./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vis_arrays_vsaR_p11.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 4fc63b2a Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab558780-850e-44ae-a6db-595bc1cf8bcc/bin/utaipan-verify-DbMuA5NWw2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab558780-850e-44ae-a6db-595bc1cf8bcc/bin/utaipan-verify-DbMuA5NWw2/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab558780-850e-44ae-a6db-595bc1cf8bcc/bin/utaipan-verify-DbMuA5NWw2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab558780-850e-44ae-a6db-595bc1cf8bcc/bin/utaipan-verify-DbMuA5NWw2/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vis_arrays_vsaR_p11.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab558780-850e-44ae-a6db-595bc1cf8bcc/bin/utaipan-verify-DbMuA5NWw2/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab558780-850e-44ae-a6db-595bc1cf8bcc/bin/utaipan-verify-DbMuA5NWw2 --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 ad777bd82b2fbfc07486a835bf99ca2e475906af4a3b134d048b1c18acbc93b4 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-4fc63b2 [2024-11-02 12:25:36,539 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-02 12:25:36,624 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab558780-850e-44ae-a6db-595bc1cf8bcc/bin/utaipan-verify-DbMuA5NWw2/config/svcomp-Reach-64bit-Taipan_Default.epf [2024-11-02 12:25:36,633 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-02 12:25:36,634 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-02 12:25:36,671 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-02 12:25:36,672 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-02 12:25:36,672 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-02 12:25:36,673 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-02 12:25:36,673 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-02 12:25:36,674 INFO L153 SettingsManager]: * User list type=DISABLED [2024-11-02 12:25:36,675 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2024-11-02 12:25:36,675 INFO L153 SettingsManager]: * Explicit value domain=true [2024-11-02 12:25:36,676 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2024-11-02 12:25:36,678 INFO L153 SettingsManager]: * Octagon Domain=false [2024-11-02 12:25:36,679 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2024-11-02 12:25:36,679 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2024-11-02 12:25:36,680 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2024-11-02 12:25:36,680 INFO L153 SettingsManager]: * Interval Domain=false [2024-11-02 12:25:36,681 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2024-11-02 12:25:36,681 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2024-11-02 12:25:36,685 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2024-11-02 12:25:36,686 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-02 12:25:36,686 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-02 12:25:36,686 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-02 12:25:36,687 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-02 12:25:36,687 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-02 12:25:36,687 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-02 12:25:36,688 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-02 12:25:36,704 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-02 12:25:36,706 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-02 12:25:36,707 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-02 12:25:36,707 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-02 12:25:36,707 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-02 12:25:36,707 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-02 12:25:36,708 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-02 12:25:36,708 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-02 12:25:36,708 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-02 12:25:36,708 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-02 12:25:36,708 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2024-11-02 12:25:36,709 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-02 12:25:36,710 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-02 12:25:36,711 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2024-11-02 12:25:36,711 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-02 12:25:36,711 INFO L153 