./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/busybox-1.22.0/uniq-2.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version b5237d83 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f975d270-725d-44c8-9ef0-6afa39861cae/bin/utaipan-g80aRyZoba/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f975d270-725d-44c8-9ef0-6afa39861cae/bin/utaipan-g80aRyZoba/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f975d270-725d-44c8-9ef0-6afa39861cae/bin/utaipan-g80aRyZoba/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f975d270-725d-44c8-9ef0-6afa39861cae/bin/utaipan-g80aRyZoba/config/TaipanReach.xml -i ../../sv-benchmarks/c/busybox-1.22.0/uniq-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f975d270-725d-44c8-9ef0-6afa39861cae/bin/utaipan-g80aRyZoba/config/svcomp-Overflow-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f975d270-725d-44c8-9ef0-6afa39861cae/bin/utaipan-g80aRyZoba --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 7d919a8eed5bff5d7b13e529bcc3b017ee1b2504c38f6ffe9202719064bad4a0 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-b5237d8 [2022-11-22 02:21:33,996 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-22 02:21:33,998 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-22 02:21:34,038 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-22 02:21:34,039 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-22 02:21:34,043 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-22 02:21:34,045 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-22 02:21:34,048 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-22 02:21:34,051 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-22 02:21:34,056 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-22 02:21:34,058 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-22 02:21:34,060 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-22 02:21:34,061 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-22 02:21:34,063 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-22 02:21:34,068 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-22 02:21:34,070 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-22 02:21:34,071 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-22 02:21:34,072 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-22 02:21:34,074 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-22 02:21:34,080 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-22 02:21:34,082 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-22 02:21:34,084 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-22 02:21:34,085 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-22 02:21:34,086 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-22 02:21:34,096 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-22 02:21:34,097 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-22 02:21:34,097 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-22 02:21:34,099 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-22 02:21:34,100 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-22 02:21:34,100 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-22 02:21:34,102 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-22 02:21:34,103 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-22 02:21:34,105 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-22 02:21:34,106 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-22 02:21:34,107 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-22 02:21:34,107 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-22 02:21:34,108 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-22 02:21:34,108 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-22 02:21:34,108 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-22 02:21:34,110 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-22 02:21:34,111 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-22 02:21:34,112 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f975d270-725d-44c8-9ef0-6afa39861cae/bin/utaipan-g80aRyZoba/config/svcomp-Overflow-64bit-Taipan_Default.epf [2022-11-22 02:21:34,133 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-22 02:21:34,133 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-22 02:21:34,134 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-22 02:21:34,134 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-22 02:21:34,135 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-22 02:21:34,135 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-22 02:21:34,135 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-22 02:21:34,135 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-22 02:21:34,135 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-22 02:21:34,135 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-11-22 02:21:34,136 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-22 02:21:34,136 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-22 02:21:34,136 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-11-22 02:21:34,136 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-11-22 02:21:34,136 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-22 02:21:34,137 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-11-22 02:21:34,137 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-11-22 02:21:34,137 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-11-22 02:21:34,138 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-22 02:21:34,138 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-22 02:21:34,138 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-22 02:21:34,138 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-22 02:21:34,138 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-22 02:21:34,138 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-22 02:21:34,142 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-22 02:21:34,142 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-22 02:21:34,143 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-22 02:21:34,143 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-22 02:21:34,144 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-22 02:21:34,144 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-22 02:21:34,144 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-22 02:21:34,144 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-22 02:21:34,145 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-22 02:21:34,145 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-11-22 02:21:34,145 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-22 02:21:34,145 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-22 02:21:34,146 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-11-22 02:21:34,147 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-22 02:21:34,147 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-22 02:21:34,147 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-22 02:21:34,147 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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_f975d270-725d-44c8-9ef0-6afa39861cae/bin/utaipan-g80aRyZoba/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f975d270-725d-44c8-9ef0-6afa39861cae/bin/utaipan-g80aRyZoba Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7d919a8eed5bff5d7b13e529bcc3b017ee1b2504c38f6ffe9202719064bad4a0 [2022-11-22 02:21:34,425 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-22 02:21:34,467 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-22 02:21:34,470 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-22 02:21:34,471 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-22 02:21:34,472 INFO L275 PluginConnector]: CDTParser initialized [2022-11-22 02:21:34,473 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f975d270-725d-44c8-9ef0-6afa39861cae/bin/utaipan-g80aRyZoba/../../sv-benchmarks/c/busybox-1.22.0/uniq-2.i [2022-11-22 02:21:37,372 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-22 02:21:37,867 INFO L351 CDTParser]: Found 1 translation units. [2022-11-22 02:21:37,867 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f975d270-725d-44c8-9ef0-6afa39861cae/sv-benchmarks/c/busybox-1.22.0/uniq-2.i [2022-11-22 02:21:37,906 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f975d270-725d-44c8-9ef0-6afa39861cae/bin/utaipan-g80aRyZoba/data/d632838d6/364e2b86e03a41db96df55c851f37fc5/FLAG081bdae07 [2022-11-22 02:21:37,923 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f975d270-725d-44c8-9ef0-6afa39861cae/bin/utaipan-g80aRyZoba/data/d632838d6/364e2b86e03a41db96df55c851f37fc5 [2022-11-22 02:21:37,926 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-22 02:21:37,928 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-22 02:21:37,933 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-22 02:21:37,933 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-22 02:21:37,937 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-22 02:21:37,938 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 02:21:37" (1/1) ... [2022-11-22 02:21:37,939 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7f6ab35c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:21:37, skipping insertion in model container [2022-11-22 02:21:37,939 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 02:21:37" (1/1) ... [2022-11-22 02:21:37,947 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-22 02:21:38,032 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-22 02:21:39,551 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_error_msg_and_die [2022-11-22 02:21:39,552 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@57a56244 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:21:39, skipping insertion in model container [2022-11-22 02:21:39,552 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-22 02:21:39,553 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-22 02:21:39,555 INFO L158 Benchmark]: Toolchain (without parser) took 1625.49ms. Allocated memory is still 146.8MB. Free memory was 109.5MB in the beginning and 80.2MB in the end (delta: 29.4MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. [2022-11-22 02:21:39,555 INFO L158 Benchmark]: CDTParser took 0.14ms. Allocated memory is still 146.8MB. Free memory was 118.7MB in the beginning and 118.7MB in the end (delta: 24.2kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-22 02:21:39,556 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1619.70ms. Allocated memory is still 146.8MB. Free memory was 109.5MB in the beginning and 80.9MB in the end (delta: 28.7MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. [2022-11-22 02:21:39,558 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14ms. Allocated memory is still 146.8MB. Free memory was 118.7MB in the beginning and 118.7MB in the end (delta: 24.2kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1619.70ms. Allocated memory is still 146.8MB. Free memory was 109.5MB in the beginning and 80.9MB in the end (delta: 28.7MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2504]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: bb_error_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/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f975d270-725d-44c8-9ef0-6afa39861cae/bin/utaipan-g80aRyZoba/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f975d270-725d-44c8-9ef0-6afa39861cae/bin/utaipan-g80aRyZoba/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f975d270-725d-44c8-9ef0-6afa39861cae/bin/utaipan-g80aRyZoba/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f975d270-725d-44c8-9ef0-6afa39861cae/bin/utaipan-g80aRyZoba/config/TaipanReach.xml -i ../../sv-benchmarks/c/busybox-1.22.0/uniq-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f975d270-725d-44c8-9ef0-6afa39861cae/bin/utaipan-g80aRyZoba/config/svcomp-Overflow-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f975d270-725d-44c8-9ef0-6afa39861cae/bin/utaipan-g80aRyZoba --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 7d919a8eed5bff5d7b13e529bcc3b017ee1b2504c38f6ffe9202719064bad4a0 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-b5237d8 [2022-11-22 02:21:41,793 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-22 02:21:41,795 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-22 02:21:41,835 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-22 02:21:41,838 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-22 02:21:41,841 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-22 02:21:41,846 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-22 02:21:41,848 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-22 02:21:41,850 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-22 02:21:41,855 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-22 02:21:41,857 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-22 02:21:41,859 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-22 02:21:41,860 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-22 02:21:41,863 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-22 02:21:41,864 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-22 02:21:41,866 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-22 02:21:41,868 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-22 02:21:41,869 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-22 02:21:41,871 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-22 02:21:41,876 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-22 02:21:41,881 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-22 02:21:41,883 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-22 02:21:41,886 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-22 02:21:41,887 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-22 02:21:41,893 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-22 02:21:41,897 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-22 02:21:41,898 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-22 02:21:41,899 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-22 02:21:41,901 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-22 02:21:41,902 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-22 02:21:41,902 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-22 02:21:41,903 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-22 02:21:41,904 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-22 02:21:41,906 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-22 02:21:41,929 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-22 02:21:41,929 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-22 02:21:41,930 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-22 02:21:41,930 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-22 02:21:41,930 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-22 02:21:41,931 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-22 02:21:41,931 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-22 02:21:41,934 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f975d270-725d-44c8-9ef0-6afa39861cae/bin/utaipan-g80aRyZoba/config/svcomp-Overflow-64bit-Taipan_Bitvector.epf [2022-11-22 02:21:41,968 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-22 02:21:41,968 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-22 02:21:41,970 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-22 02:21:41,970 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-22 02:21:41,971 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-22 02:21:41,971 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-22 02:21:41,971 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-22 02:21:41,971 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-22 02:21:41,972 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-22 02:21:41,972 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-22 02:21:41,973 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-22 02:21:41,973 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-22 02:21:41,974 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-22 02:21:41,975 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-22 02:21:41,975 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-22 02:21:41,975 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-22 02:21:41,975 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-22 02:21:41,975 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-22 02:21:41,976 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-22 02:21:41,976 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-22 02:21:41,976 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-22 02:21:41,976 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-22 02:21:41,976 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-22 02:21:41,977 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-22 02:21:41,977 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-22 02:21:41,977 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-22 02:21:41,977 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-22 02:21:41,977 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-22 02:21:41,978 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-22 02:21:41,978 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-22 02:21:41,978 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-22 02:21:41,978 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-22 02:21:41,979 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-11-22 02:21:41,979 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-22 02:21:41,979 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-22 02:21:41,979 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-22 02:21:41,980 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-22 02:21:41,980 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_f975d270-725d-44c8-9ef0-6afa39861cae/bin/utaipan-g80aRyZoba/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f975d270-725d-44c8-9ef0-6afa39861cae/bin/utaipan-g80aRyZoba Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7d919a8eed5bff5d7b13e529bcc3b017ee1b2504c38f6ffe9202719064bad4a0 [2022-11-22 02:21:42,363 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-22 02:21:42,385 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-22 02:21:42,387 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-22 02:21:42,389 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-22 02:21:42,389 INFO L275 PluginConnector]: CDTParser initialized [2022-11-22 02:21:42,391 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f975d270-725d-44c8-9ef0-6afa39861cae/bin/utaipan-g80aRyZoba/../../sv-benchmarks/c/busybox-1.22.0/uniq-2.i [2022-11-22 02:21:45,497 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-22 02:21:45,932 INFO L351 CDTParser]: Found 1 translation units. [2022-11-22 02:21:45,932 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f975d270-725d-44c8-9ef0-6afa39861cae/sv-benchmarks/c/busybox-1.22.0/uniq-2.i [2022-11-22 02:21:45,965 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f975d270-725d-44c8-9ef0-6afa39861cae/bin/utaipan-g80aRyZoba/data/7f172236c/f70f87a9b40d41f1b54ee5b915ad1781/FLAGf88a0c635 [2022-11-22 02:21:45,986 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f975d270-725d-44c8-9ef0-6afa39861cae/bin/utaipan-g80aRyZoba/data/7f172236c/f70f87a9b40d41f1b54ee5b915ad1781 [2022-11-22 02:21:45,991 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-22 02:21:45,992 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-22 02:21:45,997 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-22 02:21:45,997 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-22 02:21:46,001 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-22 02:21:46,002 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 02:21:45" (1/1) ... [2022-11-22 02:21:46,004 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@703b06ce and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:21:46, skipping insertion in model container [2022-11-22 02:21:46,004 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 02:21:45" (1/1) ... [2022-11-22 02:21:46,012 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-22 02:21:46,112 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-22 02:21:47,397 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_error_msg_and_die [2022-11-22 02:21:47,398 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@34b39074 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:21:47, skipping insertion in model container [2022-11-22 02:21:47,399 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-22 02:21:47,399 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-22 02:21:47,402 INFO L158 Benchmark]: Toolchain (without parser) took 1407.82ms. Allocated memory is still 81.8MB. Free memory was 37.6MB in the beginning and 35.0MB in the end (delta: 2.6MB). Peak memory consumption was 9.5MB. Max. memory is 16.1GB. [2022-11-22 02:21:47,402 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 81.8MB. Free memory is still 59.9MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-22 02:21:47,403 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1402.13ms. Allocated memory is still 81.8MB. Free memory was 37.4MB in the beginning and 35.0MB in the end (delta: 2.4MB). Peak memory consumption was 9.5MB. Max. memory is 16.1GB. [2022-11-22 02:21:47,404 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29ms. Allocated memory is still 81.8MB. Free memory is still 59.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1402.13ms. Allocated memory is still 81.8MB. Free memory was 37.4MB in the beginning and 35.0MB in the end (delta: 2.4MB). Peak memory consumption was 9.5MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2504]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: bb_error_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