./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/busybox-1.22.0/echo-1.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 57096758 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dff68d80-57ad-4ff9-869c-50661ed9a07a/bin/utaipan-mTDlp9Zugs/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dff68d80-57ad-4ff9-869c-50661ed9a07a/bin/utaipan-mTDlp9Zugs/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dff68d80-57ad-4ff9-869c-50661ed9a07a/bin/utaipan-mTDlp9Zugs/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dff68d80-57ad-4ff9-869c-50661ed9a07a/bin/utaipan-mTDlp9Zugs/config/TaipanMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/echo-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dff68d80-57ad-4ff9-869c-50661ed9a07a/bin/utaipan-mTDlp9Zugs/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dff68d80-57ad-4ff9-869c-50661ed9a07a/bin/utaipan-mTDlp9Zugs --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 ec8fe9fe135a6b4384cb3c4b7ad3dfb8ac3f8c8f ......................................................................................................................................... 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_dff68d80-57ad-4ff9-869c-50661ed9a07a/bin/utaipan-mTDlp9Zugs/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dff68d80-57ad-4ff9-869c-50661ed9a07a/bin/utaipan-mTDlp9Zugs/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dff68d80-57ad-4ff9-869c-50661ed9a07a/bin/utaipan-mTDlp9Zugs/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dff68d80-57ad-4ff9-869c-50661ed9a07a/bin/utaipan-mTDlp9Zugs/config/TaipanMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/echo-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dff68d80-57ad-4ff9-869c-50661ed9a07a/bin/utaipan-mTDlp9Zugs/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dff68d80-57ad-4ff9-869c-50661ed9a07a/bin/utaipan-mTDlp9Zugs --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 ec8fe9fe135a6b4384cb3c4b7ad3dfb8ac3f8c8f ...................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.2.1-dev-5709675 [2021-10-16 03:06:27,912 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-16 03:06:27,914 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-16 03:06:27,946 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-16 03:06:27,946 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-16 03:06:27,947 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-16 03:06:27,949 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-16 03:06:27,952 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-16 03:06:27,954 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-16 03:06:27,955 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-16 03:06:27,956 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-16 03:06:27,958 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-16 03:06:27,958 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-16 03:06:27,959 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-16 03:06:27,961 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-16 03:06:27,962 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-16 03:06:27,963 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-16 03:06:27,964 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-16 03:06:27,966 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-16 03:06:27,969 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-16 03:06:27,971 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-16 03:06:27,972 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-16 03:06:27,974 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-16 03:06:27,975 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-16 03:06:27,978 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-16 03:06:27,979 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-16 03:06:27,979 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-16 03:06:27,980 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-16 03:06:27,981 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-16 03:06:27,982 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-16 03:06:27,982 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-16 03:06:27,983 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-16 03:06:27,984 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-16 03:06:27,985 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-16 03:06:27,986 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-16 03:06:27,987 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-16 03:06:27,987 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-16 03:06:27,988 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-16 03:06:27,988 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-16 03:06:27,989 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-16 03:06:27,990 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-16 03:06:27,991 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dff68d80-57ad-4ff9-869c-50661ed9a07a/bin/utaipan-mTDlp9Zugs/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Default.epf [2021-10-16 03:06:28,017 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-16 03:06:28,017 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-16 03:06:28,018 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-16 03:06:28,018 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-16 03:06:28,019 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-16 03:06:28,019 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-16 03:06:28,019 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-10-16 03:06:28,019 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-16 03:06:28,019 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-16 03:06:28,019 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-10-16 03:06:28,020 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-10-16 03:06:28,020 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-16 03:06:28,020 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-10-16 03:06:28,020 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-10-16 03:06:28,020 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-10-16 03:06:28,021 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-16 03:06:28,021 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-16 03:06:28,022 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-16 03:06:28,022 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-10-16 03:06:28,022 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-16 03:06:28,022 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-16 03:06:28,022 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-10-16 03:06:28,022 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-10-16 03:06:28,023 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-10-16 03:06:28,023 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-16 03:06:28,023 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-16 03:06:28,023 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-16 03:06:28,023 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-16 03:06:28,024 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-16 03:06:28,024 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-16 03:06:28,024 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-16 03:06:28,024 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-16 03:06:28,024 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-10-16 03:06:28,025 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-16 03:06:28,025 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-16 03:06:28,025 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-16 03:06:28,025 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_dff68d80-57ad-4ff9-869c-50661ed9a07a/bin/utaipan-mTDlp9Zugs/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dff68d80-57ad-4ff9-869c-50661ed9a07a/bin/utaipan-mTDlp9Zugs Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ec8fe9fe135a6b4384cb3c4b7ad3dfb8ac3f8c8f [2021-10-16 03:06:28,289 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-16 03:06:28,317 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-16 03:06:28,319 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-16 03:06:28,321 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-16 03:06:28,346 INFO L275 PluginConnector]: CDTParser initialized [2021-10-16 03:06:28,347 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dff68d80-57ad-4ff9-869c-50661ed9a07a/bin/utaipan-mTDlp9Zugs/../../sv-benchmarks/c/busybox-1.22.0/echo-1.i [2021-10-16 03:06:28,439 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dff68d80-57ad-4ff9-869c-50661ed9a07a/bin/utaipan-mTDlp9Zugs/data/583d6a536/12dc32c3c97f4f5883fdf1ce7f4fbfff/FLAGb042b1245 [2021-10-16 03:06:29,087 INFO L306 CDTParser]: Found 1 translation units. [2021-10-16 03:06:29,089 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dff68d80-57ad-4ff9-869c-50661ed9a07a/sv-benchmarks/c/busybox-1.22.0/echo-1.i [2021-10-16 03:06:29,133 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dff68d80-57ad-4ff9-869c-50661ed9a07a/bin/utaipan-mTDlp9Zugs/data/583d6a536/12dc32c3c97f4f5883fdf1ce7f4fbfff/FLAGb042b1245 [2021-10-16 03:06:29,278 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dff68d80-57ad-4ff9-869c-50661ed9a07a/bin/utaipan-mTDlp9Zugs/data/583d6a536/12dc32c3c97f4f5883fdf1ce7f4fbfff [2021-10-16 03:06:29,285 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-16 03:06:29,289 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-16 03:06:29,290 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-16 03:06:29,290 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-16 03:06:29,294 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-16 03:06:29,295 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.10 03:06:29" (1/1) ... [2021-10-16 03:06:29,297 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@dce729 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 03:06:29, skipping insertion in model container [2021-10-16 03:06:29,298 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.10 03:06:29" (1/1) ... [2021-10-16 03:06:29,305 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-16 03:06:29,391 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-16 03:06:30,597 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2021-10-16 03:06:30,598 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@4938616c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 03:06:30, skipping insertion in model container [2021-10-16 03:06:30,598 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-16 03:06:30,598 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-10-16 03:06:30,601 INFO L168 Benchmark]: Toolchain (without parser) took 1310.75 ms. Allocated memory is still 140.5 MB. Free memory was 102.4 MB in the beginning and 102.1 MB in the end (delta: 262.9 kB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2021-10-16 03:06:30,602 INFO L168 Benchmark]: CDTParser took 0.24 ms. Allocated memory is still 88.1 MB. Free memory was 63.5 MB in the beginning and 63.5 MB in the end (delta: 27.6 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-16 03:06:30,602 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1308.12 ms. Allocated memory is still 140.5 MB. Free memory was 102.4 MB in the beginning and 102.1 MB in the end (delta: 262.9 kB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2021-10-16 03:06:30,604 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24 ms. Allocated memory is still 88.1 MB. Free memory was 63.5 MB in the beginning and 63.5 MB in the end (delta: 27.6 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1308.12 ms. Allocated memory is still 140.5 MB. Free memory was 102.4 MB in the beginning and 102.1 MB in the end (delta: 262.9 kB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2530]: 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 0.2.1-dev-5709675 [2021-10-16 03:06:32,932 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-16 03:06:32,936 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-16 03:06:33,009 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-16 03:06:33,010 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-16 03:06:33,016 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-16 03:06:33,018 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-16 03:06:33,023 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-16 03:06:33,026 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-16 03:06:33,038 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-16 03:06:33,039 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-16 03:06:33,041 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-16 03:06:33,042 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-16 03:06:33,044 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-16 03:06:33,047 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-16 03:06:33,052 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-16 03:06:33,054 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-16 03:06:33,055 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-16 03:06:33,057 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-16 03:06:33,064 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-16 03:06:33,066 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-16 03:06:33,067 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-16 03:06:33,071 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-16 03:06:33,072 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-16 03:06:33,078 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-16 03:06:33,078 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-16 03:06:33,079 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-16 03:06:33,080 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-16 03:06:33,081 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-16 03:06:33,082 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-16 03:06:33,083 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-16 03:06:33,083 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-16 03:06:33,085 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-16 03:06:33,086 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-16 03:06:33,088 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-16 03:06:33,088 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-16 03:06:33,089 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-16 03:06:33,089 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-16 03:06:33,090 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-16 03:06:33,091 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-16 03:06:33,092 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-16 03:06:33,093 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dff68d80-57ad-4ff9-869c-50661ed9a07a/bin/utaipan-mTDlp9Zugs/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Bitvector.epf [2021-10-16 03:06:33,136 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-16 03:06:33,136 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-16 03:06:33,137 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-16 03:06:33,138 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-16 03:06:33,138 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-16 03:06:33,138 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-16 03:06:33,138 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-16 03:06:33,139 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-16 03:06:33,140 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-16 03:06:33,141 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-16 03:06:33,142 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-16 03:06:33,142 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-16 03:06:33,143 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-10-16 03:06:33,143 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-16 03:06:33,143 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-16 03:06:33,143 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-10-16 03:06:33,143 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-10-16 03:06:33,144 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-10-16 03:06:33,144 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-16 03:06:33,144 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-16 03:06:33,144 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-10-16 03:06:33,145 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-10-16 03:06:33,145 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-16 03:06:33,145 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-16 03:06:33,145 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-16 03:06:33,145 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-16 03:06:33,146 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-16 03:06:33,146 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-16 03:06:33,146 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-16 03:06:33,146 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-10-16 03:06:33,147 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-10-16 03:06:33,147 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-16 03:06:33,147 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-16 03:06:33,148 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_dff68d80-57ad-4ff9-869c-50661ed9a07a/bin/utaipan-mTDlp9Zugs/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dff68d80-57ad-4ff9-869c-50661ed9a07a/bin/utaipan-mTDlp9Zugs Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ec8fe9fe135a6b4384cb3c4b7ad3dfb8ac3f8c8f [2021-10-16 03:06:33,560 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-16 03:06:33,590 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-16 03:06:33,592 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-16 03:06:33,593 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-16 03:06:33,595 INFO L275 PluginConnector]: CDTParser initialized [2021-10-16 03:06:33,596 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dff68d80-57ad-4ff9-869c-50661ed9a07a/bin/utaipan-mTDlp9Zugs/../../sv-benchmarks/c/busybox-1.22.0/echo-1.i [2021-10-16 03:06:33,663 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dff68d80-57ad-4ff9-869c-50661ed9a07a/bin/utaipan-mTDlp9Zugs/data/1cf4165be/8e22c18e3ed8411383a4fd94a08ed599/FLAG10c2bcb39 [2021-10-16 03:06:34,471 INFO L306 CDTParser]: Found 1 translation units. [2021-10-16 03:06:34,471 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dff68d80-57ad-4ff9-869c-50661ed9a07a/sv-benchmarks/c/busybox-1.22.0/echo-1.i [2021-10-16 03:06:34,520 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dff68d80-57ad-4ff9-869c-50661ed9a07a/bin/utaipan-mTDlp9Zugs/data/1cf4165be/8e22c18e3ed8411383a4fd94a08ed599/FLAG10c2bcb39 [2021-10-16 03:06:34,570 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dff68d80-57ad-4ff9-869c-50661ed9a07a/bin/utaipan-mTDlp9Zugs/data/1cf4165be/8e22c18e3ed8411383a4fd94a08ed599 [2021-10-16 03:06:34,573 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-16 03:06:34,574 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-16 03:06:34,575 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-16 03:06:34,575 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-16 03:06:34,579 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-16 03:06:34,580 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.10 03:06:34" (1/1) ... [2021-10-16 03:06:34,581 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3c036a8d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 03:06:34, skipping insertion in model container [2021-10-16 03:06:34,581 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.10 03:06:34" (1/1) ... [2021-10-16 03:06:34,588 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-16 03:06:34,690 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-16 03:06:35,943 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2021-10-16 03:06:35,944 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@6c0c4208 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 03:06:35, skipping insertion in model container [2021-10-16 03:06:35,945 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-16 03:06:35,945 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-10-16 03:06:35,948 INFO L168 Benchmark]: Toolchain (without parser) took 1372.05 ms. Allocated memory was 67.1 MB in the beginning and 86.0 MB in the end (delta: 18.9 MB). Free memory was 41.9 MB in the beginning and 54.4 MB in the end (delta: -12.4 MB). Peak memory consumption was 13.3 MB. Max. memory is 16.1 GB. [2021-10-16 03:06:35,949 INFO L168 Benchmark]: CDTParser took 0.13 ms. Allocated memory is still 67.1 MB. Free memory is still 47.7 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-16 03:06:35,953 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1369.79 ms. Allocated memory was 67.1 MB in the beginning and 86.0 MB in the end (delta: 18.9 MB). Free memory was 41.8 MB in the beginning and 54.4 MB in the end (delta: -12.6 MB). Peak memory consumption was 13.3 MB. Max. memory is 16.1 GB. [2021-10-16 03:06:35,954 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13 ms. Allocated memory is still 67.1 MB. Free memory is still 47.7 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1369.79 ms. Allocated memory was 67.1 MB in the beginning and 86.0 MB in the end (delta: 18.9 MB). Free memory was 41.8 MB in the beginning and 54.4 MB in the end (delta: -12.6 MB). Peak memory consumption was 13.3 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2530]: 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...