./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.arbitrated_top_n2_w64_d64_e0.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 8393723b 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_8221a77b-ccb6-4cca-9cfb-70ef34d8ec6a/bin/utaipan-I9t0OCRTmS/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8221a77b-ccb6-4cca-9cfb-70ef34d8ec6a/bin/utaipan-I9t0OCRTmS/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8221a77b-ccb6-4cca-9cfb-70ef34d8ec6a/bin/utaipan-I9t0OCRTmS/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8221a77b-ccb6-4cca-9cfb-70ef34d8ec6a/bin/utaipan-I9t0OCRTmS/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.arbitrated_top_n2_w64_d64_e0.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8221a77b-ccb6-4cca-9cfb-70ef34d8ec6a/bin/utaipan-I9t0OCRTmS/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8221a77b-ccb6-4cca-9cfb-70ef34d8ec6a/bin/utaipan-I9t0OCRTmS --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 cf2fe0be1af15c927a92b3938f8a698ab91de889c2e38566c7e53756fbb6f1ff --- 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-8393723 [2022-11-19 07:42:00,227 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-19 07:42:00,230 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-19 07:42:00,265 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-19 07:42:00,266 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-19 07:42:00,267 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-19 07:42:00,268 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-19 07:42:00,270 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-19 07:42:00,271 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-19 07:42:00,272 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-19 07:42:00,273 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-19 07:42:00,274 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-19 07:42:00,275 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-19 07:42:00,276 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-19 07:42:00,277 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-19 07:42:00,278 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-19 07:42:00,279 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-19 07:42:00,280 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-19 07:42:00,281 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-19 07:42:00,283 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-19 07:42:00,284 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-19 07:42:00,286 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-19 07:42:00,287 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-19 07:42:00,288 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-19 07:42:00,292 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-19 07:42:00,292 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-19 07:42:00,292 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-19 07:42:00,293 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-19 07:42:00,294 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-19 07:42:00,295 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-19 07:42:00,295 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-19 07:42:00,296 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-19 07:42:00,297 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-19 07:42:00,298 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-19 07:42:00,299 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-19 07:42:00,299 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-19 07:42:00,300 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-19 07:42:00,300 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-19 07:42:00,301 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-19 07:42:00,301 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-19 07:42:00,302 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-19 07:42:00,303 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8221a77b-ccb6-4cca-9cfb-70ef34d8ec6a/bin/utaipan-I9t0OCRTmS/config/svcomp-Reach-64bit-Taipan_Default.epf [2022-11-19 07:42:00,323 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-19 07:42:00,323 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-19 07:42:00,324 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-19 07:42:00,324 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-19 07:42:00,325 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-19 07:42:00,325 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-19 07:42:00,326 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-19 07:42:00,326 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-19 07:42:00,326 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-19 07:42:00,327 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-11-19 07:42:00,327 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-19 07:42:00,327 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-19 07:42:00,328 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-11-19 07:42:00,328 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-11-19 07:42:00,328 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-19 07:42:00,329 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-11-19 07:42:00,329 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-11-19 07:42:00,329 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-11-19 07:42:00,330 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-19 07:42:00,330 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-19 07:42:00,331 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-19 07:42:00,331 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-19 