./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/busybox-1.22.0/test-incomplete-1.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 9ad7fb26 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_964cba8b-c0ce-4c2c-98e2-4e496dc621f1/bin/utaipan-aC7eJsxGYH/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_964cba8b-c0ce-4c2c-98e2-4e496dc621f1/bin/utaipan-aC7eJsxGYH/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_964cba8b-c0ce-4c2c-98e2-4e496dc621f1/bin/utaipan-aC7eJsxGYH/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_964cba8b-c0ce-4c2c-98e2-4e496dc621f1/bin/utaipan-aC7eJsxGYH/config/TaipanReach.xml -i ../../sv-benchmarks/c/busybox-1.22.0/test-incomplete-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_964cba8b-c0ce-4c2c-98e2-4e496dc621f1/bin/utaipan-aC7eJsxGYH/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_964cba8b-c0ce-4c2c-98e2-4e496dc621f1/bin/utaipan-aC7eJsxGYH --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 5b38f9ec505ca79a771ccd2b77aab7ea09ef665ed83bc847adcf6e293f7616b3 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-9ad7fb2 [2021-11-03 04:27:37,198 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-03 04:27:37,201 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-03 04:27:37,255 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-03 04:27:37,256 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-03 04:27:37,260 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-03 04:27:37,262 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-03 04:27:37,266 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-03 04:27:37,268 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-03 04:27:37,274 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-03 04:27:37,275 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-03 04:27:37,277 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-03 04:27:37,277 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-03 04:27:37,278 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-03 04:27:37,279 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-03 04:27:37,281 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-03 04:27:37,282 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-03 04:27:37,282 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-03 04:27:37,285 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-03 04:27:37,287 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-03 04:27:37,289 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-03 04:27:37,293 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-03 04:27:37,297 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-03 04:27:37,298 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-03 04:27:37,307 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-03 04:27:37,308 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-03 04:27:37,309 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-03 04:27:37,311 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-03 04:27:37,311 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-03 04:27:37,313 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-03 04:27:37,313 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-03 04:27:37,314 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-03 04:27:37,316 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-03 04:27:37,318 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-03 04:27:37,319 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-03 04:27:37,319 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-03 04:27:37,320 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-03 04:27:37,320 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-03 04:27:37,321 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-03 04:27:37,322 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-03 04:27:37,322 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-03 04:27:37,324 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_964cba8b-c0ce-4c2c-98e2-4e496dc621f1/bin/utaipan-aC7eJsxGYH/config/svcomp-Reach-64bit-Taipan_Default.epf [2021-11-03 04:27:37,357 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-03 04:27:37,358 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-03 04:27:37,360 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-03 04:27:37,360 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-03 04:27:37,360 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-03 04:27:37,361 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-03 04:27:37,361 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-11-03 04:27:37,361 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-03 04:27:37,361 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-03 04:27:37,362 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-11-03 04:27:37,363 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-11-03 04:27:37,363 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-03 04:27:37,363 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-11-03 04:27:37,364 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-11-03 04:27:37,364 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-11-03 04:27:37,365 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-03 04:27:37,365 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-03 04:27:37,365 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-03 04:27:37,365 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-03 04:27:37,366 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-03 04:27:37,366 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-03 04:27:37,366 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-03 04:27:37,366 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-03 04:27:37,367 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-03 04:27:37,367 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-03 04:27:37,367 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-03 04:27:37,367 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-03 04:27:37,368 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-03 04:27:37,368 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-03 04:27:37,370 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-03 04:27:37,370 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-03 04:27:37,370 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-11-03 04:27:37,370 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-03 04:27:37,371 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-03 04:27:37,371 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-03 04:27:37,371 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-03 04:27:37,371 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_964cba8b-c0ce-4c2c-98e2-4e496dc621f1/bin/utaipan-aC7eJsxGYH/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_964cba8b-c0ce-4c2c-98e2-4e496dc621f1/bin/utaipan-aC7eJsxGYH Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5b38f9ec505ca79a771ccd2b77aab7ea09ef665ed83bc847adcf6e293f7616b3 [2021-11-03 04:27:37,700 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-03 04:27:37,737 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-03 04:27:37,741 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-03 04:27:37,742 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-03 04:27:37,743 INFO L275 PluginConnector]: CDTParser initialized [2021-11-03 04:27:37,744 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_964cba8b-c0ce-4c2c-98e2-4e496dc621f1/bin/utaipan-aC7eJsxGYH/../../sv-benchmarks/c/busybox-1.22.0/test-incomplete-1.i [2021-11-03 04:27:37,815 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_964cba8b-c0ce-4c2c-98e2-4e496dc621f1/bin/utaipan-aC7eJsxGYH/data/d5d48dfd7/d197209972044eb786f80e4a979ab9a5/FLAG3436d3b59 [2021-11-03 04:27:38,661 INFO L306 CDTParser]: Found 1 translation units. [2021-11-03 04:27:38,662 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_964cba8b-c0ce-4c2c-98e2-4e496dc621f1/sv-benchmarks/c/busybox-1.22.0/test-incomplete-1.i [2021-11-03 04:27:38,712 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_964cba8b-c0ce-4c2c-98e2-4e496dc621f1/bin/utaipan-aC7eJsxGYH/data/d5d48dfd7/d197209972044eb786f80e4a979ab9a5/FLAG3436d3b59 [2021-11-03 04:27:39,197 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_964cba8b-c0ce-4c2c-98e2-4e496dc621f1/bin/utaipan-aC7eJsxGYH/data/d5d48dfd7/d197209972044eb786f80e4a979ab9a5 [2021-11-03 04:27:39,199 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-03 04:27:39,200 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-03 04:27:39,216 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-03 04:27:39,217 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-03 04:27:39,220 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-03 04:27:39,220 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.11 04:27:39" (1/1) ... [2021-11-03 04:27:39,221 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@58667159 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 04:27:39, skipping insertion in model container [2021-11-03 04:27:39,222 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.11 04:27:39" (1/1) ... [2021-11-03 04:27:39,227 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-03 04:27:39,322 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-03 04:27:40,716 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_964cba8b-c0ce-4c2c-98e2-4e496dc621f1/sv-benchmarks/c/busybox-1.22.0/test-incomplete-1.i[113983,113996] [2021-11-03 04:27:40,719 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_964cba8b-c0ce-4c2c-98e2-4e496dc621f1/sv-benchmarks/c/busybox-1.22.0/test-incomplete-1.i[114055,114068] [2021-11-03 04:27:40,757 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_error_msg [2021-11-03 04:27:40,758 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@564fb94e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 04:27:40, skipping insertion in model container [2021-11-03 04:27:40,758 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-03 04:27:40,759 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-11-03 04:27:40,761 INFO L168 Benchmark]: Toolchain (without parser) took 1559.34 ms. Allocated memory was 100.7 MB in the beginning and 142.6 MB in the end (delta: 41.9 MB). Free memory was 62.7 MB in the beginning and 95.6 MB in the end (delta: -32.9 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. [2021-11-03 04:27:40,762 INFO L168 Benchmark]: CDTParser took 0.24 ms. Allocated memory is still 100.7 MB. Free memory is still 54.6 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-11-03 04:27:40,763 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1542.39 ms. Allocated memory was 100.7 MB in the beginning and 142.6 MB in the end (delta: 41.9 MB). Free memory was 62.4 MB in the beginning and 95.6 MB in the end (delta: -33.2 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. [2021-11-03 04:27:40,765 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 100.7 MB. Free memory is still 54.6 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1542.39 ms. Allocated memory was 100.7 MB in the beginning and 142.6 MB in the end (delta: 41.9 MB). Free memory was 62.4 MB in the beginning and 95.6 MB in the end (delta: -33.2 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 