./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/busybox-1.22.0/usleep-2.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 6a47aea7 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7dee9b30-b814-4a4d-ba98-b8557e8fa693/bin/utaipan-fb15Y9Yzbl/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7dee9b30-b814-4a4d-ba98-b8557e8fa693/bin/utaipan-fb15Y9Yzbl/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7dee9b30-b814-4a4d-ba98-b8557e8fa693/bin/utaipan-fb15Y9Yzbl/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7dee9b30-b814-4a4d-ba98-b8557e8fa693/bin/utaipan-fb15Y9Yzbl/config/TaipanMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/usleep-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7dee9b30-b814-4a4d-ba98-b8557e8fa693/bin/utaipan-fb15Y9Yzbl/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7dee9b30-b814-4a4d-ba98-b8557e8fa693/bin/utaipan-fb15Y9Yzbl --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 3cbff2250ada9b487f5aadc00e4efefb8dcc6fbb7ccba4227efd9fa51d2a2e6c --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 17:17:15,850 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 17:17:15,852 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 17:17:15,908 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 17:17:15,909 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 17:17:15,916 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 17:17:15,919 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 17:17:15,924 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 17:17:15,928 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 17:17:15,938 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 17:17:15,939 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 17:17:15,942 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 17:17:15,943 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 17:17:15,947 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 17:17:15,950 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 17:17:15,957 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 17:17:15,969 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 17:17:15,971 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 17:17:15,973 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 17:17:15,976 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 17:17:15,978 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 17:17:15,982 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 17:17:15,986 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 17:17:15,987 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 17:17:15,998 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 17:17:15,998 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 17:17:15,999 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 17:17:16,001 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 17:17:16,002 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 17:17:16,004 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 17:17:16,004 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 17:17:16,005 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 17:17:16,023 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 17:17:16,024 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 17:17:16,027 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 17:17:16,027 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 17:17:16,028 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 17:17:16,028 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 17:17:16,029 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 17:17:16,030 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 17:17:16,032 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 17:17:16,033 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7dee9b30-b814-4a4d-ba98-b8557e8fa693/bin/utaipan-fb15Y9Yzbl/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Default.epf [2021-11-23 17:17:16,089 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 17:17:16,089 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 17:17:16,090 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-23 17:17:16,090 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-23 17:17:16,092 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 17:17:16,092 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-23 17:17:16,092 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-23 17:17:16,093 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-23 17:17:16,093 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-23 17:17:16,093 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-11-23 17:17:16,094 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-23 17:17:16,095 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-23 17:17:16,095 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-11-23 17:17:16,095 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-11-23 17:17:16,096 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-23 17:17:16,096 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-11-23 17:17:16,096 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-11-23 17:17:16,096 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2021-11-23 17:17:16,097 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 17:17:16,098 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 17:17:16,098 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 17:17:16,098 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-23 17:17:16,098 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 17:17:16,098 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 17:17:16,099 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-11-23 17:17:16,099 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-11-23 17:17:16,099 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-11-23 17:17:16,099 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 17:17:16,100 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 17:17:16,100 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 17:17:16,100 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 17:17:16,100 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-23 17:17:16,101 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-23 17:17:16,101 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 17:17:16,101 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 17:17:16,101 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-11-23 17:17:16,101 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 17:17:16,101 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-23 17:17:16,102 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 17:17:16,102 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_7dee9b30-b814-4a4d-ba98-b8557e8fa693/bin/utaipan-fb15Y9Yzbl/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7dee9b30-b814-4a4d-ba98-b8557e8fa693/bin/utaipan-fb15Y9Yzbl Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3cbff2250ada9b487f5aadc00e4efefb8dcc6fbb7ccba4227efd9fa51d2a2e6c [2021-11-23 17:17:16,462 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 