./Ultimate.py --spec ../sv-benchmarks/c/properties/valid-memsafety.prp --file ../sv-benchmarks/c/busybox-1.22.0/date-1.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/date-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 4406de98e7d266e14928cf2b35ad2d10c6ff622d ......................................................................................................................... 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/date-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 4406de98e7d266e14928cf2b35ad2d10c6ff622d ............................................................................................................................ 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 18:27:39,366 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-19 18:27:39,370 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-19 18:27:39,410 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-19 18:27:39,411 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-19 18:27:39,420 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-19 18:27:39,422 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-19 18:27:39,424 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-19 18:27:39,427 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-19 18:27:39,429 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-19 18:27:39,431 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-19 18:27:39,433 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-19 18:27:39,433 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-19 18:27:39,436 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-19 18:27:39,438 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-19 18:27:39,440 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-19 18:27:39,441 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-19 18:27:39,443 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-19 18:27:39,445 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-19 18:27:39,452 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-19 18:27:39,453 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-19 18:27:39,454 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-19 18:27:39,457 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-19 18:27:39,457 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-19 18:27:39,469 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-19 18:27:39,469 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-19 18:27:39,470 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-19 18:27:39,471 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-19 18:27:39,473 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-19 18:27:39,474 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-19 18:27:39,474 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-19 18:27:39,475 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-19 18:27:39,476 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-19 18:27:39,483 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-19 18:27:39,484 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-19 18:27:39,484 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-19 18:27:39,485 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-19 18:27:39,485 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-19 18:27:39,485 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-19 18:27:39,486 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-19 18:27:39,487 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-19 18:27:39,490 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf [2020-10-19 18:27:39,530 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-19 18:27:39,530 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-19 18:27:39,532 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-19 18:27:39,533 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-19 18:27:39,533 INFO L138 SettingsManager]: * Use SBE=true [2020-10-19 18:27:39,533 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-19 18:27:39,534 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2020-10-19 18:27:39,534 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-19 18:27:39,534 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-19 18:27:39,534 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2020-10-19 18:27:39,536 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2020-10-19 18:27:39,536 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2020-10-19 18:27:39,536 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-19 18:27:39,537 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-10-19 18:27:39,537 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-19 18:27:39,537 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-19 18:27:39,537 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-19 18:27:39,538 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-19 18:27:39,538 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-19 18:27:39,538 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-19 18:27:39,539 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-19 18:27:39,539 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-19 18:27:39,540 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-19 18:27:39,540 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-19 18:27:39,540 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-19 18:27:39,540 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 -> 4406de98e7d266e14928cf2b35ad2d10c6ff622d [2020-10-19 18:27:39,850 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-19 18:27:39,863 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-19 18:27:39,866 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-19 18:27:39,868 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-19 18:27:39,868 INFO L275 PluginConnector]: CDTParser initialized [2020-10-19 18:27:39,869 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/busybox-1.22.0/date-1.i [2020-10-19 18:27:39,928 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d5aa5a6b4/f3c6f89a99c24fc787edf848fc6538dc/FLAG6966ba27d [2020-10-19 18:27:40,665 INFO L306 CDTParser]: Found 1 translation units. [2020-10-19 18:27:40,666 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/date-1.i [2020-10-19 18:27:40,700 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d5aa5a6b4/f3c6f89a99c24fc787edf848fc6538dc/FLAG6966ba27d [2020-10-19 18:27:40,749 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d5aa5a6b4/f3c6f89a99c24fc787edf848fc6538dc [2020-10-19 18:27:40,752 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-19 18:27:40,758 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2020-10-19 18:27:40,759 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-19 18:27:40,760 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-19 18:27:40,765 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-19 18:27:40,766 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.10 06:27:40" (1/1) ... [2020-10-19 18:27:40,769 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3963786e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 06:27:40, skipping insertion in model container [2020-10-19 18:27:40,769 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.10 06:27:40" (1/1) ... [2020-10-19 18:27:40,779 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-19 18:27:40,884 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-19 18:27:42,238 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_error_msg_and_die [2020-10-19 18:27:42,238 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@499b44d0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 06:27:42, skipping insertion in model container [2020-10-19 18:27:42,239 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-19 18:27:42,239 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2020-10-19 18:27:42,242 INFO L168 Benchmark]: Toolchain (without parser) took 1487.44 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 133.2 MB). Free memory was 949.1 MB in the beginning and 1.1 GB in the end (delta: -148.0 MB). Peak memory consumption was 40.2 MB. Max. memory is 11.5 GB. [2020-10-19 18:27:42,243 INFO L168 Benchmark]: CDTParser took 0.26 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 18:27:42,245 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1479.66 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 133.2 MB). Free memory was 943.7 MB in the beginning and 1.1 GB in the end (delta: -153.4 MB). Peak memory consumption was 34.8 MB. Max. memory is 11.5 GB. [2020-10-19 18:27:42,247 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 1.0 GB. Free memory is still 980.1 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 1479.66 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 133.2 MB). Free memory was 943.7 MB in the beginning and 1.1 GB in the end (delta: -153.4 MB). Peak memory consumption was 34.8 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2765]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: bb_error_msg_and_die RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.25-906a4fb [2020-10-19 18:27:43,951 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-19 18:27:43,954 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-19 18:27:43,984 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-19 18:27:43,985 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-19 18:27:43,994 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-19 18:27:43,996 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-19 18:27:43,998 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-19 18:27:44,001 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-19 18:27:44,005 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-19 18:27:44,006 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-19 18:27:44,009 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-19 18:27:44,009 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-19 18:27:44,012 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-19 18:27:44,014 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-19 18:27:44,016 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-19 18:27:44,017 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-19 18:27:44,018 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-19 18:27:44,021 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-19 18:27:44,028 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-19 18:27:44,030 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-19 18:27:44,031 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-19 18:27:44,033 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-19 18:27:44,034 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-19 18:27:44,049 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-19 18:27:44,049 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-19 18:27:44,050 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-19 18:27:44,051 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-19 18:27:44,051 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-19 18:27:44,052 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-19 18:27:44,052 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-19 18:27:44,053 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-19 18:27:44,057 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-19 18:27:44,057 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-19 18:27:44,058 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-19 18:27:44,059 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-19 18:27:44,061 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-19 18:27:44,062 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-19 18:27:44,062 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-19 18:27:44,063 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-19 18:27:44,064 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-19 18:27:44,067 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf [2020-10-19 18:27:44,107 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-19 18:27:44,107 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-19 18:27:44,109 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-19 18:27:44,109 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-19 18:27:44,109 INFO L138 SettingsManager]: * Use SBE=true [2020-10-19 18:27:44,109 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-19 18:27:44,110 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2020-10-19 18:27:44,110 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-19 18:27:44,111 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-19 18:27:44,111 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2020-10-19 18:27:44,112 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2020-10-19 18:27:44,112 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2020-10-19 18:27:44,112 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-19 18:27:44,113 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-10-19 18:27:44,113 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-10-19 18:27:44,113 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-10-19 18:27:44,113 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-19 18:27:44,114 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-19 18:27:44,114 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-19 18:27:44,114 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-19 18:27:44,114 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-19 18:27:44,115 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-19 18:27:44,115 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-19 18:27:44,115 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-19 18:27:44,115 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2020-10-19 18:27:44,116 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-10-19 18:27:44,116 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-19 18:27:44,116 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-10-19 18:27:44,116 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 -> 4406de98e7d266e14928cf2b35ad2d10c6ff622d [2020-10-19 18:27:44,476 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-19 18:27:44,488 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-19 18:27:44,494 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-19 18:27:44,496 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-19 18:27:44,497 INFO L275 PluginConnector]: CDTParser initialized [2020-10-19 18:27:44,498 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/busybox-1.22.0/date-1.i [2020-10-19 18:27:44,557 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ee4bf4acf/a0a7d89ae43841c4a6d16415a5958fa1/FLAG7e387e4dc [2020-10-19 18:27:45,312 INFO L306 CDTParser]: Found 1 translation units. [2020-10-19 18:27:45,313 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/date-1.i [2020-10-19 18:27:45,351 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ee4bf4acf/a0a7d89ae43841c4a6d16415a5958fa1/FLAG7e387e4dc [2020-10-19 18:27:45,391 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ee4bf4acf/a0a7d89ae43841c4a6d16415a5958fa1 [2020-10-19 18:27:45,395 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-19 18:27:45,401 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2020-10-19 18:27:45,402 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-19 18:27:45,402 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-19 18:27:45,406 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-19 18:27:45,407 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.10 06:27:45" (1/1) ... [2020-10-19 18:27:45,410 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5c30adc0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 06:27:45, skipping insertion in model container [2020-10-19 18:27:45,410 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.10 06:27:45" (1/1) ... [2020-10-19 18:27:45,418 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-19 18:27:45,495 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-19 18:27:46,822 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_error_msg_and_die [2020-10-19 18:27:46,823 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@67a203e1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 06:27:46, skipping insertion in model container [2020-10-19 18:27:46,823 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-19 18:27:46,824 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2020-10-19 18:27:46,827 INFO L168 Benchmark]: Toolchain (without parser) took 1429.36 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 133.2 MB). Free memory was 949.2 MB in the beginning and 1.1 GB in the end (delta: -136.7 MB). Peak memory consumption was 38.9 MB. Max. memory is 11.5 GB. [2020-10-19 18:27:46,827 INFO L168 Benchmark]: CDTParser took 0.27 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 18:27:46,830 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1421.76 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 133.2 MB). Free memory was 943.9 MB in the beginning and 1.1 GB in the end (delta: -142.1 MB). Peak memory consumption was 33.5 MB. Max. memory is 11.5 GB. [2020-10-19 18:27:46,832 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27 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 1421.76 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 133.2 MB). Free memory was 943.9 MB in the beginning and 1.1 GB in the end (delta: -142.1 MB). Peak memory consumption was 33.5 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2765]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: bb_error_msg_and_die RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...