./Ultimate.py --spec ../sv-benchmarks/c/properties/valid-memsafety.prp --file ../sv-benchmarks/c/busybox-1.22.0/tac-1.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 509859d6 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/tac-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 85882b3782e79346e005d0912e816423d301fcd0 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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/tac-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 85882b3782e79346e005d0912e816423d301fcd0 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-509859d [2019-11-27 17:47:33,916 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 17:47:33,922 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 17:47:33,957 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 17:47:33,958 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 17:47:33,960 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 17:47:33,966 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 17:47:33,984 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 17:47:33,990 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 17:47:33,993 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 17:47:33,998 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 17:47:34,000 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 17:47:34,003 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 17:47:34,009 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 17:47:34,012 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 17:47:34,018 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 17:47:34,022 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 17:47:34,025 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 17:47:34,030 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 17:47:34,036 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 17:47:34,044 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 17:47:34,053 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 17:47:34,054 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 17:47:34,058 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 17:47:34,064 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 17:47:34,065 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 17:47:34,067 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 17:47:34,069 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 17:47:34,072 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 17:47:34,073 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 17:47:34,074 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 17:47:34,077 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 17:47:34,078 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 17:47:34,081 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 17:47:34,083 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 17:47:34,086 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 17:47:34,087 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 17:47:34,088 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 17:47:34,088 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 17:47:34,092 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 17:47:34,094 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 17:47:34,096 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf [2019-11-27 17:47:34,138 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 17:47:34,138 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 17:47:34,141 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 17:47:34,142 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 17:47:34,143 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 17:47:34,143 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 17:47:34,146 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-27 17:47:34,146 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 17:47:34,147 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 17:47:34,147 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-27 17:47:34,148 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-27 17:47:34,149 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-11-27 17:47:34,149 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 17:47:34,150 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-27 17:47:34,150 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 17:47:34,153 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 17:47:34,153 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 17:47:34,154 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 17:47:34,154 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 17:47:34,154 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 17:47:34,155 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 17:47:34,155 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 17:47:34,155 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 17:47:34,155 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 17:47:34,158 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 -> 85882b3782e79346e005d0912e816423d301fcd0 [2019-11-27 17:47:34,713 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 17:47:34,742 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 17:47:34,750 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 17:47:34,752 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 17:47:34,756 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 17:47:34,757 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/busybox-1.22.0/tac-1.i [2019-11-27 17:47:34,923 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0733a6ce8/d8f370d308da4fefbb0d2f2d95bdd627/FLAG4e076afb0 [2019-11-27 17:47:36,493 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 17:47:36,494 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/tac-1.i [2019-11-27 17:47:36,571 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0733a6ce8/d8f370d308da4fefbb0d2f2d95bdd627/FLAG4e076afb0 [2019-11-27 17:47:36,610 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0733a6ce8/d8f370d308da4fefbb0d2f2d95bdd627 [2019-11-27 17:47:36,620 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 17:47:36,627 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2019-11-27 17:47:36,629 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 17:47:36,629 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 17:47:36,639 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 17:47:36,640 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 05:47:36" (1/1) ... [2019-11-27 17:47:36,649 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3dbbc42c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:47:36, skipping insertion in model container [2019-11-27 17:47:36,650 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 05:47:36" (1/1) ... [2019-11-27 17:47:36,669 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 17:47:36,848 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 17:47:39,610 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2019-11-27 17:47:39,611 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@53e94260 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:47:39, skipping insertion in model container [2019-11-27 17:47:39,613 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 17:47:39,614 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2019-11-27 17:47:39,622 INFO L168 Benchmark]: Toolchain (without parser) took 2994.08 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 978.1 MB in the end (delta: -22.2 MB). Peak memory consumption was 28.0 MB. Max. memory is 12.5 GB. [2019-11-27 17:47:39,624 INFO L168 Benchmark]: CDTParser took 0.34 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. [2019-11-27 17:47:39,628 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2984.96 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 978.1 MB in the end (delta: -22.2 MB). Peak memory consumption was 28.0 MB. Max. memory is 12.5 GB. [2019-11-27 17:47:39,633 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34 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 2984.96 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 978.1 MB in the end (delta: -22.2 MB). Peak memory consumption was 28.0 MB. Max. memory is 12.