07:42:00,331 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-19 07:42:00,332 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-19 07:42:00,332 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-19 07:42:00,332 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-19 07:42:00,333 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-19 07:42:00,333 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-19 07:42:00,333 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-19 07:42:00,334 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-19 07:42:00,334 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-19 07:42:00,334 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-11-19 07:42:00,335 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-19 07:42:00,335 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-19 07:42:00,335 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-11-19 07:42:00,336 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-19 07:42:00,336 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-19 07:42:00,336 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-19 07:42:00,337 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_8221a77b-ccb6-4cca-9cfb-70ef34d8ec6a/bin/utaipan-I9t0OCRTmS/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8221a77b-ccb6-4cca-9cfb-70ef34d8ec6a/bin/utaipan-I9t0OCRTmS Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> cf2fe0be1af15c927a92b3938f8a698ab91de889c2e38566c7e53756fbb6f1ff [2022-11-19 07:42:00,613 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-19 07:42:00,634 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-19 07:42:00,637 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-19 07:42:00,638 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-19 07:42:00,639 INFO L275 PluginConnector]: CDTParser initialized [2022-11-19 07:42:00,640 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8221a77b-ccb6-4cca-9cfb-70ef34d8ec6a/bin/utaipan-I9t0OCRTmS/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.arbitrated_top_n2_w64_d64_e0.c [2022-11-19 07:42:00,700 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8221a77b-ccb6-4cca-9cfb-70ef34d8ec6a/bin/utaipan-I9t0OCRTmS/data/5bdf4d95f/a82ac645d62e47b89543d11d2c9e6bdd/FLAG98d8ac2bc [2022-11-19 07:42:01,372 INFO L306 CDTParser]: Found 1 translation units. [2022-11-19 07:42:01,372 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8221a77b-ccb6-4cca-9cfb-70ef34d8ec6a/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.arbitrated_top_n2_w64_d64_e0.c [2022-11-19 07:42:01,391 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8221a77b-ccb6-4cca-9cfb-70ef34d8ec6a/bin/utaipan-I9t0OCRTmS/data/5bdf4d95f/a82ac645d62e47b89543d11d2c9e6bdd/FLAG98d8ac2bc [2022-11-19 07:42:01,493 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8221a77b-ccb6-4cca-9cfb-70ef34d8ec6a/bin/utaipan-I9t0OCRTmS/data/5bdf4d95f/a82ac645d62e47b89543d11d2c9e6bdd [2022-11-19 07:42:01,498 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-19 07:42:01,500 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-19 07:42:01,504 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-19 07:42:01,504 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-19 07:42:01,507 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-19 07:42:01,508 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 07:42:01" (1/1) ... [2022-11-19 07:42:01,510 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6874dd7d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:42:01, skipping insertion in model container [2022-11-19 07:42:01,510 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 07:42:01" (1/1) ... [2022-11-19 07:42:01,518 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-19 07:42:01,634 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-19 07:42:01,876 ERROR L326 MainTranslator]: Unsupported Syntax: CHandler: Not yet implemented: "extern unsigned __int128 __VERIFIER_nondet_uint128();" (Type: org.eclipse.cdt.internal.core.dom.parser.c.CASTProblemDeclaration) [2022-11-19 07:42:01,877 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@693a7cc4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:42:01, skipping insertion in model container [2022-11-19 07:42:01,877 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-19 07:42:01,878 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-19 07:42:01,880 INFO L158 Benchmark]: Toolchain (without parser) took 378.72ms. Allocated memory is still 146.8MB. Free memory was 102.3MB in the beginning and 119.6MB in the end (delta: -17.3MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2022-11-19 07:42:01,881 INFO L158 Benchmark]: CDTParser took 0.26ms. Allocated memory is still 146.8MB. Free memory was 127.5MB in the beginning and 127.3MB in the end (delta: 153.8kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-19 07:42:01,883 INFO L158 Benchmark]: CACSL2BoogieTranslator took 374.06ms. Allocated memory is still 146.8MB. Free memory was 102.2MB in the beginning and 119.6MB in the end (delta: -17.4MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2022-11-19 07:42:01,885 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26ms. Allocated memory is still 146.8MB. Free memory was 127.5MB in the beginning and 127.3MB in the end (delta: 153.8kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 374.06ms. Allocated memory is still 146.8MB. Free memory was 102.2MB in the beginning and 119.6MB in the end (delta: -17.4MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 20]: Unsupported Syntax CHandler: Not yet implemented: "extern unsigned __int128 __VERIFIER_nondet_uint128();" (Type: org.eclipse.cdt.internal.core.dom.parser.c.CASTProblemDeclaration) 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_8221a77b-ccb6-4cca-9cfb-70ef34d8ec6a/bin/utaipan-I9t0OCRTmS/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8221a77b-ccb6-4cca-9cfb-70ef34d8ec6a/bin/utaipan-I9t0OCRTmS/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8221a77b-ccb6-4cca-9cfb-70ef34d8ec6a/bin/utaipan-I9t0OCRTmS/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8221a77b-ccb6-4cca-9cfb-70ef34d8ec6a/bin/utaipan-I9t0OCRTmS/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.arbitrated_top_n2_w64_d64_e0.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8221a77b-ccb6-4cca-9cfb-70ef34d8ec6a/bin/utaipan-I9t0OCRTmS/config/svcomp-Reach-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8221a77b-ccb6-4cca-9cfb-70ef34d8ec6a/bin/utaipan-I9t0OCRTmS --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 cf2fe0be1af15c927a92b3938f8a698ab91de889c2e38566c7e53756fbb6f1ff --- 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-8393723 [2022-11-19 07:42:03,970 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-19 07:42:03,972 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-19 07:42:04,009 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-19 07:42:04,010 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-19 07:42:04,011 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-19 07:42:04,015 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-19 07:42:04,021 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-19 07:42:04,024 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-19 07:42:04,031 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-19 07:42:04,032 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-19 07:42:04,033 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-19 07:42:04,033 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-19 07:42:04,034 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-19 07:42:04,035 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-19 07:42:04,036 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-19 07:42:04,037 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-19 07:42:04,037 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-19 07:42:04,039 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-19 07:42:04,041 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-19 07:42:04,042 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-19 07:42:04,046 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-19 07:42:04,049 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-19 07:42:04,051 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-19 07:42:04,066 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-19 07:42:04,066 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-19 07:42:04,067 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-19 07:42:04,071 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-19 07:42:04,071 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-19 07:42:04,072 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-19 07:42:04,073 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-19 07:42:04,073 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-19 07:42:04,074 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-19 07:42:04,075 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-19 07:42:04,076 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-19 07:42:04,076 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-19 07:42:04,077 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-19 07:42:04,077 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-19 07:42:04,077 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-19 07:42:04,078 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-19 07:42:04,079 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-19 07:42:04,085 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8221a77b-ccb6-4cca-9cfb-70ef34d8ec6a/bin/utaipan-I9t0OCRTmS/config/svcomp-Reach-64bit-Taipan_Bitvector.epf [2022-11-19 07:42:04,113 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-19 07:42:04,113 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-19 07:42:04,113 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-19 07:42:04,113 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-19 07:42:04,114 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-19 07:42:04,114 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-19 07:42:04,114 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-19 07:42:04,115 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-19 07:42:04,115 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-19 07:42:04,115 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-19 07:42:04,115 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-19 07:42:04,115 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-19 07:42:04,116 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-19 07:42:04,116 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-19 07:42:04,116 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-19 07:42:04,117 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-19 07:42:04,117 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-19 07:42:04,117 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-19 07:42:04,117 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-19 07:42:04,117 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-19 07:42:04,117 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-19 07:42:04,118 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-19 07:42:04,118 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-19 07:42:04,118 