./Ultimate.py --spec ../sv-benchmarks/c/properties/valid-memsafety.prp --file ../sv-benchmarks/c/busybox-1.22.0/stty-2.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version a31fd051 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/stty-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 a972f39ef2cd03953df191632190fe9931cffc2fe34baa5d80a9321a06dfcfbe --- Real Ultimate output --- This is Ultimate 0.2.2-?-a31fd05 [2023-02-15 13:35:41,507 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-02-15 13:35:41,519 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-02-15 13:35:41,546 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-02-15 13:35:41,547 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-02-15 13:35:41,547 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-02-15 13:35:41,562 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-02-15 13:35:41,565 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-02-15 13:35:41,566 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-02-15 13:35:41,567 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-02-15 13:35:41,568 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-02-15 13:35:41,569 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-02-15 13:35:41,570 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-02-15 13:35:41,572 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-02-15 13:35:41,573 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-02-15 13:35:41,575 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-02-15 13:35:41,577 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-02-15 13:35:41,581 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-02-15 13:35:41,582 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-02-15 13:35:41,584 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-02-15 13:35:41,588 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-02-15 13:35:41,589 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-02-15 13:35:41,590 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-02-15 13:35:41,590 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-02-15 13:35:41,592 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-02-15 13:35:41,594 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-02-15 13:35:41,594 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-02-15 13:35:41,595 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-02-15 13:35:41,596 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-02-15 13:35:41,597 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-02-15 13:35:41,597 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-02-15 13:35:41,597 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-02-15 13:35:41,598 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-02-15 13:35:41,599 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-02-15 13:35:41,600 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-02-15 13:35:41,600 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-02-15 13:35:41,601 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-02-15 13:35:41,601 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-02-15 13:35:41,601 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-02-15 13:35:41,602 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-02-15 13:35:41,603 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-02-15 13:35:41,604 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf [2023-02-15 13:35:41,630 INFO L113 SettingsManager]: Loading preferences was successful [2023-02-15 13:35:41,630 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-02-15 13:35:41,630 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-02-15 13:35:41,630 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-02-15 13:35:41,631 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-02-15 13:35:41,631 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-02-15 13:35:41,632 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-02-15 13:35:41,632 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-02-15 13:35:41,632 INFO L138 SettingsManager]: * Use SBE=true [2023-02-15 13:35:41,633 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-02-15 13:35:41,633 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-02-15 13:35:41,633 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-02-15 13:35:41,634 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-02-15 13:35:41,634 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-02-15 13:35:41,634 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2023-02-15 13:35:41,634 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-02-15 13:35:41,634 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-02-15 13:35:41,634 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-02-15 13:35:41,634 INFO L138 SettingsManager]: * Use constant arrays=true [2023-02-15 13:35:41,635 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-02-15 13:35:41,635 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-02-15 13:35:41,635 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-02-15 13:35:41,635 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-02-15 13:35:41,635 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-02-15 13:35:41,635 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-02-15 13:35:41,635 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-02-15 13:35:41,636 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-02-15 13:35:41,636 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-02-15 13:35:41,636 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-02-15 13:35:41,636 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-02-15 13:35:41,636 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-02-15 13:35:41,636 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a972f39ef2cd03953df191632190fe9931cffc2fe34baa5d80a9321a06dfcfbe [2023-02-15 13:35:41,842 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-02-15 13:35:41,863 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-02-15 13:35:41,865 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-02-15 13:35:41,866 INFO L271 PluginConnector]: Initializing CDTParser... [2023-02-15 13:35:41,866 INFO L275 PluginConnector]: CDTParser initialized [2023-02-15 13:35:41,867 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/busybox-1.22.0/stty-2.i [2023-02-15 13:35:42,828 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-02-15 13:35:43,178 INFO L351 CDTParser]: Found 1 translation units. [2023-02-15 13:35:43,179 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/stty-2.i [2023-02-15 13:35:43,205 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/708f81931/74e2dfeeef9f431699fa112e3c83ac8c/FLAG5e5eb4b07 [2023-02-15 13:35:43,220 