./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 906a4fb5 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -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 -Xmx12G -Xms1G -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 0.1.25-906a4fb [2020-10-19 18:28:23,072 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-19 18:28:23,075 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-19 18:28:23,099 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-19 18:28:23,100 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-19 18:28:23,101 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-19 18:28:23,103 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-19 18:28:23,105 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-19 18:28:23,106 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-19 18:28:23,107 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-19 18:28:23,109 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-19 18:28:23,110 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-19 18:28:23,110 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-19 18:28:23,111 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-19 18:28:23,112 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-19 18:28:23,114 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-19 18:28:23,114 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-19 18:28:23,116 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-19 18:28:23,117 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-19 18:28:23,119 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-19 18:28:23,121 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-19 18:28:23,122 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-19 18:28:23,123 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-19 18:28:23,124 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-19 18:28:23,127 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-19 18:28:23,127 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-19 18:28:23,127 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-19 18:28:23,128 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-19 18:28:23,129 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-19 18:28:23,130 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-19 18:28:23,130 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-19 18:28:23,131 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-19 18:28:23,132 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-19 18:28:23,133 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-19 18:28:23,134 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-19 18:28:23,134 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-19 18:28:23,135 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-19 18:28:23,135 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-19 18:28:23,135 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-19 18:28:23,136 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-19 18:28:23,137 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-19 18:28:23,138 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf [2020-10-19 18:28:23,184 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-19 18:28:23,185 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-19 18:28:23,187 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-19 18:28:23,188 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-19 18:28:23,188 INFO L138 SettingsManager]: * Use SBE=true [2020-10-19 18:28:23,188 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-19 18:28:23,188 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2020-10-19 18:28:23,189 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-19 18:28:23,189 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-19 18:28:23,189 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2020-10-19 18:28:23,190 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2020-10-19 18:28:23,191 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2020-10-19 18:28:23,191 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-19 18:28:23,192 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-10-19 18:28:23,192 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-19 18:28:23,192 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-19 18:28:23,193 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-19 18:28:23,194 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-19 18:28:23,194 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-19 18:28:23,194 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-19 18:28:23,195 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-19 18:28:23,195 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-19 18:28:23,196 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-19 18:28:23,196 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-19 18:28:23,196 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-19 18:28:23,196 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 [2020-10-19 18:28:23,512 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-19 18:28:23,525 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-19 18:28:23,528 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-19 18:28:23,530 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-19 18:28:23,531 INFO L275 PluginConnector]: CDTParser initialized [2020-10-19 18:28:23,532 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/busybox-1.22.0/tee-2.i [2020-10-19 18:28:23,589 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6c7a17144/035db6040baa4460b9afb0dfc7192dac/FLAGdbc6dda59 [2020-10-19 18:28:24,221 INFO L306 CDTParser]: Found 1 translation units. [2020-10-19 18:28:24,222 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/tee-2.i [2020-10-19 18:28:24,252 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6c7a17144/035db6040baa4460b9afb0dfc7192dac/FLAGdbc6dda59 [2020-10-19 18:28:24,324 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6c7a17144/035db6040baa4460b9afb0dfc7192dac [2020-10-19 18:28:24,328 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-19 18:28:24,335 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2020-10-19 18:28:24,336 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-19 18:28:24,336 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-19 18:28:24,340 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-19 18:28:24,342 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.10 06:28:24" (1/1) ... [2020-10-19 18:28:24,345 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1173d487 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 06:28:24, skipping insertion in model container [2020-10-19 18:28:24,345 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.10 06:28:24" (1/1) ... [2020-10-19 18:28:24,355 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-19 18:28:24,449 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-19 18:28:25,644 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2020-10-19 18:28:25,645 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@33c1ad0e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 06:28:25, skipping insertion in model container [2020-10-19 18:28:25,645 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-19 18:28:25,645 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2020-10-19 18:28:25,648 INFO L168 Benchmark]: Toolchain (without parser) took 1317.52 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 144.7 MB). Free memory was 945.2 MB in the beginning and 1.1 GB in the end (delta: -166.6 MB). Peak memory consumption was 32.9 MB. Max. memory is 11.5 GB. [2020-10-19 18:28:25,649 INFO L168 Benchmark]: CDTParser took 0.28 ms. Allocated memory is still 1.0 GB. Free memory is still 980.1 MB. There was no memory consumed. Max. memory is 11.5 GB. [2020-10-19 18:28:25,650 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1309.55 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 144.7 MB). Free memory was 945.2 MB in the beginning and 1.1 GB in the end (delta: -166.6 MB). Peak memory consumption was 32.9 MB. Max. memory is 11.5 GB. [2020-10-19 18:28:25,652 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28 ms. Allocated memory is still 1.0 GB. Free memory is still 980.1 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 1309.55 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 144.7 MB). Free memory was 945.2 MB in the beginning and 1.1 GB in the end (delta: -166.6 MB). Peak memory consumption was 32.9 MB. Max. memory is 