./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 a4ecdabc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_3b41788b-d11d-4bb4-8cea-b047ec883f17/bin/uautomizer/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_3b41788b-d11d-4bb4-8cea-b047ec883f17/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_3b41788b-d11d-4bb4-8cea-b047ec883f17/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_3b41788b-d11d-4bb4-8cea-b047ec883f17/bin/uautomizer/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/tac-1.i -s /tmp/vcloud-vcloud-master/worker/run_dir_3b41788b-d11d-4bb4-8cea-b047ec883f17/bin/uautomizer/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_3b41788b-d11d-4bb4-8cea-b047ec883f17/bin/uautomizer --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 67b95fb0884527cff4cd990f5c76069c4524d11d .............................................................................................................................. Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_3b41788b-d11d-4bb4-8cea-b047ec883f17/bin/uautomizer/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_3b41788b-d11d-4bb4-8cea-b047ec883f17/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_3b41788b-d11d-4bb4-8cea-b047ec883f17/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_3b41788b-d11d-4bb4-8cea-b047ec883f17/bin/uautomizer/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/tac-1.i -s /tmp/vcloud-vcloud-master/worker/run_dir_3b41788b-d11d-4bb4-8cea-b047ec883f17/bin/uautomizer/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_3b41788b-d11d-4bb4-8cea-b047ec883f17/bin/uautomizer --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 67b95fb0884527cff4cd990f5c76069c4524d11d ................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.2.0-a4ecdab [2020-11-29 21:21:20,065 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-29 21:21:20,073 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-29 21:21:20,142 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-29 21:21:20,143 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-29 21:21:20,148 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-29 21:21:20,151 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-29 21:21:20,158 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-29 21:21:20,161 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-29 21:21:20,166 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-29 21:21:20,168 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-29 21:21:20,170 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-29 21:21:20,170 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-29 21:21:20,173 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-29 21:21:20,175 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-29 21:21:20,177 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-29 21:21:20,178 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-29 21:21:20,179 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-29 21:21:20,185 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-29 21:21:20,195 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-29 21:21:20,197 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-29 21:21:20,198 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-29 21:21:20,200 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-29 21:21:20,201 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-29 21:21:20,210 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-29 21:21:20,210 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-29 21:21:20,211 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-29 21:21:20,213 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-29 21:21:20,213 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-29 21:21:20,216 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-29 21:21:20,217 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-29 21:21:20,218 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-29 21:21:20,220 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-29 21:21:20,221 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-29 21:21:20,222 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-29 21:21:20,223 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-29 21:21:20,224 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-29 21:21:20,224 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-29 21:21:20,224 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-29 21:21:20,225 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-29 21:21:20,227 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-29 21:21:20,230 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_3b41788b-d11d-4bb4-8cea-b047ec883f17/bin/uautomizer/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf [2020-11-29 21:21:20,268 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-29 21:21:20,269 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-29 21:21:20,270 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-29 21:21:20,271 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-29 21:21:20,271 INFO L138 SettingsManager]: * Use SBE=true [2020-11-29 21:21:20,271 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-29 21:21:20,272 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2020-11-29 21:21:20,272 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-29 21:21:20,272 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-29 21:21:20,272 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2020-11-29 21:21:20,273 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2020-11-29 21:21:20,274 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2020-11-29 21:21:20,274 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-29 21:21:20,274 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-11-29 21:21:20,274 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-29 21:21:20,275 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-29 21:21:20,275 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-11-29 21:21:20,275 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-29 21:21:20,275 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-29 21:21:20,275 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-29 21:21:20,276 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-29 21:21:20,276 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-29 21:21:20,276 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-11-29 21:21:20,276 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-29 21:21:20,277 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-29 21:21:20,277 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud-vcloud-master/worker/run_dir_3b41788b-d11d-4bb4-8cea-b047ec883f17/bin/uautomizer/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_3b41788b-d11d-4bb4-8cea-b047ec883f17/bin/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 67b95fb0884527cff4cd990f5c76069c4524d11d [2020-11-29 21:21:20,551 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-29 21:21:20,587 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-29 21:21:20,590 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-29 21:21:20,591 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-29 21:21:20,592 INFO L275 PluginConnector]: CDTParser initialized [2020-11-29 21:21:20,593 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_3b41788b-d11d-4bb4-8cea-b047ec883f17/bin/uautomizer/../../sv-benchmarks/c/busybox-1.22.0/tac-1.i [2020-11-29 21:21:20,674 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_3b41788b-d11d-4bb4-8cea-b047ec883f17/bin/uautomizer/data/10a565bf3/51477c45d8ad4a698ac41b4533f84b63/FLAG72ce1102f [2020-11-29 21:21:21,488 INFO L306 CDTParser]: Found 1 translation units. [2020-11-29 21:21:21,489 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_3b41788b-d11d-4bb4-8cea-b047ec883f17/sv-benchmarks/c/busybox-1.22.0/tac-1.i [2020-11-29 21:21:21,528 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_3b41788b-d11d-4bb4-8cea-b047ec883f17/bin/uautomizer/data/10a565bf3/51477c45d8ad4a698ac41b4533f84b63/FLAG72ce1102f [2020-11-29 21:21:21,562 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_3b41788b-d11d-4bb4-8cea-b047ec883f17/bin/uautomizer/data/10a565bf3/51477c45d8ad4a698ac41b4533f84b63 [2020-11-29 21:21:21,565 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-29 21:21:21,568 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2020-11-29 21:21:21,571 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-29 21:21:21,571 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-29 21:21:21,575 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-29 21:21:21,576 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 09:21:21" (1/1) ... [2020-11-29 21:21:21,578 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@410a724a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 09:21:21, skipping insertion in model container [2020-11-29 21:21:21,578 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 09:21:21" (1/1) ... [2020-11-29 21:21:21,585 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-29 21:21:21,668 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-29 21:21:22,757 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2020-11-29 21:21:22,757 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@5ee2fc4f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 09:21:22, skipping insertion in model container [2020-11-29 21:21:22,757 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-29 21:21:22,758 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2020-11-29 21:21:22,760 INFO L168 Benchmark]: Toolchain (without parser) took 1191.03 ms. Allocated memory is still 98.6 MB. Free memory was 61.3 MB in the beginning and 62.0 MB in the end (delta: -747.6 kB). Peak memory consumption was 11.7 MB. Max. memory is 16.1 GB. [2020-11-29 21:21:22,761 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 81.8 MB. Free memory was 54.6 MB in the beginning and 54.6 MB in the end (delta: 27.1 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-29 21:21:22,762 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1186.61 ms. Allocated memory is still 98.6 MB. Free memory was 61.3 MB in the beginning and 62.0 MB in the end (delta: -747.6 kB). Peak memory consumption was 11.7 MB. Max. memory is 16.1 GB. [2020-11-29 21:21:22,763 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 ms. Allocated memory is still 81.8 MB. Free memory was 54.6 MB in the beginning and 54.6 MB in the end (delta: 27.1 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1186.61 ms. Allocated memory is still 98.6 MB. Free memory was 61.3 MB in the beginning and 62.0 MB in the end (delta: -747.6 kB). Peak memory consumption was 11.7 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2259]: 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 0.2.0-a4ecdab [2020-11-29 21:21:24,948 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-29 21:21:24,951 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-29 21:21:24,989 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-29 21:21:24,990 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-29 21:21:24,995 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-29 21:21:24,998 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-29 21:21:25,002 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-29 21:21:25,005 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-29 21:21:25,011 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-29 21:21:25,012 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-29 21:21:25,026 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-29 21:21:25,026 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-29 21:21:25,029 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-29 21:21:25,031 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-29 21:21:25,032 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-29 21:21:25,033 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-29 21:21:25,036 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-29 21:21:25,040 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-29 21:21:25,047 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-29 21:21:25,052 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-29 21:21:25,053 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-29 21:21:25,056 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-29 21:21:25,057 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-29 21:21:25,066 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-29 21:21:25,066 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-29 21:21:25,066 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-29 21:21:25,069 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-29 21:21:25,070 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-29 21:21:25,071 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-29 21:21:25,071 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-29 21:21:25,072 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-29 21:21:25,074 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-29 21:21:25,074 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-29 21:21:25,076 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-29 21:21:25,076 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-29 21:21:25,077 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-29 21:21:25,077 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-29 21:21:25,077 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-29 21:21:25,079 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-29 21:21:25,080 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-29 21:21:25,081 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_3b41788b-d11d-4bb4-8cea-b047ec883f17/bin/uautomizer/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf [2020-11-29 21:21:25,125 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-29 21:21:25,125 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-29 21:21:25,128 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-29 21:21:25,128 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-29 21:21:25,129 INFO L138 SettingsManager]: * Use SBE=true [2020-11-29 21:21:25,129 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-29 21:21:25,129 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2020-11-29 21:21:25,129 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-29 21:21:25,129 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-29 21:21:25,130 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2020-11-29 21:21:25,131 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2020-11-29 21:21:25,131 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2020-11-29 21:21:25,131 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-29 21:21:25,131 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-11-29 21:21:25,131 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-11-29 21:21:25,132 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-11-29 21:21:25,132 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-29 21:21:25,132 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-29 21:21:25,132 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-11-29 21:21:25,132 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-29 21:21:25,132 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-29 21:21:25,133 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-29 21:21:25,133 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-29 21:21:25,133 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-29 21:21:25,133 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2020-11-29 21:21:25,133 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-11-29 21:21:25,134 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-29 21:21:25,134 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-11-29 21:21:25,134 INFO L138 SettingsManager]: * Logic for external solver=AUFBV WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud-vcloud-master/worker/run_dir_3b41788b-d11d-4bb4-8cea-b047ec883f17/bin/uautomizer/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_3b41788b-d11d-4bb4-8cea-b047ec883f17/bin/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 67b95fb0884527cff4cd990f5c76069c4524d11d [2020-11-29 21:21:25,567 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-29 21:21:25,594 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-29 21:21:25,598 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-29 21:21:25,600 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-29 21:21:25,601 INFO L275 PluginConnector]: CDTParser initialized [2020-11-29 21:21:25,602 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_3b41788b-d11d-4bb4-8cea-b047ec883f17/bin/uautomizer/../../sv-benchmarks/c/busybox-1.22.0/tac-1.i [2020-11-29 21:21:25,671 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_3b41788b-d11d-4bb4-8cea-b047ec883f17/bin/uautomizer/data/f39b36cc1/df26090fbb1d439fbbba5861ec91566d/FLAG45f8ff6c9 [2020-11-29 21:21:26,468 INFO L306 CDTParser]: Found 1 translation units. [2020-11-29 21:21:26,469 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_3b41788b-d11d-4bb4-8cea-b047ec883f17/sv-benchmarks/c/busybox-1.22.0/tac-1.i [2020-11-29 21:21:26,512 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_3b41788b-d11d-4bb4-8cea-b047ec883f17/bin/uautomizer/data/f39b36cc1/df26090fbb1d439fbbba5861ec91566d/FLAG45f8ff6c9 [2020-11-29 21:21:26,546 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_3b41788b-d11d-4bb4-8cea-b047ec883f17/bin/uautomizer/data/f39b36cc1/df26090fbb1d439fbbba5861ec91566d [2020-11-29 21:21:26,549 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-29 21:21:26,551 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2020-11-29 21:21:26,555 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-29 21:21:26,555 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-29 21:21:26,560 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-29 21:21:26,561 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 09:21:26" (1/1) ... [2020-11-29 21:21:26,563 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1959f3d4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 09:21:26, skipping insertion in model container [2020-11-29 21:21:26,563 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 09:21:26" (1/1) ... [2020-11-29 21:21:26,570 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-29 21:21:26,686 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-29 21:21:27,866 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2020-11-29 21:21:27,867 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@1ee9b22b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 09:21:27, skipping insertion in model container [2020-11-29 21:21:27,867 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-29 21:21:27,867 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2020-11-29 21:21:27,871 INFO L168 Benchmark]: Toolchain (without parser) took 1316.97 ms. Allocated memory was 50.3 MB in the beginning and 62.9 MB in the end (delta: 12.6 MB). Free memory was 22.0 MB in the beginning and 32.3 MB in the end (delta: -10.3 MB). Peak memory consumption was 7.6 MB. Max. memory is 16.1 GB. [2020-11-29 21:21:27,873 INFO L168 Benchmark]: CDTParser took 0.45 ms. Allocated memory is still 50.3 MB. Free memory was 32.2 MB in the beginning and 32.2 MB in the end (delta: 25.1 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-29 21:21:27,874 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1312.38 ms. Allocated memory was 50.3 MB in the beginning and 62.9 MB in the end (delta: 12.6 MB). Free memory was 21.8 MB in the beginning and 32.3 MB in the end (delta: -10.5 MB). Peak memory consumption was 7.6 MB. Max. memory is 16.1 GB. [2020-11-29 21:21:27,877 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.45 ms. Allocated memory is still 50.3 MB. Free memory was 32.2 MB in the beginning and 32.2 MB in the end (delta: 25.1 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1312.38 ms. Allocated memory was 50.3 MB in the beginning and 62.9 MB in the end (delta: 12.6 MB). Free memory was 21.8 MB in the beginning and 32.3 MB in the end (delta: -10.5 MB). Peak memory consumption was 7.6 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2259]: 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...