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_ab558780-850e-44ae-a6db-595bc1cf8bcc/bin/utaipan-verify-DbMuA5NWw2/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab558780-850e-44ae-a6db-595bc1cf8bcc/bin/utaipan-verify-DbMuA5NWw2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ad777bd82b2fbfc07486a835bf99ca2e475906af4a3b134d048b1c18acbc93b4 [2024-11-02 12:25:36,986 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-02 12:25:37,011 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-02 12:25:37,014 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-02 12:25:37,015 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-02 12:25:37,016 INFO L274 PluginConnector]: CDTParser initialized [2024-11-02 12:25:37,017 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab558780-850e-44ae-a6db-595bc1cf8bcc/bin/utaipan-verify-DbMuA5NWw2/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vis_arrays_vsaR_p11.c Unable to find full path for "g++" [2024-11-02 12:25:39,164 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-02 12:25:39,486 INFO L384 CDTParser]: Found 1 translation units. [2024-11-02 12:25:39,486 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab558780-850e-44ae-a6db-595bc1cf8bcc/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vis_arrays_vsaR_p11.c [2024-11-02 12:25:39,499 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab558780-850e-44ae-a6db-595bc1cf8bcc/bin/utaipan-verify-DbMuA5NWw2/data/901c2098c/f3d027e8d7384bc5a20b306ca4bd2646/FLAGc27c4993e [2024-11-02 12:25:39,512 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab558780-850e-44ae-a6db-595bc1cf8bcc/bin/utaipan-verify-DbMuA5NWw2/data/901c2098c/f3d027e8d7384bc5a20b306ca4bd2646 [2024-11-02 12:25:39,514 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-02 12:25:39,516 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-02 12:25:39,517 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-02 12:25:39,517 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-02 12:25:39,522 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-02 12:25:39,522 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 12:25:39" (1/1) ... [2024-11-02 12:25:39,523 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@644486b5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:25:39, skipping insertion in model container [2024-11-02 12:25:39,523 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 12:25:39" (1/1) ... [2024-11-02 12:25:39,584 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-02 12:25:39,807 WARN L251 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_ab558780-850e-44ae-a6db-595bc1cf8bcc/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vis_arrays_vsaR_p11.c[1259,1272] [2024-11-02 12:25:40,174 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-02 12:25:40,192 INFO L200 MainTranslator]: Completed pre-run [2024-11-02 12:25:40,211 WARN L251 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_ab558780-850e-44ae-a6db-595bc1cf8bcc/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vis_arrays_vsaR_p11.c[1259,1272] [2024-11-02 12:25:40,408 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-02 12:25:40,456 INFO L204 MainTranslator]: Completed translation [2024-11-02 12:25:40,460 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:25:40 WrapperNode [2024-11-02 12:25:40,460 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-02 12:25:40,462 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-02 12:25:40,462 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-02 12:25:40,462 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-02 12:25:40,477 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:25:40" (1/1) ... [2024-11-02 12:25:40,540 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:25:40" (1/1) ... [2024-11-02 12:25:40,889 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 2173 [2024-11-02 12:25:40,890 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-02 12:25:40,891 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-02 12:25:40,891 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-02 12:25:40,892 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-02 12:25:40,902 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:25:40" (1/1) ... [2024-11-02 12:25:40,902 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:25:40" (1/1) ... [2024-11-02 12:25:40,963 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:25:40" (1/1) ... [2024-11-02 12:25:40,964 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:25:40" (1/1) ... [2024-11-02 12:25:41,095 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:25:40" (1/1) ... [2024-11-02 12:25:41,109 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:25:40" (1/1) ... [2024-11-02 12:25:41,145 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:25:40" (1/1) ... [2024-11-02 12:25:41,234 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:25:40" (1/1) ... [2024-11-02 12:25:41,291 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-02 12:25:41,292 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-02 12:25:41,296 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-02 12:25:41,296 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-02 12:25:41,297 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:25:40" (1/1) ... [2024-11-02 12:25:41,308 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-02 12:25:41,330 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab558780-850e-44ae-a6db-595bc1cf8bcc/bin/utaipan-verify-DbMuA5NWw2/z3 [2024-11-02 12:25:41,361 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab558780-850e-44ae-a6db-595bc1cf8bcc/bin/utaipan-verify-DbMuA5NWw2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-11-02 12:25:41,366 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab558780-850e-44ae-a6db-595bc1cf8bcc/bin/utaipan-verify-DbMuA5NWw2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-11-02 12:25:41,414 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-02 12:25:41,414 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-02 12:25:41,415 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-02 12:25:41,415 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-02 12:25:41,918 INFO L238 CfgBuilder]: Building ICFG [2024-11-02 12:25:41,922 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-02 12:25:44,741 INFO L? ?]: Removed 1359 outVars from TransFormulas that were not future-live. [2024-11-02 12:25:44,741 INFO L287 CfgBuilder]: Performing block encoding [2024-11-02 12:25:48,044 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-02 12:25:48,044 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-02 12:25:48,044 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 12:25:48 BoogieIcfgContainer [2024-11-02 12:25:48,044 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-02 12:25:48,046 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-02 12:25:48,047 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-02 12:25:48,050 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-02 12:25:48,050 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.11 12:25:39" (1/3) ... [2024-11-02 12:25:48,051 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@73784f9d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.11 12:25:48, skipping insertion in model container [2024-11-02 12:25:48,051 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:25:40" (2/3) ... [2024-11-02 12:25:48,052 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@73784f9d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.11 12:25:48, skipping insertion in model container [2024-11-02 12:25:48,053 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 12:25:48" (3/3) ... [2024-11-02 12:25:48,054 INFO L112 eAbstractionObserver]: Analyzing ICFG btor2c-lazyMod.vis_arrays_vsaR_p11.c [2024-11-02 12:25:48,074 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-02 12:25:48,074 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-02 12:25:48,130 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-02 12:25:48,137 INFO L333 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@f60ccad, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-02 12:25:48,137 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-02 12:25:48,141 INFO L276 IsEmpty]: Start isEmpty. Operand has 7 states, 5 states have (on average 1.6) internal successors, (8), 6 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-02 12:25:48,148 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-02 12:25:48,148 INFO L207 NwaCegarLoop]: Found error trace [2024-11-02 12:25:48,149 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1] [2024-11-02 12:25:48,149 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-02 12:25:48,154 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-02 12:25:48,154 INFO L85 PathProgramCache]: Analyzing trace with hash 80466155, now seen corresponding path program 1 times [2024-11-02 12:25:48,164 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-02 12:25:48,165 