13:37,236 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-02-18 07:13:37,237 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-02-18 07:13:37,238 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-02-18 07:13:37,238 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-02-18 07:13:37,238 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-02-18 07:13:37,239 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-02-18 07:13:37,240 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-02-18 07:13:37,241 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-02-18 07:13:37,241 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-02-18 07:13:37,241 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-02-18 07:13:37,241 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-02-18 07:13:37,241 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-02-18 07:13:37,242 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-02-18 07:13:37,242 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-02-18 07:13:37,246 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf [2023-02-18 07:13:37,269 INFO L113 SettingsManager]: Loading preferences was successful [2023-02-18 07:13:37,270 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-02-18 07:13:37,271 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-02-18 07:13:37,271 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-02-18 07:13:37,271 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-02-18 07:13:37,272 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-02-18 07:13:37,272 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-02-18 07:13:37,272 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-02-18 07:13:37,272 INFO L138 SettingsManager]: * Use SBE=true [2023-02-18 07:13:37,273 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-02-18 07:13:37,273 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-02-18 07:13:37,273 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-02-18 07:13:37,274 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-02-18 07:13:37,274 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-02-18 07:13:37,274 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2023-02-18 07:13:37,274 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-02-18 07:13:37,274 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-02-18 07:13:37,274 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-02-18 07:13:37,274 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2023-02-18 07:13:37,274 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-02-18 07:13:37,275 INFO L138 SettingsManager]: * Use constant arrays=true [2023-02-18 07:13:37,275 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-02-18 07:13:37,275 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-02-18 07:13:37,275 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-02-18 07:13:37,275 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-02-18 07:13:37,275 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-02-18 07:13:37,276 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-02-18 07:13:37,276 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2023-02-18 07:13:37,276 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-02-18 07:13:37,276 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-02-18 07:13:37,276 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-02-18 07:13:37,276 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-02-18 07:13:37,277 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2023-02-18 07:13:37,277 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-02-18 07:13:37,277 INFO L138 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e45b327306a6562d6a4620d8aeeeb1c80e5a817c1ba8b28a2c494470fe4c5348 [2023-02-18 07:13:37,530 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-02-18 07:13:37,542 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-02-18 07:13:37,544 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-02-18 07:13:37,545 INFO L271 PluginConnector]: Initializing CDTParser... [2023-02-18 07:13:37,545 INFO L275 PluginConnector]: CDTParser initialized [2023-02-18 07:13:37,546 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/busybox-1.22.0/who-2.i [2023-02-18 07:13:38,544 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-02-18 07:13:38,904 INFO L351 CDTParser]: Found 1 translation units. [2023-02-18 07:13:38,904 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/who-2.i [2023-02-18 07:13:38,923 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5ba38ec71/fac3e513d9f947e38397def20cb9c9a7/FLAG8d64e0877 [2023-02-18 07:13:38,938 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5ba38ec71/fac3e513d9f947e38397def20cb9c9a7 [2023-02-18 07:13:38,940 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-02-18 07:13:38,941 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-02-18 07:13:38,942 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-02-18 07:13:38,942 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-02-18 07:13:38,953 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-02-18 07:13:38,953 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.02 07:13:38" (1/1) ... [2023-02-18 07:13:38,954 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1ba818fe and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.02 07:13:38, skipping insertion in model container [2023-02-18 07:13:38,954 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.02 07:13:38" (1/1) ... [2023-02-18 07:13:38,959 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-02-18 07:13:39,036 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-02-18 07:13:39,733 WARN L623 FunctionHandler]: Unknown extern function putchar [2023-02-18 07:13:39,734 WARN L623 FunctionHandler]: Unknown extern function strtoul [2023-02-18 07:13:39,735 WARN L623 FunctionHandler]: Unknown extern function vasprintf [2023-02-18 07:13:39,742 WARN L623 FunctionHandler]: Unknown extern function syslog [2023-02-18 07:13:39,744 WARN L623 FunctionHandler]: Unknown extern function fflush [2023-02-18 07:13:39,761 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 [2023-02-18 07:13:39,765 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@6576cb50 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.02 07:13:39, skipping insertion in model container [2023-02-18 07:13:39,765 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-02-18 07:13:39,766 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2023-02-18 07:13:39,767 INFO L158 Benchmark]: Toolchain (without parser) took 825.08ms. Allocated memory was 73.4MB in the beginning and 102.8MB in the end (delta: 29.4MB). Free memory was 45.0MB in the beginning and 60.7MB in the end (delta: -15.7MB). Peak memory consumption was 17.0MB. Max. memory is 16.1GB. [2023-02-18 07:13:39,768 INFO L158 Benchmark]: CDTParser took 0.16ms. Allocated memory is still 73.4MB. Free memory is still 49.5MB. There was no memory consumed. Max. memory is 16.1GB. [2023-02-18 07:13:39,768 INFO L158 Benchmark]: CACSL2BoogieTranslator took 823.54ms. Allocated memory was 73.4MB in the beginning and 102.8MB in the end (delta: 29.4MB). Free memory was 44.9MB in the beginning and 61.1MB in the end (delta: -16.2MB). Peak memory consumption was 17.0MB. Max. memory is 16.1GB. [2023-02-18 07:13:39,770 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16ms. Allocated memory is still 73.4MB. Free memory is still 49.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 823.54ms. Allocated memory was 73.4MB in the beginning and 102.8MB in the end (delta: 29.4MB). Free memory was 44.9MB in the beginning and 61.1MB in the end (delta: -16.2MB). Peak memory consumption was 17.0MB. 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