./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-array/btor2c-lazyMod.unsafe_ridecore_array.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 826ab2ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53a72c7a-3209-4252-8684-b29a368099a2/bin/utaipan-verify-sOmjnqqW8E/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53a72c7a-3209-4252-8684-b29a368099a2/bin/utaipan-verify-sOmjnqqW8E/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53a72c7a-3209-4252-8684-b29a368099a2/bin/utaipan-verify-sOmjnqqW8E/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53a72c7a-3209-4252-8684-b29a368099a2/bin/utaipan-verify-sOmjnqqW8E/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardware-verification-array/btor2c-lazyMod.unsafe_ridecore_array.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53a72c7a-3209-4252-8684-b29a368099a2/bin/utaipan-verify-sOmjnqqW8E/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53a72c7a-3209-4252-8684-b29a368099a2/bin/utaipan-verify-sOmjnqqW8E --witnessprinter.witness.filename witness --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 6e1e760876cbe9038dc2e52eec2c5e34fbc4a26c1f222e0b086392d8f17ee87c --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-14 04:20:18,440 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-14 04:20:18,517 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53a72c7a-3209-4252-8684-b29a368099a2/bin/utaipan-verify-sOmjnqqW8E/config/svcomp-Reach-64bit-Taipan_Default.epf [2024-11-14 04:20:18,522 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-14 04:20:18,522 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-14 04:20:18,545 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-14 04:20:18,545 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-14 04:20:18,546 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-14 04:20:18,546 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-14 04:20:18,546 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-14 04:20:18,546 INFO L153 SettingsManager]: * User list type=DISABLED [2024-11-14 04:20:18,546 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2024-11-14 04:20:18,546 INFO L153 SettingsManager]: * Explicit value domain=true [2024-11-14 04:20:18,546 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2024-11-14 04:20:18,547 INFO L153 SettingsManager]: * Octagon Domain=false [2024-11-14 04:20:18,547 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2024-11-14 04:20:18,547 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2024-11-14 04:20:18,547 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2024-11-14 04:20:18,547 INFO L153 SettingsManager]: * Interval Domain=false [2024-11-14 04:20:18,547 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2024-11-14 04:20:18,547 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2024-11-14 04:20:18,547 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2024-11-14 04:20:18,548 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-14 04:20:18,548 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-14 04:20:18,548 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-14 04:20:18,548 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-14 04:20:18,548 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-14 04:20:18,548 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-14 04:20:18,548 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-14 04:20:18,548 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-14 04:20:18,548 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-14 04:20:18,549 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-14 04:20:18,549 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-14 04:20:18,549 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-14 04:20:18,549 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-14 04:20:18,549 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-14 04:20:18,549 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-14 04:20:18,549 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-14 04:20:18,549 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-14 04:20:18,549 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2024-11-14 04:20:18,549 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-14 04:20:18,550 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-14 04:20:18,550 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2024-11-14 04:20:18,550 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-14 04:20:18,550 INFO L153 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES 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_53a72c7a-3209-4252-8684-b29a368099a2/bin/utaipan-verify-sOmjnqqW8E Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness 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 -> 6e1e760876cbe9038dc2e52eec2c5e34fbc4a26c1f222e0b086392d8f17ee87c [2024-11-14 04:20:18,825 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-14 04:20:18,836 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-14 04:20:18,839 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-14 04:20:18,840 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-14 04:20:18,841 INFO L274 PluginConnector]: CDTParser initialized [2024-11-14 04:20:18,843 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53a72c7a-3209-4252-8684-b29a368099a2/bin/utaipan-verify-sOmjnqqW8E/../../sv-benchmarks/c/hardware-verification-array/btor2c-lazyMod.unsafe_ridecore_array.c Unable to find full path for "g++" [2024-11-14 04:20:20,698 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-14 04:20:23,548 INFO L384 CDTParser]: Found 1 translation units. [2024-11-14 04:20:23,549 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53a72c7a-3209-4252-8684-b29a368099a2/sv-benchmarks/c/hardware-verification-array/btor2c-lazyMod.unsafe_ridecore_array.c [2024-11-14 04:20:23,855 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53a72c7a-3209-4252-8684-b29a368099a2/bin/utaipan-verify-sOmjnqqW8E/data/41642954f/04dee2a26e944dcaaad26ff7098134b9/FLAG10016114f [2024-11-14 04:20:23,870 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53a72c7a-3209-4252-8684-b29a368099a2/bin/utaipan-verify-sOmjnqqW8E/data/41642954f/04dee2a26e944dcaaad26ff7098134b9 [2024-11-14 04:20:23,873 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-14 04:20:23,874 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-14 04:20:23,876 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-14 04:20:23,876 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-14 04:20:23,880 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-14 04:20:23,881 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.11 04:20:23" (1/1) ... [2024-11-14 04:20:23,882 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@549ef215 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:20:23, skipping insertion in model container [2024-11-14 04:20:23,883 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.11 04:20:23" (1/1) ... [2024-11-14 04:20:24,840 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-14 04:20:26,180 WARN L250 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_53a72c7a-3209-4252-8684-b29a368099a2/sv-benchmarks/c/hardware-verification-array/btor2c-lazyMod.unsafe_ridecore_array.c[1324,1337] [2024-11-14 04:20:33,994 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-14 04:20:34,005 INFO L200 MainTranslator]: Completed pre-run [2024-11-14 04:20:34,016 WARN L250 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_53a72c7a-3209-4252-8684-b29a368099a2/sv-benchmarks/c/hardware-verification-array/btor2c-lazyMod.unsafe_ridecore_array.c[1324,1337] [2024-11-14 04:20:39,734 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-14 04:20:39,748 INFO L204 MainTranslator]: Completed translation [2024-11-14 04:20:39,749 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:20:39 WrapperNode [2024-11-14 04:20:39,749 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-14 04:20:39,751 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-14 04:20:39,751 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-14 04:20:39,751 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-14 04:20:39,758 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:20:39" (1/1) ... [2024-11-14 04:20:41,459 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:20:39" (1/1) ... [2024-11-14 04:20:54,857 INFO L138 Inliner]: procedures = 19, calls = 294, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 234773 [2024-11-14 04:20:54,857 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-14 04:20:54,858 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-14 04:20:54,858 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-14 04:20:54,858 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-14 04:20:54,867 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:20:39" (1/1) ... [2024-11-14 04:20:54,867 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:20:39" (1/1) ... [2024-11-14 04:20:57,544 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:20:39" (1/1) ... [2024-11-14 04:20:57,545 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:20:39" (1/1) ... [2024-11-14 04:21:02,079 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:20:39" (1/1) ... [2024-11-14 04:21:02,699 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:20:39" (1/1) ... [2024-11-14 04:21:03,344 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:20:39" (1/1) ... [2024-11-14 04:21:03,664 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:20:39" (1/1) ...