./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/busybox-1.22.0/head-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_12fbb66b-2355-461c-a555-175ace119cd2/bin/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_12fbb66b-2355-461c-a555-175ace119cd2/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_12fbb66b-2355-461c-a555-175ace119cd2/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_12fbb66b-2355-461c-a555-175ace119cd2/bin/utaipan/config/TaipanMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/head-2.i -s /tmp/vcloud-vcloud-master/worker/run_dir_12fbb66b-2355-461c-a555-175ace119cd2/bin/utaipan/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_12fbb66b-2355-461c-a555-175ace119cd2/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 4819107b35e9d7239496cca49768e26d2d4e2e01 .................................................................................................................................... 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_12fbb66b-2355-461c-a555-175ace119cd2/bin/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_12fbb66b-2355-461c-a555-175ace119cd2/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_12fbb66b-2355-461c-a555-175ace119cd2/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_12fbb66b-2355-461c-a555-175ace119cd2/bin/utaipan/config/TaipanMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/head-2.i -s /tmp/vcloud-vcloud-master/worker/run_dir_12fbb66b-2355-461c-a555-175ace119cd2/bin/utaipan/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_12fbb66b-2355-461c-a555-175ace119cd2/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 4819107b35e9d7239496cca49768e26d2d4e2e01 ................................................................................................................................. 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 16:23:48,096 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-07 16:23:48,098 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-07 16:23:48,105 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-07 16:23:48,105 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-07 16:23:48,106 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-07 16:23:48,107 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-07 16:23:48,108 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-07 16:23:48,110 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-07 16:23:48,110 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-07 16:23:48,111 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-07 16:23:48,112 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-07 16:23:48,112 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-07 16:23:48,112 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-07 16:23:48,113 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-07 16:23:48,114 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-07 16:23:48,114 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-07 16:23:48,115 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-07 16:23:48,116 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-07 16:23:48,118 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-07 16:23:48,119 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-07 16:23:48,119 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-07 16:23:48,120 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-07 16:23:48,120 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-07 16:23:48,122 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-12-07 16:23:48,122 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-12-07 16:23:48,122 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-12-07 16:23:48,123 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-12-07 16:23:48,123 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-12-07 16:23:48,124 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-12-07 16:23:48,124 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-07 16:23:48,124 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-07 16:23:48,125 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-07 16:23:48,125 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-07 16:23:48,126 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-07 16:23:48,126 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-07 16:23:48,126 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-07 16:23:48,126 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-07 16:23:48,126 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-07 16:23:48,127 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-07 16:23:48,127 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-07 16:23:48,128 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_12fbb66b-2355-461c-a555-175ace119cd2/bin/utaipan/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Default.epf [2019-12-07 16:23:48,137 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-07 16:23:48,137 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-07 16:23:48,138 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-12-07 16:23:48,138 INFO L138 SettingsManager]: * User list type=DISABLED [2019-12-07 16:23:48,138 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-12-07 16:23:48,138 INFO L138 SettingsManager]: * Explicit value domain=true [2019-12-07 16:23:48,138 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2019-12-07 16:23:48,139 INFO L138 SettingsManager]: * Octagon Domain=false [2019-12-07 16:23:48,139 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2019-12-07 16:23:48,139 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2019-12-07 16:23:48,139 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2019-12-07 16:23:48,139 INFO L138 SettingsManager]: * Interval Domain=false [2019-12-07 16:23:48,139 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2019-12-07 16:23:48,139 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2019-12-07 16:23:48,139 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2019-12-07 16:23:48,140 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-12-07 16:23:48,140 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-12-07 16:23:48,140 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-07 16:23:48,140 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-12-07 16:23:48,140 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-12-07 16:23:48,140 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-07 16:23:48,141 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-12-07 16:23:48,141 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-12-07 16:23:48,141 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-12-07 16:23:48,141 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-07 16:23:48,141 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-12-07 16:23:48,141 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-07 16:23:48,141 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-07 16:23:48,142 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-07 16:23:48,142 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-12-07 16:23:48,142 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-12-07 16:23:48,142 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-07 16:23:48,142 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-07 16:23:48,142 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2019-12-07 16:23:48,142 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-12-07 16:23:48,142 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2019-12-07 16:23:48,143 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-12-07 16:23:48,143 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_12fbb66b-2355-461c-a555-175ace119cd2/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 -> 4819107b35e9d7239496cca49768e26d2d4e2e01 [2019-12-07 16:23:48,246 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-07 16:23:48,256 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-07 16:23:48,259 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-07 16:23:48,260 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-07 16:23:48,260 INFO L275 PluginConnector]: CDTParser initialized [2019-12-07 16:23:48,261 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_12fbb66b-2355-461c-a555-175ace119cd2/bin/utaipan/../../sv-benchmarks/c/busybox-1.22.0/head-2.i [2019-12-07 16:23:48,309 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_12fbb66b-2355-461c-a555-175ace119cd2/bin/utaipan/data/f84469122/a209a7f1b86a4ae88763b717e64929fd/FLAGca2cd0745 [2019-12-07 16:23:48,842 INFO L306 CDTParser]: Found 1 translation units. [2019-12-07 16:23:48,843 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_12fbb66b-2355-461c-a555-175ace119cd2/sv-benchmarks/c/busybox-1.22.0/head-2.i [2019-12-07 16:23:48,859 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_12fbb66b-2355-461c-a555-175ace119cd2/bin/utaipan/data/f84469122/a209a7f1b86a4ae88763b717e64929fd/FLAGca2cd0745 [2019-12-07 16:23:49,093 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_12fbb66b-2355-461c-a555-175ace119cd2/bin/utaipan/data/f84469122/a209a7f1b86a4ae88763b717e64929fd [2019-12-07 16:23:49,099 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-07 16:23:49,102 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-12-07 16:23:49,105 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-07 16:23:49,105 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-07 16:23:49,113 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-07 16:23:49,115 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 04:23:49" (1/1) ... [2019-12-07 16:23:49,121 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@639a8fb9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 04:23:49, skipping insertion in model container [2019-12-07 16:23:49,121 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 04:23:49" (1/1) ... [2019-12-07 16:23:49,138 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-07 16:23:49,202 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-07 16:23:49,893 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 16:23:49,893 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@3ea9882 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 04:23:49, skipping insertion in model container [2019-12-07 16:23:49,893 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-07 16:23:49,894 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2019-12-07 16:23:49,895 INFO L168 Benchmark]: Toolchain (without parser) took 794.03 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 101.2 MB). Free memory was 940.7 MB in the beginning and 1.1 GB in the end (delta: -134.9 MB). Peak memory consumption was 31.5 MB. Max. memory is 11.5 GB. [2019-12-07 16:23:49,896 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 1.0 GB. Free memory is still 966.2 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-07 16:23:49,896 INFO L168 Benchmark]: CACSL2BoogieTranslator took 788.56 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 101.2 MB). Free memory was 940.7 MB in the beginning and 1.1 GB in the end (delta: -134.9 MB). Peak memory consumption was 31.5 MB. Max. memory is 11.5 GB. [2019-12-07 16:23:49,897 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 ms. Allocated memory is still 1.0 GB. Free memory is still 966.2 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 788.56 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 101.2 MB). Free memory was 940.7 MB in the beginning and 1.1 GB in the end (delta: -134.9 MB). Peak memory consumption was 31.5 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2294]: 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 16:23:51,033 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-07 16:23:51,034 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-07 16:23:51,043 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-07 16:23:51,043 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-07 16:23:51,044 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-07 16:23:51,045 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-07 16:23:51,046 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-07 16:23:51,048 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-07 16:23:51,048 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-07 16:23:51,049 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-07 16:23:51,050 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-07 16:23:51,050 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-07 16:23:51,051 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-07 16:23:51,051 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-07 16:23:51,052 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-07 16:23:51,053 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-07 16:23:51,054 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-07 16:23:51,055 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-07 16:23:51,056 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-07 16:23:51,057 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-07 16:23:51,058 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-07 16:23:51,059 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-07 16:23:51,060 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-07 16:23:51,062 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-12-07 16:23:51,062 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-12-07 16:23:51,063 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-12-07 16:23:51,063 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-12-07 16:23:51,064 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-12-07 16:23:51,064 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-12-07 16:23:51,064 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-07 16:23:51,065 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-07 16:23:51,065 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-07 16:23:51,066 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-07 16:23:51,066 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-07 16:23:51,067 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-07 16:23:51,067 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-07 16:23:51,067 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-07 16:23:51,067 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-07 16:23:51,068 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-07 16:23:51,068 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-07 16:23:51,069 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_12fbb66b-2355-461c-a555-175ace119cd2/bin/utaipan/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Bitvector.epf [2019-12-07 16:23:51,080 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-07 16:23:51,081 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-07 16:23:51,081 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-12-07 16:23:51,082 INFO L138 SettingsManager]: * User list type=DISABLED [2019-12-07 16:23:51,082 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-12-07 16:23:51,082 INFO L138 SettingsManager]: * Explicit value domain=true [2019-12-07 16:23:51,082 INFO L138 SettingsManager]: * Octagon Domain=false [2019-12-07 16:23:51,082 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2019-12-07 16:23:51,082 INFO L138 SettingsManager]: * Interval Domain=false [2019-12-07 16:23:51,083 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-12-07 16:23:51,083 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-12-07 16:23:51,084 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-07 16:23:51,084 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-12-07 16:23:51,084 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-12-07 16:23:51,084 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-07 16:23:51,084 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-12-07 16:23:51,084 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-12-07 16:23:51,085 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-12-07 16:23:51,085 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-07 16:23:51,085 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-12-07 16:23:51,085 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-12-07 16:23:51,085 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-12-07 16:23:51,086 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-07 16:23:51,086 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-07 16:23:51,086 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-12-07 16:23:51,086 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-07 16:23:51,086 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-12-07 16:23:51,086 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-12-07 16:23:51,087 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-07 16:23:51,087 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-07 16:23:51,087 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2019-12-07 16:23:51,087 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-12-07 16:23:51,087 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2019-12-07 16:23:51,087 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-12-07 16:23:51,087 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_12fbb66b-2355-461c-a555-175ace119cd2/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 -> 4819107b35e9d7239496cca49768e26d2d4e2e01 [2019-12-07 16:23:51,258 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-07 16:23:51,265 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-07 16:23:51,268 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-07 16:23:51,268 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-07 16:23:51,269 INFO L275 PluginConnector]: CDTParser initialized [2019-12-07 16:23:51,269 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_12fbb66b-2355-461c-a555-175ace119cd2/bin/utaipan/../../sv-benchmarks/c/busybox-1.22.0/head-2.i [2019-12-07 16:23:51,309 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_12fbb66b-2355-461c-a555-175ace119cd2/bin/utaipan/data/8477fabea/3f1b07d42a2f48f0b01413e314c4102b/FLAGacef7a34e [2019-12-07 16:23:51,762 INFO L306 CDTParser]: Found 1 translation units. [2019-12-07 16:23:51,762 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_12fbb66b-2355-461c-a555-175ace119cd2/sv-benchmarks/c/busybox-1.22.0/head-2.i [2019-12-07 16:23:51,779 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_12fbb66b-2355-461c-a555-175ace119cd2/bin/utaipan/data/8477fabea/3f1b07d42a2f48f0b01413e314c4102b/FLAGacef7a34e [2019-12-07 16:23:51,788 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_12fbb66b-2355-461c-a555-175ace119cd2/bin/utaipan/data/8477fabea/3f1b07d42a2f48f0b01413e314c4102b [2019-12-07 16:23:51,790 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-07 16:23:51,791 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-12-07 16:23:51,792 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-07 16:23:51,792 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-07 16:23:51,794 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-07 16:23:51,795 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 04:23:51" (1/1) ... [2019-12-07 16:23:51,796 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@59c8cb1c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 04:23:51, skipping insertion in model container [2019-12-07 16:23:51,797 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 04:23:51" (1/1) ... [2019-12-07 16:23:51,801 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-07 16:23:51,844 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-07 16:23:52,535 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 16:23:52,535 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@4602c989 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 04:23:52, skipping insertion in model container [2019-12-07 16:23:52,535 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-07 16:23:52,536 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2019-12-07 16:23:52,537 INFO L168 Benchmark]: Toolchain (without parser) took 745.52 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 146.3 MB). Free memory was 947.0 MB in the beginning and 1.1 GB in the end (delta: -167.1 MB). Peak memory consumption was 33.8 MB. Max. memory is 11.5 GB. [2019-12-07 16:23:52,538 INFO L168 Benchmark]: CDTParser took 0.15 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 16:23:52,538 INFO L168 Benchmark]: CACSL2BoogieTranslator took 743.80 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 146.3 MB). Free memory was 947.0 MB in the beginning and 1.1 GB in the end (delta: -167.1 MB). Peak memory consumption was 33.8 MB. Max. memory is 11.5 GB. [2019-12-07 16:23:52,539 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15 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 743.80 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 146.3 MB). Free memory was 947.0 MB in the beginning and 1.1 GB in the end (delta: -167.1 MB). Peak memory consumption was 33.8 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2294]: 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...