./Ultimate.py --spec ../sv-benchmarks/c/properties/valid-memsafety.prp --file ../sv-benchmarks/c/busybox-1.22.0/du-1.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 025d5a27 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/du-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 a7d0484bd24c57be5f8357c4251bb6e8471d46d9 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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/du-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 a7d0484bd24c57be5f8357c4251bb6e8471d46d9 ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-025d5a2 [2019-11-26 17:59:39,129 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 17:59:39,131 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 17:59:39,151 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 17:59:39,153 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 17:59:39,161 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 17:59:39,163 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 17:59:39,175 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 17:59:39,182 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 17:59:39,187 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 17:59:39,188 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 17:59:39,191 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 17:59:39,194 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 17:59:39,196 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 17:59:39,198 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 17:59:39,199 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 17:59:39,202 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 17:59:39,204 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 17:59:39,207 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 17:59:39,215 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 17:59:39,219 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 17:59:39,225 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 17:59:39,226 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 17:59:39,229 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 17:59:39,234 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 17:59:39,235 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 17:59:39,235 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 17:59:39,239 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 17:59:39,240 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 17:59:39,241 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 17:59:39,241 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 17:59:39,241 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 17:59:39,243 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 17:59:39,246 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 17:59:39,248 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 17:59:39,248 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 17:59:39,249 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 17:59:39,251 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 17:59:39,251 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 17:59:39,252 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 17:59:39,254 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 17:59:39,255 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf [2019-11-26 17:59:39,286 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 17:59:39,286 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 17:59:39,292 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 17:59:39,292 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 17:59:39,293 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 17:59:39,293 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 17:59:39,293 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-26 17:59:39,293 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 17:59:39,293 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 17:59:39,294 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-26 17:59:39,295 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-26 17:59:39,295 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-11-26 17:59:39,295 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 17:59:39,296 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-26 17:59:39,296 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 17:59:39,298 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 17:59:39,298 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 17:59:39,298 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 17:59:39,298 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 17:59:39,299 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 17:59:39,299 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 17:59:39,301 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 17:59:39,301 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 17:59:39,301 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 17:59:39,301 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 -> a7d0484bd24c57be5f8357c4251bb6e8471d46d9 [2019-11-26 17:59:39,718 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 17:59:39,733 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 17:59:39,740 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 17:59:39,742 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 17:59:39,742 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 17:59:39,745 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/busybox-1.22.0/du-1.i [2019-11-26 17:59:39,851 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bf9557cb9/2587770caba14e0e9bb68480295af965/FLAGd5f1728f8 [2019-11-26 17:59:40,954 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 17:59:40,955 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/du-1.i [2019-11-26 17:59:41,012 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bf9557cb9/2587770caba14e0e9bb68480295af965/FLAGd5f1728f8 [2019-11-26 17:59:41,388 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bf9557cb9/2587770caba14e0e9bb68480295af965 [2019-11-26 17:59:41,391 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 17:59:41,393 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2019-11-26 17:59:41,399 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 17:59:41,399 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 17:59:41,405 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 17:59:41,406 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:59:41" (1/1) ... [2019-11-26 17:59:41,414 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@77ac3679 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:59:41, skipping insertion in model container [2019-11-26 17:59:41,414 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:59:41" (1/1) ... [2019-11-26 17:59:41,427 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 17:59:41,566 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 17:59:41,815 ERROR L326 MainTranslator]: Unsupported Syntax: Undefined type __io_read_fn [2019-11-26 17:59:41,819 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@74e0c23a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:59:41, skipping insertion in model container [2019-11-26 17:59:41,820 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 17:59:41,820 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2019-11-26 17:59:41,892 INFO L168 Benchmark]: Toolchain (without parser) took 429.19 ms. Allocated memory is still 1.0 GB. Free memory was 961.7 MB in the beginning and 938.8 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. [2019-11-26 17:59:41,892 INFO L168 Benchmark]: CDTParser took 0.34 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:59:41,909 INFO L168 Benchmark]: CACSL2BoogieTranslator took 420.92 ms. Allocated memory is still 1.0 GB. Free memory was 961.7 MB in the beginning and 938.8 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. [2019-11-26 17:59:41,911 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 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 420.92 ms. Allocated memory is still 1.0 GB. Free memory was 961.7 MB in the beginning and 938.8 