17:17:16,508 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 17:17:16,511 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 17:17:16,513 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 17:17:16,514 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 17:17:16,515 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7dee9b30-b814-4a4d-ba98-b8557e8fa693/bin/utaipan-fb15Y9Yzbl/../../sv-benchmarks/c/busybox-1.22.0/usleep-2.i [2021-11-23 17:17:16,605 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7dee9b30-b814-4a4d-ba98-b8557e8fa693/bin/utaipan-fb15Y9Yzbl/data/0e619c5ae/ad5d3f9c672c479992b63875f7022d1b/FLAG05a477d12 [2021-11-23 17:17:17,662 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 17:17:17,663 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7dee9b30-b814-4a4d-ba98-b8557e8fa693/sv-benchmarks/c/busybox-1.22.0/usleep-2.i [2021-11-23 17:17:17,711 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7dee9b30-b814-4a4d-ba98-b8557e8fa693/bin/utaipan-fb15Y9Yzbl/data/0e619c5ae/ad5d3f9c672c479992b63875f7022d1b/FLAG05a477d12 [2021-11-23 17:17:18,133 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7dee9b30-b814-4a4d-ba98-b8557e8fa693/bin/utaipan-fb15Y9Yzbl/data/0e619c5ae/ad5d3f9c672c479992b63875f7022d1b [2021-11-23 17:17:18,136 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 17:17:18,138 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 17:17:18,139 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 17:17:18,140 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 17:17:18,143 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 17:17:18,144 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 05:17:18" (1/1) ... [2021-11-23 17:17:18,146 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@c4daf31 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:17:18, skipping insertion in model container [2021-11-23 17:17:18,146 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 05:17:18" (1/1) ... [2021-11-23 17:17:18,153 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 17:17:18,212 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 17:17:19,865 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 [2021-11-23 17:17:19,866 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@581c27ee and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:17:19, skipping insertion in model container [2021-11-23 17:17:19,866 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 17:17:19,867 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-11-23 17:17:19,870 INFO L158 Benchmark]: Toolchain (without parser) took 1730.56ms. Allocated memory is still 92.3MB. Free memory was 58.4MB in the beginning and 34.6MB in the end (delta: 23.8MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2021-11-23 17:17:19,871 INFO L158 Benchmark]: CDTParser took 0.27ms. Allocated memory is still 92.3MB. Free memory is still 61.3MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 17:17:19,872 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1727.51ms. Allocated memory is still 92.3MB. Free memory was 58.2MB in the beginning and 34.6MB in the end (delta: 23.6MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2021-11-23 17:17:19,874 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27ms. Allocated memory is still 92.3MB. Free memory is still 61.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1727.51ms. Allocated memory is still 92.3MB. Free memory was 58.2MB in the beginning and 34.6MB in the end (delta: 23.6MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2479]: 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... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7dee9b30-b814-4a4d-ba98-b8557e8fa693/bin/utaipan-fb15Y9Yzbl/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7dee9b30-b814-4a4d-ba98-b8557e8fa693/bin/utaipan-fb15Y9Yzbl/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7dee9b30-b814-4a4d-ba98-b8557e8fa693/bin/utaipan-fb15Y9Yzbl/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7dee9b30-b814-4a4d-ba98-b8557e8fa693/bin/utaipan-fb15Y9Yzbl/config/TaipanMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/usleep-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7dee9b30-b814-4a4d-ba98-b8557e8fa693/bin/utaipan-fb15Y9Yzbl/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7dee9b30-b814-4a4d-ba98-b8557e8fa693/bin/utaipan-fb15Y9Yzbl --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 3cbff2250ada9b487f5aadc00e4efefb8dcc6fbb7ccba4227efd9fa51d2a2e6c --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 17:17:22,717 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 17:17:22,721 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 17:17:22,787 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 17:17:22,788 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 17:17:22,794 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 17:17:22,796 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 17:17:22,802 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 17:17:22,807 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 17:17:22,816 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 17:17:22,818 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 17:17:22,821 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 17:17:22,821 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 17:17:22,824 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 17:17:22,827 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 17:17:22,829 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 17:17:22,830 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 17:17:22,832 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 17:17:22,834 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 17:17:22,837 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 17:17:22,840 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 17:17:22,841 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 17:17:22,843 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 17:17:22,845 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 17:17:22,849 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 17:17:22,849 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 17:17:22,850 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 17:17:22,851 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 17:17:22,852 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 17:17:22,854 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 17:17:22,854 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 17:17:22,855 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 17:17:22,857 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 17:17:22,858 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 17:17:22,859 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 17:17:22,859 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 17:17:22,860 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 17:17:22,861 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 17:17:22,861 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 17:17:22,862 