./Ultimate.py --spec ../sv-benchmarks/c/properties/valid-memsafety.prp --file ../sv-benchmarks/c/busybox-1.22.0/uniq-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/uniq-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 7d919a8eed5bff5d7b13e529bcc3b017ee1b2504c38f6ffe9202719064bad4a0 --- Real Ultimate output --- This is Ultimate 0.2.2-?-26d01a9 [2023-02-18 07:13:24,355 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-02-18 07:13:24,356 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-02-18 07:13:24,381 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-02-18 07:13:24,382 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-02-18 07:13:24,382 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-02-18 07:13:24,384 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-02-18 07:13:24,385 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-02-18 07:13:24,389 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-02-18 07:13:24,390 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-02-18 07:13:24,391 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-02-18 07:13:24,392 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-02-18 07:13:24,394 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-02-18 07:13:24,394 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-02-18 07:13:24,397 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-02-18 07:13:24,398 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-02-18 07:13:24,399 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-02-18 07:13:24,399 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-02-18 07:13:24,406 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-02-18 07:13:24,408 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-02-18 07:13:24,411 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-02-18 07:13:24,413 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-02-18 07:13:24,416 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-02-18 07:13:24,417 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-02-18 07:13:24,419 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-02-18 07:13:24,424 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-02-18 07:13:24,424 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-02-18 07:13:24,425 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-02-18 07:13:24,425 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-02-18 07:13:24,426 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-02-18 07:13:24,426 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-02-18 07:13:24,428 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-02-18 07:13:24,429 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-02-18 07:13:24,430 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-02-18 07:13:24,431 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-02-18 07:13:24,432 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-02-18 07:13:24,432 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-02-18 07:13:24,433 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-02-18 07:13:24,433 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-02-18 07:13:24,434 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-02-18 07:13:24,435 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-02-18 07:13:24,436 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf [2023-02-18 07:13:24,465 INFO L113 SettingsManager]: Loading preferences was successful [2023-02-18 07:13:24,466 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-02-18 07:13:24,466 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-02-18 07:13:24,466 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-02-18 07:13:24,467 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-02-18 07:13:24,467 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-02-18 07:13:24,468 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-02-18 07:13:24,468 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-02-18 07:13:24,468 INFO L138 SettingsManager]: * Use SBE=true [2023-02-18 07:13:24,468 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-02-18 07:13:24,469 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-02-18 07:13:24,470 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-02-18 07:13:24,470 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-02-18 07:13:24,470 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-02-18 07:13:24,470 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2023-02-18 07:13:24,470 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-02-18 07:13:24,471 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-02-18 07:13:24,471 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-02-18 07:13:24,471 INFO L138 SettingsManager]: * Use constant arrays=true [2023-02-18 07:13:24,471 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-02-18 07:13:24,471 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-02-18 07:13:24,471 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-02-18 07:13:24,472 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-02-18 07:13:24,472 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-02-18 07:13:24,472 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-02-18 07:13:24,472 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-02-18 07:13:24,473 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-02-18 07:13:24,473 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-02-18 07:13:24,473 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-02-18 07:13:24,473 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-02-18 07:13:24,473 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-02-18 07:13:24,474 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7d919a8eed5bff5d7b13e529bcc3b017ee1b2504c38f6ffe9202719064bad4a0 [2023-02-18 07:13:24,659 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-02-18 07:13:24,690 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-02-18 07:13:24,692 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-02-18 07:13:24,693 INFO L271 PluginConnector]: Initializing CDTParser... [2023-02-18 07:13:24,694 INFO L275 PluginConnector]: CDTParser initialized [2023-02-18 07:13:24,695 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/busybox-1.22.0/uniq-2.i [2023-02-18 07:13:25,855 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-02-18 07:13:26,229 INFO L351 CDTParser]: Found 1 translation units. [2023-02-18 07:13:26,229 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/uniq-2.i [2023-02-18 07:13:26,260 