./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/busybox-1.22.0/sleep-3.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version e943c265 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85bb12f6-fce5-455c-bafa-f08ed6d69f2a/bin/utaipan-tZwUujhuQw/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85bb12f6-fce5-455c-bafa-f08ed6d69f2a/bin/utaipan-tZwUujhuQw/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85bb12f6-fce5-455c-bafa-f08ed6d69f2a/bin/utaipan-tZwUujhuQw/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85bb12f6-fce5-455c-bafa-f08ed6d69f2a/bin/utaipan-tZwUujhuQw/config/TaipanMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/sleep-3.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85bb12f6-fce5-455c-bafa-f08ed6d69f2a/bin/utaipan-tZwUujhuQw/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85bb12f6-fce5-455c-bafa-f08ed6d69f2a/bin/utaipan-tZwUujhuQw --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 335b52f604cd506d20699f3f7648e130643a15771854bdceec2b9e31483c27aa ......................................................................................................................................... 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_85bb12f6-fce5-455c-bafa-f08ed6d69f2a/bin/utaipan-tZwUujhuQw/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85bb12f6-fce5-455c-bafa-f08ed6d69f2a/bin/utaipan-tZwUujhuQw/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85bb12f6-fce5-455c-bafa-f08ed6d69f2a/bin/utaipan-tZwUujhuQw/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85bb12f6-fce5-455c-bafa-f08ed6d69f2a/bin/utaipan-tZwUujhuQw/config/TaipanMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/sleep-3.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85bb12f6-fce5-455c-bafa-f08ed6d69f2a/bin/utaipan-tZwUujhuQw/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85bb12f6-fce5-455c-bafa-f08ed6d69f2a/bin/utaipan-tZwUujhuQw --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 335b52f604cd506d20699f3f7648e130643a15771854bdceec2b9e31483c27aa ...................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.2.1-dev-e943c26 [2021-10-20 05:43:40,193 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-20 05:43:40,195 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-20 05:43:40,245 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-20 05:43:40,245 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-20 05:43:40,246 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-20 05:43:40,248 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-20 05:43:40,253 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-20 05:43:40,258 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-20 05:43:40,266 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-20 05:43:40,267 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-20 05:43:40,270 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-20 05:43:40,271 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-20 05:43:40,274 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-20 05:43:40,278 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-20 05:43:40,284 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-20 05:43:40,285 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-20 05:43:40,286 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-20 05:43:40,288 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-20 05:43:40,291 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-20 05:43:40,293 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-20 05:43:40,298 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-20 05:43:40,305 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-20 05:43:40,306 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-20 05:43:40,315 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-20 05:43:40,315 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-20 05:43:40,316 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-20 05:43:40,317 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-20 05:43:40,317 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-20 05:43:40,318 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-20 05:43:40,319 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-20 05:43:40,320 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-20 05:43:40,321 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-20 05:43:40,322 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-20 05:43:40,326 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-20 05:43:40,327 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-20 05:43:40,328 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-20 05:43:40,328 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-20 05:43:40,328 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-20 05:43:40,329 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-20 05:43:40,330 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-20 05:43:40,331 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85bb12f6-fce5-455c-bafa-f08ed6d69f2a/bin/utaipan-tZwUujhuQw/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Default.epf [2021-10-20 05:43:40,375 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-20 05:43:40,375 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-20 05:43:40,376 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-20 05:43:40,376 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-20 05:43:40,377 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-20 05:43:40,377 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-20 05:43:40,377 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-10-20 05:43:40,377 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-20 05:43:40,377 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-20 05:43:40,377 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-10-20 05:43:40,378 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-10-20 05:43:40,378 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-20 05:43:40,378 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-10-20 05:43:40,378 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-10-20 05:43:40,384 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-10-20 05:43:40,386 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-20 05:43:40,386 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-20 05:43:40,386 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-20 05:43:40,386 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-10-20 05:43:40,387 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-20 05:43:40,387 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-20 05:43:40,387 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-10-20 05:43:40,387 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-10-20 05:43:40,388 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-10-20 05:43:40,388 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-20 05:43:40,388 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-20 05:43:40,390 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-20 05:43:40,390 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-20 