./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 aef121e0 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_307a1f6a-3881-45ae-a28e-231951317747/bin/utaipan-EQgc7hIp5V/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_307a1f6a-3881-45ae-a28e-231951317747/bin/utaipan-EQgc7hIp5V/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_307a1f6a-3881-45ae-a28e-231951317747/bin/utaipan-EQgc7hIp5V/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_307a1f6a-3881-45ae-a28e-231951317747/bin/utaipan-EQgc7hIp5V/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_307a1f6a-3881-45ae-a28e-231951317747/bin/utaipan-EQgc7hIp5V/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_307a1f6a-3881-45ae-a28e-231951317747/bin/utaipan-EQgc7hIp5V --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 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-23 03:45:34,067 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 03:45:34,070 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 03:45:34,118 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 03:45:34,119 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 03:45:34,121 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 03:45:34,123 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 03:45:34,127 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 03:45:34,130 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 03:45:34,132 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 03:45:34,134 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 03:45:34,136 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 03:45:34,137 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 03:45:34,139 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 03:45:34,141 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 03:45:34,144 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 03:45:34,145 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 03:45:34,147 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 03:45:34,151 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 03:45:34,154 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 03:45:34,157 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 03:45:34,165 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 03:45:34,168 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 03:45:34,173 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 03:45:34,179 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 03:45:34,185 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 03:45:34,185 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 03:45:34,187 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 03:45:34,189 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 03:45:34,191 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 03:45:34,192 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 03:45:34,194 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 03:45:34,196 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 03:45:34,198 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 03:45:34,201 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 03:45:34,201 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 03:45:34,202 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 03:45:34,203 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 03:45:34,203 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 03:45:34,208 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 03:45:34,209 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 03:45:34,210 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_307a1f6a-3881-45ae-a28e-231951317747/bin/utaipan-EQgc7hIp5V/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Default.epf [2021-11-23 03:45:34,273 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 03:45:34,281 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 03:45:34,282 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-23 03:45:34,283 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-23 03:45:34,284 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 03:45:34,284 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-23 03:45:34,285 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-23 03:45:34,285 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-23 03:45:34,285 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-23 03:45:34,286 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-11-23 03:45:34,290 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-23 03:45:34,291 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-23 03:45:34,291 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-11-23 03:45:34,292 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-11-23 03:45:34,292 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-23 03:45:34,292 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-11-23 03:45:34,292 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-11-23 03:45:34,293 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2021-11-23 03:45:34,294 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 03:45:34,294 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 03:45:34,295 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 03:45:34,295 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-23 03:45:34,295 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 03:45:34,297 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 03:45:34,298 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-11-23 03:45:34,298 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-11-23 03:45:34,298 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-11-23 03:45:34,299 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 03:45:34,299 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 03:45:34,299 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 03:45:34,300 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 03:45:34,300 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-23 03:45:34,300 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-23 03:45:34,301 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 03:45:34,301 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 03:45:34,301 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-11-23 03:45:34,302 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 03:45:34,302 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-23 03:45:34,302 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 03:45:34,302 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_307a1f6a-3881-45ae-a28e-231951317747/bin/utaipan-EQgc7hIp5V/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_307a1f6a-3881-45ae-a28e-231951317747/bin/utaipan-EQgc7hIp5V Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 335b52f604cd506d20699f3f7648e130643a15771854bdceec2b9e31483c27aa [2021-11-23 03:45:34,672 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 03:45:34,709 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 03:45:34,713 