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [838358432] [2024-11-02 12:25:48,165 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-02 12:25:48,165 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-02 12:25:48,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-02 12:25:48,706 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-02 12:25:48,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-02 12:25:49,060 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2024-11-02 12:25:49,062 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-11-02 12:25:49,064 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-11-02 12:25:49,066 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-02 12:25:49,074 INFO L407 BasicCegarLoop]: Path program histogram: [1] [2024-11-02 12:25:49,131 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-02 12:25:49,137 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 02.11 12:25:49 BoogieIcfgContainer [2024-11-02 12:25:49,139 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-02 12:25:49,140 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-02 12:25:49,140 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-02 12:25:49,140 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-02 12:25:49,141 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 12:25:48" (3/4) ... [2024-11-02 12:25:49,146 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-02 12:25:49,147 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-02 12:25:49,149 INFO L158 Benchmark]: Toolchain (without parser) took 9633.10ms. Allocated memory was 159.4MB in the beginning and 427.8MB in the end (delta: 268.4MB). Free memory was 124.6MB in the beginning and 131.0MB in the end (delta: -6.4MB). Peak memory consumption was 264.4MB. Max. memory is 16.1GB. [2024-11-02 12:25:49,149 INFO L158 Benchmark]: CDTParser took 1.40ms. Allocated memory is still 159.4MB. Free memory is still 125.9MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-02 12:25:49,150 INFO L158 Benchmark]: CACSL2BoogieTranslator took 943.63ms. Allocated memory is still 159.4MB. Free memory was 124.6MB in the beginning and 77.0MB in the end (delta: 47.6MB). Peak memory consumption was 48.2MB. Max. memory is 16.1GB. [2024-11-02 12:25:49,151 INFO L158 Benchmark]: Boogie Procedure Inliner took 428.41ms. Allocated memory was 159.4MB in the beginning and 232.8MB in the end (delta: 73.4MB). Free memory was 77.0MB in the beginning and 163.2MB in the end (delta: -86.2MB). Peak memory consumption was 60.2MB. Max. memory is 16.1GB. [2024-11-02 12:25:49,152 INFO L158 Benchmark]: Boogie Preprocessor took 400.23ms. Allocated memory is still 232.8MB. Free memory was 163.2MB in the beginning and 161.8MB in the end (delta: 1.5MB). Peak memory consumption was 34.0MB. Max. memory is 16.1GB. [2024-11-02 12:25:49,153 INFO L158 Benchmark]: RCFGBuilder took 6752.55ms. Allocated memory was 232.8MB in the beginning and 427.8MB in the end (delta: 195.0MB). Free memory was 161.8MB in the beginning and 212.8MB in the end (delta: -51.0MB). Peak memory consumption was 260.4MB. Max. memory is 16.1GB. [2024-11-02 12:25:49,155 INFO L158 Benchmark]: TraceAbstraction took 1092.69ms. Allocated memory is still 427.8MB. Free memory was 211.7MB in the beginning and 132.0MB in the end (delta: 79.7MB). Peak memory consumption was 81.8MB. Max. memory is 16.1GB. [2024-11-02 12:25:49,155 INFO L158 Benchmark]: Witness Printer took 8.11ms. Allocated memory is still 427.8MB. Free memory was 132.0MB in the beginning and 131.0MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-02 12:25:49,160 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.40ms. Allocated memory is still 159.4MB. Free memory is still 125.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 943.63ms. Allocated memory is still 159.4MB. Free memory was 124.6MB in the beginning and 77.0MB in the end (delta: 47.6MB). Peak memory consumption was 48.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 428.41ms. Allocated memory was 159.4MB in the beginning and 232.8MB in the end (delta: 73.4MB). Free memory was 77.0MB in the beginning and 163.2MB in the end (delta: -86.2MB). Peak memory consumption was 60.