./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/busybox-1.22.0/fold-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_71863fe1-cb06-4b21-97f8-a74291701cb2/bin/uautomizer/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_71863fe1-cb06-4b21-97f8-a74291701cb2/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_71863fe1-cb06-4b21-97f8-a74291701cb2/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_71863fe1-cb06-4b21-97f8-a74291701cb2/bin/uautomizer/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/fold-1.i -s /tmp/vcloud-vcloud-master/worker/run_dir_71863fe1-cb06-4b21-97f8-a74291701cb2/bin/uautomizer/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_71863fe1-cb06-4b21-97f8-a74291701cb2/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 334450e9aa5addf509e3899167897d84dd173425 .............................................................................................................................. 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_71863fe1-cb06-4b21-97f8-a74291701cb2/bin/uautomizer/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_71863fe1-cb06-4b21-97f8-a74291701cb2/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_71863fe1-cb06-4b21-97f8-a74291701cb2/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_71863fe1-cb06-4b21-97f8-a74291701cb2/bin/uautomizer/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/fold-1.i -s /tmp/vcloud-vcloud-master/worker/run_dir_71863fe1-cb06-4b21-97f8-a74291701cb2/bin/uautomizer/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_71863fe1-cb06-4b21-97f8-a74291701cb2/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 334450e9aa5addf509e3899167897d84dd173425 ................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.2.0-a4ecdab [2020-11-30 01:10:48,398 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-30 01:10:48,401 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-30 01:10:48,480 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-30 01:10:48,481 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-30 01:10:48,483 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-30 01:10:48,486 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-30 01:10:48,489 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-30 01:10:48,492 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-30 01:10:48,493 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-30 01:10:48,495 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-30 01:10:48,497 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-30 01:10:48,497 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-30 01:10:48,499 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-30 01:10:48,501 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-30 01:10:48,503 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-30 01:10:48,504 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-30 01:10:48,505 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-30 01:10:48,508 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-30 01:10:48,511 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-30 01:10:48,514 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-30 01:10:48,516 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-30 01:10:48,518 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-30 01:10:48,520 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-30 01:10:48,524 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-30 01:10:48,525 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-30 01:10:48,526 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-30 01:10:48,527 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-30 01:10:48,528 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-30 01:10:48,529 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-30 01:10:48,530 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-30 01:10:48,532 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-30 01:10:48,533 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-30 01:10:48,534 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-30 01:10:48,536 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-30 01:10:48,536 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-30 01:10:48,537 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-30 01:10:48,538 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-30 01:10:48,538 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-30 01:10:48,540 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-30 01:10:48,541 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-30 01:10:48,545 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_71863fe1-cb06-4b21-97f8-a74291701cb2/bin/uautomizer/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf [2020-11-30 01:10:48,600 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-30 01:10:48,609 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-30 01:10:48,612 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-30 01:10:48,612 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-30 01:10:48,612 INFO L138 SettingsManager]: * Use SBE=true [2020-11-30 01:10:48,613 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-30 01:10:48,613 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2020-11-30 01:10:48,613 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-30 01:10:48,614 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-30 01:10:48,614 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2020-11-30 01:10:48,615 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2020-11-30 01:10:48,616 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2020-11-30 01:10:48,616 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-30 01:10:48,616 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-11-30 01:10:48,616 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-30 01:10:48,617 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-30 01:10:48,617 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-11-30 01:10:48,617 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-30 01:10:48,618 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-30 01:10:48,618 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-30 01:10:48,618 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-30 01:10:48,619 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-30 01:10:48,619 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-11-30 01:10:48,619 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-30 01:10:48,619 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-30 01:10:48,620 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_71863fe1-cb06-4b21-97f8-a74291701cb2/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_71863fe1-cb06-4b21-97f8-a74291701cb2/bin/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 