./Ultimate.py --spec ../sv-benchmarks/c/properties/valid-memsafety.prp --file ../sv-benchmarks/c/busybox-1.22.0/realpath-1.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 65d6cd23 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/realpath-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 3fd3ae2affee2f730fb1a588666d570af7dbc7c0 ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/realpath-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 3fd3ae2affee2f730fb1a588666d570af7dbc7c0 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-65d6cd2 [2019-11-26 00:29:35,693 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 00:29:35,695 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 00:29:35,717 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 00:29:35,720 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 00:29:35,722 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 00:29:35,726 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 00:29:35,738 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 00:29:35,742 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 00:29:35,748 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 00:29:35,749 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 00:29:35,755 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 00:29:35,755 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 00:29:35,757 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 00:29:35,759 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 00:29:35,762 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 00:29:35,763 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 00:29:35,766 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 00:29:35,769 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 00:29:35,775 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 00:29:35,780 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 00:29:35,787 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 00:29:35,789 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 00:29:35,790 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 00:29:35,795 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 00:29:35,797 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 00:29:35,797 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 00:29:35,798 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 00:29:35,802 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 00:29:35,803 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 00:29:35,803 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 00:29:35,804 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 00:29:35,804 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 00:29:35,807 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 00:29:35,809 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 00:29:35,810 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 00:29:35,811 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 00:29:35,813 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 00:29:35,813 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 00:29:35,814 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 00:29:35,816 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 00:29:35,817 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf [2019-11-26 00:29:35,846 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 00:29:35,846 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 00:29:35,850 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 00:29:35,851 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 00:29:35,851 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 00:29:35,851 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 00:29:35,852 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-26 00:29:35,853 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 00:29:35,853 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 00:29:35,853 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-26 00:29:35,854 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-26 00:29:35,854 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-11-26 00:29:35,856 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 00:29:35,856 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-26 00:29:35,856 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 00:29:35,857 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 00:29:35,857 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 00:29:35,858 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 00:29:35,858 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 00:29:35,858 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 00:29:35,858 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 00:29:35,861 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 00:29:35,861 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 00:29:35,861 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 00:29:35,861 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 -> 3fd3ae2affee2f730fb1a588666d570af7dbc7c0 [2019-11-26 00:29:36,356 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 00:29:36,375 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 00:29:36,381 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 00:29:36,383 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 00:29:36,386 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 00:29:36,387 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/busybox-1.22.0/realpath-1.i [2019-11-26 00:29:36,490 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e48abec88/31a45b9a6cfd479f98901b628022af28/FLAGea4769104 [2019-11-26 00:29:37,504 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 00:29:37,504 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/realpath-1.i [2019-11-26 00:29:37,554 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e48abec88/31a45b9a6cfd479f98901b628022af28/FLAGea4769104 [2019-11-26 00:29:38,013 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e48abec88/31a45b9a6cfd479f98901b628022af28 [2019-11-26 00:29:38,016 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 00:29:38,019 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2019-11-26 00:29:38,020 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 00:29:38,022 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 00:29:38,024 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 00:29:38,025 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 12:29:38" (1/1) ... [2019-11-26 00:29:38,033 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1fa48b0f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:29:38, skipping insertion in model container [2019-11-26 00:29:38,040 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 12:29:38" (1/1) ... [2019-11-26 00:29:38,055 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 00:29:38,162 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 00:29:39,623 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2019-11-26 00:29:39,626 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@153f7ac and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:29:39, skipping insertion in model container [2019-11-26 00:29:39,631 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 00:29:39,633 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2019-11-26 00:29:39,640 INFO L168 Benchmark]: Toolchain (without parser) took 1615.64 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.5 MB in the beginning and 982.9 MB in the end (delta: -28.4 MB). Peak memory consumption was 27.5 MB. Max. memory is 12.5 GB. [2019-11-26 00:29:39,641 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 00:29:39,642 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1612.60 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.5 MB in the beginning and 982.9 MB in the end (delta: -28.4 MB). Peak memory consumption was 27.5 MB. Max. memory is 12.5 GB. [2019-11-26 00:29:39,647 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 1612.60 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.5 MB in the beginning and 982.9 MB in the end (delta: -28.4 MB). Peak memory consumption was 27.5 MB. Max. memory is 12.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2270]: 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 0.1.24-65d6cd2 [2019-11-26 00:29:42,341 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 00:29:42,343 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 00:29:42,364 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 00:29:42,365 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 00:29:42,374 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 00:29:42,375 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 00:29:42,388 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 00:29:42,389 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 00:29:42,395 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 00:29:42,396 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 00:29:42,400 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 00:29:42,401 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 00:29:42,406 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 00:29:42,408 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 00:29:42,411 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 00:29:42,414 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 00:29:42,414 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 00:29:42,417 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 00:29:42,427 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 00:29:42,432 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 00:29:42,439 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 00:29:42,440 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 00:29:42,441 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 00:29:42,448 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 00:29:42,448 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 00:29:42,448 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 00:29:42,450 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 00:29:42,452 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 00:29:42,453 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 00:29:42,453 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 00:29:42,455 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 00:29:42,456 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 00:29:42,459 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 00:29:42,460 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 00:29:42,460 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 00:29:42,461 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 00:29:42,461 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 00:29:42,463 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 00:29:42,463 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 00:29:42,466 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 00:29:42,467 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf [2019-11-26 00:29:42,495 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 00:29:42,497 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 00:29:42,500 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 00:29:42,502 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 00:29:42,502 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 00:29:42,502 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 00:29:42,502 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-26 00:29:42,503 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 00:29:42,503 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 00:29:42,503 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-26 00:29:42,504 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-26 00:29:42,504 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-11-26 00:29:42,504 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 00:29:42,507 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-26 00:29:42,507 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 00:29:42,508 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 00:29:42,508 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 00:29:42,508 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 00:29:42,508 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 00:29:42,508 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 00:29:42,509 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 00:29:42,509 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 00:29:42,509 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 00:29:42,509 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 00:29:42,509 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 00:29:42,512 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 00:29:42,512 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 00:29:42,512 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 -> 3fd3ae2affee2f730fb1a588666d570af7dbc7c0 [2019-11-26 00:29:42,995 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 00:29:43,011 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 00:29:43,017 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 00:29:43,019 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 00:29:43,022 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 00:29:43,023 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/busybox-1.22.0/realpath-1.i [2019-11-26 00:29:43,129 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/caaa5c4f2/b0468fa5cf9f423f855c12219fbdb673/FLAG2f7ecc93b [2019-11-26 00:29:44,167 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 00:29:44,170 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/realpath-1.i [2019-11-26 00:29:44,219 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/caaa5c4f2/b0468fa5cf9f423f855c12219fbdb673/FLAG2f7ecc93b [2019-11-26 00:29:44,661 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/caaa5c4f2/b0468fa5cf9f423f855c12219fbdb673 [2019-11-26 00:29:44,664 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 00:29:44,668 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2019-11-26 00:29:44,675 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 00:29:44,675 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 00:29:44,678 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 00:29:44,679 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 12:29:44" (1/1) ... [2019-11-26 00:29:44,683 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@615b86f0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:29:44, skipping insertion in model container [2019-11-26 00:29:44,683 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 12:29:44" (1/1) ... [2019-11-26 00:29:44,700 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 00:29:44,820 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 00:29:46,375 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2019-11-26 00:29:46,379 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@6cc85754 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:29:46, skipping insertion in model container [2019-11-26 00:29:46,380 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 00:29:46,380 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2019-11-26 00:29:46,385 INFO L168 Benchmark]: Toolchain (without parser) took 1716.00 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 984.3 MB in the end (delta: -28.4 MB). Peak memory consumption was 27.5 MB. Max. memory is 12.5 GB. [2019-11-26 00:29:46,387 INFO L168 Benchmark]: CDTParser took 0.51 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 00:29:46,389 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1705.46 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 984.3 MB in the end (delta: -28.4 MB). Peak memory consumption was 27.5 MB. Max. memory is 12.5 GB. [2019-11-26 00:29:46,394 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.51 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 1705.46 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 984.3 MB in the end (delta: -28.4 MB). Peak memory consumption was 27.5 MB. Max. memory is 12.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2270]: 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...