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 400.23ms. Allocated memory is still 232.8MB. Free memory was 163.2MB in the beginning and 161.8MB in the end (delta: 1.5MB). Peak memory consumption was 34.0MB. Max. memory is 16.1GB. * RCFGBuilder took 6752.55ms. Allocated memory was 232.8MB in the beginning and 427.8MB in the end (delta: 195.0MB). Free memory was 161.8MB in the beginning and 212.8MB in the end (delta: -51.0MB). Peak memory consumption was 260.4MB. Max. memory is 16.1GB. * TraceAbstraction took 1092.69ms. Allocated memory is still 427.8MB. Free memory was 211.7MB in the beginning and 132.0MB in the end (delta: 79.7MB). Peak memory consumption was 81.8MB. Max. memory is 16.1GB. * Witness Printer took 8.11ms. Allocated memory is still 427.8MB. Free memory was 132.0MB in the beginning and 131.0MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 21]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of bitwiseOr at line 186, overapproximation of bitwiseAnd at line 148. Possible FailurePath: [L26] const SORT_1 mask_SORT_1 = (SORT_1)-1 >> (sizeof(SORT_1) * 8 - 1); [L27] const SORT_1 msb_SORT_1 = (SORT_1)1 << (1 - 1); [L29] const SORT_3 mask_SORT_3 = (SORT_3)-1 >> (sizeof(SORT_3) * 8 - 5); [L30] const SORT_3 msb_SORT_3 = (SORT_3)1 << (5 - 1); [L32] const SORT_5 mask_SORT_5 = (SORT_5)-1 >> (sizeof(SORT_5) * 8 - 12); [L33] const SORT_5 msb_SORT_5 = (SORT_5)1 << (12 - 1); [L35] const SORT_10 mask_SORT_10 = (SORT_10)-1 >> (sizeof(SORT_10) * 8 - 3); [L36] const SORT_10 msb_SORT_10 = (SORT_10)1 << (3 - 1); [L38] const SORT_18 mask_SORT_18 = (SORT_18)-1 >> (sizeof(SORT_18) * 8 - 2); [L39] const SORT_18 msb_SORT_18 = (SORT_18)1 << (2 - 1); [L41] const SORT_84 mask_SORT_84 = (SORT_84)-1 >> (sizeof(SORT_84) * 8 - 4); [L42] const SORT_84 msb_SORT_84 = (SORT_84)1 << (4 - 1); [L44] const SORT_148 mask_SORT_148 = (SORT_148)-1 >> (sizeof(SORT_148) * 8 - 32); [L45] const SORT_148 msb_SORT_148 = (SORT_148)1 << (32 - 1); [L47] const SORT_5 var_7 = 0; [L48] const SORT_10 var_12 = 3; [L49] const SORT_10 var_15 = 1; [L50] const SORT_10 var_24 = 0; [L51] const SORT_1 var_28 = 0; [L52] const SORT_3 var_30 = 0; [L53] const SORT_1 var_38 = 1; [L54] const SORT_10 var_62 = 2; [L55] const SORT_10 var_70 = 4; [L56] const SORT_10 var_72 = 5; [L57] const SORT_10 var_100 = 7; [L58] const SORT_10 var_105 = 6; [L59] const SORT_148 var_150 = 0; [L60] const SORT_3 var_165 = 2; [L61] const SORT_3 var_187 = 31; [L63] SORT_1 input_2; [L64] SORT_3 input_4; [L65] SORT_5 input_6; [L66] SORT_3 input_176; [L67] SORT_3 input_177; [L68] SORT_3 input_178; [L69] SORT_3 input_186; [L70] SORT_3 input_195; [L71] SORT_3 input_196; [L72] SORT_3 input_197; [L73] SORT_3 input_200; [L74] SORT_3 input_219; [L75] SORT_3 input_220; [L76] SORT_3 input_221; [L77] SORT_3 input_224; [L78] SORT_3 input_226; [L79] SORT_18 input_240; [L80] SORT_18 input_241; [L81] SORT_18 input_242; [L83] EXPR __VERIFIER_nondet_ushort() & mask_SORT_5 [L83] SORT_5 state_8 = __VERIFIER_nondet_ushort() & mask_SORT_5; [L84] EXPR __VERIFIER_nondet_uchar() & mask_SORT_10 [L84] SORT_10 state_25 = __VERIFIER_nondet_uchar() & mask_SORT_10; [L85] EXPR __VERIFIER_nondet_uchar() & mask_SORT_3 [L85] SORT_3 state_31 = __VERIFIER_nondet_uchar() & mask_SORT_3; [L86] EXPR __VERIFIER_nondet_uchar() & mask_SORT_3 [L86] SORT_3 state_42 = __VERIFIER_nondet_uchar() & mask_SORT_3; [L87] EXPR __VERIFIER_nondet_uchar() & mask_SORT_3 [L87] SORT_3 state_44 = __VERIFIER_nondet_uchar() & mask_SORT_3; [L88] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L88] SORT_1 state_46 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L89] EXPR __VERIFIER_nondet_uchar() & mask_SORT_3 [L89] SORT_3 state_48 = __VERIFIER_nondet_uchar() & mask_SORT_3; [L90] EXPR __VERIFIER_nondet_uchar() & mask_SORT_3 [L90] SORT_3 state_50 = __VERIFIER_nondet_uchar() & mask_SORT_3; [L91] EXPR __VERIFIER_nondet_uchar() & mask_SORT_3 [L91] SORT_3 state_52 = __VERIFIER_nondet_uchar() & mask_SORT_3; [L92] EXPR __VERIFIER_nondet_uchar() & mask_SORT_3 [L92] SORT_3 state_54 = __VERIFIER_nondet_uchar() & mask_SORT_3; [L93] EXPR __VERIFIER_nondet_uchar() & mask_SORT_3 [L93] SORT_3 state_56 = __VERIFIER_nondet_uchar() & mask_SORT_3; [L94] EXPR __VERIFIER_nondet_uchar() & mask_SORT_3 [L94] SORT_3 state_58 = __VERIFIER_nondet_uchar() & mask_SORT_3; [L95] EXPR __VERIFIER_nondet_uchar() & mask_SORT_3 [L95] SORT_3 state_60 = __VERIFIER_nondet_uchar() & mask_SORT_3; [L97] SORT_5 init_9_arg_1 = var_7; [L98] state_8 = init_9_arg_1 [L99] SORT_10 init_26_arg_1 = var_24; [L100] state_25 = init_26_arg_1 [L101] SORT_3 init_32_arg_1 = var_30; [L102] state_31 = init_32_arg_1 [L103] SORT_3 init_43_arg_1 = var_30; [L104] state_42 = init_43_arg_1 [L105] SORT_3 init_45_arg_1 = var_30; [L106] state_44 = init_45_arg_1 [L107] SORT_1 init_47_arg_1 = var_28; [L108] state_46 = init_47_arg_1 [L109] SORT_3 init_49_arg_1 = var_30; [L110] state_48 = init_49_arg_1 [L111] SORT_3 init_51_arg_1 = var_30; [L112] state_50 = init_51_arg_1 [L113] SORT_3 init_53_arg_1 = var_30; [L114] state_52 = init_53_arg_1 [L115] SORT_3 init_55_arg_1 = var_30; [L116] state_54 = init_55_arg_1 [L117] SORT_3 init_57_arg_1 = var_30; [L118] state_56 = init_57_arg_1 [L119] SORT_3 init_59_arg_1 = var_30; [L120] state_58 = init_59_arg_1 [L121] SORT_3 init_61_arg_1 = var_30; [L122] state_60 = init_61_arg_1 VAL [mask_SORT_10=7, mask_SORT_18=3, mask_SORT_1=1, mask_SORT_3=31, mask_SORT_84=15, state_25=0, state_31=0, state_42=0, state_44=0, state_46=0, state_48=0, state_50=0, state_52=0, state_54=0, state_56=0, state_58=0, state_60=0, state_8=0, var_100=7, var_105=6, var_12=3, var_150=0, var_15=1, var_165=2, var_187=31, var_24=0, var_28=0, var_30=0, var_38=1, var_62=2, var_70=4, var_72=5] [L125] input_2 = __VERIFIER_nondet_uchar() [L126] input_4 = __VERIFIER_nondet_uchar() [L127] input_6 = __VERIFIER_nondet_ushort() [L128] input_176 = __VERIFIER_nondet_uchar() [L129] input_177 = __VERIFIER_nondet_uchar() [L130] input_178 = __VERIFIER_nondet_uchar() [L131] input_186 = __VERIFIER_nondet_uchar() [L132] input_195 = __VERIFIER_nondet_uchar() [L133] input_196 = __VERIFIER_nondet_uchar() [L134] input_197 = __VERIFIER_nondet_uchar() [L135] input_200 = __VERIFIER_nondet_uchar() [L136] input_219 = __VERIFIER_nondet_uchar() [L137] input_220 = __VERIFIER_nondet_uchar() [L138] input_221 = __VERIFIER_nondet_uchar() [L139] input_224 = __VERIFIER_nondet_uchar() [L140] input_226 = __VERIFIER_nondet_uchar() [L141] input_240 = __VERIFIER_nondet_uchar() [L142] input_241 = __VERIFIER_nondet_uchar() [L143] input_242 = __VERIFIER_nondet_uchar() [L146] SORT_5 var_11_arg_0 = state_8; [L147] SORT_10 var_11 = var_11_arg_0 >> 9; [L148] EXPR var_11 & mask_SORT_10 [L148] var_11 = var_11 & mask_SORT_10 [L149] SORT_10 var_13_arg_0 = var_11; [L150] SORT_10 var_13_arg_1 = var_12; [L151] SORT_1 var_13 = var_13_arg_0 == var_13_arg_1; [L152] SORT_5 var_14_arg_0 = state_8; [L153] SORT_10 var_14 = var_14_arg_0 >> 0; [L154] EXPR var_14 & mask_SORT_10 [L154] var_14 = var_14 & mask_SORT_10 [L155] SORT_10 var_16_arg_0 = var_14; [L156] SORT_10 var_16_arg_1 = var_15; [L157] SORT_1 var_16 = var_16_arg_0 == var_16_arg_1; [L158] SORT_1 var_17_arg_0 = var_13; [L159] SORT_1 var_17_arg_1 = var_16; [L160] EXPR var_17_arg_0 & var_17_arg_1 [L160] SORT_1 var_17 = var_17_arg_0 & var_17_arg_1; [L161] SORT_5 var_19_arg_0 = state_8; [L162] SORT_18 var_19 = var_19_arg_0 >> 7; [L163] EXPR var_19 & mask_SORT_18 [L163] var_19 = var_19 & mask_SORT_18 [L164] SORT_5 var_20_arg_0 = state_8; [L165] SORT_18 var_20 = var_20_arg_0 >> 5; [L166] EXPR var_20 & mask_SORT_18 [L166] var_20 = var_20 & mask_SORT_18 [L167] SORT_18 var_21_arg_0 = var_19; [L168] SORT_18 var_21_arg_1 = var_20; [L169] SORT_1 var_21 = var_21_arg_0 == var_21_arg_1; [L170] SORT_1 var_22_arg_0 = var_17; [L171] SORT_1 var_22_arg_1 = var_21; [L172] EXPR var_22_arg_0 & var_22_arg_1 [L172] SORT_1 var_22 = var_22_arg_0 & var_22_arg_1; [L173] SORT_1 var_23_arg_0 = var_22; [L174] SORT_1 var_23 = ~var_23_arg_0; [L175] SORT_10 var_27_arg_0 = state_25; [L176] SORT_1 var_27 = var_27_arg_0 >> 2; [L177] EXPR var_27 & mask_SORT_1 [L177] var_27 = var_27 & mask_SORT_1 [L178] SORT_1 var_29_arg_0 = var_27; [L179] SORT_1 var_29_arg_1 = var_28; [L180] SORT_1 var_29 = var_29_arg_0 == var_29_arg_1; [L181] SORT_3 var_33_arg_0 = state_31; [L182] SORT_3 var_33_arg_1 = var_30; [L183] SORT_1 var_33 = var_33_arg_0 == var_33_arg_1; [L184] SORT_1 var_34_arg_0 = var_29; [L185] SORT_1 var_34_arg_1 = var_33; [L186] EXPR var_34_arg_0 | var_34_arg_1 [L186] SORT_1 var_34 = var_34_arg_0 | var_34_arg_1; [L187] SORT_1 var_35_arg_0 = var_23; [L188] SORT_1 var_35_arg_1 = var_34; [L189] EXPR var_35_arg_0 | var_35_arg_1 [L189] SORT_1 var_35 = var_35_arg_0 | var_35_arg_1; [L190] SORT_1 var_39_arg_0 = var_35; [L191] SORT_1 var_39 = ~var_39_arg_0; [L192] SORT_1 var_40_arg_0 = var_38; [L193] SORT_1 var_40_arg_1 = var_39; [L194] EXPR var_40_arg_0 & var_40_arg_1 [L194] SORT_1 var_40 = var_40_arg_0 & var_40_arg_1; [L195] EXPR var_40 & mask_SORT_1 [L195] var_40 = var_40 & mask_SORT_1 [L196] SORT_1 bad_41_arg_0 = var_40; [L197] CALL __VERIFIER_assert(!(bad_41_arg_0)) [L21] COND TRUE !