3104]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: bb_error_msg 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_964cba8b-c0ce-4c2c-98e2-4e496dc621f1/bin/utaipan-aC7eJsxGYH/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_964cba8b-c0ce-4c2c-98e2-4e496dc621f1/bin/utaipan-aC7eJsxGYH/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_964cba8b-c0ce-4c2c-98e2-4e496dc621f1/bin/utaipan-aC7eJsxGYH/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_964cba8b-c0ce-4c2c-98e2-4e496dc621f1/bin/utaipan-aC7eJsxGYH/config/TaipanReach.xml -i ../../sv-benchmarks/c/busybox-1.22.0/test-incomplete-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_964cba8b-c0ce-4c2c-98e2-4e496dc621f1/bin/utaipan-aC7eJsxGYH/config/svcomp-Reach-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_964cba8b-c0ce-4c2c-98e2-4e496dc621f1/bin/utaipan-aC7eJsxGYH --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 5b38f9ec505ca79a771ccd2b77aab7ea09ef665ed83bc847adcf6e293f7616b3 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-9ad7fb2 [2021-11-03 04:27:42,999 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-03 04:27:43,001 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-03 04:27:43,032 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-03 04:27:43,033 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-03 04:27:43,034 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-03 04:27:43,037 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-03 04:27:43,039 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-03 04:27:43,042 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-03 04:27:43,043 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-03 04:27:43,045 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-03 04:27:43,046 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-03 04:27:43,047 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-03 04:27:43,049 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-03 04:27:43,050 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-03 04:27:43,052 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-03 04:27:43,053 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-03 04:27:43,054 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-03 04:27:43,057 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-03 04:27:43,059 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-03 04:27:43,062 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-03 04:27:43,063 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-03 04:27:43,065 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-03 04:27:43,066 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-03 04:27:43,070 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-03 04:27:43,071 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-03 04:27:43,071 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-03 04:27:43,072 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-03 04:27:43,073 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-03 04:27:43,074 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-03 04:27:43,075 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-03 04:27:43,076 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-03 04:27:43,077 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-03 04:27:43,078 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-03 04:27:43,079 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-03 04:27:43,079 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-03 04:27:43,080 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-03 04:27:43,080 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-03 04:27:43,080 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-03 04:27:43,081 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-03 04:27:43,082 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-03 04:27:43,083 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_964cba8b-c0ce-4c2c-98e2-4e496dc621f1/bin/utaipan-aC7eJsxGYH/config/svcomp-Reach-64bit-Taipan_Bitvector.epf [2021-11-03 04:27:43,108 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-03 04:27:43,108 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-03 04:27:43,109 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-03 04:27:43,110 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-03 04:27:43,110 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-03 04:27:43,110 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-03 04:27:43,110 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-03 04:27:43,111 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-03 04:27:43,111 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-03 04:27:43,112 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-03 04:27:43,113 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-03 04:27:43,113 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-03 04:27:43,113 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-03 04:27:43,114 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-03 04:27:43,114 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-03 04:27:43,114 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-03 04:27:43,114 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-03 04:27:43,115 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-03 04:27:43,115 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-03 04:27:43,115 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-03 04:27:43,115 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-03 04:27:43,116 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-03 04:27:43,116 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-03 04:27:43,116 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-03 04:27:43,116 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-03 04:27:43,117 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-03 04:27:43,117 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-03 04:27:43,117 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-03 04:27:43,117 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-03 04:27:43,117 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-03 04:27:43,118 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-03 04:27:43,118 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-03 04:27:43,118 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_964cba8b-c0ce-4c2c-98e2-4e496dc621f1/bin/utaipan-aC7eJsxGYH/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_964cba8b-c0ce-4c2c-98e2-4e496dc621f1/bin/utaipan-aC7eJsxGYH Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5b38f9ec505ca79a771ccd2b77aab7ea09ef665ed83bc847adcf6e293f7616b3 [2021-11-03 04:27:43,467 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-03 04:27:43,497 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-03 04:27:43,501 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-03 04:27:43,503 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-03 04:27:43,504 INFO L275 PluginConnector]: CDTParser initialized [2021-11-03 04:27:43,505 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_964cba8b-c0ce-4c2c-98e2-4e496dc621f1/bin/utaipan-aC7eJsxGYH/../../sv-benchmarks/c/busybox-1.22.0/test-incomplete-1.i [2021-11-03 04:27:43,585 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_964cba8b-c0ce-4c2c-98e2-4e496dc621f1/bin/utaipan-aC7eJsxGYH/data/ee22041d3/7c11a722931b45e5b755faaa4729e7fe/FLAGe3fda455c [2021-11-03 04:27:44,398 INFO L306 CDTParser]: Found 1 translation units. [2021-11-03 04:27:44,399 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_964cba8b-c0ce-4c2c-98e2-4e496dc621f1/sv-benchmarks/c/busybox-1.22.0/test-incomplete-1.i [2021-11-03 04:27:44,451 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_964cba8b-c0ce-4c2c-98e2-4e496dc621f1/bin/utaipan-aC7eJsxGYH/data/ee22041d3/7c11a722931b45e5b755faaa4729e7fe/FLAGe3fda455c [2021-11-03 04:27:44,529 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_964cba8b-c0ce-4c2c-98e2-4e496dc621f1/bin/utaipan-aC7eJsxGYH/data/ee22041d3/7c11a722931b45e5b755faaa4729e7fe [2021-11-03 04:27:44,539 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-03 04:27:44,541 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-03 04:27:44,545 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-03 04:27:44,545 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-03 04:27:44,548 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-03 04:27:44,549 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.11 04:27:44" (1/1) ... [2021-11-03 04:27:44,551 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4e434fb8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 04:27:44, skipping insertion in model container [2021-11-03 04:27:44,551 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.11 04:27:44" (1/1) ... [2021-11-03 04:27:44,558 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-03 04:27:44,662 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-03 04:27:46,180 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_964cba8b-c0ce-4c2c-98e2-4e496dc621f1/sv-benchmarks/c/busybox-1.22.0/test-incomplete-1.i[113983,113996] [2021-11-03 04:27:46,183 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_964cba8b-c0ce-4c2c-98e2-4e496dc621f1/sv-benchmarks/c/busybox-1.22.0/test-incomplete-1.i[114055,114068] [2021-11-03 04:27:46,225 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_error_msg [2021-11-03 04:27:46,225 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@1a7ac228 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 04:27:46, skipping insertion in model container [2021-11-03 04:27:46,225 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-03 04:27:46,226 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-11-03 04:27:46,228 INFO L168 Benchmark]: Toolchain (without parser) took 1685.82 ms. Allocated memory was 71.3 MB in the beginning and 92.3 MB in the end (delta: 21.0 MB). Free memory was 47.5 MB in the beginning and 53.8 MB in the end (delta: -6.3 MB). Peak memory consumption was 15.7 MB. Max. memory is 16.1 GB. [2021-11-03 04:27:46,229 INFO L168 Benchmark]: CDTParser took 0.27 ms. Allocated memory is still 71.3 MB. Free memory was 53.2 MB in the beginning and 53.1 MB in the end (delta: 54.9 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-11-03 04:27:46,230 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1680.70 ms. Allocated memory was 71.3 MB in the beginning and 92.3 MB in the end (delta: 21.0 MB). Free memory was 47.2 MB in the beginning and 53.8 MB in the end (delta: -6.5 MB). Peak memory consumption was 15.7 MB. Max. memory is 16.1 GB. [2021-11-03 04:27:46,232 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27 ms. Allocated memory is still 71.3 MB. Free memory was 53.2 MB in the beginning and 53.1 MB in the end (delta: 54.9 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1680.70 ms. Allocated memory was 71.3 MB in the beginning and 92.3 MB in the end (delta: 21.0 MB). Free memory was 47.2 MB in the beginning and 53.8 MB in the end (delta: -6.5 MB). Peak memory consumption was 15.7 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 3104]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: bb_error_msg 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