./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_worker_vcloud-master_on_vcloud-master/run_dir_424c7f89-f85f-418a-878a-7c4249d01b45/bin/utaipan-WLngWcDbfI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_424c7f89-f85f-418a-878a-7c4249d01b45/bin/utaipan-WLngWcDbfI/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_424c7f89-f85f-418a-878a-7c4249d01b45/bin/utaipan-WLngWcDbfI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_424c7f89-f85f-418a-878a-7c4249d01b45/bin/utaipan-WLngWcDbfI/config/TaipanMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/sleep-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_424c7f89-f85f-418a-878a-7c4249d01b45/bin/utaipan-WLngWcDbfI/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_424c7f89-f85f-418a-878a-7c4249d01b45/bin/utaipan-WLngWcDbfI --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_worker_vcloud-master_on_vcloud-master/run_dir_424c7f89-f85f-418a-878a-7c4249d01b45/bin/utaipan-WLngWcDbfI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_424c7f89-f85f-418a-878a-7c4249d01b45/bin/utaipan-WLngWcDbfI/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_424c7f89-f85f-418a-878a-7c4249d01b45/bin/utaipan-WLngWcDbfI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_424c7f89-f85f-418a-878a-7c4249d01b45/bin/utaipan-WLngWcDbfI/config/TaipanMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/sleep-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_424c7f89-f85f-418a-878a-7c4249d01b45/bin/utaipan-WLngWcDbfI/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_424c7f89-f85f-418a-878a-7c4249d01b45/bin/utaipan-WLngWcDbfI --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 [2021-10-11 02:26:03,666 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-11 02:26:03,668 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-11 02:26:03,716 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-11 02:26:03,717 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-11 02:26:03,718 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-11 02:26:03,722 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-11 02:26:03,724 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-11 02:26:03,727 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-11 02:26:03,728 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-11 02:26:03,729 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-11 02:26:03,731 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-11 02:26:03,731 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-11 02:26:03,733 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-11 02:26:03,734 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-11 02:26:03,736 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-11 02:26:03,737 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-11 02:26:03,739 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-11 02:26:03,745 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-11 02:26:03,749 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-11 02:26:03,759 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-11 02:26:03,761 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-11 02:26:03,763 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-11 02:26:03,764 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-11 02:26:03,767 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-11 02:26:03,768 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-11 02:26:03,768 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-11 02:26:03,769 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-11 02:26:03,770 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-11 02:26:03,771 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-11 02:26:03,772 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-11 02:26:03,773 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-11 02:26:03,774 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-11 02:26:03,775 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-11 02:26:03,776 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-11 02:26:03,776 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-11 02:26:03,777 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-11 02:26:03,778 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-11 02:26:03,778 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-11 02:26:03,780 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-11 02:26:03,781 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-11 02:26:03,782 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_424c7f89-f85f-418a-878a-7c4249d01b45/bin/utaipan-WLngWcDbfI/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Default.epf [2021-10-11 02:26:03,813 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-11 02:26:03,814 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-11 02:26:03,814 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-11 02:26:03,815 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-11 02:26:03,815 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-11 02:26:03,815 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-11 02:26:03,816 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-10-11 02:26:03,816 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-11 02:26:03,816 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-11 02:26:03,817 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-10-11 02:26:03,817 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-10-11 02:26:03,817 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-11 02:26:03,818 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-10-11 02:26:03,819 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-10-11 02:26:03,820 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-10-11 02:26:03,821 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-11 02:26:03,822 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-11 02:26:03,822 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-11 02:26:03,822 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-10-11 02:26:03,823 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-11 02:26:03,823 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-11 02:26:03,823 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-10-11 02:26:03,823 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-10-11 02:26:03,824 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-10-11 02:26:03,824 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-11 02:26:03,824 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-11 02:26:03,826 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-11 02:26:03,827 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-11 02:26:03,828 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-11 02:26:03,828 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-11 02:26:03,828 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-11 02:26:03,829 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-11 02:26:03,829 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-10-11 02:26:03,829 