334450e9aa5addf509e3899167897d84dd173425 [2020-11-30 01:10:49,002 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-30 01:10:49,060 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-30 01:10:49,065 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-30 01:10:49,067 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-30 01:10:49,068 INFO L275 PluginConnector]: CDTParser initialized [2020-11-30 01:10:49,069 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_71863fe1-cb06-4b21-97f8-a74291701cb2/bin/uautomizer/../../sv-benchmarks/c/busybox-1.22.0/fold-1.i [2020-11-30 01:10:49,160 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_71863fe1-cb06-4b21-97f8-a74291701cb2/bin/uautomizer/data/acee455d0/5f0944761fb848e9bc296321321150f7/FLAGebe05fd08 [2020-11-30 01:10:50,101 INFO L306 CDTParser]: Found 1 translation units. [2020-11-30 01:10:50,102 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_71863fe1-cb06-4b21-97f8-a74291701cb2/sv-benchmarks/c/busybox-1.22.0/fold-1.i [2020-11-30 01:10:50,143 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_71863fe1-cb06-4b21-97f8-a74291701cb2/bin/uautomizer/data/acee455d0/5f0944761fb848e9bc296321321150f7/FLAGebe05fd08 [2020-11-30 01:10:50,568 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_71863fe1-cb06-4b21-97f8-a74291701cb2/bin/uautomizer/data/acee455d0/5f0944761fb848e9bc296321321150f7 [2020-11-30 01:10:50,572 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-30 01:10:50,574 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2020-11-30 01:10:50,576 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-30 01:10:50,576 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-30 01:10:50,581 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-30 01:10:50,582 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.11 01:10:50" (1/1) ... [2020-11-30 01:10:50,584 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3915a8aa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:10:50, skipping insertion in model container [2020-11-30 01:10:50,585 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.11 01:10:50" (1/1) ... [2020-11-30 01:10:50,594 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-30 01:10:50,693 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-30 01:10:52,360 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2020-11-30 01:10:52,362 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@491a007a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:10:52, skipping insertion in model container [2020-11-30 01:10:52,363 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-30 01:10:52,363 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2020-11-30 01:10:52,368 INFO L168 Benchmark]: Toolchain (without parser) took 1790.80 ms. Allocated memory was 79.7 MB in the beginning and 100.7 MB in the end (delta: 21.0 MB). Free memory was 55.7 MB in the beginning and 63.7 MB in the end (delta: -8.0 MB). Peak memory consumption was 15.6 MB. Max. memory is 16.1 GB. [2020-11-30 01:10:52,370 INFO L168 Benchmark]: CDTParser took 0.66 ms. Allocated memory is still 79.7 MB. Free memory was 61.2 MB in the beginning and 61.1 MB in the end (delta: 61.7 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-30 01:10:52,373 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1787.63 ms. Allocated memory was 79.7 MB in the beginning and 100.7 MB in the end (delta: 21.0 MB). Free memory was 55.4 MB in the beginning and 63.7 MB in the end (delta: -8.2 MB). Peak memory consumption was 15.6 MB. Max. memory is 16.1 GB. [2020-11-30 01:10:52,376 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.66 ms. Allocated memory is still 79.7 MB. Free memory was 61.2 MB in the beginning and 61.1 MB in the end (delta: 61.7 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1787.63 ms. Allocated memory was 79.7 MB in the beginning and 100.7 MB in the end (delta: 21.0 MB). Free memory was 55.4 MB in the beginning and 63.7 MB in the end (delta: -8.2 MB). Peak memory consumption was 15.6 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2310]: 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 [2020-11-30 01:10:55,067 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-30 01:10:55,070 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-30 01:10:55,113 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-30 01:10:55,114 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-30 01:10:55,120 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-30 01:10:55,123 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-30 01:10:55,128 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-30 01:10:55,132 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-30 01:10:55,139 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-30 01:10:55,141 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-30 01:10:55,150 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-30 01:10:55,151 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-30 01:10:55,154 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-30 01:10:55,156 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-30 01:10:55,159 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-30 01:10:55,161 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-30 01:10:55,166 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-30 01:10:55,169 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-30 01:10:55,171 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-30 01:10:55,173 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-30 01:10:55,180 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-30 01:10:55,181 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-30 01:10:55,182 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-30 01:10:55,186 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-30 01:10:55,186 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-30 01:10:55,187 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-30 01:10:55,188 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-30 01:10:55,189 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-30 01:10:55,209 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-30 01:10:55,210 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-30 01:10:55,211 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-30 01:10:55,213 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-30 01:10:55,214 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-30 01:10:55,215 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-30 01:10:55,216 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-30 01:10:55,216 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-30 