./Ultimate.py --spec ../sv-benchmarks/c/properties/valid-memsafety.prp --file ../sv-benchmarks/c/busybox-1.22.0/head-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/head-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 a1bb832e4d0e7c4dd1ff4f93df210c31ebafb64a6fafe0f8b3e3b578f6bcdd32 --- Real Ultimate output --- This is Ultimate 0.2.2-?-26d01a9 [2023-02-17 03:34:56,138 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-02-17 03:34:56,140 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-02-17 03:34:56,171 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-02-17 03:34:56,171 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-02-17 03:34:56,174 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-02-17 03:34:56,176 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-02-17 03:34:56,178 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-02-17 03:34:56,180 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-02-17 03:34:56,184 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-02-17 03:34:56,185 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-02-17 03:34:56,187 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-02-17 03:34:56,187 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-02-17 03:34:56,189 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-02-17 03:34:56,190 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-02-17 03:34:56,191 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-02-17 03:34:56,192 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-02-17 03:34:56,193 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-02-17 03:34:56,194 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-02-17 03:34:56,198 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-02-17 03:34:56,202 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-02-17 03:34:56,203 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-02-17 03:34:56,204 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-02-17 03:34:56,205 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-02-17 03:34:56,209 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-02-17 03:34:56,209 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-02-17 03:34:56,209 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-02-17 03:34:56,210 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-02-17 03:34:56,211 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-02-17 03:34:56,211 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-02-17 03:34:56,211 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-02-17 03:34:56,212 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-02-17 03:34:56,213 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-02-17 03:34:56,214 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-02-17 03:34:56,214 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-02-17 03:34:56,214 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-02-17 03:34:56,215 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-02-17 03:34:56,215 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-02-17 03:34:56,215 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-02-17 03:34:56,216 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-02-17 03:34:56,216 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-02-17 03:34:56,217 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf [2023-02-17 03:34:56,240 INFO L113 SettingsManager]: Loading preferences was successful [2023-02-17 03:34:56,240 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-02-17 03:34:56,240 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-02-17 03:34:56,241 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-02-17 03:34:56,241 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-02-17 03:34:56,242 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-02-17 03:34:56,242 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-02-17 03:34:56,242 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-02-17 03:34:56,242 INFO L138 SettingsManager]: * Use SBE=true [2023-02-17 03:34:56,242 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-02-17 03:34:56,243 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-02-17 03:34:56,243 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-02-17 03:34:56,243 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-02-17 03:34:56,243 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-02-17 03:34:56,244 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2023-02-17 03:34:56,244 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-02-17 03:34:56,244 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-02-17 03:34:56,244 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-02-17 03:34:56,244 INFO L138 SettingsManager]: * Use constant arrays=true [2023-02-17 03:34:56,244 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-02-17 03:34:56,244 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-02-17 03:34:56,244 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-02-17 03:34:56,245 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-02-17 03:34:56,245 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-02-17 03:34:56,245 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-02-17 03:34:56,245 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-02-17 03:34:56,245 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-02-17 03:34:56,245 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-02-17 03:34:56,246 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-02-17 03:34:56,246 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-02-17 03:34:56,246 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-02-17 03:34:56,246 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a1bb832e4d0e7c4dd1ff4f93df210c31ebafb64a6fafe0f8b3e3b578f6bcdd32 [2023-02-17 03:34:56,471 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-02-17 03:34:56,489 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-02-17 03:34:56,491 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-02-17 03:34:56,492 INFO L271 PluginConnector]: Initializing CDTParser... [2023-02-17 03:34:56,493 INFO L275 PluginConnector]: CDTParser initialized [2023-02-17 03:34:56,494 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/busybox-1.22.0/head-2.i [2023-02-17 03:34:57,466 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-02-17 03:34:57,779 INFO L351 CDTParser]: Found 1 translation