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2245]: 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 0.1.24-509859d [2019-11-27 17:47:43,462 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 17:47:43,468 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 17:47:43,489 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 17:47:43,490 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 17:47:43,504 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 17:47:43,517 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 17:47:43,534 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 17:47:43,537 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 17:47:43,545 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 17:47:43,547 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 17:47:43,552 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 17:47:43,554 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 17:47:43,561 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 17:47:43,562 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 17:47:43,564 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 17:47:43,571 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 17:47:43,573 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 17:47:43,578 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 17:47:43,588 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 17:47:43,596 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 17:47:43,600 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 17:47:43,604 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 17:47:43,606 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 17:47:43,614 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 17:47:43,614 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 17:47:43,615 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 17:47:43,619 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 17:47:43,620 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 17:47:43,621 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 17:47:43,624 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 17:47:43,625 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 17:47:43,627 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 17:47:43,631 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 17:47:43,634 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 17:47:43,635 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 17:47:43,637 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 17:47:43,638 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 17:47:43,640 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 17:47:43,642 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 17:47:43,647 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 17:47:43,648 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf [2019-11-27 17:47:43,688 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 17:47:43,688 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 17:47:43,693 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 17:47:43,693 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 17:47:43,694 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 17:47:43,694 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 17:47:43,694 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-27 17:47:43,695 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 17:47:43,695 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 17:47:43,695 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-27 17:47:43,699 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-27 17:47:43,699 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-11-27 17:47:43,700 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 17:47:43,700 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-27 17:47:43,700 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 17:47:43,701 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 17:47:43,701 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 17:47:43,701 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 17:47:43,703 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 17:47:43,703 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 17:47:43,703 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 17:47:43,704 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 17:47:43,706 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 17:47:43,706 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 17:47:43,707 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 17:47:43,707 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 17:47:43,707 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 17:47:43,707 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 -> 85882b3782e79346e005d0912e816423d301fcd0 [2019-11-27 17:47:44,254 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 17:47:44,283 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 17:47:44,291 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 17:47:44,295 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 17:47:44,296 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 17:47:44,299 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/busybox-1.22.0/tac-1.i [2019-11-27 17:47:44,455 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/42c388cdb/005b451e4b8d488ba580ba83e162f80f/FLAGa8b06877f [2019-11-27 17:47:45,955 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 17:47:45,956 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/tac-1.i [2019-11-27 17:47:46,021 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/42c388cdb/005b451e4b8d488ba580ba83e162f80f/FLAGa8b06877f [2019-11-27 17:47:46,063 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/42c388cdb/005b451e4b8d488ba580ba83e162f80f [2019-11-27 17:47:46,073 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 17:47:46,076 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2019-11-27 17:47:46,081 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 17:47:46,082 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 17:47:46,089 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 17:47:46,092 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 05:47:46" (1/1) ... [2019-11-27 17:47:46,101 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3dbbc42c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:47:46, skipping insertion in model container [2019-11-27 17:47:46,102 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 05:47:46" (1/1) ... [2019-11-27 17:47:46,118 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 17:47:46,301 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 17:47:48,723 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2019-11-27 17:47:48,727 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@3e2b9b10 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:47:48, skipping insertion in model container [2019-11-27 17:47:48,727 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 17:47:48,728 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2019-11-27 17:47:48,737 INFO L168 Benchmark]: Toolchain (without parser) took 2656.57 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 971.3 MB in the end (delta: -15.4 MB). Peak memory consumption was 27.7 MB. Max. memory is 12.5 GB. [2019-11-27 17:47:48,738 INFO L168 Benchmark]: CDTParser took 0.71 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. [2019-11-27 17:47:48,743 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2646.66 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 971.3 MB in the end (delta: -15.4 MB). Peak memory consumption was 27.7 MB. Max. memory is 12.5 GB. [2019-11-27 17:47:48,748 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.71 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 2646.66 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 971.3 MB in the end (delta: -15.4 MB). Peak memory consumption was 27.7 MB. Max. memory is 12.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2245]: 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...