01:10:55,217 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-30 01:10:55,217 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-30 01:10:55,219 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-30 01:10:55,220 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-30 01:10:55,221 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_71863fe1-cb06-4b21-97f8-a74291701cb2/bin/uautomizer/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf [2020-11-30 01:10:55,271 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-30 01:10:55,271 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-30 01:10:55,276 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-30 01:10:55,276 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-30 01:10:55,276 INFO L138 SettingsManager]: * Use SBE=true [2020-11-30 01:10:55,276 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-30 01:10:55,277 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2020-11-30 01:10:55,277 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-30 01:10:55,277 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-30 01:10:55,277 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2020-11-30 01:10:55,278 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2020-11-30 01:10:55,279 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2020-11-30 01:10:55,279 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-30 01:10:55,279 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-11-30 01:10:55,279 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-11-30 01:10:55,279 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-11-30 01:10:55,280 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-30 01:10:55,280 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-30 01:10:55,280 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-11-30 01:10:55,280 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-30 01:10:55,280 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-30 01:10:55,281 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-30 01:10:55,281 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-30 01:10:55,281 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-30 01:10:55,281 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2020-11-30 01:10:55,281 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-11-30 01:10:55,282 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-30 01:10:55,282 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-11-30 01:10:55,282 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_71863fe1-cb06-4b21-97f8-a74291701cb2/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_71863fe1-cb06-4b21-97f8-a74291701cb2/bin/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 334450e9aa5addf509e3899167897d84dd173425 [2020-11-30 01:10:55,721 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-30 01:10:55,772 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-30 01:10:55,775 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-30 01:10:55,777 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-30 01:10:55,778 INFO L275 PluginConnector]: CDTParser initialized [2020-11-30 01:10:55,779 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_71863fe1-cb06-4b21-97f8-a74291701cb2/bin/uautomizer/../../sv-benchmarks/c/busybox-1.22.0/fold-1.i [2020-11-30 01:10:55,860 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_71863fe1-cb06-4b21-97f8-a74291701cb2/bin/uautomizer/data/18f7b8535/b4e15b64cd794cdaad032f7b009fab54/FLAG01a7d1be9 [2020-11-30 01:10:56,727 INFO L306 CDTParser]: Found 1 translation units. [2020-11-30 01:10:56,729 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_71863fe1-cb06-4b21-97f8-a74291701cb2/sv-benchmarks/c/busybox-1.22.0/fold-1.i [2020-11-30 01:10:56,777 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_71863fe1-cb06-4b21-97f8-a74291701cb2/bin/uautomizer/data/18f7b8535/b4e15b64cd794cdaad032f7b009fab54/FLAG01a7d1be9 [2020-11-30 01:10:56,813 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_71863fe1-cb06-4b21-97f8-a74291701cb2/bin/uautomizer/data/18f7b8535/b4e15b64cd794cdaad032f7b009fab54 [2020-11-30 01:10:56,816 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-30 01:10:56,819 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2020-11-30 01:10:56,823 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-30 01:10:56,823 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-30 01:10:56,828 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-30 01:10:56,830 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.11 01:10:56" (1/1) ... [2020-11-30 01:10:56,833 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@e8e58f8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:10:56, skipping insertion in model container [2020-11-30 01:10:56,834 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.11 01:10:56" (1/1) ... [2020-11-30 01:10:56,843 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-30 01:10:56,974 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-30 01:10:58,781 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2020-11-30 01:10:58,790 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@31be97b1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:10:58, skipping insertion in model container [2020-11-30 01:10:58,792 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-30 01:10:58,793 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2020-11-30 01:10:58,796 INFO L168 Benchmark]: Toolchain (without parser) took 1975.00 ms. Allocated memory is still 60.8 MB. Free memory was 33.7 MB in the beginning and 28.4 MB in the end (delta: 5.3 MB). Peak memory consumption was 9.5 MB. Max. memory is 16.1 GB. [2020-11-30 01:10:58,798 INFO L168 Benchmark]: CDTParser took 0.33 ms. Allocated memory is still 60.8 MB. Free memory was 41.7 MB in the beginning and 41.7 MB in the end (delta: 28.5 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-30 01:10:58,800 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1969.89 ms. Allocated memory is still 60.8 MB. Free memory was 33.5 MB in the beginning and 28.4 MB in the end (delta: 5.1 MB). Peak memory consumption was 9.5 MB. Max. memory is 16.1 GB. [2020-11-30 01:10:58,804 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33 ms. Allocated memory is still 60.8 MB. Free memory was 41.7 MB in the beginning and 41.7 MB in the end (delta: 28.5 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1969.89 ms. Allocated memory is still 60.8 MB. Free memory was 33.5 MB in the beginning and 28.4 MB in the end (delta: 5.1 MB). Peak memory consumption was 9.5 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2310]: 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...