./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 9a8b2e8d Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerMemDerefMemtrack.xml -i ../sv-benchmarks/c/busybox-1.22.0/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 -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerMemDerefMemtrack.xml -i ../sv-benchmarks/c/busybox-1.22.0/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 0.1.25-9a8b2e8 [2020-10-20 06:20:30,972 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-20 06:20:30,974 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-20 06:20:31,008 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-20 06:20:31,009 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-20 06:20:31,010 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-20 06:20:31,011 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-20 06:20:31,013 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-20 06:20:31,014 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-20 06:20:31,015 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-20 06:20:31,016 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-20 06:20:31,017 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-20 06:20:31,018 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-20 06:20:31,018 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-20 06:20:31,019 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-20 06:20:31,021 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-20 06:20:31,021 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-20 06:20:31,022 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-20 06:20:31,024 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-20 06:20:31,025 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-20 06:20:31,027 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-20 06:20:31,028 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-20 06:20:31,029 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-20 06:20:31,029 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-20 06:20:31,032 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-20 06:20:31,032 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-20 06:20:31,032 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-20 06:20:31,033 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-20 06:20:31,034 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-20 06:20:31,034 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-20 06:20:31,035 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-20 06:20:31,035 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-20 06:20:31,036 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-20 06:20:31,037 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-20 06:20:31,038 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-20 06:20:31,038 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-20 06:20:31,039 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-20 06:20:31,039 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-20 06:20:31,039 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-20 06:20:31,040 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-20 06:20:31,041 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-20 06:20:31,042 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf [2020-10-20 06:20:31,062 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-20 06:20:31,063 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-20 06:20:31,064 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-20 06:20:31,064 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-20 06:20:31,064 INFO L138 SettingsManager]: * Use SBE=true [2020-10-20 06:20:31,065 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-20 06:20:31,065 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2020-10-20 06:20:31,065 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-20 06:20:31,066 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-20 06:20:31,066 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2020-10-20 06:20:31,066 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2020-10-20 06:20:31,066 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2020-10-20 06:20:31,066 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-20 06:20:31,067 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-10-20 06:20:31,067 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-20 06:20:31,067 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-20 06:20:31,067 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-20 06:20:31,068 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-20 06:20:31,068 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-20 06:20:31,068 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-20 06:20:31,069 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-20 06:20:31,069 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-20 06:20:31,069 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-20 06:20:31,069 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-20 06:20:31,069 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-20 06:20:31,070 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 [2020-10-20 06:20:31,270 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-20 06:20:31,282 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-20 06:20:31,286 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-20 06:20:31,287 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-20 06:20:31,288 INFO L275 PluginConnector]: CDTParser initialized [2020-10-20 06:20:31,289 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/busybox-1.22.0/date-1.i [2020-10-20 06:20:31,358 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/501a37e2e/7aa7181ed1464280a20af013f1639bd1/FLAG5e5c8aef0 [2020-10-20 06:20:32,028 INFO L306 CDTParser]: Found 1 translation units. [2020-10-20 06:20:32,029 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/date-1.i [2020-10-20 06:20:32,058 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/501a37e2e/7aa7181ed1464280a20af013f1639bd1/FLAG5e5c8aef0 [2020-10-20 06:20:32,130 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/501a37e2e/7aa7181ed1464280a20af013f1639bd1 [2020-10-20 06:20:32,133 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-20 06:20:32,138 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2020-10-20 06:20:32,139 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-20 06:20:32,140 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-20 06:20:32,143 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-20 06:20:32,144 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.10 06:20:32" (1/1) ... [2020-10-20 06:20:32,147 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@479cf990 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 06:20:32, skipping insertion in model container [2020-10-20 06:20:32,147 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.10 06:20:32" (1/1) ... [2020-10-20 06:20:32,155 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-20 06:20:32,268 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-20 06:20:33,479 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 [2020-10-20 06:20:33,481 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@3757c72d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 06:20:33, skipping insertion in model container [2020-10-20 06:20:33,481 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-20 06:20:33,482 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2020-10-20 06:20:33,485 INFO L168 Benchmark]: Toolchain (without parser) took 1349.53 ms. Allocated memory was 39.8 MB in the beginning and 50.9 MB in the end (delta: 11.0 MB). Free memory was 10.4 MB in the beginning and 26.1 MB in the end (delta: -15.7 MB). Peak memory consumption was 11.3 MB. Max. memory is 14.3 GB. [2020-10-20 06:20:33,486 INFO L168 Benchmark]: CDTParser took 0.25 ms. Allocated memory is still 39.3 MB. Free memory was 20.5 MB in the beginning and 20.4 MB in the end (delta: 81.4 kB). Peak memory consumption was 81.4 kB. Max. memory is 14.3 GB. [2020-10-20 06:20:33,489 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1342.37 ms. Allocated memory was 39.8 MB in the beginning and 50.9 MB in the end (delta: 11.0 MB). Free memory was 9.5 MB in the beginning and 26.1 MB in the end (delta: -16.6 MB). Peak memory consumption was 10.4 MB. Max. memory is 14.3 GB. [2020-10-20 06:20:33,493 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25 ms. Allocated memory is still 39.3 MB. Free memory was 20.5 MB in the beginning and 20.4 MB in the end (delta: 81.4 kB). Peak memory consumption was 81.4 kB. Max. memory is 14.3 GB. * CACSL2BoogieTranslator took 1342.37 ms. Allocated memory was 39.8 MB in the beginning and 50.9 MB in the end (delta: 11.0 MB). Free memory was 9.5 MB in the beginning and 26.1 MB in the end (delta: -16.6 MB). Peak memory consumption