./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/busybox-1.22.0/touch-2.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 7b2dab56 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d5dabe8-5431-4ea2-a8d6-8fa74944c42f/bin/utaipan-WLngWcDbfI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d5dabe8-5431-4ea2-a8d6-8fa74944c42f/bin/utaipan-WLngWcDbfI/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d5dabe8-5431-4ea2-a8d6-8fa74944c42f/bin/utaipan-WLngWcDbfI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d5dabe8-5431-4ea2-a8d6-8fa74944c42f/bin/utaipan-WLngWcDbfI/config/TaipanMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/touch-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d5dabe8-5431-4ea2-a8d6-8fa74944c42f/bin/utaipan-WLngWcDbfI/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d5dabe8-5431-4ea2-a8d6-8fa74944c42f/bin/utaipan-WLngWcDbfI --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 7a1a46a65403deca33ed3628f9f5b1d5abad7635 ......................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d5dabe8-5431-4ea2-a8d6-8fa74944c42f/bin/utaipan-WLngWcDbfI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d5dabe8-5431-4ea2-a8d6-8fa74944c42f/bin/utaipan-WLngWcDbfI/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d5dabe8-5431-4ea2-a8d6-8fa74944c42f/bin/utaipan-WLngWcDbfI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d5dabe8-5431-4ea2-a8d6-8fa74944c42f/bin/utaipan-WLngWcDbfI/config/TaipanMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/touch-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d5dabe8-5431-4ea2-a8d6-8fa74944c42f/bin/utaipan-WLngWcDbfI/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d5dabe8-5431-4ea2-a8d6-8fa74944c42f/bin/utaipan-WLngWcDbfI --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 7a1a46a65403deca33ed3628f9f5b1d5abad7635 ...................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.2.0-7b2dab5 [2021-10-11 02:25:40,018 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-11 02:25:40,020 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-11 02:25:40,060 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-11 02:25:40,060 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-11 02:25:40,062 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-11 02:25:40,064 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-11 02:25:40,066 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-11 02:25:40,068 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-11 02:25:40,070 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-11 02:25:40,071 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-11 02:25:40,073 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-11 02:25:40,073 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-11 02:25:40,075 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-11 02:25:40,076 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-11 02:25:40,078 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-11 02:25:40,079 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-11 02:25:40,080 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-11 02:25:40,082 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-11 02:25:40,085 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-11 02:25:40,087 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-11 02:25:40,094 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-11 02:25:40,096 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-11 02:25:40,097 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-11 02:25:40,102 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-11 02:25:40,106 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-11 02:25:40,106 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-11 02:25:40,108 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-11 02:25:40,110 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-11 02:25:40,111 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-11 02:25:40,112 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-11 02:25:40,113 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-11 02:25:40,116 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-11 02:25:40,117 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-11 02:25:40,119 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-11 02:25:40,119 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-11 02:25:40,120 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-11 02:25:40,120 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-11 02:25:40,121 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-11 02:25:40,122 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-11 02:25:40,123 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-11 02:25:40,126 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d5dabe8-5431-4ea2-a8d6-8fa74944c42f/bin/utaipan-WLngWcDbfI/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Default.epf [2021-10-11 02:25:40,162 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-11 02:25:40,162 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-11 02:25:40,163 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-11 02:25:40,163 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-11 02:25:40,164 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-11 02:25:40,164 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-11 02:25:40,164 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-10-11 02:25:40,164 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-11 02:25:40,165 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-11 02:25:40,165 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-10-11 02:25:40,165 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-10-11 02:25:40,165 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-11 02:25:40,166 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-10-11 02:25:40,166 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-10-11 02:25:40,166 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-10-11 02:25:40,167 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-11 02:25:40,167 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-11 02:25:40,167 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-11 02:25:40,167 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-10-11 02:25:40,168 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-11 02:25:40,168 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-11 02:25:40,168 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-10-11 02:25:40,168 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-10-11 02:25:40,169 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-10-11 02:25:40,169 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-11 02:25:40,169 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-11 02:25:40,169 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-11 02:25:40,169 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-11 02:25:40,170 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-11 02:25:40,170 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-11 02:25:40,170 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-11 02:25:40,170 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-11 02:25:40,171 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-10-11 02:25:40,171 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-11 02:25:40,171 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-11 02:25:40,171 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-11 02:25:40,172 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d5dabe8-5431-4ea2-a8d6-8fa74944c42f/bin/utaipan-WLngWcDbfI/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d5dabe8-5431-4ea2-a8d6-8fa74944c42f/bin/utaipan-WLngWcDbfI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7a1a46a65403deca33ed3628f9f5b1d5abad7635 [2021-10-11 02:25:40,429 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-11 02:25:40,467 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-11 02:25:40,473 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-11 02:25:40,474 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-11 02:25:40,475 INFO L275 PluginConnector]: CDTParser initialized [2021-10-11 02:25:40,476 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d5dabe8-5431-4ea2-a8d6-8fa74944c42f/bin/utaipan-WLngWcDbfI/../../sv-benchmarks/c/busybox-1.22.0/touch-2.i [2021-10-11 02:25:40,538 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d5dabe8-5431-4ea2-a8d6-8fa74944c42f/bin/utaipan-WLngWcDbfI/data/79a94fdd9/a8bed579b4bf4d35a94b89071d4877d4/FLAG115923367 [2021-10-11 02:25:41,340 INFO L306 CDTParser]: Found 1 translation units. [2021-10-11 02:25:41,342 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d5dabe8-5431-4ea2-a8d6-8fa74944c42f/sv-benchmarks/c/busybox-1.22.0/touch-2.i [2021-10-11 02:25:41,393 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d5dabe8-5431-4ea2-a8d6-8fa74944c42f/bin/utaipan-WLngWcDbfI/data/79a94fdd9/a8bed579b4bf4d35a94b89071d4877d4/FLAG115923367 [2021-10-11 02:25:41,854 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d5dabe8-5431-4ea2-a8d6-8fa74944c42f/bin/utaipan-WLngWcDbfI/data/79a94fdd9/a8bed579b4bf4d35a94b89071d4877d4 [2021-10-11 02:25:41,857 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-11 02:25:41,858 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-11 02:25:41,860 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-11 02:25:41,861 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-11 02:25:41,864 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-11 02:25:41,865 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 02:25:41" (1/1) ... [2021-10-11 02:25:41,867 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@269dedc5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:25:41, skipping insertion in model container [2021-10-11 02:25:41,867 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 02:25:41" (1/1) ... [2021-10-11 02:25:41,874 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-11 02:25:41,960 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-11 02:25:43,406 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2021-10-11 02:25:43,408 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@f26d2e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:25:43, skipping insertion in model container [2021-10-11 02:25:43,409 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-11 02:25:43,409 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-10-11 02:25:43,411 INFO L168 Benchmark]: Toolchain (without parser) took 1551.90 ms. Allocated memory is still 117.4 MB. Free memory was 72.1 MB in the beginning and 71.4 MB in the end (delta: 742.9 kB). Peak memory consumption was 16.8 MB. Max. memory is 16.1 GB. [2021-10-11 02:25:43,412 INFO L168 Benchmark]: CDTParser took 0.69 ms. Allocated memory is still 117.4 MB. Free memory was 95.7 MB in the beginning and 95.6 MB in the end (delta: 73.8 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-11 02:25:43,413 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1548.84 ms. Allocated memory is still 117.4 MB. Free memory was 71.9 MB in the beginning and 71.4 MB in the end (delta: 515.5 kB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. [2021-10-11 02:25:43,415 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.69 ms. Allocated memory is still 117.4 MB. Free memory was 95.7 MB in the beginning and 95.6 MB in the end (delta: 73.8 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1548.84 ms. Allocated memory is still 117.4 MB. Free memory was 71.9 MB in the beginning and 71.4 MB in the end (delta: 515.5 kB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2613]: 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 0.2.0-7b2dab5 [2021-10-11 02:25:45,775 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-11 02:25:45,779 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-11 02:25:45,838 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-11 02:25:45,844 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-11 02:25:45,850 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-11 02:25:45,854 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-11 02:25:45,859 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-11 02:25:45,863 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-11 02:25:45,871 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-11 02:25:45,876 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-11 02:25:45,877 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-11 02:25:45,878 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-11 02:25:45,881 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-11 02:25:45,883 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-11 02:25:45,885 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-11 02:25:45,887 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-11 02:25:45,891 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-11 02:25:45,894 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-11 02:25:45,901 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-11 02:25:45,904 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-11 02:25:45,905 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-11 02:25:45,909 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-11 02:25:45,910 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-11 02:25:45,916 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-11 02:25:45,916 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-11 02:25:45,917 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-11 02:25:45,919 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-11 02:25:45,919 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-11 02:25:45,920 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-11 02:25:45,921 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-11 02:25:45,922 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-11 02:25:45,924 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-11 02:25:45,925 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-11 02:25:45,926 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-11 02:25:45,927 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-11 02:25:45,928 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-11 02:25:45,928 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-11 02:25:45,929 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-11 02:25:45,931 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-11 02:25:45,931 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-11 02:25:45,932 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d5dabe8-5431-4ea2-a8d6-8fa74944c42f/bin/utaipan-WLngWcDbfI/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Bitvector.epf [2021-10-11 02:25:45,978 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-11 02:25:45,979 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-11 02:25:45,980 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-11 02:25:45,981 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-11 02:25:45,981 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-11 02:25:45,981 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-11 02:25:45,981 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-11 02:25:45,981 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-11 02:25:45,982 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-11 02:25:45,983 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-11 02:25:45,984 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-11 02:25:45,985 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-11 02:25:45,985 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-10-11 02:25:45,985 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-11 02:25:45,985 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-11 02:25:45,986 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-10-11 02:25:45,986 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-10-11 02:25:45,986 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-10-11 02:25:45,986 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-11 02:25:45,986 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-11 02:25:45,987 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-10-11 02:25:45,987 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-10-11 02:25:45,987 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-11 02:25:45,987 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-11 02:25:45,988 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-11 02:25:45,988 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-11 02:25:45,988 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-11 02:25:45,988 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-11 02:25:45,989 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-11 02:25:45,989 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-10-11 02:25:45,989 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-10-11 02:25:45,989 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-11 02:25:45,990 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-11 02:25:45,990 INFO L138 SettingsManager]: * Logic for external solver=AUFBV WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d5dabe8-5431-4ea2-a8d6-8fa74944c42f/bin/utaipan-WLngWcDbfI/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d5dabe8-5431-4ea2-a8d6-8fa74944c42f/bin/utaipan-WLngWcDbfI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7a1a46a65403deca33ed3628f9f5b1d5abad7635 [2021-10-11 02:25:46,420 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-11 02:25:46,456 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-11 02:25:46,459 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-11 02:25:46,460 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-11 02:25:46,461 INFO L275 PluginConnector]: CDTParser initialized [2021-10-11 02:25:46,462 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d5dabe8-5431-4ea2-a8d6-8fa74944c42f/bin/utaipan-WLngWcDbfI/../../sv-benchmarks/c/busybox-1.22.0/touch-2.i [2021-10-11 02:25:46,545 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d5dabe8-5431-4ea2-a8d6-8fa74944c42f/bin/utaipan-WLngWcDbfI/data/36ea3a821/7aad879cf7e1485ba484e4578c2e9163/FLAG34fd8f190 [2021-10-11 02:25:47,387 INFO L306 CDTParser]: Found 1 translation units. [2021-10-11 02:25:47,388 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d5dabe8-5431-4ea2-a8d6-8fa74944c42f/sv-benchmarks/c/busybox-1.22.0/touch-2.i [2021-10-11 02:25:47,430 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d5dabe8-5431-4ea2-a8d6-8fa74944c42f/bin/utaipan-WLngWcDbfI/data/36ea3a821/7aad879cf7e1485ba484e4578c2e9163/FLAG34fd8f190 [2021-10-11 02:25:47,898 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d5dabe8-5431-4ea2-a8d6-8fa74944c42f/bin/utaipan-WLngWcDbfI/data/36ea3a821/7aad879cf7e1485ba484e4578c2e9163 [2021-10-11 02:25:47,901 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-11 02:25:47,904 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-11 02:25:47,906 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-11 02:25:47,906 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-11 02:25:47,909 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-11 02:25:47,910 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 02:25:47" (1/1) ... [2021-10-11 02:25:47,912 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@15d52652 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:25:47, skipping insertion in model container [2021-10-11 02:25:47,912 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 02:25:47" (1/1) ... [2021-10-11 02:25:47,919 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-11 02:25:48,028 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-11 02:25:49,573 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2021-10-11 02:25:49,574 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@7c2c4202 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:25:49, skipping insertion in model container [2021-10-11 02:25:49,574 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-11 02:25:49,574 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-10-11 02:25:49,576 INFO L168 Benchmark]: Toolchain (without parser) took 1671.14 ms. Allocated memory is still 69.2 MB. Free memory was 42.1 MB in the beginning and 32.7 MB in the end (delta: 9.5 MB). Peak memory consumption was 16.3 MB. Max. memory is 16.1 GB. [2021-10-11 02:25:49,577 INFO L168 Benchmark]: CDTParser took 0.27 ms. Allocated memory is still 69.2 MB. Free memory is still 49.5 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-11 02:25:49,578 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1668.54 ms. Allocated memory is still 69.2 MB. Free memory was 41.9 MB in the beginning and 32.7 MB in the end (delta: 9.2 MB). Peak memory consumption was 16.3 MB. Max. memory is 16.1 GB. [2021-10-11 02:25:49,579 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27 ms. Allocated memory is still 69.2 MB. Free memory is still 49.5 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1668.54 ms. Allocated memory is still 69.2 MB. Free memory was 41.9 MB in the beginning and 32.7 MB in the end (delta: 9.2 MB). Peak memory consumption was 16.3 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2613]: 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...