./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/busybox-1.22.0/fold-1.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_fd9efb3c-bc4f-44aa-b9f7-39cab7aea72d/bin/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_fd9efb3c-bc4f-44aa-b9f7-39cab7aea72d/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_fd9efb3c-bc4f-44aa-b9f7-39cab7aea72d/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_fd9efb3c-bc4f-44aa-b9f7-39cab7aea72d/bin/utaipan/config/TaipanMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/fold-1.i -s /tmp/vcloud-vcloud-master/worker/run_dir_fd9efb3c-bc4f-44aa-b9f7-39cab7aea72d/bin/utaipan/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_fd9efb3c-bc4f-44aa-b9f7-39cab7aea72d/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 54b0758df624f8cf1ce01b480c4a992dbdbcfc97 .................................................................................................................................... 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_fd9efb3c-bc4f-44aa-b9f7-39cab7aea72d/bin/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_fd9efb3c-bc4f-44aa-b9f7-39cab7aea72d/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_fd9efb3c-bc4f-44aa-b9f7-39cab7aea72d/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_fd9efb3c-bc4f-44aa-b9f7-39cab7aea72d/bin/utaipan/config/TaipanMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/fold-1.i -s /tmp/vcloud-vcloud-master/worker/run_dir_fd9efb3c-bc4f-44aa-b9f7-39cab7aea72d/bin/utaipan/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_fd9efb3c-bc4f-44aa-b9f7-39cab7aea72d/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 54b0758df624f8cf1ce01b480c4a992dbdbcfc97 ................................................................................................................................. 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 20:11:51,450 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-07 20:11:51,451 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-07 20:11:51,459 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-07 20:11:51,460 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-07 20:11:51,460 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-07 20:11:51,461 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-07 20:11:51,463 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-07 20:11:51,465 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-07 20:11:51,466 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-07 20:11:51,466 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-07 20:11:51,467 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-07 20:11:51,468 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-07 20:11:51,469 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-07 20:11:51,469 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-07 20:11:51,471 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-07 20:11:51,471 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-07 20:11:51,472 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-07 20:11:51,474 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-07 20:11:51,476 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-07 20:11:51,477 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-07 20:11:51,478 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-07 20:11:51,479 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-07 20:11:51,480 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-07 20:11:51,482 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-12-07 20:11:51,482 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-12-07 20:11:51,482 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-12-07 20:11:51,483 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-12-07 20:11:51,483 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-12-07 20:11:51,484 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-12-07 20:11:51,484 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-07 20:11:51,485 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-07 20:11:51,485 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-07 20:11:51,486 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-07 20:11:51,486 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-07 20:11:51,487 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-07 20:11:51,487 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-07 20:11:51,487 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-07 20:11:51,488 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-07 20:11:51,488 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-07 20:11:51,489 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-07 20:11:51,490 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_fd9efb3c-bc4f-44aa-b9f7-39cab7aea72d/bin/utaipan/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Default.epf [2019-12-07 20:11:51,502 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-07 20:11:51,503 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-07 20:11:51,503 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-12-07 20:11:51,503 INFO L138 SettingsManager]: * User list type=DISABLED [2019-12-07 20:11:51,503 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-12-07 20:11:51,504 INFO L138 SettingsManager]: * Explicit value domain=true [2019-12-07 20:11:51,504 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2019-12-07 20:11:51,504 INFO L138 SettingsManager]: * Octagon Domain=false [2019-12-07 20:11:51,504 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2019-12-07 20:11:51,504 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2019-12-07 20:11:51,504 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2019-12-07 20:11:51,504 INFO L138 SettingsManager]: * Interval Domain=false [2019-12-07 20:11:51,505 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2019-12-07 20:11:51,505 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2019-12-07 20:11:51,505 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2019-12-07 20:11:51,505 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-12-07 20:11:51,505 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-12-07 20:11:51,506 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-07 20:11:51,506 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-12-07 20:11:51,506 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-12-07 20:11:51,506 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-07 20:11:51,506 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-12-07 20:11:51,506 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-12-07 20:11:51,507 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-12-07 20:11:51,507 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-07 20:11:51,507 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-12-07 20:11:51,507 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-07 20:11:51,507 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-07 20:11:51,507 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-07 20:11:51,507 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-12-07 20:11:51,507 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-12-07 20:11:51,507 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-07 20:11:51,508 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-07 20:11:51,508 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2019-12-07 20:11:51,508 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-12-07 20:11:51,508 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2019-12-07 20:11:51,508 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-12-07 20:11:51,508 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_fd9efb3c-bc4f-44aa-b9f7-39cab7aea72d/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 -> 54b0758df624f8cf1ce01b480c4a992dbdbcfc97 [2019-12-07 20:11:51,616 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-07 20:11:51,623 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-07 20:11:51,625 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-07 20:11:51,626 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-07 20:11:51,627 INFO L275 PluginConnector]: CDTParser initialized [2019-12-07 20:11:51,627 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_fd9efb3c-bc4f-44aa-b9f7-39cab7aea72d/bin/utaipan/../../sv-benchmarks/c/busybox-1.22.0/fold-1.i [2019-12-07 20:11:51,665 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_fd9efb3c-bc4f-44aa-b9f7-39cab7aea72d/bin/utaipan/data/cee5ff8ee/966256814863438988b8861e09cf98fc/FLAG8d138c9ae [2019-12-07 20:11:52,215 INFO L306 CDTParser]: Found 1 translation units. [2019-12-07 20:11:52,216 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_fd9efb3c-bc4f-44aa-b9f7-39cab7aea72d/sv-benchmarks/c/busybox-1.22.0/fold-1.i [2019-12-07 20:11:52,232 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_fd9efb3c-bc4f-44aa-b9f7-39cab7aea72d/bin/utaipan/data/cee5ff8ee/966256814863438988b8861e09cf98fc/FLAG8d138c9ae [2019-12-07 20:11:52,697 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_fd9efb3c-bc4f-44aa-b9f7-39cab7aea72d/bin/utaipan/data/cee5ff8ee/966256814863438988b8861e09cf98fc [2019-12-07 20:11:52,699 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-07 20:11:52,700 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-12-07 20:11:52,700 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-07 20:11:52,700 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-07 20:11:52,702 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-07 20:11:52,703 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 08:11:52" (1/1) ... [2019-12-07 20:11:52,705 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@331c5240 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 08:11:52, skipping insertion in model container [2019-12-07 20:11:52,705 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 08:11:52" (1/1) ... [2019-12-07 20:11:52,709 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-07 20:11:52,752 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-07 20:11:53,467 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2019-12-07 20:11:53,468 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@1af2b9fb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 08:11:53, skipping insertion in model container [2019-12-07 20:11:53,468 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-07 20:11:53,468 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2019-12-07 20:11:53,470 INFO L168 Benchmark]: Toolchain (without parser) took 769.79 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 93.3 MB). Free memory was 937.1 MB in the beginning and 1.1 GB in the end (delta: -134.9 MB). Peak memory consumption was 31.9 MB. Max. memory is 11.5 GB. [2019-12-07 20:11:53,470 INFO L168 Benchmark]: CDTParser took 0.13 ms. Allocated memory is still 1.0 GB. Free memory is still 958.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-07 20:11:53,471 INFO L168 Benchmark]: CACSL2BoogieTranslator took 768.00 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 93.3 MB). Free memory was 937.1 MB in the beginning and 1.1 GB in the end (delta: -134.9 MB). Peak memory consumption was 31.9 MB. Max. memory is 11.5 GB. [2019-12-07 20:11:53,472 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13 ms. Allocated memory is still 1.0 GB. Free memory is still 958.7 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 768.00 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 93.3 MB). Free memory was 937.1 MB in the beginning and 1.1 GB in the end (delta: -134.9 MB). Peak memory consumption was 31.9 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2296]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg 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 20:11:54,605 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-07 20:11:54,606 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-07 20:11:54,614 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-07 20:11:54,614 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-07 20:11:54,615 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-07 20:11:54,616 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-07 20:11:54,617 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-07 20:11:54,618 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-07 20:11:54,619 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-07 20:11:54,619 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-07 20:11:54,620 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-07 20:11:54,620 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-07 20:11:54,621 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-07 20:11:54,622 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-07 20:11:54,623 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-07 20:11:54,623 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-07 20:11:54,624 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-07 20:11:54,625 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-07 20:11:54,627 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-07 20:11:54,628 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-07 20:11:54,629 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-07 20:11:54,629 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-07 20:11:54,630 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-07 20:11:54,632 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-12-07 20:11:54,632 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-12-07 20:11:54,632 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-12-07 20:11:54,633 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-12-07 20:11:54,633 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-12-07 20:11:54,634 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-12-07 20:11:54,634 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-07 20:11:54,634 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-07 20:11:54,635 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-07 20:11:54,635 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-07 20:11:54,636 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-07 20:11:54,636 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-07 20:11:54,637 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-07 20:11:54,637 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-07 20:11:54,637 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-07 20:11:54,638 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-07 20:11:54,638 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-07 20:11:54,639 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_fd9efb3c-bc4f-44aa-b9f7-39cab7aea72d/bin/utaipan/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Bitvector.epf [2019-12-07 20:11:54,649 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-07 20:11:54,649 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-07 20:11:54,650 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-12-07 20:11:54,650 INFO L138 SettingsManager]: * User list type=DISABLED [2019-12-07 20:11:54,650 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-12-07 20:11:54,651 INFO L138 SettingsManager]: * Explicit value domain=true [2019-12-07 20:11:54,651 INFO L138 SettingsManager]: * Octagon Domain=false [2019-12-07 20:11:54,651 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2019-12-07 20:11:54,651 INFO L138 SettingsManager]: * Interval Domain=false [2019-12-07 20:11:54,652 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-12-07 20:11:54,652 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-12-07 20:11:54,652 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-07 20:11:54,652 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-12-07 20:11:54,652 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-12-07 20:11:54,653 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-07 20:11:54,653 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-12-07 20:11:54,653 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-12-07 20:11:54,653 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-12-07 20:11:54,653 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-07 20:11:54,653 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-12-07 20:11:54,653 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-12-07 20:11:54,653 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-12-07 20:11:54,654 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-07 20:11:54,654 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-07 20:11:54,654 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-12-07 20:11:54,654 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-07 20:11:54,654 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-12-07 20:11:54,654 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-12-07 20:11:54,655 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-07 20:11:54,655 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-07 20:11:54,655 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2019-12-07 20:11:54,655 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-12-07 20:11:54,655 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2019-12-07 20:11:54,655 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-12-07 20:11:54,655 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_fd9efb3c-bc4f-44aa-b9f7-39cab7aea72d/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 -> 54b0758df624f8cf1ce01b480c4a992dbdbcfc97 [2019-12-07 20:11:54,844 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-07 20:11:54,854 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-07 20:11:54,857 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-07 20:11:54,858 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-07 20:11:54,858 INFO L275 PluginConnector]: CDTParser initialized [2019-12-07 20:11:54,859 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_fd9efb3c-bc4f-44aa-b9f7-39cab7aea72d/bin/utaipan/../../sv-benchmarks/c/busybox-1.22.0/fold-1.i [2019-12-07 20:11:54,903 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_fd9efb3c-bc4f-44aa-b9f7-39cab7aea72d/bin/utaipan/data/bc8e58d79/a3bd95093f2d4db4bd06da87394fd920/FLAGfe3fcaba4 [2019-12-07 20:11:55,446 INFO L306 CDTParser]: Found 1 translation units. [2019-12-07 20:11:55,446 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_fd9efb3c-bc4f-44aa-b9f7-39cab7aea72d/sv-benchmarks/c/busybox-1.22.0/fold-1.i [2019-12-07 20:11:55,463 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_fd9efb3c-bc4f-44aa-b9f7-39cab7aea72d/bin/utaipan/data/bc8e58d79/a3bd95093f2d4db4bd06da87394fd920/FLAGfe3fcaba4 [2019-12-07 20:11:55,687 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_fd9efb3c-bc4f-44aa-b9f7-39cab7aea72d/bin/utaipan/data/bc8e58d79/a3bd95093f2d4db4bd06da87394fd920 [2019-12-07 20:11:55,692 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-07 20:11:55,694 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-12-07 20:11:55,696 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-07 20:11:55,696 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-07 20:11:55,701 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-07 20:11:55,702 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 08:11:55" (1/1) ... [2019-12-07 20:11:55,706 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3466e249 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 08:11:55, skipping insertion in model container [2019-12-07 20:11:55,706 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 08:11:55" (1/1) ... [2019-12-07 20:11:55,713 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-07 20:11:55,758 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-07 20:11:56,516 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2019-12-07 20:11:56,517 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@544acd44 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 08:11:56, skipping insertion in model container [2019-12-07 20:11:56,517 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-07 20:11:56,517 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2019-12-07 20:11:56,519 INFO L168 Benchmark]: Toolchain (without parser) took 825.12 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 126.9 MB). Free memory was 945.7 MB in the beginning and 1.1 GB in the end (delta: -140.9 MB). Peak memory consumption was 33.9 MB. Max. memory is 11.5 GB. [2019-12-07 20:11:56,520 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 20:11:56,521 INFO L168 Benchmark]: CACSL2BoogieTranslator took 821.46 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 126.9 MB). Free memory was 945.7 MB in the beginning and 1.1 GB in the end (delta: -140.9 MB). Peak memory consumption was 33.9 MB. Max. memory is 11.5 GB. [2019-12-07 20:11:56,522 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 821.46 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 126.9 MB). Free memory was 945.7 MB in the beginning and 1.1 GB in the end (delta: -140.9 MB). Peak memory consumption was 33.9 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2296]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...