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/708f81931/74e2dfeeef9f431699fa112e3c83ac8c [2023-02-15 13:35:43,221 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-02-15 13:35:43,222 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-02-15 13:35:43,223 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-02-15 13:35:43,223 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-02-15 13:35:43,226 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-02-15 13:35:43,226 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.02 01:35:43" (1/1) ... [2023-02-15 13:35:43,228 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3a4bc5b8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.02 01:35:43, skipping insertion in model container [2023-02-15 13:35:43,228 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.02 01:35:43" (1/1) ... [2023-02-15 13:35:43,232 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-02-15 13:35:43,326 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-02-15 13:35:44,320 WARN L623 FunctionHandler]: Unknown extern function strerror [2023-02-15 13:35:44,321 WARN L623 FunctionHandler]: Unknown extern function strerror [2023-02-15 13:35:44,322 WARN L623 FunctionHandler]: Unknown extern function putchar [2023-02-15 13:35:44,322 WARN L623 FunctionHandler]: Unknown extern function strtoul [2023-02-15 13:35:44,324 WARN L623 FunctionHandler]: Unknown extern function vasprintf [2023-02-15 13:35:44,330 WARN L623 FunctionHandler]: Unknown extern function syslog [2023-02-15 13:35:44,333 WARN L623 FunctionHandler]: Unknown extern function cfgetispeed [2023-02-15 13:35:44,334 WARN L623 FunctionHandler]: Unknown extern function cfgetospeed [2023-02-15 13:35:44,336 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: wrapf [2023-02-15 13:35:44,336 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@3154272b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.02 01:35:44, skipping insertion in model container [2023-02-15 13:35:44,336 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-02-15 13:35:44,337 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2023-02-15 13:35:44,338 INFO L158 Benchmark]: Toolchain (without parser) took 1114.99ms. Allocated memory is still 188.7MB. Free memory was 151.2MB in the beginning and 75.2MB in the end (delta: 76.0MB). Peak memory consumption was 75.5MB. Max. memory is 16.1GB. [2023-02-15 13:35:44,338 INFO L158 Benchmark]: CDTParser took 0.15ms. Allocated memory is still 130.0MB. Free memory is still 94.7MB. There was no memory consumed. Max. memory is 16.1GB. [2023-02-15 13:35:44,339 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1113.60ms. Allocated memory is still 188.7MB. Free memory was 150.7MB in the beginning and 75.2MB in the end (delta: 75.5MB). Peak memory consumption was 75.5MB. Max. memory is 16.1GB. [2023-02-15 13:35:44,340 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15ms. Allocated memory is still 130.0MB. Free memory is still 94.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1113.60ms. Allocated memory is still 188.7MB. Free memory was 150.7MB in the beginning and 75.2MB in the end (delta: 75.5MB). Peak memory consumption was 75.5MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2875]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: wrapf 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/stty-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 a972f39ef2cd03953df191632190fe9931cffc2fe34baa5d80a9321a06dfcfbe --- Real Ultimate output --- This is Ultimate 0.2.2-?-a31fd05 [2023-02-15 13:35:46,063 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-02-15 13:35:46,064 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-02-15 13:35:46,098 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-02-15 13:35:46,098 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-02-15 13:35:46,099 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-02-15 13:35:46,100 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-02-15 13:35:46,102 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-02-15 13:35:46,106 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-02-15 13:35:46,109 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-02-15 13:35:46,110 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-02-15 13:35:46,112 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-02-15 13:35:46,113 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-02-15 13:35:46,115 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-02-15 13:35:46,116 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-02-15 13:35:46,117 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-02-15 13:35:46,117 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-02-15 13:35:46,118 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-02-15 13:35:46,121 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-02-15 13:35:46,125 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-02-15 13:35:46,125 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-02-15 13:35:46,126 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-02-15 13:35:46,127 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-02-15 13:35:46,127 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-02-15 13:35:46,132 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-02-15 13:35:46,132 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-02-15 13:35:46,133 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-02-15 13:35:46,134 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-02-15 13:35:46,134 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-02-15 13:35:46,135 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-02-15 13:35:46,140 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-02-15 13:35:46,141 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-02-15 13:35:46,142 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-02-15 13:35:46,142 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-02-15 13:35:46,144 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-02-15 13:35:46,144 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-02-15 13:35:46,145 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-02-15 13:35:46,145 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-02-15 13:35:46,145 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-02-15 13:35:46,146 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-02-15 13:35:46,146 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-02-15 13:35:46,147 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf [2023-02-15 13:35:46,172 INFO L113 SettingsManager]: Loading preferences was successful [2023-02-15 13:35:46,172 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-02-15 13:35:46,173 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-02-15 13:35:46,173 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-02-15 13:35:46,174 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-02-15 13:35:46,174 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-02-15 13:35:46,174 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-02-15 13:35:46,174 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-02-15 13:35:46,175 INFO L138 SettingsManager]: * Use SBE=true [2023-02-15 13:35:46,175 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-02-15 13:35:46,175 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-02-15 13:35:46,176 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-02-15 13:35:46,176 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-02-15 13:35:46,176 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-02-15 13:35:46,176 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2023-02-15 13:35:46,176 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-02-15 13:35:46,176 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-02-15 13:35:46,176 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-02-15 13:35:46,177 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2023-02-15 13:35:46,177 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-02-15 13:35:46,177 INFO L138 SettingsManager]: * Use constant arrays=true [2023-02-15 13:35:46,177 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-02-15 13:35:46,177 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-02-15 13:35:46,177 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-02-15 13:35:46,177 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-02-15 13:35:46,178 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-02-15 13:35:46,178 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-02-15 13:35:46,178 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2023-02-15 13:35:46,178 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-02-15 13:35:46,178 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-02-15 13:35:46,178 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-02-15 13:35:46,179 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-02-15 13:35:46,179 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2023-02-15 13:35:46,179 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-02-15 13:35:46,179 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a972f39ef2cd03953df191632190fe9931cffc2fe34baa5d80a9321a06dfcfbe [2023-02-15 13:35:46,429 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-02-15 13:35:46,446 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-02-15 13:35:46,448 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-02-15 13:35:46,449 INFO L271 PluginConnector]: Initializing CDTParser... [2023-02-15 13:35:46,449 INFO L275 PluginConnector]: CDTParser initialized [2023-02-15 13:35:46,450 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/busybox-1.22.0/stty-2.i [2023-02-15 13:35:47,491 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-02-15 13:35:47,824 INFO L351 CDTParser]: Found 1 translation units. [2023-02-15 13:35:47,825 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/stty-2.i [2023-02-15 13:35:47,873 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/84320b273/b3b49c2ae7014ecf95e9b25e0f7f9b0a/FLAG2ef79ca18 [2023-02-15 13:35:47,884 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/84320b273/b3b49c2ae7014ecf95e9b25e0f7f9b0a [2023-02-15 13:35:47,886 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-02-15 13:35:47,887 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-02-15 13:35:47,889 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-02-15 13:35:47,889 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-02-15 13:35:47,891 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-02-15 13:35:47,892 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.02 01:35:47" (1/1) ... [2023-02-15 13:35:47,892 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7cf109e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.02 01:35:47, skipping insertion in model container [2023-02-15 13:35:47,892 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.02 01:35:47" (1/1) ... [2023-02-15 13:35:47,897 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-02-15 13:35:48,033 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-02-15 13:35:48,990 WARN L623 FunctionHandler]: Unknown extern function strerror [2023-02-15 13:35:48,994 WARN L623 FunctionHandler]: Unknown extern function strerror [2023-02-15 13:35:48,995 WARN L623 FunctionHandler]: Unknown extern function putchar [2023-02-15 13:35:48,995 WARN L623 FunctionHandler]: Unknown extern function strtoul [2023-02-15 13:35:48,997 WARN L623 FunctionHandler]: Unknown extern function vasprintf [2023-02-15 13:35:49,003 WARN L623 FunctionHandler]: Unknown extern function syslog [2023-02-15 13:35:49,018 WARN L623 FunctionHandler]: Unknown extern function cfgetispeed [2023-02-15 13:35:49,018 WARN L623 FunctionHandler]: Unknown extern function cfgetospeed [2023-02-15 13:35:49,020 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: wrapf [2023-02-15 13:35:49,021 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@1d9a027e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.02 01:35:49, skipping insertion in model container [2023-02-15 13:35:49,021 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-02-15 13:35:49,021 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2023-02-15 13:35:49,022 INFO L158 Benchmark]: Toolchain (without parser) took 1134.98ms. Allocated memory is still 88.1MB. Free memory was 63.2MB in the beginning and 58.6MB in the end (delta: 4.6MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. [2023-02-15 13:35:49,023 INFO L158 Benchmark]: CDTParser took 0.15ms. Allocated memory is still 65.0MB. Free memory was 42.4MB in the beginning and 42.3MB in the end (delta: 41.0kB). There was no memory consumed. Max. memory is 16.1GB. [2023-02-15 13:35:49,023 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1132.45ms. Allocated memory is still 88.1MB. Free memory was 63.0MB in the beginning and 58.6MB in the end (delta: 4.3MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. [2023-02-15 13:35:49,024 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15ms. Allocated memory is still 65.0MB. Free memory was 42.4MB in the beginning and 42.3MB in the end (delta: 41.0kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1132.45ms. Allocated memory is still 88.1MB. Free memory was 63.0MB in the beginning and 58.6MB in the end (delta: 4.3MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2875]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: wrapf 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