./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.arbitrated_top_n5_w16_d16_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_6c5b0b68-fe3d-4af0-814d-268b90cd5d92/bin/utaipan-I9t0OCRTmS/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c5b0b68-fe3d-4af0-814d-268b90cd5d92/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_6c5b0b68-fe3d-4af0-814d-268b90cd5d92/bin/utaipan-I9t0OCRTmS/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c5b0b68-fe3d-4af0-814d-268b90cd5d92/bin/utaipan-I9t0OCRTmS/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.arbitrated_top_n5_w16_d16_e0.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c5b0b68-fe3d-4af0-814d-268b90cd5d92/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_6c5b0b68-fe3d-4af0-814d-268b90cd5d92/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 e832a0dbb50a6fd0eaae5f6fb3d6d121cbe1bf46129d15a4161927d7287f334f --- 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 08:00:57,212 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-19 08:00:57,214 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-19 08:00:57,233 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-19 08:00:57,234 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-19 08:00:57,235 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-19 08:00:57,236 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-19 08:00:57,239 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-19 08:00:57,241 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-19 08:00:57,241 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-19 08:00:57,243 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-19 08:00:57,244 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-19 08:00:57,244 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-19 08:00:57,245 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-19 08:00:57,247 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-19 08:00:57,248 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-19 08:00:57,249 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-19 08:00:57,250 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-19 08:00:57,251 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-19 08:00:57,253 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-19 08:00:57,255 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-19 08:00:57,256 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-19 08:00:57,258 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-19 08:00:57,259 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-19 08:00:57,262 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-19 08:00:57,263 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-19 08:00:57,263 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-19 08:00:57,264 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-19 08:00:57,265 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-19 08:00:57,266 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-19 08:00:57,266 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-19 08:00:57,267 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-19 08:00:57,268 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-19 08:00:57,269 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-19 08:00:57,270 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-19 08:00:57,270 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-19 08:00:57,271 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-19 08:00:57,271 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-19 08:00:57,272 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-19 08:00:57,273 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-19 08:00:57,273 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-19 08:00:57,274 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c5b0b68-fe3d-4af0-814d-268b90cd5d92/bin/utaipan-I9t0OCRTmS/config/svcomp-Reach-64bit-Taipan_Default.epf [2022-11-19 08:00:57,297 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-19 08:00:57,299 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-19 08:00:57,307 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-19 08:00:57,308 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-19 08:00:57,308 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-19 08:00:57,309 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-19 08:00:57,309 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-19 08:00:57,309 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-19 08:00:57,310 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-19 08:00:57,310 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-11-19 08:00:57,310 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-19 08:00:57,310 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-19 08:00:57,311 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-11-19 08:00:57,311 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-11-19 08:00:57,311 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-19 08:00:57,312 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-11-19 08:00:57,312 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-11-19 08:00:57,312 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-11-19 08:00:57,313 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-19 08:00:57,313 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-19 08:00:57,313 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-19 08:00:57,314 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-19 08:00:57,314 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-19 08:00:57,314 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-19 08:00:57,316 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-19 08:00:57,316 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-19 08:00:57,316 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-19 08:00:57,316 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-19 08:00:57,317 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-19 08:00:57,317 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-19 08:00:57,318 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-19 08:00:57,318 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-11-19 08:00:57,318 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-19 08:00:57,319 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-19 08:00:57,319 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-11-19 08:00:57,319 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-19 08:00:57,320 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-19 08:00:57,320 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-19 08:00:57,321 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_6c5b0b68-fe3d-4af0-814d-268b90cd5d92/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c5b0b68-fe3d-4af0-814d-268b90cd5d92/bin/utaipan-I9t0OCRTmS Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e832a0dbb50a6fd0eaae5f6fb3d6d121cbe1bf46129d15a4161927d7287f334f [2022-11-19 08:00:57,661 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-19 08:00:57,686 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-19 08:00:57,689 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-19 08:00:57,691 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-19 08:00:57,692 INFO L275 PluginConnector]: CDTParser initialized [2022-11-19 08:00:57,693 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c5b0b68-fe3d-4af0-814d-268b90cd5d92/bin/utaipan-I9t0OCRTmS/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.arbitrated_top_n5_w16_d16_e0.c [2022-11-19 08:00:57,767 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c5b0b68-fe3d-4af0-814d-268b90cd5d92/bin/utaipan-I9t0OCRTmS/data/6eec65c35/09c634e265cc4d80a2e5393b53f521fe/FLAG2298b691e [2022-11-19 08:00:58,525 INFO L306 CDTParser]: Found 1 translation units. [2022-11-19 08:00:58,525 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c5b0b68-fe3d-4af0-814d-268b90cd5d92/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.arbitrated_top_n5_w16_d16_e0.c [2022-11-19 08:00:58,541 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c5b0b68-fe3d-4af0-814d-268b90cd5d92/bin/utaipan-I9t0OCRTmS/data/6eec65c35/09c634e265cc4d80a2e5393b53f521fe/FLAG2298b691e [2022-11-19 08:00:58,640 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c5b0b68-fe3d-4af0-814d-268b90cd5d92/bin/utaipan-I9t0OCRTmS/data/6eec65c35/09c634e265cc4d80a2e5393b53f521fe [2022-11-19 08:00:58,643 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-19 08:00:58,644 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-19 08:00:58,647 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-19 08:00:58,647 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-19 08:00:58,650 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-19 08:00:58,651 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 08:00:58" (1/1) ... [2022-11-19 08:00:58,652 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@69f3903c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:00:58, skipping insertion in model container [2022-11-19 08:00:58,653 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 08:00:58" (1/1) ... [2022-11-19 08:00:58,660 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-19 08:00:58,741 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-19 08:00:59,020 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 08:00:59,022 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@32a0e15a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:00:59, skipping insertion in model container [2022-11-19 08:00:59,022 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-19 08:00:59,023 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-19 08:00:59,025 INFO L158 Benchmark]: Toolchain (without parser) took 379.17ms. Allocated memory is still 132.1MB. Free memory was 90.5MB in the beginning and 105.9MB in the end (delta: -15.4MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2022-11-19 08:00:59,027 INFO L158 Benchmark]: CDTParser took 0.35ms. Allocated memory is still 132.1MB. Free memory was 103.0MB in the beginning and 103.0MB in the end (delta: 26.3kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-19 08:00:59,028 INFO L158 Benchmark]: CACSL2BoogieTranslator took 375.85ms. Allocated memory is still 132.1MB. Free memory was 90.2MB in the beginning and 105.9MB in the end (delta: -15.6MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2022-11-19 08:00:59,029 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35ms. Allocated memory is still 132.1MB. Free memory was 103.0MB in the beginning and 103.0MB in the end (delta: 26.3kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 375.85ms. Allocated memory is still 132.1MB. Free memory was 90.2MB in the beginning and 105.9MB in the end (delta: -15.6MB). Peak memory consumption was 21.0MB. 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_6c5b0b68-fe3d-4af0-814d-268b90cd5d92/bin/utaipan-I9t0OCRTmS/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c5b0b68-fe3d-4af0-814d-268b90cd5d92/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_6c5b0b68-fe3d-4af0-814d-268b90cd5d92/bin/utaipan-I9t0OCRTmS/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c5b0b68-fe3d-4af0-814d-268b90cd5d92/bin/utaipan-I9t0OCRTmS/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.arbitrated_top_n5_w16_d16_e0.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c5b0b68-fe3d-4af0-814d-268b90cd5d92/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_6c5b0b68-fe3d-4af0-814d-268b90cd5d92/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 e832a0dbb50a6fd0eaae5f6fb3d6d121cbe1bf46129d15a4161927d7287f334f --- 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 08:01:01,145 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-19 08:01:01,147 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-19 08:01:01,167 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-19 08:01:01,167 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-19 08:01:01,169 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-19 08:01:01,170 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-19 08:01:01,172 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-19 08:01:01,174 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-19 08:01:01,175 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-19 08:01:01,176 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-19 08:01:01,177 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-19 08:01:01,178 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-19 08:01:01,179 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-19 08:01:01,180 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-19 08:01:01,181 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-19 08:01:01,182 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-19 08:01:01,183 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-19 08:01:01,185 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-19 08:01:01,187 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-19 08:01:01,188 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-19 08:01:01,190 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-19 08:01:01,191 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-19 08:01:01,192 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-19 08:01:01,196 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-19 08:01:01,197 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-19 08:01:01,197 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-19 08:01:01,198 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-19 08:01:01,199 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-19 08:01:01,200 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-19 08:01:01,200 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-19 08:01:01,201 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-19 08:01:01,202 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-19 08:01:01,203 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-19 08:01:01,204 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-19 08:01:01,205 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-19 08:01:01,205 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-19 08:01:01,206 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-19 08:01:01,206 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-19 08:01:01,207 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-19 08:01:01,208 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-19 08:01:01,209 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c5b0b68-fe3d-4af0-814d-268b90cd5d92/bin/utaipan-I9t0OCRTmS/config/svcomp-Reach-64bit-Taipan_Bitvector.epf [2022-11-19 08:01:01,232 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-19 08:01:01,232 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-19 08:01:01,232 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-19 08:01:01,233 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-19 08:01:01,233 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-19 08:01:01,234 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-19 08:01:01,234 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-19 08:01:01,234 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-19 08:01:01,235 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-19 08:01:01,235 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-19 08:01:01,235 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-19 08:01:01,236 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-19 08:01:01,237 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-19 08:01:01,237 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-19 08:01:01,237 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-19 08:01:01,238 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-19 08:01:01,238 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-19 08:01:01,238 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-19 08:01:01,244 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-19 08:01:01,244 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-19 08:01:01,245 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-19 08:01:01,245 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-19 08:01:01,245 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-19 08:01:01,246 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-19 08:01:01,246 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-19 08:01:01,246 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-19 08:01:01,247 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-19 08:01:01,247 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-19 08:01:01,247 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-19 08:01:01,248 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-19 08:01:01,248 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-11-19 08:01:01,248 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-19 08:01:01,248 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-19 08:01:01,250 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-19 08:01:01,251 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-19 08:01:01,251 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_6c5b0b68-fe3d-4af0-814d-268b90cd5d92/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c5b0b68-fe3d-4af0-814d-268b90cd5d92/bin/utaipan-I9t0OCRTmS Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e832a0dbb50a6fd0eaae5f6fb3d6d121cbe1bf46129d15a4161927d7287f334f [2022-11-19 08:01:01,654 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-19 08:01:01,679 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-19 08:01:01,684 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-19 08:01:01,685 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-19 08:01:01,687 INFO L275 PluginConnector]: CDTParser initialized [2022-11-19 08:01:01,692 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c5b0b68-fe3d-4af0-814d-268b90cd5d92/bin/utaipan-I9t0OCRTmS/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.arbitrated_top_n5_w16_d16_e0.c [2022-11-19 08:01:01,768 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c5b0b68-fe3d-4af0-814d-268b90cd5d92/bin/utaipan-I9t0OCRTmS/data/3bf4b7887/9f33f655e0f947808cc08cf625951a22/FLAG2bee4209e [2022-11-19 08:01:02,559 INFO L306 CDTParser]: Found 1 translation units. [2022-11-19 08:01:02,560 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c5b0b68-fe3d-4af0-814d-268b90cd5d92/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.arbitrated_top_n5_w16_d16_e0.c [2022-11-19 08:01:02,574 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c5b0b68-fe3d-4af0-814d-268b90cd5d92/bin/utaipan-I9t0OCRTmS/data/3bf4b7887/9f33f655e0f947808cc08cf625951a22/FLAG2bee4209e [2022-11-19 08:01:02,658 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c5b0b68-fe3d-4af0-814d-268b90cd5d92/bin/utaipan-I9t0OCRTmS/data/3bf4b7887/9f33f655e0f947808cc08cf625951a22 [2022-11-19 08:01:02,661 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-19 08:01:02,662 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-19 08:01:02,664 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-19 08:01:02,664 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-19 08:01:02,668 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-19 08:01:02,669 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 08:01:02" (1/1) ... [2022-11-19 08:01:02,670 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4bb9794b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:01:02, skipping insertion in model container [2022-11-19 08:01:02,670 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 08:01:02" (1/1) ... [2022-11-19 08:01:02,678 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-19 08:01:02,773 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-19 08:01:02,948 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 08:01:02,948 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@36762b9a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:01:02, skipping insertion in model container [2022-11-19 08:01:02,949 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-19 08:01:02,949 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-19 08:01:02,951 INFO L158 Benchmark]: Toolchain (without parser) took 288.09ms. Allocated memory is still 79.7MB. Free memory was 58.9MB in the beginning and 42.2MB in the end (delta: 16.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2022-11-19 08:01:02,952 INFO L158 Benchmark]: CDTParser took 0.36ms. Allocated memory is still 79.7MB. Free memory is still 61.6MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-19 08:01:02,953 INFO L158 Benchmark]: CACSL2BoogieTranslator took 285.50ms. Allocated memory is still 79.7MB. Free memory was 58.6MB in the beginning and 42.2MB in the end (delta: 16.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2022-11-19 08:01:02,954 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.36ms. Allocated memory is still 79.7MB. Free memory is still 61.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 285.50ms. Allocated memory is still 79.7MB. Free memory was 58.6MB in the beginning and 42.2MB in the end (delta: 16.4MB). Peak memory consumption was 16.8MB. 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