11.5 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 0.1.25-906a4fb [2020-10-19 18:28:27,352 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-19 18:28:27,354 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-19 18:28:27,398 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-19 18:28:27,398 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-19 18:28:27,407 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-19 18:28:27,410 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-19 18:28:27,413 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-19 18:28:27,416 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-19 18:28:27,418 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-19 18:28:27,420 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-19 18:28:27,422 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-19 18:28:27,422 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-19 18:28:27,426 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-19 18:28:27,428 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-19 18:28:27,430 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-19 18:28:27,431 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-19 18:28:27,432 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-19 18:28:27,435 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-19 18:28:27,444 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-19 18:28:27,446 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-19 18:28:27,447 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-19 18:28:27,450 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-19 18:28:27,450 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-19 18:28:27,462 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-19 18:28:27,464 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-19 18:28:27,464 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-19 18:28:27,465 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-19 18:28:27,466 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-19 18:28:27,467 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-19 18:28:27,467 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-19 18:28:27,470 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-19 18:28:27,471 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-19 18:28:27,474 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-19 18:28:27,476 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-19 18:28:27,476 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-19 18:28:27,476 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-19 18:28:27,477 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-19 18:28:27,477 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-19 18:28:27,481 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-19 18:28:27,481 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-19 18:28:27,483 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf [2020-10-19 18:28:27,530 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-19 18:28:27,530 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-19 18:28:27,532 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-19 18:28:27,532 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-19 18:28:27,533 INFO L138 SettingsManager]: * Use SBE=true [2020-10-19 18:28:27,533 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-19 18:28:27,533 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2020-10-19 18:28:27,533 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-19 18:28:27,533 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-19 18:28:27,534 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2020-10-19 18:28:27,534 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2020-10-19 18:28:27,535 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2020-10-19 18:28:27,535 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-19 18:28:27,536 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-10-19 18:28:27,536 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-10-19 18:28:27,536 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-10-19 18:28:27,536 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-19 18:28:27,537 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-19 18:28:27,537 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-19 18:28:27,537 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-19 18:28:27,538 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-19 18:28:27,538 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-19 18:28:27,538 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-19 18:28:27,538 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-19 18:28:27,539 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2020-10-19 18:28:27,539 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-10-19 18:28:27,539 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-19 18:28:27,539 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-10-19 18:28:27,540 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 [2020-10-19 18:28:27,844 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-19 18:28:27,854 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-19 18:28:27,858 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-19 18:28:27,859 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-19 18:28:27,859 INFO L275 PluginConnector]: CDTParser initialized [2020-10-19 18:28:27,860 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/busybox-1.22.0/tee-2.i [2020-10-19 18:28:27,910 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b7630df94/2954a67ff2db4d218dcd1639f6fbf6de/FLAG25fffb10a [2020-10-19 18:28:28,595 INFO L306 CDTParser]: Found 1 translation units. [2020-10-19 18:28:28,597 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/tee-2.i [2020-10-19 18:28:28,635 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b7630df94/2954a67ff2db4d218dcd1639f6fbf6de/FLAG25fffb10a [2020-10-19 18:28:28,935 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b7630df94/2954a67ff2db4d218dcd1639f6fbf6de [2020-10-19 18:28:28,939 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-19 18:28:28,945 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2020-10-19 18:28:28,946 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-19 18:28:28,946 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-19 18:28:28,950 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-19 18:28:28,951 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.10 06:28:28" (1/1) ... [2020-10-19 18:28:28,954 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5ada631a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 06:28:28, skipping insertion in model container [2020-10-19 18:28:28,954 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.10 06:28:28" (1/1) ... [2020-10-19 18:28:28,962 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-19 18:28:29,037 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-19 18:28:30,131 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2020-10-19 18:28:30,131 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@21df2232 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 06:28:30, skipping insertion in model container [2020-10-19 18:28:30,132 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-19 18:28:30,132 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2020-10-19 18:28:30,135 INFO L168 Benchmark]: Toolchain (without parser) took 1193.56 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 142.6 MB). Free memory was 945.2 MB in the beginning and 1.1 GB in the end (delta: -158.1 MB). Peak memory consumption was 33.0 MB. Max. memory is 11.5 GB. [2020-10-19 18:28:30,136 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 980.1 MB. There was no memory consumed. Max. memory is 11.5 GB. [2020-10-19 18:28:30,138 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1186.05 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 142.6 MB). Free memory was 945.2 MB in the beginning and 1.1 GB in the end (delta: -158.1 MB). Peak memory consumption was 33.0 MB. Max. memory is 11.5 GB. [2020-10-19 18:28:30,140 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 980.1 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 1186.05 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 142.6 MB). Free memory was 945.2 MB in the beginning and 1.1 GB in the end (delta: -158.1 MB). Peak memory consumption was 33.0 MB. Max. memory is 11.5 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...