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 03:45:34,714 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 03:45:34,715 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 03:45:34,717 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_307a1f6a-3881-45ae-a28e-231951317747/bin/utaipan-EQgc7hIp5V/../../sv-benchmarks/c/busybox-1.22.0/sleep-3.i [2021-11-23 03:45:34,821 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_307a1f6a-3881-45ae-a28e-231951317747/bin/utaipan-EQgc7hIp5V/data/9278d6a5a/c7031bff74c64925ace8acf617dc3565/FLAG9b600f28e [2021-11-23 03:45:35,738 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 03:45:35,741 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_307a1f6a-3881-45ae-a28e-231951317747/sv-benchmarks/c/busybox-1.22.0/sleep-3.i [2021-11-23 03:45:35,809 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_307a1f6a-3881-45ae-a28e-231951317747/bin/utaipan-EQgc7hIp5V/data/9278d6a5a/c7031bff74c64925ace8acf617dc3565/FLAG9b600f28e [2021-11-23 03:45:36,293 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_307a1f6a-3881-45ae-a28e-231951317747/bin/utaipan-EQgc7hIp5V/data/9278d6a5a/c7031bff74c64925ace8acf617dc3565 [2021-11-23 03:45:36,295 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 03:45:36,297 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 03:45:36,299 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 03:45:36,300 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 03:45:36,305 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 03:45:36,307 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:45:36" (1/1) ... [2021-11-23 03:45:36,310 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7cdb5fd4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:45:36, skipping insertion in model container [2021-11-23 03:45:36,311 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:45:36" (1/1) ... [2021-11-23 03:45:36,320 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 03:45:36,458 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 03:45:38,245 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 03:45:38,246 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@5d2db05b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:45:38, skipping insertion in model container [2021-11-23 03:45:38,246 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 03:45:38,254 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-11-23 03:45:38,256 INFO L158 Benchmark]: Toolchain (without parser) took 1957.96ms. Allocated memory is still 117.4MB. Free memory was 72.1MB in the beginning and 76.5MB in the end (delta: -4.4MB). Peak memory consumption was 7.7MB. Max. memory is 16.1GB. [2021-11-23 03:45:38,258 INFO L158 Benchmark]: CDTParser took 0.40ms. Allocated memory is still 117.4MB. Free memory is still 93.7MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 03:45:38,260 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1954.29ms. Allocated memory is still 117.4MB. Free memory was 71.9MB in the beginning and 76.5MB in the end (delta: -4.6MB). Peak memory consumption was 7.7MB. Max. memory is 16.1GB. [2021-11-23 03:45:38,264 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.40ms. Allocated memory is still 117.4MB. Free memory is still 93.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1954.29ms. Allocated memory is still 117.4MB. Free memory was 71.9MB in the beginning and 76.5MB in the end (delta: -4.6MB). Peak memory consumption was 7.7MB. Max. memory is 16.1GB. * 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... --- 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_307a1f6a-3881-45ae-a28e-231951317747/bin/utaipan-EQgc7hIp5V/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_307a1f6a-3881-45ae-a28e-231951317747/bin/utaipan-EQgc7hIp5V/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_307a1f6a-3881-45ae-a28e-231951317747/bin/utaipan-EQgc7hIp5V/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_307a1f6a-3881-45ae-a28e-231951317747/bin/utaipan-EQgc7hIp5V/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_307a1f6a-3881-45ae-a28e-231951317747/bin/utaipan-EQgc7hIp5V/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_307a1f6a-3881-45ae-a28e-231951317747/bin/utaipan-EQgc7hIp5V --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 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-23 03:45:41,273 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 03:45:41,278 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 03:45:41,356 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 03:45:41,357 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 03:45:41,365 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 03:45:41,368 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 03:45:41,374 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 03:45:41,379 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 03:45:41,390 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 03:45:41,395 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 03:45:41,397 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 03:45:41,399 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 03:45:41,403 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 03:45:41,405 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 03:45:41,412 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 03:45:41,415 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 03:45:41,417 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 03:45:41,420 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 03:45:41,427 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 03:45:41,433 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 03:45:41,435 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 03:45:41,440 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 03:45:41,442 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 03:45:41,451 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 03:45:41,452 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 03:45:41,453 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 03:45:41,456 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 03:45:41,457 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 03:45:41,458 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 03:45:41,459 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 03:45:41,460 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 03:45:41,463 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 03:45:41,465 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 03:45:41,467 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 03:45:41,467 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 03:45:41,469 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 03:45:41,469 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 03:45:41,470 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 03:45:41,472 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 03:45:41,473 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 03:45:41,475 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_307a1f6a-3881-45ae-a28e-231951317747/bin/utaipan-EQgc7hIp5V/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Bitvector.epf [2021-11-23 03:45:41,535 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 03:45:41,536 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 03:45:41,537 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-23 03:45:41,537 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-23 03:45:41,538 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 03:45:41,539 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-23 03:45:41,539 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-23 03:45:41,539 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-23 03:45:41,540 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-23 03:45:41,540 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-23 03:45:41,542 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-23 03:45:41,542 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-23 03:45:41,544 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 03:45:41,544 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 03:45:41,545 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 03:45:41,545 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-23 03:45:41,545 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 03:45:41,546 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 03:45:41,546 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-11-23 03:45:41,546 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-11-23 03:45:41,547 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-11-23 03:45:41,547 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 03:45:41,547 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 03:45:41,548 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 03:45:41,548 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 03:45:41,548 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 03:45:41,549 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 03:45:41,549 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-23 03:45:41,549 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-23 03:45:41,549 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-23 03:45:41,550 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 03:45:41,550 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 03:45:41,551 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 03:45:41,551 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 03:45:41,552 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-23 03:45:41,552 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 03:45:41,552 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_307a1f6a-3881-45ae-a28e-231951317747/bin/utaipan-EQgc7hIp5V/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_307a1f6a-3881-45ae-a28e-231951317747/bin/utaipan-EQgc7hIp5V Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 335b52f604cd506d20699f3f7648e130643a15771854bdceec2b9e31483c27aa [2021-11-23 03:45:42,105 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 03:45:42,157 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 03:45:42,161 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 03:45:42,163 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 03:45:42,164 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 03:45:42,165 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_307a1f6a-3881-45ae-a28e-231951317747/bin/utaipan-EQgc7hIp5V/../../sv-benchmarks/c/busybox-1.22.0/sleep-3.i [2021-11-23 03:45:42,266 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_307a1f6a-3881-45ae-a28e-231951317747/bin/utaipan-EQgc7hIp5V/data/857adb43e/30c71da26e9741588eecf9008af636f5/FLAG67d2608fd [2021-11-23 03:45:43,387 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 03:45:43,389 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_307a1f6a-3881-45ae-a28e-231951317747/sv-benchmarks/c/busybox-1.22.0/sleep-3.i [2021-11-23 03:45:43,433 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_307a1f6a-3881-45ae-a28e-231951317747/bin/utaipan-EQgc7hIp5V/data/857adb43e/30c71da26e9741588eecf9008af636f5/FLAG67d2608fd [2021-11-23 03:45:43,852 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_307a1f6a-3881-45ae-a28e-231951317747/bin/utaipan-EQgc7hIp5V/data/857adb43e/30c71da26e9741588eecf9008af636f5 [2021-11-23 03:45:43,855 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 03:45:43,857 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 03:45:43,860 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 03:45:43,860 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 03:45:43,865 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 03:45:43,866 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:45:43" (1/1) ... [2021-11-23 03:45:43,868 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@35bd948f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:45:43, skipping insertion in model container [2021-11-23 03:45:43,868 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:45:43" (1/1) ... [2021-11-23 03:45:43,878 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 03:45:44,013 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 03:45:45,645 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 03:45:45,646 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@696f7e05 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:45:45, skipping insertion in model container [2021-11-23 03:45:45,647 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 03:45:45,647 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-11-23 03:45:45,650 INFO L158 Benchmark]: Toolchain (without parser) took 1791.61ms. Allocated memory was 60.8MB in the beginning and 75.5MB in the end (delta: 14.7MB). Free memory was 32.9MB in the beginning and 52.7MB in the end (delta: -19.9MB). Peak memory consumption was 13.2MB. Max. memory is 16.1GB. [2021-11-23 03:45:45,651 INFO L158 Benchmark]: CDTParser took 0.42ms. Allocated memory is still 60.8MB. Free memory is still 40.7MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 03:45:45,653 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1787.59ms. Allocated memory was 60.8MB in the beginning and 75.5MB in the end (delta: 14.7MB). Free memory was 32.7MB in the beginning and 52.7MB in the end (delta: -20.0MB). Peak memory consumption was 13.2MB. Max. memory is 16.1GB. [2021-11-23 03:45:45,655 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.42ms. Allocated memory is still 60.8MB. Free memory is still 40.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1787.59ms. Allocated memory was 60.8MB in the beginning and 75.5MB in the end (delta: 14.7MB). Free memory was 32.7MB in the beginning and 52.7MB in the end (delta: -20.0MB). Peak memory consumption was 13.2MB. Max. memory is 16.1GB. * 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... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN