./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/busybox-1.22.0/wc-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_b3f183f7-d3d6-4051-ad22-05b33490becb/bin/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_b3f183f7-d3d6-4051-ad22-05b33490becb/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_b3f183f7-d3d6-4051-ad22-05b33490becb/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_b3f183f7-d3d6-4051-ad22-05b33490becb/bin/utaipan/config/TaipanMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/wc-2.i -s /tmp/vcloud-vcloud-master/worker/run_dir_b3f183f7-d3d6-4051-ad22-05b33490becb/bin/utaipan/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_b3f183f7-d3d6-4051-ad22-05b33490becb/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 cfcdc8b584e1cb26587ff775d3916cebabf5865d .................................................................................................................................... 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_b3f183f7-d3d6-4051-ad22-05b33490becb/bin/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_b3f183f7-d3d6-4051-ad22-05b33490becb/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_b3f183f7-d3d6-4051-ad22-05b33490becb/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_b3f183f7-d3d6-4051-ad22-05b33490becb/bin/utaipan/config/TaipanMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/wc-2.i -s /tmp/vcloud-vcloud-master/worker/run_dir_b3f183f7-d3d6-4051-ad22-05b33490becb/bin/utaipan/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_b3f183f7-d3d6-4051-ad22-05b33490becb/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 cfcdc8b584e1cb26587ff775d3916cebabf5865d ................................................................................................................................. 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 10:26:31,959 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-07 10:26:31,960 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-07 10:26:31,969 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-07 10:26:31,970 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-07 10:26:31,970 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-07 10:26:31,971 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-07 10:26:31,973 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-07 10:26:31,975 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-07 10:26:31,976 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-07 10:26:31,976 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-07 10:26:31,977 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-07 10:26:31,978 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-07 10:26:31,979 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-07 10:26:31,979 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-07 10:26:31,980 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-07 10:26:31,981 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-07 10:26:31,982 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-07 10:26:31,984 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-07 10:26:31,985 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-07 10:26:31,987 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-07 10:26:31,988 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-07 10:26:31,989 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-07 10:26:31,989 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-07 10:26:31,991 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-12-07 10:26:31,991 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-12-07 10:26:31,992 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-12-07 10:26:31,992 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-12-07 10:26:31,993 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-12-07 10:26:31,994 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-12-07 10:26:31,994 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-07 10:26:31,994 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-07 10:26:31,995 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-07 10:26:31,995 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-07 10:26:31,996 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-07 10:26:31,996 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-07 10:26:31,997 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-07 10:26:31,997 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-07 10:26:31,997 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-07 10:26:31,998 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-07 10:26:31,998 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-07 10:26:31,999 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_b3f183f7-d3d6-4051-ad22-05b33490becb/bin/utaipan/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Default.epf [2019-12-07 10:26:32,009 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-07 10:26:32,009 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-07 10:26:32,010 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-12-07 10:26:32,010 INFO L138 SettingsManager]: * User list type=DISABLED [2019-12-07 10:26:32,010 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-12-07 10:26:32,010 INFO L138 SettingsManager]: * Explicit value domain=true [2019-12-07 10:26:32,011 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2019-12-07 10:26:32,011 INFO L138 SettingsManager]: * Octagon Domain=false [2019-12-07 10:26:32,011 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2019-12-07 10:26:32,011 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2019-12-07 10:26:32,011 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2019-12-07 10:26:32,011 INFO L138 SettingsManager]: * Interval Domain=false [2019-12-07 10:26:32,011 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2019-12-07 10:26:32,012 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2019-12-07 10:26:32,012 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2019-12-07 10:26:32,012 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-12-07 10:26:32,012 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-12-07 10:26:32,012 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-07 10:26:32,013 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-12-07 10:26:32,013 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-12-07 10:26:32,013 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-07 10:26:32,013 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-12-07 10:26:32,013 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-12-07 10:26:32,013 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-12-07 10:26:32,013 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-07 10:26:32,013 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-12-07 10:26:32,013 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-07 10:26:32,014 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-07 10:26:32,014 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-07 10:26:32,014 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-12-07 10:26:32,014 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-12-07 10:26:32,014 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-07 10:26:32,014 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-07 10:26:32,014 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2019-12-07 10:26:32,014 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-12-07 10:26:32,015 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2019-12-07 10:26:32,015 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-12-07 10:26:32,015 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_b3f183f7-d3d6-4051-ad22-05b33490becb/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 -> cfcdc8b584e1cb26587ff775d3916cebabf5865d [2019-12-07 10:26:32,112 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-07 10:26:32,123 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-07 10:26:32,126 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-07 10:26:32,127 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-07 10:26:32,127 INFO L275 PluginConnector]: CDTParser initialized [2019-12-07 10:26:32,128 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_b3f183f7-d3d6-4051-ad22-05b33490becb/bin/utaipan/../../sv-benchmarks/c/busybox-1.22.0/wc-2.i [2019-12-07 10:26:32,169 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_b3f183f7-d3d6-4051-ad22-05b33490becb/bin/utaipan/data/b9e67c3b1/5352ad516e764ce38f69972d3a22d1e8/FLAGcf796640b [2019-12-07 10:26:32,635 INFO L306 CDTParser]: Found 1 translation units. [2019-12-07 10:26:32,635 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_b3f183f7-d3d6-4051-ad22-05b33490becb/sv-benchmarks/c/busybox-1.22.0/wc-2.i [2019-12-07 10:26:32,652 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_b3f183f7-d3d6-4051-ad22-05b33490becb/bin/utaipan/data/b9e67c3b1/5352ad516e764ce38f69972d3a22d1e8/FLAGcf796640b [2019-12-07 10:26:32,949 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_b3f183f7-d3d6-4051-ad22-05b33490becb/bin/utaipan/data/b9e67c3b1/5352ad516e764ce38f69972d3a22d1e8 [2019-12-07 10:26:32,954 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-07 10:26:32,957 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-12-07 10:26:32,959 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-07 10:26:32,959 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-07 10:26:32,967 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-07 10:26:32,968 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 10:26:32" (1/1) ... [2019-12-07 10:26:32,974 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@307d3c10 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 10:26:32, skipping insertion in model container [2019-12-07 10:26:32,975 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 10:26:32" (1/1) ... [2019-12-07 10:26:32,990 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-07 10:26:33,100 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-07 10:26:33,826 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 10:26:33,827 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@5b55b445 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 10:26:33, skipping insertion in model container [2019-12-07 10:26:33,827 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-07 10:26:33,827 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2019-12-07 10:26:33,829 INFO L168 Benchmark]: Toolchain (without parser) took 873.34 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 94.4 MB). Free memory was 934.0 MB in the beginning and 1.1 GB in the end (delta: -136.2 MB). Peak memory consumption was 37.1 MB. Max. memory is 11.5 GB. [2019-12-07 10:26:33,830 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 955.5 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-07 10:26:33,830 INFO L168 Benchmark]: CACSL2BoogieTranslator took 868.92 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 94.4 MB). Free memory was 934.0 MB in the beginning and 1.1 GB in the end (delta: -136.2 MB). Peak memory consumption was 37.1 MB. Max. memory is 11.5 GB. [2019-12-07 10:26:33,832 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 955.5 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 868.92 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 94.4 MB). Free memory was 934.0 MB in the beginning and 1.1 GB in the end (delta: -136.2 MB). Peak memory consumption was 37.1 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2260]: 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 10:26:34,930 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-07 10:26:34,931 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-07 10:26:34,939 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-07 10:26:34,939 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-07 10:26:34,939 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-07 10:26:34,940 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-07 10:26:34,942 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-07 10:26:34,943 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-07 10:26:34,944 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-07 10:26:34,944 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-07 10:26:34,945 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-07 10:26:34,945 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-07 10:26:34,946 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-07 10:26:34,946 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-07 10:26:34,947 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-07 10:26:34,948 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-07 10:26:34,948 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-07 10:26:34,950 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-07 10:26:34,951 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-07 10:26:34,952 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-07 10:26:34,953 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-07 10:26:34,954 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-07 10:26:34,954 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-07 10:26:34,956 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-12-07 10:26:34,956 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-12-07 10:26:34,957 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-12-07 10:26:34,957 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-12-07 10:26:34,957 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-12-07 10:26:34,958 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-12-07 10:26:34,958 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-07 10:26:34,959 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-07 10:26:34,959 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-07 10:26:34,960 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-07 10:26:34,960 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-07 10:26:34,960 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-07 10:26:34,961 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-07 10:26:34,961 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-07 10:26:34,961 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-07 10:26:34,962 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-07 10:26:34,962 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-07 10:26:34,963 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_b3f183f7-d3d6-4051-ad22-05b33490becb/bin/utaipan/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Bitvector.epf [2019-12-07 10:26:34,973 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-07 10:26:34,973 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-07 10:26:34,973 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-12-07 10:26:34,973 INFO L138 SettingsManager]: * User list type=DISABLED [2019-12-07 10:26:34,974 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-12-07 10:26:34,974 INFO L138 SettingsManager]: * Explicit value domain=true [2019-12-07 10:26:34,974 INFO L138 SettingsManager]: * Octagon Domain=false [2019-12-07 10:26:34,974 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2019-12-07 10:26:34,974 INFO L138 SettingsManager]: * Interval Domain=false [2019-12-07 10:26:34,975 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-12-07 10:26:34,975 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-12-07 10:26:34,975 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-07 10:26:34,975 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-12-07 10:26:34,975 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-12-07 10:26:34,975 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-07 10:26:34,975 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-12-07 10:26:34,975 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-12-07 10:26:34,976 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-12-07 10:26:34,976 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-07 10:26:34,976 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-12-07 10:26:34,976 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-12-07 10:26:34,976 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-12-07 10:26:34,976 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-07 10:26:34,976 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-07 10:26:34,977 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-12-07 10:26:34,977 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-07 10:26:34,977 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-12-07 10:26:34,977 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-12-07 10:26:34,977 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-07 10:26:34,977 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-07 10:26:34,977 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2019-12-07 10:26:34,977 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-12-07 10:26:34,978 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2019-12-07 10:26:34,978 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-12-07 10:26:34,978 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_b3f183f7-d3d6-4051-ad22-05b33490becb/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 -> cfcdc8b584e1cb26587ff775d3916cebabf5865d [2019-12-07 10:26:35,154 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-07 10:26:35,162 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-07 10:26:35,164 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-07 10:26:35,165 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-07 10:26:35,165 INFO L275 PluginConnector]: CDTParser initialized [2019-12-07 10:26:35,165 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_b3f183f7-d3d6-4051-ad22-05b33490becb/bin/utaipan/../../sv-benchmarks/c/busybox-1.22.0/wc-2.i [2019-12-07 10:26:35,205 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_b3f183f7-d3d6-4051-ad22-05b33490becb/bin/utaipan/data/a9720bec2/f8ab661dd81c480091e6ce8bb77655f6/FLAGcd676e8e5 [2019-12-07 10:26:35,771 INFO L306 CDTParser]: Found 1 translation units. [2019-12-07 10:26:35,771 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_b3f183f7-d3d6-4051-ad22-05b33490becb/sv-benchmarks/c/busybox-1.22.0/wc-2.i [2019-12-07 10:26:35,788 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_b3f183f7-d3d6-4051-ad22-05b33490becb/bin/utaipan/data/a9720bec2/f8ab661dd81c480091e6ce8bb77655f6/FLAGcd676e8e5 [2019-12-07 10:26:36,235 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_b3f183f7-d3d6-4051-ad22-05b33490becb/bin/utaipan/data/a9720bec2/f8ab661dd81c480091e6ce8bb77655f6 [2019-12-07 10:26:36,237 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-07 10:26:36,239 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-12-07 10:26:36,239 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-07 10:26:36,239 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-07 10:26:36,242 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-07 10:26:36,243 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 10:26:36" (1/1) ... [2019-12-07 10:26:36,244 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2cee16e5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 10:26:36, skipping insertion in model container [2019-12-07 10:26:36,245 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 10:26:36" (1/1) ... [2019-12-07 10:26:36,249 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-07 10:26:36,302 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-07 10:26:37,034 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 10:26:37,034 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@2969d23b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 10:26:37, skipping insertion in model container [2019-12-07 10:26:37,035 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-07 10:26:37,035 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2019-12-07 10:26:37,037 INFO L168 Benchmark]: Toolchain (without parser) took 797.62 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 116.9 MB). Free memory was 947.0 MB in the beginning and 1.1 GB in the end (delta: -136.2 MB). Peak memory consumption was 33.9 MB. Max. memory is 11.5 GB. [2019-12-07 10:26:37,037 INFO L168 Benchmark]: CDTParser took 0.13 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 10:26:37,038 INFO L168 Benchmark]: CACSL2BoogieTranslator took 795.51 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 116.9 MB). Free memory was 947.0 MB in the beginning and 1.1 GB in the end (delta: -136.2 MB). Peak memory consumption was 33.9 MB. Max. memory is 11.5 GB. [2019-12-07 10:26:37,039 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 981.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 795.51 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 116.9 MB). Free memory was 947.0 MB in the beginning and 1.1 GB in the end (delta: -136.2 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: 2260]: 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...