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/484b7263e/a5f4a47564c247ebae19fba7b9cae8d3/FLAGad28c0361 [2023-02-18 07:13:26,275 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/484b7263e/a5f4a47564c247ebae19fba7b9cae8d3 [2023-02-18 07:13:26,278 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-02-18 07:13:26,280 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-02-18 07:13:26,281 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-02-18 07:13:26,281 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-02-18 07:13:26,284 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-02-18 07:13:26,285 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.02 07:13:26" (1/1) ... [2023-02-18 07:13:26,287 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@13443c0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.02 07:13:26, skipping insertion in model container [2023-02-18 07:13:26,287 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.02 07:13:26" (1/1) ... [2023-02-18 07:13:26,293 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-02-18 07:13:26,358 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-02-18 07:13:27,215 WARN L623 FunctionHandler]: Unknown extern function _IO_getc [2023-02-18 07:13:27,221 WARN L623 FunctionHandler]: Unknown extern function strerror [2023-02-18 07:13:27,222 WARN L623 FunctionHandler]: Unknown extern function strtoul [2023-02-18 07:13:27,224 WARN L623 FunctionHandler]: Unknown extern function vasprintf [2023-02-18 07:13:27,233 WARN L623 FunctionHandler]: Unknown extern function syslog [2023-02-18 07:13:27,235 WARN L623 FunctionHandler]: Unknown extern function ferror [2023-02-18 07:13:27,237 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 07:13:27,238 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@40db05c9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.02 07:13:27, skipping insertion in model container [2023-02-18 07:13:27,238 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-02-18 07:13:27,238 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2023-02-18 07:13:27,241 INFO L158 Benchmark]: Toolchain (without parser) took 958.74ms. Allocated memory is still 121.6MB. Free memory was 83.3MB in the beginning and 53.9MB in the end (delta: 29.3MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. [2023-02-18 07:13:27,241 INFO L158 Benchmark]: CDTParser took 0.19ms. Allocated memory is still 121.6MB. Free memory was 67.0MB in the beginning and 66.9MB in the end (delta: 117.7kB). There was no memory consumed. Max. memory is 16.1GB. [2023-02-18 07:13:27,242 INFO L158 Benchmark]: CACSL2BoogieTranslator took 956.87ms. Allocated memory is still 121.6MB. Free memory was 83.3MB in the beginning and 53.9MB in the end (delta: 29.3MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. [2023-02-18 07:13:27,243 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19ms. Allocated memory is still 121.6MB. Free memory was 67.0MB in the beginning and 66.9MB in the end (delta: 117.7kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 956.87ms. Allocated memory is still 121.6MB. Free memory was 83.3MB in the beginning and 53.9MB in the end (delta: 29.3MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2504]: 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/uniq-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 7d919a8eed5bff5d7b13e529bcc3b017ee1b2504c38f6ffe9202719064bad4a0 --- Real Ultimate output --- This is Ultimate 0.2.2-?-26d01a9 [2023-02-18 07:13:29,084 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-02-18 07:13:29,086 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-02-18 07:13:29,120 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-02-18 07:13:29,121 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-02-18 07:13:29,124 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-02-18 07:13:29,126 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-02-18 07:13:29,128 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-02-18 07:13:29,133 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-02-18 07:13:29,139 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-02-18 07:13:29,140 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-02-18 07:13:29,142 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-02-18 07:13:29,142 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-02-18 07:13:29,143 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-02-18 07:13:29,144 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-02-18 07:13:29,145 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-02-18 07:13:29,145 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-02-18 07:13:29,146 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-02-18 07:13:29,150 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-02-18 07:13:29,152 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-02-18 07:13:29,156 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-02-18 07:13:29,157 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-02-18 07:13:29,158 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-02-18 07:13:29,159 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-02-18 07:13:29,164 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-02-18 07:13:29,167 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-02-18 07:13:29,167 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-02-18 07:13:29,168 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-02-18 07:13:29,170 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-02-18 07:13:29,170 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-02-18 07:13:29,171 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-02-18 07:13:29,172 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-02-18 07:13:29,173 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-02-18 07:13:29,175 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-02-18 07:13:29,176 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-02-18 07:13:29,176 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-02-18 07:13:29,177 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-02-18 07:13:29,177 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-02-18 07:13:29,177 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-02-18 07:13:29,178 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-02-18 07:13:29,179 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-02-18 07:13:29,180 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf [2023-02-18 07:13:29,214 INFO L113 SettingsManager]: Loading preferences was successful [2023-02-18 07:13:29,214 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-02-18 07:13:29,215 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-02-18 07:13:29,215 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-02-18 07:13:29,216 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-02-18 07:13:29,217 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-02-18 07:13:29,218 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-02-18 07:13:29,218 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-02-18 07:13:29,218 INFO L138 SettingsManager]: * Use SBE=true [2023-02-18 07:13:29,218 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-02-18 07:13:29,219 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-02-18 07:13:29,219 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-02-18 07:13:29,220 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-02-18 07:13:29,220 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-02-18 07:13:29,220 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2023-02-18 07:13:29,220 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-02-18 07:13:29,220 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-02-18 07:13:29,221 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-02-18 07:13:29,221 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2023-02-18 07:13:29,221 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-02-18 07:13:29,221 INFO L138 SettingsManager]: * Use constant arrays=true [2023-02-18 07:13:29,221 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-02-18 07:13:29,222 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-02-18 07:13:29,222 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-02-18 07:13:29,222 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-02-18 07:13:29,222 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-02-18 07:13:29,223 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-02-18 07:13:29,223 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2023-02-18 07:13:29,223 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-02-18 07:13:29,223 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-02-18 07:13:29,223 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-02-18 07:13:29,224 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-02-18 07:13:29,224 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2023-02-18 07:13:29,224 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-02-18 07:13:29,224 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7d919a8eed5bff5d7b13e529bcc3b017ee1b2504c38f6ffe9202719064bad4a0 [2023-02-18 07:13:29,529 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-02-18 07:13:29,548 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-02-18 07:13:29,550 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-02-18 07:13:29,552 INFO L271 PluginConnector]: Initializing CDTParser... [2023-02-18 07:13:29,552 INFO L275 PluginConnector]: CDTParser initialized [2023-02-18 07:13:29,553 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/busybox-1.22.0/uniq-2.i [2023-02-18 07:13:30,835 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-02-18 07:13:31,272 INFO L351 CDTParser]: Found 1 translation units. [2023-02-18 07:13:31,273 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/uniq-2.i [2023-02-18 07:13:31,311 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/06bcd94c7/1f164a2b0e5f4a98bff61a85e1dfd455/FLAGb2ab1d32f [2023-02-18 07:13:31,328 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/06bcd94c7/1f164a2b0e5f4a98bff61a85e1dfd455 [2023-02-18 07:13:31,331 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-02-18 07:13:31,332 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-02-18 07:13:31,335 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-02-18 07:13:31,335 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-02-18 07:13:31,343 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-02-18 07:13:31,344 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.02 07:13:31" (1/1) ... [2023-02-18 07:13:31,347 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5742dac and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.02 07:13:31, skipping insertion in model container [2023-02-18 07:13:31,347 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.02 07:13:31" (1/1) ... [2023-02-18 07:13:31,353 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-02-18 07:13:31,429 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-02-18 07:13:32,659 WARN L623 FunctionHandler]: Unknown extern function _IO_getc [2023-02-18 07:13:32,668 WARN L623 FunctionHandler]: Unknown extern function strerror [2023-02-18 07:13:32,670 WARN L623 FunctionHandler]: Unknown extern function strtoul [2023-02-18 07:13:32,672 WARN L623 FunctionHandler]: Unknown extern function vasprintf [2023-02-18 07:13:32,686 WARN L623 FunctionHandler]: Unknown extern function syslog [2023-02-18 07:13:32,692 WARN L623 FunctionHandler]: Unknown extern function ferror [2023-02-18 07:13:32,694 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 07:13:32,694 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@51d0ce9d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.02 07:13:32, skipping insertion in model container [2023-02-18 07:13:32,694 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-02-18 07:13:32,695 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2023-02-18 07:13:32,696 INFO L158 Benchmark]: Toolchain (without parser) took 1363.63ms. Allocated memory is still 86.0MB. Free memory was 57.6MB in the beginning and 48.8MB in the end (delta: 8.8MB). Peak memory consumption was 21.9MB. Max. memory is 16.1GB. [2023-02-18 07:13:32,697 INFO L158 Benchmark]: CDTParser took 0.47ms. Allocated memory is still 60.8MB. Free memory was 37.0MB in the beginning and 36.9MB in the end (delta: 56.9kB). There was no memory consumed. Max. memory is 16.1GB. [2023-02-18 07:13:32,698 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1359.93ms. Allocated memory is still 86.0MB. Free memory was 57.4MB in the beginning and 48.8MB in the end (delta: 8.6MB). Peak memory consumption was 21.9MB. Max. memory is 16.1GB. [2023-02-18 07:13:32,699 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.47ms. Allocated memory is still 60.8MB. Free memory was 37.0MB in the beginning and 36.9MB in the end (delta: 56.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1359.93ms. Allocated memory is still 86.0MB. Free memory was 57.4MB in the beginning and 48.8MB in the end (delta: 8.6MB). Peak memory consumption was 21.9MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2504]: 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