units. [2023-02-17 03:34:57,779 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/head-2.i [2023-02-17 03:34:57,800 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1746d5f53/1098c1466c22487599ead77764272a5f/FLAG6135bcaaf [2023-02-17 03:34:57,814 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1746d5f53/1098c1466c22487599ead77764272a5f [2023-02-17 03:34:57,816 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-02-17 03:34:57,817 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-02-17 03:34:57,818 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-02-17 03:34:57,818 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-02-17 03:34:57,820 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-02-17 03:34:57,821 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.02 03:34:57" (1/1) ... [2023-02-17 03:34:57,822 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@34f855f2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.02 03:34:57, skipping insertion in model container [2023-02-17 03:34:57,822 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.02 03:34:57" (1/1) ... [2023-02-17 03:34:57,827 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-02-17 03:34:57,880 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-02-17 03:34:58,534 WARN L623 FunctionHandler]: Unknown extern function _IO_getc [2023-02-17 03:34:58,541 WARN L623 FunctionHandler]: Unknown extern function strerror [2023-02-17 03:34:58,543 WARN L623 FunctionHandler]: Unknown extern function strerror [2023-02-17 03:34:58,544 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2023-02-17 03:34:58,545 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@3fe1db11 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.02 03:34:58, skipping insertion in model container [2023-02-17 03:34:58,545 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-02-17 03:34:58,546 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2023-02-17 03:34:58,547 INFO L158 Benchmark]: Toolchain (without parser) took 729.42ms. Allocated memory is still 134.2MB. Free memory was 92.0MB in the beginning and 66.7MB in the end (delta: 25.3MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2023-02-17 03:34:58,548 INFO L158 Benchmark]: CDTParser took 0.14ms. Allocated memory is still 111.1MB. Free memory is still 82.7MB. There was no memory consumed. Max. memory is 16.1GB. [2023-02-17 03:34:58,548 INFO L158 Benchmark]: CACSL2BoogieTranslator took 727.40ms. Allocated memory is still 134.2MB. Free memory was 91.4MB in the beginning and 66.7MB in the end (delta: 24.8MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2023-02-17 03:34:58,549 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 111.1MB. Free memory is still 82.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 727.40ms. Allocated memory is still 134.2MB. Free memory was 91.4MB in the beginning and 66.7MB in the end (delta: 24.8MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2308]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg 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/head-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 a1bb832e4d0e7c4dd1ff4f93df210c31ebafb64a6fafe0f8b3e3b578f6bcdd32 --- Real Ultimate output --- This is Ultimate 0.2.2-?-26d01a9 [2023-02-17 03:35:00,083 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-02-17 03:35:00,085 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-02-17 03:35:00,115 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-02-17 03:35:00,117 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-02-17 03:35:00,119 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-02-17 03:35:00,120 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-02-17 03:35:00,122 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-02-17 03:35:00,126 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-02-17 03:35:00,129 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-02-17 03:35:00,130 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-02-17 03:35:00,131 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-02-17 03:35:00,132 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-02-17 03:35:00,133 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-02-17 03:35:00,134 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-02-17 03:35:00,145 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-02-17 03:35:00,145 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-02-17 03:35:00,146 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-02-17 03:35:00,147 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-02-17 03:35:00,151 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-02-17 03:35:00,152 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-02-17 03:35:00,153 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-02-17 03:35:00,153 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-02-17 03:35:00,154 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-02-17 03:35:00,159 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-02-17 03:35:00,159 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-02-17 03:35:00,159 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-02-17 03:35:00,160 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-02-17 03:35:00,161 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-02-17 03:35:00,161 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-02-17 03:35:00,161 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-02-17 03:35:00,166 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-02-17 03:35:00,167 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-02-17 03:35:00,167 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-02-17 03:35:00,168 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-02-17 03:35:00,168 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-02-17 03:35:00,168 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-02-17 03:35:00,169 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-02-17 03:35:00,169 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-02-17 03:35:00,169 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-02-17 03:35:00,170 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-02-17 03:35:00,170 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf [2023-02-17 03:35:00,196 INFO L113 SettingsManager]: Loading preferences was successful [2023-02-17 03:35:00,197 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-02-17 03:35:00,197 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-02-17 03:35:00,198 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-02-17 03:35:00,198 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-02-17 03:35:00,198 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-02-17 03:35:00,199 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-02-17 03:35:00,199 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-02-17 03:35:00,199 INFO L138 SettingsManager]: * Use SBE=true [2023-02-17 03:35:00,199 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-02-17 03:35:00,200 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-02-17 03:35:00,200 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-02-17 03:35:00,200 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-02-17 03:35:00,200 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-02-17 03:35:00,201 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2023-02-17 03:35:00,201 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-02-17 03:35:00,201 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-02-17 03:35:00,201 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-02-17 03:35:00,201 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2023-02-17 03:35:00,202 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-02-17 03:35:00,202 INFO L138 SettingsManager]: * Use constant arrays=true [2023-02-17 03:35:00,205 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-02-17 03:35:00,205 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-02-17 03:35:00,205 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-02-17 03:35:00,205 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-02-17 03:35:00,206 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-02-17 03:35:00,206 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-02-17 03:35:00,206 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2023-02-17 03:35:00,206 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-02-17 03:35:00,206 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-02-17 03:35:00,206 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-02-17 03:35:00,206 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-02-17 03:35:00,207 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2023-02-17 03:35:00,207 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-02-17 03:35:00,207 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a1bb832e4d0e7c4dd1ff4f93df210c31ebafb64a6fafe0f8b3e3b578f6bcdd32 [2023-02-17 03:35:00,448 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-02-17 03:35:00,466 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-02-17 03:35:00,469 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-02-17 03:35:00,470 INFO L271 PluginConnector]: Initializing CDTParser... [2023-02-17 03:35:00,470 INFO L275 PluginConnector]: CDTParser initialized [2023-02-17 03:35:00,471 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/busybox-1.22.0/head-2.i [2023-02-17 03:35:01,462 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-02-17 03:35:01,787 INFO L351 CDTParser]: Found 1 translation units. [2023-02-17 03:35:01,788 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/head-2.i [2023-02-17 03:35:01,808 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/959dcacb8/71ede965c2be4f698010e1857956840d/FLAGd1afbb662 [2023-02-17 03:35:01,822 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/959dcacb8/71ede965c2be4f698010e1857956840d [2023-02-17 03:35:01,824 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-02-17 03:35:01,825 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-02-17 03:35:01,827 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-02-17 03:35:01,827 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-02-17 03:35:01,829 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-02-17 03:35:01,829 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.02 03:35:01" (1/1) ... [2023-02-17 03:35:01,830 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@37bf4fba and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.02 03:35:01, skipping insertion in model container [2023-02-17 03:35:01,830 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.02 03:35:01" (1/1) ... [2023-02-17 03:35:01,834 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-02-17 03:35:01,904 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-02-17 03:35:02,521 WARN L623 FunctionHandler]: Unknown extern function _IO_getc [2023-02-17 03:35:02,526 WARN L623 FunctionHandler]: Unknown extern function strerror [2023-02-17 03:35:02,527 WARN L623 FunctionHandler]: Unknown extern function strerror [2023-02-17 03:35:02,529 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2023-02-17 03:35:02,529 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@406e5885 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.02 03:35:02, skipping insertion in model container [2023-02-17 03:35:02,529 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-02-17 03:35:02,529 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2023-02-17 03:35:02,531 INFO L158 Benchmark]: Toolchain (without parser) took 704.62ms. Allocated memory was 71.3MB in the beginning and 92.3MB in the end (delta: 21.0MB). Free memory was 43.5MB in the beginning and 56.5MB in the end (delta: -13.0MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-02-17 03:35:02,531 INFO L158 Benchmark]: CDTParser took 0.17ms. Allocated memory is still 71.3MB. Free memory is still 48.1MB. There was no memory consumed. Max. memory is 16.1GB. [2023-02-17 03:35:02,532 INFO L158 Benchmark]: CACSL2BoogieTranslator took 702.81ms. Allocated memory was 71.3MB in the beginning and 92.3MB in the end (delta: 21.0MB). Free memory was 43.3MB in the beginning and 56.5MB in the end (delta: -13.2MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-02-17 03:35:02,533 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17ms. Allocated memory is still 71.3MB. Free memory is still 48.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 702.81ms. Allocated memory was 71.3MB in the beginning and 92.3MB in the end (delta: 21.0MB). Free memory was 43.3MB in the beginning and 56.5MB in the end (delta: -13.2MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2308]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg 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