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-11 02:26:03,830 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-11 02:26:03,830 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-11 02:26:03,831 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_worker_vcloud-master_on_vcloud-master/run_dir_424c7f89-f85f-418a-878a-7c4249d01b45/bin/utaipan-WLngWcDbfI/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_424c7f89-f85f-418a-878a-7c4249d01b45/bin/utaipan-WLngWcDbfI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 48a42b9fc621c07e1947acf0e23fa12288ab974e [2021-10-11 02:26:04,083 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-11 02:26:04,120 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-11 02:26:04,123 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-11 02:26:04,124 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-11 02:26:04,125 INFO L275 PluginConnector]: CDTParser initialized [2021-10-11 02:26:04,126 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_424c7f89-f85f-418a-878a-7c4249d01b45/bin/utaipan-WLngWcDbfI/../../sv-benchmarks/c/busybox-1.22.0/sleep-1.i [2021-10-11 02:26:04,195 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_424c7f89-f85f-418a-878a-7c4249d01b45/bin/utaipan-WLngWcDbfI/data/3297b876a/479f44aa844a47779002a0d9e2265113/FLAG0a528b5a5 [2021-10-11 02:26:04,969 INFO L306 CDTParser]: Found 1 translation units. [2021-10-11 02:26:04,969 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_424c7f89-f85f-418a-878a-7c4249d01b45/sv-benchmarks/c/busybox-1.22.0/sleep-1.i [2021-10-11 02:26:05,010 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_424c7f89-f85f-418a-878a-7c4249d01b45/bin/utaipan-WLngWcDbfI/data/3297b876a/479f44aa844a47779002a0d9e2265113/FLAG0a528b5a5 [2021-10-11 02:26:05,162 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_424c7f89-f85f-418a-878a-7c4249d01b45/bin/utaipan-WLngWcDbfI/data/3297b876a/479f44aa844a47779002a0d9e2265113 [2021-10-11 02:26:05,164 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-11 02:26:05,166 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-11 02:26:05,171 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-11 02:26:05,171 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-11 02:26:05,175 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-11 02:26:05,176 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 02:26:05" (1/1) ... [2021-10-11 02:26:05,178 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5ab213a7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:26:05, skipping insertion in model container [2021-10-11 02:26:05,178 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 02:26:05" (1/1) ... [2021-10-11 02:26:05,186 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-11 02:26:05,275 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-11 02:26:06,655 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 [2021-10-11 02:26:06,656 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@195fb4e1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:26:06, skipping insertion in model container [2021-10-11 02:26:06,656 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-11 02:26:06,657 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-10-11 02:26:06,659 INFO L168 Benchmark]: Toolchain (without parser) took 1491.98 ms. Allocated memory is still 104.9 MB. Free memory was 69.0 MB in the beginning and 63.9 MB in the end (delta: 5.1 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2021-10-11 02:26:06,660 INFO L168 Benchmark]: CDTParser took 0.27 ms. Allocated memory is still 104.9 MB. Free memory is still 59.5 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-11 02:26:06,661 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1485.82 ms. Allocated memory is still 104.9 MB. Free memory was 69.0 MB in the beginning and 63.9 MB in the end (delta: 5.1 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2021-10-11 02:26:06,663 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27 ms. Allocated memory is still 104.9 MB. Free memory is still 59.5 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1485.82 ms. Allocated memory is still 104.9 MB. Free memory was 69.0 MB in the beginning and 63.9 MB in the end (delta: 5.1 MB). Peak memory consumption was 12.6 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 [2021-10-11 02:26:08,939 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-11 02:26:08,942 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-11 02:26:08,979 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-11 02:26:08,980 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-11 02:26:08,986 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-11 02:26:08,988 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-11 02:26:08,993 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-11 02:26:08,997 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-11 02:26:09,003 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-11 02:26:09,007 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-11 02:26:09,008 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-11 02:26:09,009 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-11 02:26:09,012 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-11 02:26:09,014 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-11 02:26:09,016 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-11 02:26:09,018 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-11 02:26:09,021 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-11 02:26:09,024 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-11 02:26:09,032 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-11 02:26:09,034 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-11 02:26:09,036 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-11 02:26:09,039 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-11 02:26:09,041 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-11 02:26:09,051 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-11 02:26:09,051 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-11 02:26:09,052 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-11 02:26:09,054 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-11 02:26:09,054 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-11 02:26:09,056 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-11 02:26:09,056 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-11 02:26:09,057 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-11 02:26:09,059 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-11 02:26:09,060 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-11 02:26:09,062 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-11 02:26:09,063 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-11 02:26:09,064 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-11 02:26:09,064 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-11 02:26:09,064 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-11 02:26:09,066 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-11 