was 10.4 MB. Max. memory is 14.3 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 0.1.25-9a8b2e8 [2020-10-20 06:20:35,363 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-20 06:20:35,365 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-20 06:20:35,388 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-20 06:20:35,388 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-20 06:20:35,389 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-20 06:20:35,391 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-20 06:20:35,403 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-20 06:20:35,405 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-20 06:20:35,406 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-20 06:20:35,407 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-20 06:20:35,408 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-20 06:20:35,408 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-20 06:20:35,412 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-20 06:20:35,413 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-20 06:20:35,415 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-20 06:20:35,417 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-20 06:20:35,419 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-20 06:20:35,422 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-20 06:20:35,425 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-20 06:20:35,428 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-20 06:20:35,430 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-20 06:20:35,432 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-20 06:20:35,433 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-20 06:20:35,438 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-20 06:20:35,438 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-20 06:20:35,438 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-20 06:20:35,440 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-20 06:20:35,441 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-20 06:20:35,441 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-20 06:20:35,442 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-20 06:20:35,443 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-20 06:20:35,444 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-20 06:20:35,444 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-20 06:20:35,454 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-20 06:20:35,455 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-20 06:20:35,458 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-20 06:20:35,459 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-20 06:20:35,459 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-20 06:20:35,460 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-20 06:20:35,461 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-20 06:20:35,461 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf [2020-10-20 06:20:35,499 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-20 06:20:35,499 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-20 06:20:35,501 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-20 06:20:35,501 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-20 06:20:35,501 INFO L138 SettingsManager]: * Use SBE=true [2020-10-20 06:20:35,501 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-20 06:20:35,502 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2020-10-20 06:20:35,502 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-20 06:20:35,502 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-20 06:20:35,502 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2020-10-20 06:20:35,503 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2020-10-20 06:20:35,504 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2020-10-20 06:20:35,504 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-20 06:20:35,504 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-10-20 06:20:35,505 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-10-20 06:20:35,505 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-10-20 06:20:35,505 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-20 06:20:35,505 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-20 06:20:35,506 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-20 06:20:35,506 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-20 06:20:35,506 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-20 06:20:35,506 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-20 06:20:35,507 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-20 06:20:35,507 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-20 06:20:35,507 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2020-10-20 06:20:35,507 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-10-20 06:20:35,508 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-20 06:20:35,508 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-10-20 06:20:35,508 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 [2020-10-20 06:20:35,694 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-20 06:20:35,711 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-20 06:20:35,715 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-20 06:20:35,716 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-20 06:20:35,717 INFO L275 PluginConnector]: CDTParser initialized [2020-10-20 06:20:35,718 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/busybox-1.22.0/date-1.i [2020-10-20 06:20:35,784 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/aca97904f/2c670083747d486b8d6eea27f8bfc9bb/FLAGb0e88ebe1 [2020-10-20 06:20:36,476 INFO L306 CDTParser]: Found 1 translation units. [2020-10-20 06:20:36,477 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/date-1.i [2020-10-20 06:20:36,504 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/aca97904f/2c670083747d486b8d6eea27f8bfc9bb/FLAGb0e88ebe1 [2020-10-20 06:20:36,660 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/aca97904f/2c670083747d486b8d6eea27f8bfc9bb [2020-10-20 06:20:36,663 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-20 06:20:36,763 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2020-10-20 06:20:36,765 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-20 06:20:36,766 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-20 06:20:36,769 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-20 06:20:36,770 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.10 06:20:36" (1/1) ... [2020-10-20 06:20:36,774 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@975d177 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 06:20:36, skipping insertion in model container [2020-10-20 06:20:36,775 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.10 06:20:36" (1/1) ... [2020-10-20 06:20:36,783 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-20 06:20:36,889 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-20 06:20:38,055 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 [2020-10-20 06:20:38,056 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@72830be9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 06:20:38, skipping insertion in model container [2020-10-20 06:20:38,056 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-20 06:20:38,057 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2020-10-20 06:20:38,060 INFO L168 Benchmark]: Toolchain (without parser) took 1393.97 ms. Allocated memory was 34.1 MB in the beginning and 46.7 MB in the end (delta: 12.6 MB). Free memory was 4.5 MB in the beginning and 24.8 MB in the end (delta: -20.4 MB). Peak memory consumption was 4.9 MB. Max. memory is 14.3 GB. [2020-10-20 06:20:38,061 INFO L168 Benchmark]: CDTParser took 0.25 ms. Allocated memory is still 33.0 MB. Free memory was 18.0 MB in the beginning and 18.0 MB in the end (delta: 41.9 kB). Peak memory consumption was 41.9 kB. Max. memory is 14.3 GB. [2020-10-20 06:20:38,062 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1291.68 ms. Allocated memory was 43.0 MB in the beginning and 46.7 MB in the end (delta: 3.7 MB). Free memory was 25.2 MB in the beginning and 24.8 MB in the end (delta: 328.9 kB). Peak memory consumption was 16.7 MB. Max. memory is 14.3 GB. [2020-10-20 06:20:38,064 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25 ms. Allocated memory is still 33.0 MB. Free memory was 18.0 MB in the beginning and 18.0 MB in the end (delta: 41.9 kB). Peak memory consumption was 41.9 kB. Max. memory is 14.3 GB. * CACSL2BoogieTranslator took 1291.68 ms. Allocated memory was 43.0 MB in the beginning and 46.7 MB in the end (delta: 3.7 MB). Free memory was 25.2 MB in the beginning and 24.8 MB in the end (delta: 328.9 kB). Peak memory consumption was 16.7 MB. Max. memory is 14.3 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...