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 261]: Unsupported Syntax Undefined type __io_read_fn RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-025d5a2 [2019-11-26 17:59:44,574 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 17:59:44,576 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 17:59:44,600 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 17:59:44,601 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 17:59:44,608 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 17:59:44,610 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 17:59:44,623 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 17:59:44,630 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 17:59:44,634 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 17:59:44,635 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 17:59:44,641 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 17:59:44,641 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 17:59:44,643 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 17:59:44,646 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 17:59:44,648 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 17:59:44,652 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 17:59:44,653 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 17:59:44,655 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 17:59:44,661 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 17:59:44,667 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 17:59:44,672 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 17:59:44,673 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 17:59:44,678 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 17:59:44,681 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 17:59:44,683 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 17:59:44,683 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 17:59:44,686 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 17:59:44,686 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 17:59:44,688 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 17:59:44,689 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 17:59:44,689 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 17:59:44,691 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 17:59:44,692 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 17:59:44,695 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 17:59:44,696 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 17:59:44,696 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 17:59:44,698 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 17:59:44,698 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 17:59:44,699 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 17:59:44,702 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 17:59:44,702 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf [2019-11-26 17:59:44,731 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 17:59:44,731 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 17:59:44,733 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 17:59:44,735 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 17:59:44,735 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 17:59:44,735 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 17:59:44,736 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-26 17:59:44,736 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 17:59:44,736 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 17:59:44,737 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-26 17:59:44,738 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-26 17:59:44,741 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-11-26 17:59:44,741 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 17:59:44,742 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-26 17:59:44,742 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 17:59:44,742 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 17:59:44,742 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 17:59:44,743 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 17:59:44,743 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 17:59:44,743 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 17:59:44,743 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 17:59:44,744 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 17:59:44,744 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 17:59:44,744 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 17:59:44,744 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 17:59:44,746 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 17:59:44,746 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 17:59:44,746 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 -> a7d0484bd24c57be5f8357c4251bb6e8471d46d9 [2019-11-26 17:59:45,174 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 17:59:45,194 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 17:59:45,197 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 17:59:45,202 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 17:59:45,202 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 17:59:45,204 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/busybox-1.22.0/du-1.i [2019-11-26 17:59:45,312 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d0ec456bb/9c723b97aeb14373afcd36ce2b67633d/FLAGc3284002a [2019-11-26 17:59:46,385 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 17:59:46,386 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/du-1.i [2019-11-26 17:59:46,432 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d0ec456bb/9c723b97aeb14373afcd36ce2b67633d/FLAGc3284002a [2019-11-26 17:59:46,835 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d0ec456bb/9c723b97aeb14373afcd36ce2b67633d [2019-11-26 17:59:46,841 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 17:59:46,842 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2019-11-26 17:59:46,851 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 17:59:46,851 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 17:59:46,857 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 17:59:46,858 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:59:46" (1/1) ... [2019-11-26 17:59:46,861 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@655be99c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:59:46, skipping insertion in model container [2019-11-26 17:59:46,861 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:59:46" (1/1) ... [2019-11-26 17:59:46,876 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 17:59:47,008 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 17:59:47,297 ERROR L326 MainTranslator]: Unsupported Syntax: Undefined type __io_read_fn [2019-11-26 17:59:47,304 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@4bb26da9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:59:47, skipping insertion in model container [2019-11-26 17:59:47,305 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 17:59:47,305 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2019-11-26 17:59:47,310 INFO L168 Benchmark]: Toolchain (without parser) took 464.87 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 995.1 MB in the end (delta: -39.2 MB). Peak memory consumption was 33.9 MB. Max. memory is 12.5 GB. [2019-11-26 17:59:47,311 INFO L168 Benchmark]: CDTParser took 0.55 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:59:47,320 INFO L168 Benchmark]: CACSL2BoogieTranslator took 454.44 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 995.1 MB in the end (delta: -39.2 MB). Peak memory consumption was 33.9 MB. Max. memory is 12.5 GB. [2019-11-26 17:59:47,323 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.55 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 454.44 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 995.1 MB in the end (delta: -39.2 MB). Peak memory consumption was 33.9 MB. Max. memory is 12.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 261]: Unsupported Syntax Undefined type __io_read_fn RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...