02:26:09,067 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-11 02:26:09,068 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_424c7f89-f85f-418a-878a-7c4249d01b45/bin/utaipan-WLngWcDbfI/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Bitvector.epf [2021-10-11 02:26:09,116 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-11 02:26:09,116 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-11 02:26:09,118 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-11 02:26:09,118 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-11 02:26:09,118 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-11 02:26:09,119 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-11 02:26:09,119 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-11 02:26:09,119 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-11 02:26:09,119 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-11 02:26:09,121 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-11 02:26:09,122 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-11 02:26:09,122 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-11 02:26:09,122 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-10-11 02:26:09,123 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-11 02:26:09,123 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-11 02:26:09,123 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-10-11 02:26:09,123 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-10-11 02:26:09,123 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-10-11 02:26:09,124 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-11 02:26:09,124 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-11 02:26:09,124 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-10-11 02:26:09,124 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-10-11 02:26:09,124 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-11 02:26:09,125 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-11 02:26:09,125 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-11 02:26:09,125 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-11 02:26:09,125 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-11 02:26:09,125 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-11 02:26:09,126 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-11 02:26:09,126 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-10-11 02:26:09,126 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-10-11 02:26:09,126 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-11 02:26:09,127 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-11 02:26:09,127 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_worker_vcloud-master_on_vcloud-master/run_dir_424c7f89-f85f-418a-878a-7c4249d01b45/bin/utaipan-WLngWcDbfI/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_424c7f89-f85f-418a-878a-7c4249d01b45/bin/utaipan-WLngWcDbfI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 48a42b9fc621c07e1947acf0e23fa12288ab974e [2021-10-11 02:26:09,489 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-11 02:26:09,517 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-11 02:26:09,519 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-11 02:26:09,520 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-11 02:26:09,534 INFO L275 PluginConnector]: CDTParser initialized [2021-10-11 02:26:09,535 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_424c7f89-f85f-418a-878a-7c4249d01b45/bin/utaipan-WLngWcDbfI/../../sv-benchmarks/c/busybox-1.22.0/sleep-1.i [2021-10-11 02:26:09,604 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_424c7f89-f85f-418a-878a-7c4249d01b45/bin/utaipan-WLngWcDbfI/data/d2635cd3f/4cec1bda3ba74647ac86a84599aaf394/FLAG5dd631041 [2021-10-11 02:26:10,390 INFO L306 CDTParser]: Found 1 translation units. [2021-10-11 02:26:10,391 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_424c7f89-f85f-418a-878a-7c4249d01b45/sv-benchmarks/c/busybox-1.22.0/sleep-1.i [2021-10-11 02:26:10,421 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_424c7f89-f85f-418a-878a-7c4249d01b45/bin/utaipan-WLngWcDbfI/data/d2635cd3f/4cec1bda3ba74647ac86a84599aaf394/FLAG5dd631041 [2021-10-11 02:26:10,507 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_424c7f89-f85f-418a-878a-7c4249d01b45/bin/utaipan-WLngWcDbfI/data/d2635cd3f/4cec1bda3ba74647ac86a84599aaf394 [2021-10-11 02:26:10,509 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-11 02:26:10,512 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-11 02:26:10,515 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-11 02:26:10,516 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-11 02:26:10,519 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-11 02:26:10,520 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 02:26:10" (1/1) ... [2021-10-11 02:26:10,522 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@72914f77 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:26:10, skipping insertion in model container [2021-10-11 02:26:10,523 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 02:26:10" (1/1) ... [2021-10-11 02:26:10,531 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-11 02:26:10,632 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-11 02:26:12,049 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 [2021-10-11 02:26:12,049 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@6b257f46 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:26:12, skipping insertion in model container [2021-10-11 02:26:12,050 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-11 02:26:12,050 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-10-11 02:26:12,053 INFO L168 Benchmark]: Toolchain (without parser) took 1539.49 ms. Allocated memory was 54.5 MB in the beginning and 67.1 MB in the end (delta: 12.6 MB). Free memory was 28.5 MB in the beginning and 35.6 MB in the end (delta: -7.1 MB). Peak memory consumption was 6.5 MB. Max. memory is 16.1 GB. [2021-10-11 02:26:12,054 INFO L168 Benchmark]: CDTParser took 0.14 ms. Allocated memory is still 54.5 MB. Free memory was 35.5 MB in the beginning and 35.5 MB in the end (delta: 44.7 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-11 02:26:12,055 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1534.98 ms. Allocated memory was 54.5 MB in the beginning and 67.1 MB in the end (delta: 12.6 MB). Free memory was 28.3 MB in the beginning and 35.6 MB in the end (delta: -7.2 MB). Peak memory consumption was 6.5 MB. Max. memory is 16.1 GB. [2021-10-11 02:26:12,057 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14 ms. Allocated memory is still 54.5 MB. Free memory was 35.5 MB in the beginning and 35.5 MB in the end (delta: 44.7 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1534.98 ms. Allocated memory was 54.5 MB in the beginning and 67.1 MB in the end (delta: 12.6 MB). Free memory was 28.3 MB in the beginning and 35.6 MB in the end (delta: -7.2 MB). Peak memory consumption was 6.5 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...