./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/busybox-1.22.0/sleep-1.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 7b2dab56 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_7972e2b6-38fe-480b-8ccf-c5db9e02aed1/bin/utaipan/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_7972e2b6-38fe-480b-8ccf-c5db9e02aed1/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_7972e2b6-38fe-480b-8ccf-c5db9e02aed1/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_7972e2b6-38fe-480b-8ccf-c5db9e02aed1/bin/utaipan/config/TaipanMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/sleep-1.i -s /tmp/vcloud-vcloud-master/worker/run_dir_7972e2b6-38fe-480b-8ccf-c5db9e02aed1/bin/utaipan/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_7972e2b6-38fe-480b-8ccf-c5db9e02aed1/bin/utaipan --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 Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 48a42b9fc621c07e1947acf0e23fa12288ab974e ......................................................................................................................................... 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_7972e2b6-38fe-480b-8ccf-c5db9e02aed1/bin/utaipan/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_7972e2b6-38fe-480b-8ccf-c5db9e02aed1/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_7972e2b6-38fe-480b-8ccf-c5db9e02aed1/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_7972e2b6-38fe-480b-8ccf-c5db9e02aed1/bin/utaipan/config/TaipanMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/sleep-1.i -s /tmp/vcloud-vcloud-master/worker/run_dir_7972e2b6-38fe-480b-8ccf-c5db9e02aed1/bin/utaipan/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_7972e2b6-38fe-480b-8ccf-c5db9e02aed1/bin/utaipan --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 Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 48a42b9fc621c07e1947acf0e23fa12288ab974e ..................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.2.0-7b2dab5 [2020-12-09 06:14:01,249 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-09 06:14:01,250 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-09 06:14:01,288 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-09 06:14:01,288 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-09 06:14:01,290 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-09 06:14:01,291 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-09 06:14:01,293 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-09 06:14:01,295 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-09 06:14:01,296 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-09 06:14:01,297 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-09 06:14:01,298 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-09 06:14:01,299 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-09 06:14:01,300 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-09 06:14:01,301 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-09 06:14:01,302 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-09 06:14:01,303 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-09 06:14:01,304 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-09 06:14:01,306 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-09 06:14:01,308 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-09 06:14:01,310 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-09 06:14:01,311 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-09 06:14:01,312 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-09 06:14:01,313 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-09 06:14:01,316 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-12-09 06:14:01,317 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-12-09 06:14:01,317 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-12-09 06:14:01,318 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-12-09 06:14:01,318 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-12-09 06:14:01,319 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-12-09 06:14:01,320 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-09 06:14:01,321 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-09 06:14:01,322 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-09 06:14:01,322 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-09 06:14:01,323 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-09 06:14:01,324 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-09 06:14:01,324 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-09 06:14:01,324 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-09 06:14:01,325 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-09 06:14:01,325 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-09 06:14:01,326 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-09 06:14:01,327 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_7972e2b6-38fe-480b-8ccf-c5db9e02aed1/bin/utaipan/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Default.epf [2020-12-09 06:14:01,349 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-09 06:14:01,349 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-09 06:14:01,350 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-12-09 06:14:01,350 INFO L138 SettingsManager]: * User list type=DISABLED [2020-12-09 06:14:01,350 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2020-12-09 06:14:01,350 INFO L138 SettingsManager]: * Explicit value domain=true [2020-12-09 06:14:01,350 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2020-12-09 06:14:01,351 INFO L138 SettingsManager]: * Octagon Domain=false [2020-12-09 06:14:01,351 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2020-12-09 06:14:01,351 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2020-12-09 06:14:01,351 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2020-12-09 06:14:01,351 INFO L138 SettingsManager]: * Interval Domain=false [2020-12-09 06:14:01,351 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2020-12-09 06:14:01,352 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2020-12-09 06:14:01,352 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2020-12-09 06:14:01,352 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-12-09 06:14:01,353 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-12-09 06:14:01,353 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-09 06:14:01,353 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2020-12-09 06:14:01,353 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-12-09 06:14:01,353 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-09 06:14:01,353 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2020-12-09 06:14:01,354 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2020-12-09 06:14:01,354 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2020-12-09 06:14:01,354 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-09 06:14:01,354 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-12-09 06:14:01,354 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-09 06:14:01,354 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-09 06:14:01,355 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-12-09 