./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 f470102c Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_a1c7fd0b-a92b-473a-bb9f-f16d556c8d4e/bin/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_a1c7fd0b-a92b-473a-bb9f-f16d556c8d4e/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_a1c7fd0b-a92b-473a-bb9f-f16d556c8d4e/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_a1c7fd0b-a92b-473a-bb9f-f16d556c8d4e/bin/utaipan/config/TaipanMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/usleep-2.i -s /tmp/vcloud-vcloud-master/worker/run_dir_a1c7fd0b-a92b-473a-bb9f-f16d556c8d4e/bin/utaipan/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_a1c7fd0b-a92b-473a-bb9f-f16d556c8d4e/bin/utaipan --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash ba08cd55fce0f365943ff7f28606e9c05cd7ccab .................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_a1c7fd0b-a92b-473a-bb9f-f16d556c8d4e/bin/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_a1c7fd0b-a92b-473a-bb9f-f16d556c8d4e/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_a1c7fd0b-a92b-473a-bb9f-f16d556c8d4e/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_a1c7fd0b-a92b-473a-bb9f-f16d556c8d4e/bin/utaipan/config/TaipanMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/usleep-2.i -s /tmp/vcloud-vcloud-master/worker/run_dir_a1c7fd0b-a92b-473a-bb9f-f16d556c8d4e/bin/utaipan/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_a1c7fd0b-a92b-473a-bb9f-f16d556c8d4e/bin/utaipan --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash ba08cd55fce0f365943ff7f28606e9c05cd7ccab ................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.25-f470102 [2019-12-07 16:15:06,315 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-07 16:15:06,316 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-07 16:15:06,324 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-07 16:15:06,324 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-07 16:15:06,324 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-07 16:15:06,325 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-07 16:15:06,327 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-07 16:15:06,328 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-07 16:15:06,328 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-07 16:15:06,329 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-07 16:15:06,330 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-07 16:15:06,330 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-07 16:15:06,331 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-07 16:15:06,331 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-07 16:15:06,332 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-07 16:15:06,333 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-07 16:15:06,334 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-07 16:15:06,335 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-07 16:15:06,336 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-07 16:15:06,337 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-07 16:15:06,338 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-07 16:15:06,339 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-07 16:15:06,339 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-07 16:15:06,341 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-12-07 16:15:06,341 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-12-07 16:15:06,341 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-12-07 16:15:06,342 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-12-07 16:15:06,342 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-12-07 16:15:06,342 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-12-07 16:15:06,343 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-07 16:15:06,343 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-07 16:15:06,343 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-07 16:15:06,344 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-07 16:15:06,344 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-07 16:15:06,345 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-07 16:15:06,345 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-07 16:15:06,345 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-07 16:15:06,345 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-07 16:15:06,346 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-07 16:15:06,346 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-07 16:15:06,347 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_a1c7fd0b-a92b-473a-bb9f-f16d556c8d4e/bin/utaipan/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Default.epf [2019-12-07 16:15:06,356 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-07 16:15:06,356 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-07 16:15:06,357 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-12-07 16:15:06,357 INFO L138 SettingsManager]: * User list type=DISABLED [2019-12-07 16:15:06,357 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-12-07 16:15:06,357 INFO L138 SettingsManager]: * Explicit value domain=true [2019-12-07 16:15:06,357 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2019-12-07 16:15:06,357 INFO L138 SettingsManager]: * Octagon Domain=false [2019-12-07 16:15:06,357 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2019-12-07 16:15:06,357 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2019-12-07 16:15:06,357 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2019-12-07 16:15:06,358 INFO L138 SettingsManager]: * Interval Domain=false [2019-12-07 16:15:06,358 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2019-12-07 16:15:06,358 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2019-12-07 16:15:06,358 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2019-12-07 16:15:06,358 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-12-07 16:15:06,358 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-12-07 16:15:06,359 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-07 16:15:06,359 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-12-07 16:15:06,359 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-12-07 16:15:06,359 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-07 16:15:06,359 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-12-07 16:15:06,359 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-12-07 16:15:06,359 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-12-07 16:15:06,359 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-07 16:15:06,359 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-12-07 16:15:06,360 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-07 16:15:06,360 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-07 16:15:06,360 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-07 16:15:06,360 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-12-07 16:15:06,360 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-12-07 16:15:06,360 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-07 16:15:06,360 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-07 16:15:06,360 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2019-12-07 16:15:06,361 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-12-07 16:15:06,361 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2019-12-07 16:15:06,361 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-12-07 16:15:06,361 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_a1c7fd0b-a92b-473a-bb9f-f16d556c8d4e/bin/utaipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ba08cd55fce0f365943ff7f28606e9c05cd7ccab [2019-12-07 16:15:06,462 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-07 16:15:06,472 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-07 16:15:06,475 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-07 16:15:06,476 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-07 16:15:06,476 INFO L275 PluginConnector]: CDTParser initialized [2019-12-07 16:15:06,477 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_a1c7fd0b-a92b-473a-bb9f-f16d556c8d4e/bin/utaipan/../../sv-benchmarks/c/busybox-1.22.0/usleep-2.i [2019-12-07 16:15:06,521 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_a1c7fd0b-a92b-473a-bb9f-f16d556c8d4e/bin/utaipan/data/a1c298313/fdee761b569c49f28f4009815ea705ce/FLAG10cd0097e [2019-12-07 16:15:07,032 INFO L306 CDTParser]: Found 1 translation units. [2019-12-07 16:15:07,032 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_a1c7fd0b-a92b-473a-bb9f-f16d556c8d4e/sv-benchmarks/c/busybox-1.22.0/usleep-2.i [2019-12-07 16:15:07,049 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_a1c7fd0b-a92b-473a-bb9f-f16d556c8d4e/bin/utaipan/data/a1c298313/fdee761b569c49f28f4009815ea705ce/FLAG10cd0097e [2019-12-07 16:15:07,547 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_a1c7fd0b-a92b-473a-bb9f-f16d556c8d4e/bin/utaipan/data/a1c298313/fdee761b569c49f28f4009815ea705ce [2019-12-07 16:15:07,549 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-07 16:15:07,550 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-12-07 16:15:07,550 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-07 16:15:07,550 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-07 16:15:07,553 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-07 16:15:07,553 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 04:15:07" (1/1) ... [2019-12-07 16:15:07,555 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5fa23573 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 04:15:07, skipping insertion in model container [2019-12-07 16:15:07,555 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 04:15:07" (1/1) ... [2019-12-07 16:15:07,560 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-07 16:15:07,606 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-07 16:15:08,255 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 [2019-12-07 16:15:08,256 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@dfc5c1c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 04:15:08, skipping insertion in model container [2019-12-07 16:15:08,256 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-07 16:15:08,256 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2019-12-07 16:15:08,258 INFO L168 Benchmark]: Toolchain (without parser) took 707.99 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 89.1 MB). Free memory was 935.3 MB in the beginning and 1.1 GB in the end (delta: -130.0 MB). Peak memory consumption was 30.8 MB. Max. memory is 11.5 GB. [2019-12-07 16:15:08,259 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 955.4 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-07 16:15:08,259 INFO L168 Benchmark]: CACSL2BoogieTranslator took 705.92 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 89.1 MB). Free memory was 935.3 MB in the beginning and 1.1 GB in the end (delta: -130.0 MB). Peak memory consumption was 30.8 MB. Max. memory is 11.5 GB. [2019-12-07 16:15:08,261 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 955.4 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 705.92 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 89.1 MB). Free memory was 935.3 MB in the beginning and 1.1 GB in the end (delta: -130.0 MB). Peak memory consumption was 30.8 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2465]: 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 0.1.25-f470102 [2019-12-07 16:15:09,423 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-07 16:15:09,425 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-07 16:15:09,433 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-07 16:15:09,433 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-07 16:15:09,433 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-07 16:15:09,434 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-07 16:15:09,436 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-07 16:15:09,437 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-07 16:15:09,437 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-07 16:15:09,438 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-07 16:15:09,439 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-07 16:15:09,439 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-07 16:15:09,440 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-07 16:15:09,440 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-07 16:15:09,441 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-07 16:15:09,442 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-07 16:15:09,442 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-07 16:15:09,444 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-07 16:15:09,445 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-07 16:15:09,446 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-07 16:15:09,447 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-07 16:15:09,448 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-07 16:15:09,448 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-07 16:15:09,450 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-12-07 16:15:09,450 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-12-07 16:15:09,450 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-12-07 16:15:09,451 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-12-07 16:15:09,451 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-12-07 16:15:09,452 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-12-07 16:15:09,452 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-07 16:15:09,453 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-07 16:15:09,453 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-07 16:15:09,453 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-07 16:15:09,454 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-07 16:15:09,454 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-07 16:15:09,455 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-07 16:15:09,455 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-07 16:15:09,455 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-07 16:15:09,455 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-07 16:15:09,456 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-07 16:15:09,456 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_a1c7fd0b-a92b-473a-bb9f-f16d556c8d4e/bin/utaipan/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Bitvector.epf [2019-12-07 16:15:09,466 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-07 16:15:09,466 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-07 16:15:09,467 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-12-07 16:15:09,467 INFO L138 SettingsManager]: * User list type=DISABLED [2019-12-07 16:15:09,467 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-12-07 16:15:09,467 INFO L138 SettingsManager]: * Explicit value domain=true [2019-12-07 16:15:09,467 INFO L138 SettingsManager]: * Octagon Domain=false [2019-12-07 16:15:09,467 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2019-12-07 16:15:09,468 INFO L138 SettingsManager]: * Interval Domain=false [2019-12-07 16:15:09,468 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-12-07 16:15:09,468 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-12-07 16:15:09,468 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-07 16:15:09,468 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-12-07 16:15:09,469 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-12-07 16:15:09,469 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-07 16:15:09,469 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-12-07 16:15:09,469 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-12-07 16:15:09,469 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-12-07 16:15:09,469 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-07 16:15:09,469 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-12-07 16:15:09,469 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-12-07 16:15:09,470 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-12-07 16:15:09,470 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-07 16:15:09,470 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-07 16:15:09,470 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-12-07 16:15:09,470 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-07 16:15:09,470 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-12-07 16:15:09,470 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-12-07 16:15:09,470 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-07 16:15:09,471 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-07 16:15:09,471 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2019-12-07 16:15:09,471 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-12-07 16:15:09,471 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2019-12-07 16:15:09,471 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-12-07 16:15:09,471 INFO L138 SettingsManager]: * Logic for external solver=AUFBV Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_a1c7fd0b-a92b-473a-bb9f-f16d556c8d4e/bin/utaipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ba08cd55fce0f365943ff7f28606e9c05cd7ccab [2019-12-07 16:15:09,630 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-07 16:15:09,641 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-07 16:15:09,644 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-07 16:15:09,645 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-07 16:15:09,646 INFO L275 PluginConnector]: CDTParser initialized [2019-12-07 16:15:09,646 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_a1c7fd0b-a92b-473a-bb9f-f16d556c8d4e/bin/utaipan/../../sv-benchmarks/c/busybox-1.22.0/usleep-2.i [2019-12-07 16:15:09,688 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_a1c7fd0b-a92b-473a-bb9f-f16d556c8d4e/bin/utaipan/data/919403a6c/4c0a5fc6ec574b32ae948be0effc3e3a/FLAGef09a41f8 [2019-12-07 16:15:10,196 INFO L306 CDTParser]: Found 1 translation units. [2019-12-07 16:15:10,196 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_a1c7fd0b-a92b-473a-bb9f-f16d556c8d4e/sv-benchmarks/c/busybox-1.22.0/usleep-2.i [2019-12-07 16:15:10,212 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_a1c7fd0b-a92b-473a-bb9f-f16d556c8d4e/bin/utaipan/data/919403a6c/4c0a5fc6ec574b32ae948be0effc3e3a/FLAGef09a41f8 [2019-12-07 16:15:10,464 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_a1c7fd0b-a92b-473a-bb9f-f16d556c8d4e/bin/utaipan/data/919403a6c/4c0a5fc6ec574b32ae948be0effc3e3a [2019-12-07 16:15:10,467 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-07 16:15:10,469 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-12-07 16:15:10,470 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-07 16:15:10,470 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-07 16:15:10,476 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-07 16:15:10,477 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 04:15:10" (1/1) ... [2019-12-07 16:15:10,482 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6ea342d2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 04:15:10, skipping insertion in model container [2019-12-07 16:15:10,482 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 04:15:10" (1/1) ... [2019-12-07 16:15:10,488 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-07 16:15:10,535 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-07 16:15:11,215 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 [2019-12-07 16:15:11,215 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@3b12ed42 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 04:15:11, skipping insertion in model container [2019-12-07 16:15:11,215 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-07 16:15:11,216 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2019-12-07 16:15:11,217 INFO L168 Benchmark]: Toolchain (without parser) took 748.33 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 125.8 MB). Free memory was 945.7 MB in the beginning and 1.1 GB in the end (delta: -146.7 MB). Peak memory consumption was 27.8 MB. Max. memory is 11.5 GB. [2019-12-07 16:15:11,218 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 981.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-07 16:15:11,218 INFO L168 Benchmark]: CACSL2BoogieTranslator took 745.36 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 125.8 MB). Free memory was 945.7 MB in the beginning and 1.1 GB in the end (delta: -146.7 MB). Peak memory consumption was 27.8 MB. Max. memory is 11.5 GB. [2019-12-07 16:15:11,219 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 981.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 745.36 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 125.8 MB). Free memory was 945.7 MB in the beginning and 1.1 GB in the end (delta: -146.7 MB). Peak memory consumption was 27.8 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2465]: 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...