./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/busybox-1.22.0/uname-2.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 53f42b1a Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52ca6cea-4140-494c-b5dd-b4eac39267e9/bin/utaipan-TEXQjIfE4P/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52ca6cea-4140-494c-b5dd-b4eac39267e9/bin/utaipan-TEXQjIfE4P/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52ca6cea-4140-494c-b5dd-b4eac39267e9/bin/utaipan-TEXQjIfE4P/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52ca6cea-4140-494c-b5dd-b4eac39267e9/bin/utaipan-TEXQjIfE4P/config/TaipanMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/uname-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52ca6cea-4140-494c-b5dd-b4eac39267e9/bin/utaipan-TEXQjIfE4P/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52ca6cea-4140-494c-b5dd-b4eac39267e9/bin/utaipan-TEXQjIfE4P --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 006d2db5d9e8a2a73a70ddf8f267501f17e7fb93705a7d85140217cd054b3553 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-53f42b1 [2021-11-20 23:32:29,751 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-20 23:32:29,754 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-20 23:32:29,805 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-20 23:32:29,806 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-20 23:32:29,810 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-20 23:32:29,812 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-20 23:32:29,816 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-20 23:32:29,819 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-20 23:32:29,827 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-20 23:32:29,828 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-20 23:32:29,830 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-20 23:32:29,831 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-20 23:32:29,834 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-20 23:32:29,837 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-20 23:32:29,842 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-20 23:32:29,844 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-20 23:32:29,845 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-20 23:32:29,847 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-20 23:32:29,857 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-20 23:32:29,859 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-20 23:32:29,860 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-20 23:32:29,863 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-20 23:32:29,864 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-20 23:32:29,869 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-20 23:32:29,869 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-20 23:32:29,869 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-20 23:32:29,871 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-20 23:32:29,872 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-20 23:32:29,874 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-20 23:32:29,875 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-20 23:32:29,876 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-20 23:32:29,877 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-20 23:32:29,879 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-20 23:32:29,880 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-20 23:32:29,881 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-20 23:32:29,881 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-20 23:32:29,882 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-20 23:32:29,882 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-20 23:32:29,883 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-20 23:32:29,884 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-20 23:32:29,885 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52ca6cea-4140-494c-b5dd-b4eac39267e9/bin/utaipan-TEXQjIfE4P/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Default.epf [2021-11-20 23:32:29,929 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-20 23:32:29,934 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-20 23:32:29,934 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-20 23:32:29,935 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-20 23:32:29,936 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-20 23:32:29,936 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-20 23:32:29,936 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-20 23:32:29,936 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-20 23:32:29,936 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-20 23:32:29,937 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-11-20 23:32:29,938 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-20 23:32:29,938 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-20 23:32:29,938 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-11-20 23:32:29,938 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-11-20 23:32:29,939 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-20 23:32:29,939 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-11-20 23:32:29,939 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-11-20 23:32:29,939 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2021-11-20 23:32:29,940 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-20 23:32:29,940 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-20 23:32:29,941 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-20 23:32:29,941 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-20 23:32:29,941 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-20 23:32:29,943 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-20 23:32:29,943 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-11-20 23:32:29,944 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-11-20 23:32:29,944 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-11-20 23:32:29,944 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-20 23:32:29,944 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-20 23:32:29,945 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-20 23:32:29,945 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-20 23:32:29,945 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-20 23:32:29,946 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-20 23:32:29,946 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-20 23:32:29,946 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-20 23:32:29,946 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-11-20 23:32:29,947 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-20 23:32:29,947 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-20 23:32:29,947 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-20 23:32:29,947 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_52ca6cea-4140-494c-b5dd-b4eac39267e9/bin/utaipan-TEXQjIfE4P/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52ca6cea-4140-494c-b5dd-b4eac39267e9/bin/utaipan-TEXQjIfE4P Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 006d2db5d9e8a2a73a70ddf8f267501f17e7fb93705a7d85140217cd054b3553 [2021-11-20 23:32:30,198 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-20 23:32:30,226 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-20 23:32:30,228 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-20 23:32:30,230 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-20 23:32:30,230 INFO L275 PluginConnector]: CDTParser initialized [2021-11-20 23:32:30,232 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52ca6cea-4140-494c-b5dd-b4eac39267e9/bin/utaipan-TEXQjIfE4P/../../sv-benchmarks/c/busybox-1.22.0/uname-2.i [2021-11-20 23:32:30,323 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52ca6cea-4140-494c-b5dd-b4eac39267e9/bin/utaipan-TEXQjIfE4P/data/0c42a70c8/c8159be3e5f34483affe3223ad4a0bc5/FLAGd454e06b0 [2021-11-20 23:32:31,063 INFO L306 CDTParser]: Found 1 translation units. [2021-11-20 23:32:31,066 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52ca6cea-4140-494c-b5dd-b4eac39267e9/sv-benchmarks/c/busybox-1.22.0/uname-2.i [2021-11-20 23:32:31,110 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52ca6cea-4140-494c-b5dd-b4eac39267e9/bin/utaipan-TEXQjIfE4P/data/0c42a70c8/c8159be3e5f34483affe3223ad4a0bc5/FLAGd454e06b0 [2021-11-20 23:32:31,152 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52ca6cea-4140-494c-b5dd-b4eac39267e9/bin/utaipan-TEXQjIfE4P/data/0c42a70c8/c8159be3e5f34483affe3223ad4a0bc5 [2021-11-20 23:32:31,154 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-20 23:32:31,156 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-20 23:32:31,161 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-20 23:32:31,161 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-20 23:32:31,165 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-20 23:32:31,166 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 11:32:31" (1/1) ... [2021-11-20 23:32:31,169 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@199d3e39 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:32:31, skipping insertion in model container [2021-11-20 23:32:31,169 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 11:32:31" (1/1) ... [2021-11-20 23:32:31,175 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-20 23:32:31,258 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-20 23:32:32,371 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg_and_die [2021-11-20 23:32:32,372 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@74015e1b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:32:32, skipping insertion in model container [2021-11-20 23:32:32,372 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-20 23:32:32,372 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-11-20 23:32:32,375 INFO L158 Benchmark]: Toolchain (without parser) took 1217.77ms. Allocated memory is still 148.9MB. Free memory was 111.0MB in the beginning and 109.1MB in the end (delta: 2.0MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2021-11-20 23:32:32,375 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 83.9MB. Free memory is still 39.4MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-20 23:32:32,376 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1211.84ms. Allocated memory is still 148.9MB. Free memory was 110.8MB in the beginning and 109.1MB in the end (delta: 1.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2021-11-20 23:32:32,378 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28ms. Allocated memory is still 83.9MB. Free memory is still 39.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1211.84ms. Allocated memory is still 148.9MB. Free memory was 110.8MB in the beginning and 109.1MB in the end (delta: 1.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2373]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg_and_die RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52ca6cea-4140-494c-b5dd-b4eac39267e9/bin/utaipan-TEXQjIfE4P/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52ca6cea-4140-494c-b5dd-b4eac39267e9/bin/utaipan-TEXQjIfE4P/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52ca6cea-4140-494c-b5dd-b4eac39267e9/bin/utaipan-TEXQjIfE4P/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52ca6cea-4140-494c-b5dd-b4eac39267e9/bin/utaipan-TEXQjIfE4P/config/TaipanMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/uname-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52ca6cea-4140-494c-b5dd-b4eac39267e9/bin/utaipan-TEXQjIfE4P/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52ca6cea-4140-494c-b5dd-b4eac39267e9/bin/utaipan-TEXQjIfE4P --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 006d2db5d9e8a2a73a70ddf8f267501f17e7fb93705a7d85140217cd054b3553 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-53f42b1 [2021-11-20 23:32:34,579 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-20 23:32:34,582 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-20 23:32:34,639 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-20 23:32:34,640 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-20 23:32:34,646 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-20 23:32:34,648 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-20 23:32:34,653 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-20 23:32:34,657 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-20 23:32:34,668 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-20 23:32:34,669 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-20 23:32:34,671 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-20 23:32:34,672 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-20 23:32:34,675 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-20 23:32:34,677 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-20 23:32:34,682 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-20 23:32:34,684 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-20 23:32:34,685 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-20 23:32:34,688 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-20 23:32:34,696 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-20 23:32:34,699 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-20 23:32:34,700 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-20 23:32:34,704 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-20 23:32:34,706 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-20 23:32:34,712 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-20 23:32:34,713 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-20 23:32:34,713 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-20 23:32:34,715 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-20 23:32:34,716 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-20 23:32:34,717 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-20 23:32:34,718 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-20 23:32:34,719 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-20 23:32:34,721 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-20 23:32:34,722 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-20 23:32:34,724 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-20 23:32:34,724 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-20 23:32:34,725 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-20 23:32:34,726 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-20 23:32:34,726 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-20 23:32:34,728 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-20 23:32:34,729 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-20 23:32:34,730 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52ca6cea-4140-494c-b5dd-b4eac39267e9/bin/utaipan-TEXQjIfE4P/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Bitvector.epf [2021-11-20 23:32:34,776 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-20 23:32:34,776 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-20 23:32:34,777 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-20 23:32:34,777 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-20 23:32:34,778 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-20 23:32:34,779 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-20 23:32:34,779 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-20 23:32:34,779 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-20 23:32:34,779 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-20 23:32:34,779 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-20 23:32:34,780 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-20 23:32:34,781 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-20 23:32:34,782 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-20 23:32:34,782 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-20 23:32:34,783 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-20 23:32:34,783 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-20 23:32:34,783 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-20 23:32:34,783 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-20 23:32:34,784 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-11-20 23:32:34,784 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-11-20 23:32:34,784 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-11-20 23:32:34,784 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-20 23:32:34,785 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-20 23:32:34,785 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-20 23:32:34,785 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-20 23:32:34,785 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-20 23:32:34,785 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-20 23:32:34,786 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-20 23:32:34,786 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-20 23:32:34,786 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-20 23:32:34,786 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-20 23:32:34,787 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-20 23:32:34,787 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-20 23:32:34,787 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-20 23:32:34,788 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-20 23:32:34,788 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-20 23:32:34,788 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_52ca6cea-4140-494c-b5dd-b4eac39267e9/bin/utaipan-TEXQjIfE4P/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52ca6cea-4140-494c-b5dd-b4eac39267e9/bin/utaipan-TEXQjIfE4P Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 006d2db5d9e8a2a73a70ddf8f267501f17e7fb93705a7d85140217cd054b3553 [2021-11-20 23:32:35,194 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-20 23:32:35,230 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-20 23:32:35,233 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-20 23:32:35,235 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-20 23:32:35,235 INFO L275 PluginConnector]: CDTParser initialized [2021-11-20 23:32:35,237 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52ca6cea-4140-494c-b5dd-b4eac39267e9/bin/utaipan-TEXQjIfE4P/../../sv-benchmarks/c/busybox-1.22.0/uname-2.i [2021-11-20 23:32:35,318 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52ca6cea-4140-494c-b5dd-b4eac39267e9/bin/utaipan-TEXQjIfE4P/data/b0c8bd35b/4b0eb809d24547b9bfbc237d8d41db76/FLAGbb47bae30 [2021-11-20 23:32:36,055 INFO L306 CDTParser]: Found 1 translation units. [2021-11-20 23:32:36,056 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52ca6cea-4140-494c-b5dd-b4eac39267e9/sv-benchmarks/c/busybox-1.22.0/uname-2.i [2021-11-20 23:32:36,089 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52ca6cea-4140-494c-b5dd-b4eac39267e9/bin/utaipan-TEXQjIfE4P/data/b0c8bd35b/4b0eb809d24547b9bfbc237d8d41db76/FLAGbb47bae30 [2021-11-20 23:32:36,190 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52ca6cea-4140-494c-b5dd-b4eac39267e9/bin/utaipan-TEXQjIfE4P/data/b0c8bd35b/4b0eb809d24547b9bfbc237d8d41db76 [2021-11-20 23:32:36,192 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-20 23:32:36,194 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-20 23:32:36,195 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-20 23:32:36,196 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-20 23:32:36,199 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-20 23:32:36,200 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 11:32:36" (1/1) ... [2021-11-20 23:32:36,201 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7de5fae2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:32:36, skipping insertion in model container [2021-11-20 23:32:36,201 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 11:32:36" (1/1) ... [2021-11-20 23:32:36,209 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-20 23:32:36,302 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-20 23:32:37,558 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg_and_die [2021-11-20 23:32:37,558 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@7f00fdb2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:32:37, skipping insertion in model container [2021-11-20 23:32:37,559 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-20 23:32:37,559 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-11-20 23:32:37,561 INFO L158 Benchmark]: Toolchain (without parser) took 1366.30ms. Allocated memory was 73.4MB in the beginning and 96.5MB in the end (delta: 23.1MB). Free memory was 50.3MB in the beginning and 64.6MB in the end (delta: -14.3MB). Peak memory consumption was 18.0MB. Max. memory is 16.1GB. [2021-11-20 23:32:37,562 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 73.4MB. Free memory is still 55.4MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-20 23:32:37,563 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1363.73ms. Allocated memory was 73.4MB in the beginning and 96.5MB in the end (delta: 23.1MB). Free memory was 50.2MB in the beginning and 64.6MB in the end (delta: -14.4MB). Peak memory consumption was 18.0MB. Max. memory is 16.1GB. [2021-11-20 23:32:37,564 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34ms. Allocated memory is still 73.4MB. Free memory is still 55.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1363.73ms. Allocated memory was 73.4MB in the beginning and 96.5MB in the end (delta: 23.1MB). Free memory was 50.2MB in the beginning and 64.6MB in the end (delta: -14.4MB). Peak memory consumption was 18.0MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2373]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg_and_die RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN