./Ultimate.py --spec ../sv-benchmarks/c/properties/valid-memsafety.prp --file ../sv-benchmarks/c/busybox-1.22.0/sleep-3.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 906a4fb5 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerMemDerefMemtrack.xml -i ../sv-benchmarks/c/busybox-1.22.0/sleep-3.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 7823e9148dca40c4dde3fd1717e37bdaf00532d1 ......................................................................................................................... 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/sleep-3.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 7823e9148dca40c4dde3fd1717e37bdaf00532d1 ............................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.25-906a4fb [2020-10-19 18:28:19,005 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-19 18:28:19,008 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-19 18:28:19,039 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-19 18:28:19,040 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-19 18:28:19,041 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-19 18:28:19,042 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-19 18:28:19,044 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-19 18:28:19,046 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-19 18:28:19,047 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-19 18:28:19,048 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-19 18:28:19,049 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-19 18:28:19,050 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-19 18:28:19,051 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-19 18:28:19,052 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-19 18:28:19,053 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-19 18:28:19,054 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-19 18:28:19,056 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-19 18:28:19,058 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-19 18:28:19,060 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-19 18:28:19,062 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-19 18:28:19,063 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-19 18:28:19,065 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-19 18:28:19,066 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-19 18:28:19,069 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-19 18:28:19,069 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-19 18:28:19,069 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-19 18:28:19,070 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-19 18:28:19,071 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-19 18:28:19,072 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-19 18:28:19,072 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-19 18:28:19,073 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-19 18:28:19,074 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-19 18:28:19,075 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-19 18:28:19,076 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-19 18:28:19,076 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-19 18:28:19,077 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-19 18:28:19,077 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-19 18:28:19,078 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-19 18:28:19,079 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-19 18:28:19,080 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-19 18:28:19,081 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf [2020-10-19 18:28:19,104 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-19 18:28:19,105 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-19 18:28:19,106 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-19 18:28:19,107 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-19 18:28:19,107 INFO L138 SettingsManager]: * Use SBE=true [2020-10-19 18:28:19,107 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-19 18:28:19,108 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2020-10-19 18:28:19,108 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-19 18:28:19,108 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-19 18:28:19,108 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2020-10-19 18:28:19,109 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2020-10-19 18:28:19,109 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2020-10-19 18:28:19,109 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-19 18:28:19,109 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-10-19 18:28:19,110 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-19 18:28:19,110 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-19 18:28:19,110 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-19 18:28:19,111 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-19 18:28:19,111 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-19 18:28:19,111 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-19 18:28:19,111 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-19 18:28:19,112 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-19 18:28:19,112 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-19 18:28:19,112 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-19 18:28:19,113 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-19 18:28:19,113 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 -> 7823e9148dca40c4dde3fd1717e37bdaf00532d1 [2020-10-19 18:28:19,449 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-19 18:28:19,462 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-19 18:28:19,465 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-19 18:28:19,467 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-19 18:28:19,468 INFO L275 PluginConnector]: CDTParser initialized [2020-10-19 18:28:19,468 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/busybox-1.22.0/sleep-3.i [2020-10-19 18:28:19,535 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3ce79e0c4/a3e7ed60005e49e69df6ba55fda872d9/FLAG23b0a9010 [2020-10-19 18:28:20,149 INFO L306 CDTParser]: Found 1 translation units. [2020-10-19 18:28:20,151 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/sleep-3.i [2020-10-19 18:28:20,196 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3ce79e0c4/a3e7ed60005e49e69df6ba55fda872d9/FLAG23b0a9010 [2020-10-19 18:28:20,282 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3ce79e0c4/a3e7ed60005e49e69df6ba55fda872d9 [2020-10-19 18:28:20,285 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-19 18:28:20,293 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2020-10-19 18:28:20,294 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-19 18:28:20,294 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-19 18:28:20,298 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-19 18:28:20,299 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.10 06:28:20" (1/1) ... [2020-10-19 18:28:20,302 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@79f4034b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 06:28:20, skipping insertion in model container [2020-10-19 18:28:20,302 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.10 06:28:20" (1/1) ... [2020-10-19 18:28:20,310 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-19 18:28:20,377 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-19 18:28:21,641 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_error_msg_and_die [2020-10-19 18:28:21,643 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@f8d99dc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 06:28:21, skipping insertion in model container [2020-10-19 18:28:21,643 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-19 18:28:21,644 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2020-10-19 18:28:21,648 INFO L168 Benchmark]: Toolchain (without parser) took 1359.24 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 147.8 MB). Free memory was 953.2 MB in the beginning and 1.1 GB in the end (delta: -162.2 MB). Peak memory consumption was 33.0 MB. Max. memory is 11.5 GB. [2020-10-19 18:28:21,648 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 1.0 GB. Free memory is still 985.5 MB. There was no memory consumed. Max. memory is 11.5 GB. [2020-10-19 18:28:21,650 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1349.93 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 147.8 MB). Free memory was 953.2 MB in the beginning and 1.1 GB in the end (delta: -162.2 MB). Peak memory consumption was 33.0 MB. Max. memory is 11.5 GB. [2020-10-19 18:28:21,653 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 ms. Allocated memory is still 1.0 GB. Free memory is still 985.5 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 1349.93 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 147.8 MB). Free memory was 