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-19 07:42:04,118 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-19 07:42:04,118 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-19 07:42:04,119 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-19 07:42:04,119 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-19 07:42:04,119 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-19 07:42:04,119 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-19 07:42:04,119 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-11-19 07:42:04,119 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-19 07:42:04,120 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-19 07:42:04,120 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-19 07:42:04,120 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-19 07:42:04,120 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_8221a77b-ccb6-4cca-9cfb-70ef34d8ec6a/bin/utaipan-I9t0OCRTmS/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8221a77b-ccb6-4cca-9cfb-70ef34d8ec6a/bin/utaipan-I9t0OCRTmS Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> cf2fe0be1af15c927a92b3938f8a698ab91de889c2e38566c7e53756fbb6f1ff [2022-11-19 07:42:04,432 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-19 07:42:04,453 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-19 07:42:04,456 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-19 07:42:04,457 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-19 07:42:04,458 INFO L275 PluginConnector]: CDTParser initialized [2022-11-19 07:42:04,459 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8221a77b-ccb6-4cca-9cfb-70ef34d8ec6a/bin/utaipan-I9t0OCRTmS/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.arbitrated_top_n2_w64_d64_e0.c [2022-11-19 07:42:04,529 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8221a77b-ccb6-4cca-9cfb-70ef34d8ec6a/bin/utaipan-I9t0OCRTmS/data/48efaca9d/23d3f27a5c3b45298ac26c2df044e037/FLAG9ebfa948b [2022-11-19 07:42:05,284 INFO L306 CDTParser]: Found 1 translation units. [2022-11-19 07:42:05,285 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8221a77b-ccb6-4cca-9cfb-70ef34d8ec6a/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.arbitrated_top_n2_w64_d64_e0.c [2022-11-19 07:42:05,303 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8221a77b-ccb6-4cca-9cfb-70ef34d8ec6a/bin/utaipan-I9t0OCRTmS/data/48efaca9d/23d3f27a5c3b45298ac26c2df044e037/FLAG9ebfa948b [2022-11-19 07:42:05,369 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8221a77b-ccb6-4cca-9cfb-70ef34d8ec6a/bin/utaipan-I9t0OCRTmS/data/48efaca9d/23d3f27a5c3b45298ac26c2df044e037 [2022-11-19 07:42:05,371 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-19 07:42:05,372 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-19 07:42:05,375 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-19 07:42:05,375 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-19 07:42:05,379 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-19 07:42:05,380 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 07:42:05" (1/1) ... [2022-11-19 07:42:05,381 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2950690f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:42:05, skipping insertion in model container [2022-11-19 07:42:05,381 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 07:42:05" (1/1) ... [2022-11-19 07:42:05,389 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-19 07:42:05,522 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-19 07:42:05,718 ERROR L326 MainTranslator]: Unsupported Syntax: CHandler: Not yet implemented: "extern unsigned __int128 __VERIFIER_nondet_uint128();" (Type: org.eclipse.cdt.internal.core.dom.parser.c.CASTProblemDeclaration) [2022-11-19 07:42:05,718 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@596b4404 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:42:05, skipping insertion in model container [2022-11-19 07:42:05,719 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-19 07:42:05,719 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-19 07:42:05,721 INFO L158 Benchmark]: Toolchain (without parser) took 347.96ms. Allocated memory was 56.6MB in the beginning and 79.7MB in the end (delta: 23.1MB). Free memory was 27.1MB in the beginning and 58.4MB in the end (delta: -31.4MB). Peak memory consumption was 11.7MB. Max. memory is 16.1GB. [2022-11-19 07:42:05,722 INFO L158 Benchmark]: CDTParser took 0.25ms. Allocated memory is still 56.6MB. Free memory was 38.7MB in the beginning and 38.7MB in the end (delta: 44.5kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-19 07:42:05,723 INFO L158 Benchmark]: CACSL2BoogieTranslator took 343.98ms. Allocated memory was 56.6MB in the beginning and 79.7MB in the end (delta: 23.1MB). Free memory was 26.8MB in the beginning and 58.4MB in the end (delta: -31.6MB). Peak memory consumption was 11.7MB. Max. memory is 16.1GB. [2022-11-19 07:42:05,724 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25ms. Allocated memory is still 56.6MB. Free memory was 38.7MB in the beginning and 38.7MB in the end (delta: 44.5kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 343.98ms. Allocated memory was 56.6MB in the beginning and 79.7MB in the end (delta: 23.1MB). Free memory was 26.8MB in the beginning and 58.4MB in the end (delta: -31.6MB). Peak memory consumption was 11.7MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 20]: Unsupported Syntax CHandler: Not yet implemented: "extern unsigned __int128 __VERIFIER_nondet_uint128();" (Type: org.eclipse.cdt.internal.core.dom.parser.c.CASTProblemDeclaration) 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