./Ultimate.py --spec ../sv-benchmarks/c/properties/valid-memsafety.prp --file ../sv-benchmarks/c/busybox-1.22.0/tee-2.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 9a8b2e8d 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_1.3.100.v20150511-1540.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/tee-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 19628ab2d7fc4a3c8206da629d6899b4ff69e0b3 ......................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis 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_1.3.100.v20150511-1540.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/tee-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 19628ab2d7fc4a3c8206da629d6899b4ff69e0b3 ............................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.25-9a8b2e8 [2020-10-20 06:21:14,458 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-20 06:21:14,460 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-20 06:21:14,483 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-20 06:21:14,483 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-20 06:21:14,484 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-20 06:21:14,485 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-20 06:21:14,487 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-20 06:21:14,488 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-20 06:21:14,489 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-20 06:21:14,490 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-20 06:21:14,491 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-20 06:21:14,492 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-20 06:21:14,493 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-20 06:21:14,493 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-20 06:21:14,495 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-20 06:21:14,495 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-20 06:21:14,496 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-20 06:21:14,498 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-20 06:21:14,509 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-20 06:21:14,510 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-20 06:21:14,511 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-20 06:21:14,513 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-20 06:21:14,513 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-20 06:21:14,516 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-20 06:21:14,517 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-20 06:21:14,517 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-20 06:21:14,518 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-20 06:21:14,518 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-20 06:21:14,523 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-20 06:21:14,524 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-20 06:21:14,524 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-20 06:21:14,525 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-20 06:21:14,526 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-20 06:21:14,527 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-20 06:21:14,527 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-20 06:21:14,528 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-20 06:21:14,531 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-20 06:21:14,531 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-20 06:21:14,532 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-20 06:21:14,534 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-20 06:21:14,535 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf [2020-10-20 06:21:14,574 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-20 06:21:14,576 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-20 06:21:14,578 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-20 06:21:14,579 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-20 06:21:14,579 INFO L138 SettingsManager]: * Use SBE=true [2020-10-20 06:21:14,579 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-20 06:21:14,580 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2020-10-20 06:21:14,580 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-20 06:21:14,580 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-20 06:21:14,580 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2020-10-20 06:21:14,581 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2020-10-20 06:21:14,582 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2020-10-20 06:21:14,582 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-20 06:21:14,582 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-10-20 06:21:14,583 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-20 06:21:14,585 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-20 06:21:14,585 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-20 06:21:14,585 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-20 06:21:14,585 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-20 06:21:14,586 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-20 06:21:14,586 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-20 06:21:14,586 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-20 06:21:14,586 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-20 06:21:14,586 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-20 06:21:14,586 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-20 06:21:14,587 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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 -> 19628ab2d7fc4a3c8206da629d6899b4ff69e0b3 [2020-10-20 06:21:14,798 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-20 06:21:14,810 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-20 06:21:14,813 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-20 06:21:14,815 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-20 06:21:14,815 INFO L275 PluginConnector]: CDTParser initialized [2020-10-20 06:21:14,816 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/busybox-1.22.0/tee-2.i [2020-10-20 06:21:14,878 