953.2 MB in the beginning and 1.1 GB in the end (delta: -162.2 MB). Peak memory consumption was 33.0 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2673]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: bb_error_msg_and_die RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.25-906a4fb [2020-10-19 18:28:23,432 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-19 18:28:23,435 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-19 18:28:23,460 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-19 18:28:23,461 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-19 18:28:23,462 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-19 18:28:23,464 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-19 18:28:23,466 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-19 18:28:23,468 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-19 18:28:23,469 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-19 18:28:23,470 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-19 18:28:23,471 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-19 18:28:23,472 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-19 18:28:23,473 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-19 18:28:23,474 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-19 18:28:23,476 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-19 18:28:23,480 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-19 18:28:23,481 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-19 18:28:23,483 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-19 18:28:23,485 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-19 18:28:23,490 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-19 18:28:23,495 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-19 18:28:23,497 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-19 18:28:23,500 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-19 18:28:23,506 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-19 18:28:23,507 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-19 18:28:23,507 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-19 18:28:23,510 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-19 18:28:23,511 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-19 18:28:23,512 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-19 18:28:23,514 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-19 18:28:23,515 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-19 18:28:23,516 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-19 18:28:23,517 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-19 18:28:23,518 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-19 18:28:23,519 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-19 18:28:23,520 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-19 18:28:23,520 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-19 18:28:23,520 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-19 18:28:23,521 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-19 18:28:23,530 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-19 18:28:23,531 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf [2020-10-19 18:28:23,572 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-19 18:28:23,573 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-19 18:28:23,574 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-19 18:28:23,575 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-19 18:28:23,575 INFO L138 SettingsManager]: * Use SBE=true [2020-10-19 18:28:23,576 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-19 18:28:23,576 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2020-10-19 18:28:23,576 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-19 18:28:23,577 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-19 18:28:23,577 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2020-10-19 18:28:23,578 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2020-10-19 18:28:23,578 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2020-10-19 18:28:23,579 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-19 18:28:23,579 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-10-19 18:28:23,579 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-10-19 18:28:23,580 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-10-19 18:28:23,580 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-19 18:28:23,580 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-19 18:28:23,581 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-19 18:28:23,581 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-19 18:28:23,581 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-19 18:28:23,581 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-19 18:28:23,582 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-19 18:28:23,582 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-19 18:28:23,582 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2020-10-19 18:28:23,583 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-10-19 18:28:23,583 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-19 18:28:23,583 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-10-19 18:28:23,584 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 -> 7823e9148dca40c4dde3fd1717e37bdaf00532d1 [2020-10-19 18:28:23,913 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-19 18:28:23,924 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-19 18:28:23,927 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-19 18:28:23,929 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-19 18:28:23,932 INFO L275 PluginConnector]: CDTParser initialized [2020-10-19 18:28:23,933 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/busybox-1.22.0/sleep-3.i [2020-10-19 18:28:24,005 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2a5e954c6/6aa5910c838e4b09ae6778563af47846/FLAG7654f98da [2020-10-19 18:28:24,670 INFO L306 CDTParser]: Found 1 translation units. [2020-10-19 18:28:24,671 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/sleep-3.i [2020-10-19 18:28:24,700 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2a5e954c6/6aa5910c838e4b09ae6778563af47846/FLAG7654f98da [2020-10-19 18:28:24,855 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2a5e954c6/6aa5910c838e4b09ae6778563af47846 [2020-10-19 18:28:24,858 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-19 18:28:24,865 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2020-10-19 18:28:24,866 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-19 18:28:24,866 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-19 18:28:24,870 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-19 18:28:24,871 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.10 06:28:24" (1/1) ... [2020-10-19 18:28:24,874 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5fc6d27b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 06:28:24, skipping insertion in model container [2020-10-19 18:28:24,874 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.10 06:28:24" (1/1) ... [2020-10-19 18:28:24,882 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-19 18:28:24,957 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-19 18:28:26,315 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_error_msg_and_die [2020-10-19 18:28:26,316 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@49d20205 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 06:28:26, skipping insertion in model container [2020-10-19 18:28:26,317 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-19 18:28:26,317 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2020-10-19 18:28:26,320 INFO L168 Benchmark]: Toolchain (without parser) took 1459.75 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 150.5 MB). Free memory was 954.6 MB in the beginning and 1.1 GB in the end (delta: -161.8 MB). Peak memory consumption was 32.9 MB. Max. memory is 11.5 GB. [2020-10-19 18:28:26,321 INFO L168 Benchmark]: CDTParser took 0.48 ms. Allocated memory is still 1.0 GB. Free memory is still 985.5 MB. There was no memory consumed. Max. memory is 11.5 GB. [2020-10-19 18:28:26,322 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1451.43 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 150.5 MB). Free memory was 954.6 MB in the beginning and 1.1 GB in the end (delta: -161.8 MB). Peak memory consumption was 32.9 MB. Max. memory is 11.5 GB. [2020-10-19 18:28:26,325 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.48 ms. Allocated memory is still 1.0 GB. Free memory is still 985.5 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 1451.43 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 150.5 MB). Free memory was 954.6 MB in the beginning and 1.1 GB in the end (delta: -161.8 MB). Peak memory consumption was 32.9 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2673]: 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...