05:43:40,391 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-20 05:43:40,391 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-20 05:43:40,392 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-20 05:43:40,392 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-20 05:43:40,392 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-10-20 05:43:40,392 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-20 05:43:40,393 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-20 05:43:40,393 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-20 05:43:40,394 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_85bb12f6-fce5-455c-bafa-f08ed6d69f2a/bin/utaipan-tZwUujhuQw/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85bb12f6-fce5-455c-bafa-f08ed6d69f2a/bin/utaipan-tZwUujhuQw Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 335b52f604cd506d20699f3f7648e130643a15771854bdceec2b9e31483c27aa [2021-10-20 05:43:40,719 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-20 05:43:40,750 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-20 05:43:40,753 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-20 05:43:40,754 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-20 05:43:40,755 INFO L275 PluginConnector]: CDTParser initialized [2021-10-20 05:43:40,756 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85bb12f6-fce5-455c-bafa-f08ed6d69f2a/bin/utaipan-tZwUujhuQw/../../sv-benchmarks/c/busybox-1.22.0/sleep-3.i [2021-10-20 05:43:40,845 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85bb12f6-fce5-455c-bafa-f08ed6d69f2a/bin/utaipan-tZwUujhuQw/data/cd43058fe/17f9308100fe4c78b6a575d3577d4bc0/FLAG6a95d420f [2021-10-20 05:43:41,580 INFO L306 CDTParser]: Found 1 translation units. [2021-10-20 05:43:41,580 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85bb12f6-fce5-455c-bafa-f08ed6d69f2a/sv-benchmarks/c/busybox-1.22.0/sleep-3.i [2021-10-20 05:43:41,613 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85bb12f6-fce5-455c-bafa-f08ed6d69f2a/bin/utaipan-tZwUujhuQw/data/cd43058fe/17f9308100fe4c78b6a575d3577d4bc0/FLAG6a95d420f [2021-10-20 05:43:41,707 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85bb12f6-fce5-455c-bafa-f08ed6d69f2a/bin/utaipan-tZwUujhuQw/data/cd43058fe/17f9308100fe4c78b6a575d3577d4bc0 [2021-10-20 05:43:41,710 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-20 05:43:41,711 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-20 05:43:41,713 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-20 05:43:41,713 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-20 05:43:41,716 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-20 05:43:41,717 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.10 05:43:41" (1/1) ... [2021-10-20 05:43:41,718 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5ad4690c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 05:43:41, skipping insertion in model container [2021-10-20 05:43:41,719 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.10 05:43:41" (1/1) ... [2021-10-20 05:43:41,726 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-20 05:43:41,810 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-20 05:43:43,140 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 [2021-10-20 05:43:43,143 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@1e901bbf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 05:43:43, skipping insertion in model container [2021-10-20 05:43:43,144 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-20 05:43:43,144 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-10-20 05:43:43,148 INFO L168 Benchmark]: Toolchain (without parser) took 1434.35 ms. Allocated memory is still 94.4 MB. Free memory was 67.3 MB in the beginning and 52.4 MB in the end (delta: 14.9 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2021-10-20 05:43:43,150 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 94.4 MB. Free memory is still 68.7 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-20 05:43:43,152 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1431.21 ms. Allocated memory is still 94.4 MB. Free memory was 67.1 MB in the beginning and 52.7 MB in the end (delta: 14.4 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2021-10-20 05:43:43,154 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18 ms. Allocated memory is still 94.4 MB. Free memory is still 68.7 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1431.21 ms. Allocated memory is still 94.4 MB. Free memory was 67.1 MB in the beginning and 52.7 MB in the end (delta: 14.4 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 0.2.1-dev-e943c26 [2021-10-20 05:43:45,506 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-20 05:43:45,510 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-20 05:43:45,563 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-20 05:43:45,563 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-20 05:43:45,564 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-20 05:43:45,566 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-20 05:43:45,568 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-20 05:43:45,570 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-20 05:43:45,572 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-20 05:43:45,573 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-20 05:43:45,574 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-20 05:43:45,575 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-20 05:43:45,576 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-20 05:43:45,578 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-20 05:43:45,580 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-20 05:43:45,581 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-20 05:43:45,582 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-20 05:43:45,584 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-20 05:43:45,587 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-20 05:43:45,589 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-20 05:43:45,591 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-20 05:43:45,593 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-20 05:43:45,594 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-20 05:43:45,597 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-20 05:43:45,598 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-20 05:43:45,598 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-20 05:43:45,600 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-20 05:43:45,600 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-20 05:43:45,601 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-20 05:43:45,602 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-20 05:43:45,603 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-20 05:43:45,604 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-20 05:43:45,605 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-20 05:43:45,606 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-20 05:43:45,609 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-20 05:43:45,610 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-20 05:43:45,610 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-20 05:43:45,614 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-20 05:43:45,615 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-20 05:43:45,616 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-20 05:43:45,618 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85bb12f6-fce5-455c-bafa-f08ed6d69f2a/bin/utaipan-tZwUujhuQw/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Bitvector.epf [2021-10-20 05:43:45,664 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-20 05:43:45,664 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-20 05:43:45,666 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-20 05:43:45,666 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-20 05:43:45,666 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-20 05:43:45,667 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-20 05:43:45,667 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-20 05:43:45,667 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-20 05:43:45,667 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-20 05:43:45,669 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-20 05:43:45,670 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-20 05:43:45,670 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-20 05:43:45,670 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-10-20 05:43:45,671 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-20 05:43:45,671 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-20 05:43:45,671 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-10-20 05:43:45,671 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-10-20 05:43:45,672 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-10-20 05:43:45,672 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-20 05:43:45,672 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-20 05:43:45,672 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-10-20 05:43:45,672 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-10-20 05:43:45,673 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-20 05:43:45,673 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-20 05:43:45,673 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-20 05:43:45,673 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-20 05:43:45,674 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-20 05:43:45,674 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-20 05:43:45,674 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-20 05:43:45,674 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-10-20 05:43:45,675 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-10-20 05:43:45,675 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-20 05:43:45,675 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-20 05:43:45,675 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_85bb12f6-fce5-455c-bafa-f08ed6d69f2a/bin/utaipan-tZwUujhuQw/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85bb12f6-fce5-455c-bafa-f08ed6d69f2a/bin/utaipan-tZwUujhuQw Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 335b52f604cd506d20699f3f7648e130643a15771854bdceec2b9e31483c27aa [2021-10-20 05:43:46,088 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-20 05:43:46,109 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-20 05:43:46,112 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-20 05:43:46,113 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-20 05:43:46,114 INFO L275 PluginConnector]: CDTParser initialized [2021-10-20 05:43:46,115 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85bb12f6-fce5-455c-bafa-f08ed6d69f2a/bin/utaipan-tZwUujhuQw/../../sv-benchmarks/c/busybox-1.22.0/sleep-3.i [2021-10-20 05:43:46,196 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85bb12f6-fce5-455c-bafa-f08ed6d69f2a/bin/utaipan-tZwUujhuQw/data/abd3a853e/e2e1bc6a312248e4aa881748cef82c84/FLAG39e4f49d6 [2021-10-20 05:43:47,085 INFO L306 CDTParser]: Found 1 translation units. [2021-10-20 05:43:47,086 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85bb12f6-fce5-455c-bafa-f08ed6d69f2a/sv-benchmarks/c/busybox-1.22.0/sleep-3.i [2021-10-20 05:43:47,130 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85bb12f6-fce5-455c-bafa-f08ed6d69f2a/bin/utaipan-tZwUujhuQw/data/abd3a853e/e2e1bc6a312248e4aa881748cef82c84/FLAG39e4f49d6 [2021-10-20 05:43:47,638 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85bb12f6-fce5-455c-bafa-f08ed6d69f2a/bin/utaipan-tZwUujhuQw/data/abd3a853e/e2e1bc6a312248e4aa881748cef82c84 [2021-10-20 05:43:47,641 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-20 05:43:47,642 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-20 05:43:47,656 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-20 05:43:47,656 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-20 05:43:47,659 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-20 05:43:47,660 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.10 05:43:47" (1/1) ... [2021-10-20 05:43:47,661 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@60f21071 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 05:43:47, skipping insertion in model container [2021-10-20 05:43:47,661 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.10 05:43:47" (1/1) ... [2021-10-20 05:43:47,669 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-20 05:43:47,769 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-20 05:43:49,156 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 [2021-10-20 05:43:49,161 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@75e8cde3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 05:43:49, skipping insertion in model container [2021-10-20 05:43:49,162 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-20 05:43:49,162 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-10-20 05:43:49,165 INFO L168 Benchmark]: Toolchain (without parser) took 1521.56 ms. Allocated memory was 54.5 MB in the beginning and 71.3 MB in the end (delta: 16.8 MB). Free memory was 27.6 MB in the beginning and 38.6 MB in the end (delta: -11.0 MB). Peak memory consumption was 6.5 MB. Max. memory is 16.1 GB. [2021-10-20 05:43:49,167 INFO L168 Benchmark]: CDTParser took 0.26 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: 42.7 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-20 05:43:49,169 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1506.35 ms. Allocated memory was 54.5 MB in the beginning and 71.3 MB in the end (delta: 16.8 MB). Free memory was 27.5 MB in the beginning and 38.6 MB in the end (delta: -11.2 MB). Peak memory consumption was 6.5 MB. Max. memory is 16.1 GB. [2021-10-20 05:43:49,172 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26 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: 42.7 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1506.35 ms. Allocated memory was 54.5 MB in the beginning and 71.3 MB in the end (delta: 16.8 MB). Free memory was 27.5 MB in the beginning and 38.6 MB in the end (delta: -11.2 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...