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 17:17:22,863 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 17:17:22,864 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7dee9b30-b814-4a4d-ba98-b8557e8fa693/bin/utaipan-fb15Y9Yzbl/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Bitvector.epf [2021-11-23 17:17:22,917 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 17:17:22,917 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 17:17:22,918 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-23 17:17:22,918 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-23 17:17:22,919 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 17:17:22,919 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-23 17:17:22,920 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-23 17:17:22,920 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-23 17:17:22,920 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-23 17:17:22,921 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-23 17:17:22,922 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-23 17:17:22,922 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-23 17:17:22,924 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 17:17:22,924 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 17:17:22,925 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 17:17:22,925 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-23 17:17:22,925 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 17:17:22,925 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 17:17:22,926 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-11-23 17:17:22,926 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-11-23 17:17:22,926 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-11-23 17:17:22,926 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 17:17:22,927 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 17:17:22,927 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 17:17:22,927 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 17:17:22,927 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 17:17:22,928 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 17:17:22,928 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-23 17:17:22,928 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-23 17:17:22,928 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-23 17:17:22,929 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 17:17:22,930 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 17:17:22,930 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 17:17:22,930 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 17:17:22,930 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-23 17:17:22,931 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 17:17:22,931 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_7dee9b30-b814-4a4d-ba98-b8557e8fa693/bin/utaipan-fb15Y9Yzbl/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7dee9b30-b814-4a4d-ba98-b8557e8fa693/bin/utaipan-fb15Y9Yzbl Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3cbff2250ada9b487f5aadc00e4efefb8dcc6fbb7ccba4227efd9fa51d2a2e6c [2021-11-23 17:17:23,438 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 17:17:23,475 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 17:17:23,479 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 17:17:23,481 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 17:17:23,482 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 17:17:23,484 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7dee9b30-b814-4a4d-ba98-b8557e8fa693/bin/utaipan-fb15Y9Yzbl/../../sv-benchmarks/c/busybox-1.22.0/usleep-2.i [2021-11-23 17:17:23,573 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7dee9b30-b814-4a4d-ba98-b8557e8fa693/bin/utaipan-fb15Y9Yzbl/data/f14cc5162/be1e7f8009d340b3bdc8b586f724d4ce/FLAG2b822268f [2021-11-23 17:17:24,488 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 17:17:24,489 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7dee9b30-b814-4a4d-ba98-b8557e8fa693/sv-benchmarks/c/busybox-1.22.0/usleep-2.i [2021-11-23 17:17:24,537 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7dee9b30-b814-4a4d-ba98-b8557e8fa693/bin/utaipan-fb15Y9Yzbl/data/f14cc5162/be1e7f8009d340b3bdc8b586f724d4ce/FLAG2b822268f [2021-11-23 17:17:24,594 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7dee9b30-b814-4a4d-ba98-b8557e8fa693/bin/utaipan-fb15Y9Yzbl/data/f14cc5162/be1e7f8009d340b3bdc8b586f724d4ce [2021-11-23 17:17:24,600 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 17:17:24,603 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 17:17:24,609 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 17:17:24,609 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 17:17:24,614 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 17:17:24,615 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 05:17:24" (1/1) ... [2021-11-23 17:17:24,617 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4706391f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:17:24, skipping insertion in model container [2021-11-23 17:17:24,617 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 05:17:24" (1/1) ... [2021-11-23 17:17:24,627 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 17:17:24,737 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 17:17:26,311 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 [2021-11-23 17:17:26,312 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@5e78317d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:17:26, skipping insertion in model container [2021-11-23 17:17:26,312 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 17:17:26,313 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-11-23 17:17:26,315 INFO L158 Benchmark]: Toolchain (without parser) took 1711.28ms. Allocated memory was 58.7MB in the beginning and 79.7MB in the end (delta: 21.0MB). Free memory was 32.0MB in the beginning and 48.9MB in the end (delta: -17.0MB). Peak memory consumption was 9.3MB. Max. memory is 16.1GB. [2021-11-23 17:17:26,316 INFO L158 Benchmark]: CDTParser took 0.41ms. Allocated memory is still 58.7MB. Free memory is still 39.5MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 17:17:26,317 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1703.66ms. Allocated memory was 58.7MB in the beginning and 79.7MB in the end (delta: 21.0MB). Free memory was 31.7MB in the beginning and 49.1MB in the end (delta: -17.4MB). Peak memory consumption was 9.3MB. Max. memory is 16.1GB. [2021-11-23 17:17:26,319 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.41ms. Allocated memory is still 58.7MB. Free memory is still 39.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1703.66ms. Allocated memory was 58.7MB in the beginning and 79.7MB in the end (delta: 21.0MB). Free memory was 31.7MB in the beginning and 49.1MB in the end (delta: -17.4MB). Peak memory consumption was 9.3MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2479]: 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... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN