./Ultimate.py --spec ../sv-benchmarks/c/properties/valid-memsafety.prp --file ../sv-benchmarks/c/busybox-1.22.0/head-1.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/head-1.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 36d2317c8ff507d31bd70a8e1ba244da3845f75b1ba0e1823bea31aedc0f87f4 --- Real Ultimate output --- This is Ultimate 0.2.2-?-a31fd05 [2023-02-15 13:34:49,009 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-02-15 13:34:49,011 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-02-15 13:34:49,040 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-02-15 13:34:49,043 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-02-15 13:34:49,044 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-02-15 13:34:49,046 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-02-15 13:34:49,047 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-02-15 13:34:49,048 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-02-15 13:34:49,049 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-02-15 13:34:49,050 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-02-15 13:34:49,051 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-02-15 13:34:49,051 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-02-15 13:34:49,052 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-02-15 13:34:49,053 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-02-15 13:34:49,054 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-02-15 13:34:49,055 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-02-15 13:34:49,055 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-02-15 13:34:49,057 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-02-15 13:34:49,058 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-02-15 13:34:49,059 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-02-15 13:34:49,064 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-02-15 13:34:49,065 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-02-15 13:34:49,066 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-02-15 13:34:49,069 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-02-15 13:34:49,069 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-02-15 13:34:49,070 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-02-15 13:34:49,070 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-02-15 13:34:49,071 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-02-15 13:34:49,072 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-02-15 13:34:49,072 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-02-15 13:34:49,072 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-02-15 13:34:49,073 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-02-15 13:34:49,074 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-02-15 13:34:49,075 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-02-15 13:34:49,075 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-02-15 13:34:49,075 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-02-15 13:34:49,076 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-02-15 13:34:49,076 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-02-15 13:34:49,081 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-02-15 13:34:49,083 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-02-15 13:34:49,083 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf [2023-02-15 13:34:49,105 INFO L113 SettingsManager]: Loading preferences was successful [2023-02-15 13:34:49,105 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-02-15 13:34:49,106 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-02-15 13:34:49,106 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-02-15 13:34:49,106 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-02-15 13:34:49,107 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-02-15 13:34:49,107 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-02-15 13:34:49,107 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-02-15 13:34:49,108 INFO L138 SettingsManager]: * Use SBE=true [2023-02-15 13:34:49,108 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-02-15 13:34:49,108 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-02-15 13:34:49,108 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-02-15 13:34:49,108 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-02-15 13:34:49,109 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-02-15 13:34:49,109 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2023-02-15 13:34:49,109 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-02-15 13:34:49,109 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-02-15 13:34:49,109 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-02-15 13:34:49,110 INFO L138 SettingsManager]: * Use constant arrays=true [2023-02-15 13:34:49,110 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-02-15 13:34:49,110 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-02-15 13:34:49,110 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-02-15 13:34:49,110 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-02-15 13:34:49,111 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-02-15 13:34:49,111 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-02-15 13:34:49,111 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-02-15 13:34:49,111 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-02-15 13:34:49,111 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-02-15 13:34:49,112 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-02-15 13:34:49,112 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-02-15 13:34:49,112 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-02-15 13:34:49,112 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 36d2317c8ff507d31bd70a8e1ba244da3845f75b1ba0e1823bea31aedc0f87f4 [2023-02-15 13:34:49,311 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-02-15 13:34:49,334 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-02-15 13:34:49,336 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-02-15 13:34:49,337 INFO L271 PluginConnector]: Initializing CDTParser... [2023-02-15 13:34:49,338 INFO L275 PluginConnector]: CDTParser initialized [2023-02-15 13:34:49,339 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/busybox-1.22.0/head-1.i [2023-02-15 13:34:50,414 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-02-15 13:34:50,735 INFO L351 CDTParser]: Found 1 translation units. [2023-02-15 13:34:50,736 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/head-1.i [2023-02-15 13:34:50,769 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2818abb1e/a8d5792b0aca4cb4b127ad921737fac9/FLAGc54212fa8 [2023-02-15 13:34:50,782 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2818abb1e/a8d5792b0aca4cb4b127ad921737fac9 [2023-02-15 13:34:50,784 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-02-15 13:34:50,785 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-02-15 13:34:50,788 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-02-15 13:34:50,788 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-02-15 13:34:50,790 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-02-15 13:34:50,791 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.02 01:34:50" (1/1) ... [2023-02-15 13:34:50,793 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@11f845c6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.02 01:34:50, skipping insertion in model container [2023-02-15 13:34:50,793 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.02 01:34:50" (1/1) ... [2023-02-15 13:34:50,799 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-02-15 13:34:50,864 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-02-15 13:34:51,628 WARN L623 FunctionHandler]: Unknown extern function _IO_getc [2023-02-15 13:34:51,635 WARN L623 FunctionHandler]: Unknown extern function strerror [2023-02-15 13:34:51,636 WARN L623 FunctionHandler]: Unknown extern function strerror [2023-02-15 13:34:51,639 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2023-02-15 13:34:51,640 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@901e9f6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.02 01:34:51, skipping insertion in model container [2023-02-15 13:34:51,640 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-02-15 13:34:51,641 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2023-02-15 13:34:51,643 INFO L158 Benchmark]: Toolchain (without parser) took 856.26ms. Allocated memory is still 123.7MB. Free memory was 83.3MB in the beginning and 58.1MB in the end (delta: 25.1MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2023-02-15 13:34:51,643 INFO L158 Benchmark]: CDTParser took 0.17ms. Allocated memory is still 123.7MB. Free memory was 87.4MB in the beginning and 87.4MB in the end (delta: 25.6kB). There was no memory consumed. Max. memory is 16.1GB. [2023-02-15 13:34:51,644 INFO L158 Benchmark]: CACSL2BoogieTranslator took 853.15ms. Allocated memory is still 123.7MB. Free memory was 82.8MB in the beginning and 58.1MB in the end (delta: 24.7MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2023-02-15 13:34:51,645 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 123.7MB. Free memory was 87.4MB in the beginning and 87.4MB in the end (delta: 25.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 853.15ms. Allocated memory is still 123.7MB. Free memory was 82.8MB in the beginning and 58.1MB in the end (delta: 24.7MB). Peak memory consumption was 25.2MB. 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-1.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 36d2317c8ff507d31bd70a8e1ba244da3845f75b1ba0e1823bea31aedc0f87f4 --- Real Ultimate output --- This is Ultimate 0.2.2-?-a31fd05 [2023-02-15 13:34:53,520 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-02-15 13:34:53,522 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-02-15 13:34:53,565 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-02-15 13:34:53,565 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-02-15 13:34:53,568 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-02-15 13:34:53,570 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-02-15 13:34:53,572 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-02-15 13:34:53,577 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-02-15 13:34:53,581 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-02-15 13:34:53,582 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-02-15 13:34:53,584 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-02-15 13:34:53,584 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-02-15 13:34:53,586 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-02-15 13:34:53,587 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-02-15 13:34:53,590 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-02-15 13:34:53,591 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-02-15 13:34:53,592 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-02-15 13:34:53,593 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-02-15 13:34:53,598 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-02-15 13:34:53,599 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-02-15 13:34:53,600 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-02-15 13:34:53,601 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-02-15 13:34:53,602 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-02-15 13:34:53,608 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-02-15 13:34:53,609 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-02-15 13:34:53,609 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-02-15 13:34:53,611 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-02-15 13:34:53,611 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-02-15 13:34:53,612 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-02-15 13:34:53,612 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-02-15 13:34:53,614 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-02-15 13:34:53,615 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-02-15 13:34:53,616 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-02-15 13:34:53,616 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-02-15 13:34:53,617 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-02-15 13:34:53,617 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-02-15 13:34:53,617 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-02-15 13:34:53,618 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-02-15 13:34:53,618 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-02-15 13:34:53,619 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-02-15 13:34:53,623 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf [2023-02-15 13:34:53,655 INFO L113 SettingsManager]: Loading preferences was successful [2023-02-15 13:34:53,655 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-02-15 13:34:53,657 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-02-15 13:34:53,657 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-02-15 13:34:53,658 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-02-15 13:34:53,658 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-02-15 13:34:53,659 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-02-15 13:34:53,659 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-02-15 13:34:53,659 INFO L138 SettingsManager]: * Use SBE=true [2023-02-15 13:34:53,659 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-02-15 13:34:53,660 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-02-15 13:34:53,660 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-02-15 13:34:53,660 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-02-15 13:34:53,661 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-02-15 13:34:53,661 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2023-02-15 13:34:53,661 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-02-15 13:34:53,661 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-02-15 13:34:53,662 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-02-15 13:34:53,662 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2023-02-15 13:34:53,662 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-02-15 13:34:53,662 INFO L138 SettingsManager]: * Use constant arrays=true [2023-02-15 13:34:53,663 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-02-15 13:34:53,663 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-02-15 13:34:53,663 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-02-15 13:34:53,663 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-02-15 13:34:53,663 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-02-15 13:34:53,664 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-02-15 13:34:53,664 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2023-02-15 13:34:53,664 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-02-15 13:34:53,664 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-02-15 13:34:53,665 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-02-15 13:34:53,665 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-02-15 13:34:53,665 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2023-02-15 13:34:53,665 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-02-15 13:34:53,666 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 36d2317c8ff507d31bd70a8e1ba244da3845f75b1ba0e1823bea31aedc0f87f4 [2023-02-15 13:34:53,974 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-02-15 13:34:53,994 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-02-15 13:34:53,996 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-02-15 13:34:53,997 INFO L271 PluginConnector]: Initializing CDTParser... [2023-02-15 13:34:53,997 INFO L275 PluginConnector]: CDTParser initialized [2023-02-15 13:34:53,998 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/busybox-1.22.0/head-1.i [2023-02-15 13:34:55,218 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-02-15 13:34:55,623 INFO L351 CDTParser]: Found 1 translation units. [2023-02-15 13:34:55,624 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/head-1.i [2023-02-15 13:34:55,654 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d0398078e/e685329249254eab8009450ea3d85a76/FLAGe8467b79f [2023-02-15 13:34:55,674 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d0398078e/e685329249254eab8009450ea3d85a76 [2023-02-15 13:34:55,677 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-02-15 13:34:55,678 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-02-15 13:34:55,681 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-02-15 13:34:55,681 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-02-15 13:34:55,684 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-02-15 13:34:55,685 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.02 01:34:55" (1/1) ... [2023-02-15 13:34:55,686 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@c13779 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.02 01:34:55, skipping insertion in model container [2023-02-15 13:34:55,686 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.02 01:34:55" (1/1) ... [2023-02-15 13:34:55,693 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-02-15 13:34:55,775 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-02-15 13:34:56,605 WARN L623 FunctionHandler]: Unknown extern function _IO_getc [2023-02-15 13:34:56,613 WARN L623 FunctionHandler]: Unknown extern function strerror [2023-02-15 13:34:56,614 WARN L623 FunctionHandler]: Unknown extern function strerror [2023-02-15 13:34:56,617 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2023-02-15 13:34:56,618 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@43658c78 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.02 01:34:56, skipping insertion in model container [2023-02-15 13:34:56,618 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-02-15 13:34:56,618 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2023-02-15 13:34:56,620 INFO L158 Benchmark]: Toolchain (without parser) took 941.20ms. Allocated memory is still 88.1MB. Free memory was 60.7MB in the beginning and 57.9MB in the end (delta: 2.8MB). Peak memory consumption was 24.7MB. Max. memory is 16.1GB. [2023-02-15 13:34:56,621 INFO L158 Benchmark]: CDTParser took 0.17ms. Allocated memory is still 65.0MB. Free memory was 42.0MB in the beginning and 41.9MB in the end (delta: 73.5kB). There was no memory consumed. Max. memory is 16.1GB. [2023-02-15 13:34:56,622 INFO L158 Benchmark]: CACSL2BoogieTranslator took 937.46ms. Allocated memory is still 88.1MB. Free memory was 60.4MB in the beginning and 58.0MB in the end (delta: 2.4MB). Peak memory consumption was 24.7MB. Max. memory is 16.1GB. [2023-02-15 13:34:56,623 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 65.0MB. Free memory was 42.0MB in the beginning and 41.9MB in the end (delta: 73.5kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 937.46ms. Allocated memory is still 88.1MB. Free memory was 60.4MB in the beginning and 58.0MB in the end (delta: 2.4MB). Peak memory consumption was 24.7MB. 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