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b727aee84/255ed26cc3b8416b876e037cf5e3bf01/FLAG98f9c9cc3 [2020-10-20 06:21:15,517 INFO L306 CDTParser]: Found 1 translation units. [2020-10-20 06:21:15,518 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/tee-2.i [2020-10-20 06:21:15,545 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b727aee84/255ed26cc3b8416b876e037cf5e3bf01/FLAG98f9c9cc3 [2020-10-20 06:21:15,699 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b727aee84/255ed26cc3b8416b876e037cf5e3bf01 [2020-10-20 06:21:15,702 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-20 06:21:15,708 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2020-10-20 06:21:15,709 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-20 06:21:15,709 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-20 06:21:15,712 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-20 06:21:15,713 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.10 06:21:15" (1/1) ... [2020-10-20 06:21:15,716 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@74ff6e93 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 06:21:15, skipping insertion in model container [2020-10-20 06:21:15,716 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.10 06:21:15" (1/1) ... [2020-10-20 06:21:15,724 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-20 06:21:15,828 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-20 06:21:16,923 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2020-10-20 06:21:16,924 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@10026d34 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 06:21:16, skipping insertion in model container [2020-10-20 06:21:16,924 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-20 06:21:16,924 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2020-10-20 06:21:16,928 INFO L168 Benchmark]: Toolchain (without parser) took 1222.93 ms. Allocated memory was 35.1 MB in the beginning and 45.1 MB in the end (delta: 10.0 MB). Free memory was 10.2 MB in the beginning and 14.2 MB in the end (delta: -4.1 MB). Peak memory consumption was 10.2 MB. Max. memory is 14.3 GB. [2020-10-20 06:21:16,929 INFO L168 Benchmark]: CDTParser took 0.26 ms. Allocated memory is still 32.0 MB. Free memory was 7.7 MB in the beginning and 7.7 MB in the end (delta: 43.8 kB). Peak memory consumption was 43.8 kB. Max. memory is 14.3 GB. [2020-10-20 06:21:16,930 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1215.55 ms. Allocated memory was 35.1 MB in the beginning and 45.1 MB in the end (delta: 10.0 MB). Free memory was 9.2 MB in the beginning and 14.2 MB in the end (delta: -5.0 MB). Peak memory consumption was 9.3 MB. Max. memory is 14.3 GB. [2020-10-20 06:21:16,932 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26 ms. Allocated memory is still 32.0 MB. Free memory was 7.7 MB in the beginning and 7.7 MB in the end (delta: 43.8 kB). Peak memory consumption was 43.8 kB. Max. memory is 14.3 GB. * CACSL2BoogieTranslator took 1215.55 ms. Allocated memory was 35.1 MB in the beginning and 45.1 MB in the end (delta: 10.0 MB). Free memory was 9.2 MB in the beginning and 14.2 MB in the end (delta: -5.0 MB). Peak memory consumption was 9.3 MB. Max. memory is 14.3 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2272]: 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... ### Bit-precise run ### This is Ultimate 0.1.25-9a8b2e8 [2020-10-20 06:21:18,733 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-20 06:21:18,736 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-20 06:21:18,759 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-20 06:21:18,760 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-20 06:21:18,761 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-20 06:21:18,762 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-20 06:21:18,774 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-20 06:21:18,781 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-20 06:21:18,783 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-20 06:21:18,784 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-20 06:21:18,786 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-20 06:21:18,787 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-20 06:21:18,788 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-20 06:21:18,790 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-20 06:21:18,791 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-20 06:21:18,793 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-20 06:21:18,793 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-20 06:21:18,797 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-20 06:21:18,801 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-20 06:21:18,803 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-20 06:21:18,804 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-20 06:21:18,807 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-20 06:21:18,807 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-20 06:21:18,812 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-20 06:21:18,812 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-20 06:21:18,812 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-20 06:21:18,814 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-20 06:21:18,815 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-20 06:21:18,822 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-20 06:21:18,823 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-20 06:21:18,823 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-20 06:21:18,826 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-20 06:21:18,827 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-20 06:21:18,828 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-20 06:21:18,828 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-20 06:21:18,828 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-20 06:21:18,829 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-20 06:21:18,829 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-20 06:21:18,831 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-20 06:21:18,831 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-20 06:21:18,833 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf [2020-10-20 06:21:18,875 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-20 06:21:18,875 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-20 06:21:18,876 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-20 06:21:18,876 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-20 06:21:18,877 INFO L138 SettingsManager]: * Use SBE=true [2020-10-20 06:21:18,877 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-20 06:21:18,877 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2020-10-20 06:21:18,877 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-20 06:21:18,877 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-20 06:21:18,878 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2020-10-20 06:21:18,878 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2020-10-20 06:21:18,879 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2020-10-20 06:21:18,879 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-20 06:21:18,879 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-10-20 06:21:18,879 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-10-20 06:21:18,880 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-10-20 06:21:18,880 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-20 06:21:18,880 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-20 06:21:18,880 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-20 06:21:18,880 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-20 06:21:18,881 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-20 06:21:18,881 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-20 06:21:18,881 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-20 06:21:18,881 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-20 06:21:18,881 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2020-10-20 06:21:18,882 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-10-20 06:21:18,882 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-20 06:21:18,882 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-10-20 06:21:18,882 INFO L138 SettingsManager]: * Logic for external solver=AUFBV 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 -> 19628ab2d7fc4a3c8206da629d6899b4ff69e0b3 [2020-10-20 06:21:19,100 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-20 06:21:19,118 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-20 06:21:19,121 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-20 06:21:19,123 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-20 06:21:19,123 INFO L275 PluginConnector]: CDTParser initialized [2020-10-20 06:21:19,124 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/busybox-1.22.0/tee-2.i [2020-10-20 06:21:19,183 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/217e67d92/05d2db9b922045bc867f3cd7d6934bdb/FLAG842da9025 [2020-10-20 06:21:19,937 INFO L306 CDTParser]: Found 1 translation units. [2020-10-20 06:21:19,938 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/tee-2.i [2020-10-20 06:21:19,963 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/217e67d92/05d2db9b922045bc867f3cd7d6934bdb/FLAG842da9025 [2020-10-20 06:21:20,103 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/217e67d92/05d2db9b922045bc867f3cd7d6934bdb [2020-10-20 06:21:20,108 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-20 06:21:20,115 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2020-10-20 06:21:20,120 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-20 06:21:20,120 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-20 06:21:20,124 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-20 06:21:20,126 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.10 06:21:20" (1/1) ... [2020-10-20 06:21:20,129 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@37310d3e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 06:21:20, skipping insertion in model container [2020-10-20 06:21:20,129 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.10 06:21:20" (1/1) ... [2020-10-20 06:21:20,138 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-20 06:21:20,229 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-20 06:21:21,214 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2020-10-20 06:21:21,215 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@36c395e6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 06:21:21, skipping insertion in model container [2020-10-20 06:21:21,215 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-20 06:21:21,216 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2020-10-20 06:21:21,218 INFO L168 Benchmark]: Toolchain (without parser) took 1107.68 ms. Allocated memory was 37.7 MB in the beginning and 41.4 MB in the end (delta: 3.7 MB). Free memory was 17.3 MB in the beginning and 18.2 MB in the end (delta: -850.2 kB). Peak memory consumption was 15.2 MB. Max. memory is 14.3 GB. [2020-10-20 06:21:21,219 INFO L168 Benchmark]: CDTParser took 0.26 ms. Allocated memory is still 29.4 MB. Free memory was 15.4 MB in the beginning and 15.4 MB in the end (delta: 34.8 kB). Peak memory consumption was 3.1 kB. Max. memory is 14.3 GB. [2020-10-20 06:21:21,221 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1095.52 ms. Allocated memory was 37.7 MB in the beginning and 41.4 MB in the end (delta: 3.7 MB). Free memory was 16.4 MB in the beginning and 18.2 MB in the end (delta: -1.8 MB). Peak memory consumption was 14.3 MB. Max. memory is 14.3 GB. [2020-10-20 06:21:21,223 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26 ms. Allocated memory is still 29.4 MB. Free memory was 15.4 MB in the beginning and 15.4 MB in the end (delta: 34.8 kB). Peak memory consumption was 3.1 kB. Max. memory is 14.3 GB. * CACSL2BoogieTranslator took 1095.52 ms. Allocated memory was 37.7 MB in the beginning and 41.4 MB in the end (delta: 3.7 MB). Free memory was 16.4 MB in the beginning and 18.2 MB in the end (delta: -1.8 MB). Peak memory consumption was 14.3 MB. Max. memory is 14.3 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2272]: 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...