06:14:01,355 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-12-09 06:14:01,355 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-09 06:14:01,355 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-09 06:14:01,355 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2020-12-09 06:14:01,355 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-12-09 06:14:01,356 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-12-09 06:14:01,356 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-12-09 06:14:01,356 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES 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_7972e2b6-38fe-480b-8ccf-c5db9e02aed1/bin/utaipan/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_7972e2b6-38fe-480b-8ccf-c5db9e02aed1/bin/utaipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 48a42b9fc621c07e1947acf0e23fa12288ab974e [2020-12-09 06:14:01,539 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-09 06:14:01,554 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-09 06:14:01,556 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-09 06:14:01,557 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-09 06:14:01,557 INFO L275 PluginConnector]: CDTParser initialized [2020-12-09 06:14:01,558 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_7972e2b6-38fe-480b-8ccf-c5db9e02aed1/bin/utaipan/../../sv-benchmarks/c/busybox-1.22.0/sleep-1.i [2020-12-09 06:14:01,597 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_7972e2b6-38fe-480b-8ccf-c5db9e02aed1/bin/utaipan/data/8162b2101/2ad756abf1c84da184a875ac8db33cc6/FLAG0870f76fb [2020-12-09 06:14:02,096 INFO L306 CDTParser]: Found 1 translation units. [2020-12-09 06:14:02,096 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_7972e2b6-38fe-480b-8ccf-c5db9e02aed1/sv-benchmarks/c/busybox-1.22.0/sleep-1.i [2020-12-09 06:14:02,116 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_7972e2b6-38fe-480b-8ccf-c5db9e02aed1/bin/utaipan/data/8162b2101/2ad756abf1c84da184a875ac8db33cc6/FLAG0870f76fb [2020-12-09 06:14:02,585 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_7972e2b6-38fe-480b-8ccf-c5db9e02aed1/bin/utaipan/data/8162b2101/2ad756abf1c84da184a875ac8db33cc6 [2020-12-09 06:14:02,587 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-09 06:14:02,588 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-09 06:14:02,590 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-09 06:14:02,590 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-09 06:14:02,592 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-09 06:14:02,593 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 06:14:02" (1/1) ... [2020-12-09 06:14:02,594 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@17a41835 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 06:14:02, skipping insertion in model container [2020-12-09 06:14:02,595 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 06:14:02" (1/1) ... [2020-12-09 06:14:02,606 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-09 06:14:02,658 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-09 06:14:03,396 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 [2020-12-09 06:14:03,397 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@40ebe328 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 06:14:03, skipping insertion in model container [2020-12-09 06:14:03,397 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-09 06:14:03,397 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-12-09 06:14:03,399 INFO L168 Benchmark]: Toolchain (without parser) took 809.76 ms. Allocated memory is still 96.5 MB. Free memory was 50.5 MB in the beginning and 49.5 MB in the end (delta: 1.1 MB). Peak memory consumption was 6.6 MB. Max. memory is 16.1 GB. [2020-12-09 06:14:03,400 INFO L168 Benchmark]: CDTParser took 0.12 ms. Allocated memory is still 96.5 MB. Free memory was 71.8 MB in the beginning and 71.6 MB in the end (delta: 136.4 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-12-09 06:14:03,400 INFO L168 Benchmark]: CACSL2BoogieTranslator took 807.73 ms. Allocated memory is still 96.5 MB. Free memory was 50.4 MB in the beginning and 49.5 MB in the end (delta: 936.3 kB). Peak memory consumption was 6.6 MB. Max. memory is 16.1 GB. [2020-12-09 06:14:03,401 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12 ms. Allocated memory is still 96.5 MB. Free memory was 71.8 MB in the beginning and 71.6 MB in the end (delta: 136.4 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 807.73 ms. Allocated memory is still 96.5 MB. Free memory was 50.4 MB in the beginning and 49.5 MB in the end (delta: 936.3 kB). Peak memory consumption was 6.6 MB. Max. memory is 16.1 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 0.2.0-7b2dab5 [2020-12-09 06:14:04,698 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-09 06:14:04,700 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-09 06:14:04,735 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-09 06:14:04,736 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-09 06:14:04,737 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-09 06:14:04,738 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-09 06:14:04,741 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-09 06:14:04,743 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-09 06:14:04,744 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-09 06:14:04,745 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-09 06:14:04,746 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-09 06:14:04,747 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-09 06:14:04,748 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-09 06:14:04,749 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-09 06:14:04,750 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-09 06:14:04,751 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-09 06:14:04,752 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-09 06:14:04,754 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-09 06:14:04,756 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-09 06:14:04,758 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-09 06:14:04,759 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-09 06:14:04,761 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-09 06:14:04,762 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-09 06:14:04,765 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-12-09 06:14:04,765 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-12-09 06:14:04,766 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-12-09 06:14:04,766 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-12-09 06:14:04,767 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-12-09 06:14:04,768 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-12-09 06:14:04,768 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-09 06:14:04,769 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-09 06:14:04,770 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-09 06:14:04,771 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-09 06:14:04,772 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-09 06:14:04,772 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-09 06:14:04,773 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-09 06:14:04,773 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-09 06:14:04,773 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-09 06:14:04,774 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-09 06:14:04,775 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-09 06:14:04,776 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_7972e2b6-38fe-480b-8ccf-c5db9e02aed1/bin/utaipan/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Bitvector.epf [2020-12-09 06:14:04,801 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-09 06:14:04,801 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-09 06:14:04,802 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-12-09 06:14:04,802 INFO L138 SettingsManager]: * User list type=DISABLED [2020-12-09 06:14:04,802 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2020-12-09 06:14:04,802 INFO L138 SettingsManager]: * Explicit value domain=true [2020-12-09 06:14:04,802 INFO L138 SettingsManager]: * Octagon Domain=false [2020-12-09 06:14:04,802 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2020-12-09 06:14:04,803 INFO L138 SettingsManager]: * Interval Domain=false [2020-12-09 06:14:04,803 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-12-09 06:14:04,803 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-12-09 06:14:04,804 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-09 06:14:04,804 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2020-12-09 06:14:04,804 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-12-09 06:14:04,804 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-09 06:14:04,804 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2020-12-09 06:14:04,804 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2020-12-09 06:14:04,805 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2020-12-09 06:14:04,805 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-09 06:14:04,805 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-12-09 06:14:04,805 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-12-09 06:14:04,805 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-12-09 06:14:04,806 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-09 06:14:04,806 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-09 06:14:04,806 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-12-09 06:14:04,806 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-12-09 06:14:04,806 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-12-09 06:14:04,807 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-09 06:14:04,807 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-09 06:14:04,807 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2020-12-09 06:14:04,807 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2020-12-09 06:14:04,807 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-12-09 06:14:04,807 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-12-09 06:14:04,808 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_7972e2b6-38fe-480b-8ccf-c5db9e02aed1/bin/utaipan/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_7972e2b6-38fe-480b-8ccf-c5db9e02aed1/bin/utaipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 48a42b9fc621c07e1947acf0e23fa12288ab974e [2020-12-09 06:14:05,039 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-09 06:14:05,055 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-09 06:14:05,056 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-09 06:14:05,057 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-09 06:14:05,058 INFO L275 PluginConnector]: CDTParser initialized [2020-12-09 06:14:05,058 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_7972e2b6-38fe-480b-8ccf-c5db9e02aed1/bin/utaipan/../../sv-benchmarks/c/busybox-1.22.0/sleep-1.i [2020-12-09 06:14:05,101 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_7972e2b6-38fe-480b-8ccf-c5db9e02aed1/bin/utaipan/data/3d8c92097/54b25cf789d145f8ad9597e5d91f081c/FLAG5674ea913 [2020-12-09 06:14:05,603 INFO L306 CDTParser]: Found 1 translation units. [2020-12-09 06:14:05,603 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_7972e2b6-38fe-480b-8ccf-c5db9e02aed1/sv-benchmarks/c/busybox-1.22.0/sleep-1.i [2020-12-09 06:14:05,620 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_7972e2b6-38fe-480b-8ccf-c5db9e02aed1/bin/utaipan/data/3d8c92097/54b25cf789d145f8ad9597e5d91f081c/FLAG5674ea913 [2020-12-09 06:14:06,133 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_7972e2b6-38fe-480b-8ccf-c5db9e02aed1/bin/utaipan/data/3d8c92097/54b25cf789d145f8ad9597e5d91f081c [2020-12-09 06:14:06,135 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-09 06:14:06,137 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-09 06:14:06,138 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-09 06:14:06,138 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-09 06:14:06,140 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-09 06:14:06,141 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 06:14:06" (1/1) ... [2020-12-09 06:14:06,142 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@143c749a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 06:14:06, skipping insertion in model container [2020-12-09 06:14:06,142 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 06:14:06" (1/1) ... [2020-12-09 06:14:06,147 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-09 06:14:06,195 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-09 06:14:06,962 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 [2020-12-09 06:14:06,962 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@7321f847 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 06:14:06, skipping insertion in model container [2020-12-09 06:14:06,962 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-09 06:14:06,962 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-12-09 06:14:06,964 INFO L168 Benchmark]: Toolchain (without parser) took 826.61 ms. Allocated memory is still 71.3 MB. Free memory was 50.0 MB in the beginning and 40.8 MB in the end (delta: 9.2 MB). Peak memory consumption was 15.1 MB. Max. memory is 16.1 GB. [2020-12-09 06:14:06,965 INFO L168 Benchmark]: CDTParser took 0.12 ms. Allocated memory is still 71.3 MB. Free memory is still 54.4 MB. There was no memory consumed. Max. memory is 16.1 GB. [2020-12-09 06:14:06,965 INFO L168 Benchmark]: CACSL2BoogieTranslator took 824.93 ms. Allocated memory is still 71.3 MB. Free memory was 49.8 MB in the beginning and 40.8 MB in the end (delta: 9.0 MB). Peak memory consumption was 15.1 MB. Max. memory is 16.1 GB. [2020-12-09 06:14:06,966 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12 ms. Allocated memory is still 71.3 MB. Free memory is still 54.4 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 824.93 ms. Allocated memory is still 71.3 MB. Free memory was 49.8 MB in the beginning and 40.8 MB in the end (delta: 9.0 MB). Peak memory consumption was 15.1 MB. Max. memory is 16.1 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...