(cond) [L21] reach_error() - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 7 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.0s, OverallIterations: 1, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=7occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 4 NumberOfCodeBlocks, 4 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-02 12:25:49,199 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab558780-850e-44ae-a6db-595bc1cf8bcc/bin/utaipan-verify-DbMuA5NWw2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 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-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab558780-850e-44ae-a6db-595bc1cf8bcc/bin/utaipan-verify-DbMuA5NWw2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab558780-850e-44ae-a6db-595bc1cf8bcc/bin/utaipan-verify-DbMuA5NWw2/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab558780-850e-44ae-a6db-595bc1cf8bcc/bin/utaipan-verify-DbMuA5NWw2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab558780-850e-44ae-a6db-595bc1cf8bcc/bin/utaipan-verify-DbMuA5NWw2/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vis_arrays_vsaR_p11.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab558780-850e-44ae-a6db-595bc1cf8bcc/bin/utaipan-verify-DbMuA5NWw2/config/svcomp-Reach-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab558780-850e-44ae-a6db-595bc1cf8bcc/bin/utaipan-verify-DbMuA5NWw2 --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 ad777bd82b2fbfc07486a835bf99ca2e475906af4a3b134d048b1c18acbc93b4 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-4fc63b2 [2024-11-02 12:25:51,732 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-02 12:25:51,842 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab558780-850e-44ae-a6db-595bc1cf8bcc/bin/utaipan-verify-DbMuA5NWw2/config/svcomp-Reach-64bit-Taipan_Bitvector.epf [2024-11-02 12:25:51,848 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-02 12:25:51,849 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-02 12:25:51,878 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-02 12:25:51,879 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-02 12:25:51,880 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-02 12:25:51,881 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-02 12:25:51,881 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-02 12:25:51,882 INFO L153 SettingsManager]: * User list type=DISABLED [2024-11-02 12:25:51,882 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2024-11-02 12:25:51,883 INFO L153 SettingsManager]: * Explicit value domain=true [2024-11-02 12:25:51,883 INFO L153 SettingsManager]: * Octagon Domain=false [2024-11-02 12:25:51,883 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2024-11-02 12:25:51,884 INFO L153 SettingsManager]: * Interval Domain=false [2024-11-02 12:25:51,885 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-02 12:25:51,885 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-02 12:25:51,886 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-02 12:25:51,886 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-02 12:25:51,887 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-02 12:25:51,887 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-02 12:25:51,888 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-02 12:25:51,888 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-02 12:25:51,889 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-02 12:25:51,889 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-02 12:25:51,890 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-02 12:25:51,890 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-02 12:25:51,890 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-02 12:25:51,891 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-02 12:25:51,891 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-02 12:25:51,892 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-02 12:25:51,892 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-02 12:25:51,893 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-02 12:25:51,893 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-02 12:25:51,893 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-02 12:25:51,894 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-02 12:25:51,894 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-02 12:25:51,895 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-02 12:25:51,895 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2024-11-02 12:25:51,895 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-02 12:25:51,896 INFO L153 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_ab558780-850e-44ae-a6db-595bc1cf8bcc/bin/utaipan-verify-DbMuA5NWw2/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab558780-850e-44ae-a6db-595bc1cf8bcc/bin/utaipan-verify-DbMuA5NWw2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ad777bd82b2fbfc07486a835bf99ca2e475906af4a3b134d048b1c18acbc93b4 [2024-11-02 12:25:52,284 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-02 12:25:52,312 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-02 12:25:52,315 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-02 12:25:52,316 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-02 12:25:52,317 INFO L274 PluginConnector]: CDTParser initialized [2024-11-02 12:25:52,318 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab558780-850e-44ae-a6db-595bc1cf8bcc/bin/utaipan-verify-DbMuA5NWw2/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vis_arrays_vsaR_p11.c Unable to find full path for "g++" [2024-11-02 12:25:54,422 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-02 12:25:54,762 INFO L384 CDTParser]: Found 1 translation units. [2024-11-02 12:25:54,762 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab558780-850e-44ae-a6db-595bc1cf8bcc/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vis_arrays_vsaR_p11.c [2024-11-02 12:25:54,783 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab558780-850e-44ae-a6db-595bc1cf8bcc/bin/utaipan-verify-DbMuA5NWw2/data/6607c6950/4833df6369d748aa9805935e5134d6ed/FLAG4d4029f81 [2024-11-02 12:25:55,034 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab558780-850e-44ae-a6db-595bc1cf8bcc/bin/utaipan-verify-DbMuA5NWw2/data/6607c6950/4833df6369d748aa9805935e5134d6ed [2024-11-02 12:25:55,036 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-02 12:25:55,038 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-02 12:25:55,039 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-02 12:25:55,039 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-02 12:25:55,045 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-02 12:25:55,046 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 12:25:55" (1/1) ... [2024-11-02 12:25:55,048 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@76154192 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:25:55, skipping insertion in model container [2024-11-02 12:25:55,052 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 12:25:55" (1/1) ... [2024-11-02 12:25:55,110 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-02 12:25:55,411 WARN L251 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_ab558780-850e-44ae-a6db-595bc1cf8bcc/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vis_arrays_vsaR_p11.c[1259,1272] [2024-11-02 12:25:55,831 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-02 12:25:55,856 INFO L200 MainTranslator]: Completed pre-run [2024-11-02 12:25:55,874 WARN L251 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_ab558780-850e-44ae-a6db-595bc1cf8bcc/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vis_arrays_vsaR_p11.c[1259,1272] [2024-11-02 12:25:55,990 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-02 12:25:56,010 INFO L204 MainTranslator]: Completed translation [2024-11-02 12:25:56,011 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:25:56 WrapperNode [2024-11-02 12:25:56,011 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-02 12:25:56,012 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-02 12:25:56,013 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-02 12:25:56,013 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-02 12:25:56,026 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:25:56" (1/1) ... [2024-11-02 12:25:56,073 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:25:56" (1/1) ... [2024-11-02 12:25:56,184 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 1091 [2024-11-02 12:25:56,184 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-02 12:25:56,189 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-02 12:25:56,189 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-02 12:25:56,190 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-02 12:25:56,201 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:25:56" (1/1) ... [2024-11-02 12:25:56,202 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:25:56" (1/1) ... [2024-11-02 12:25:56,217 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:25:56" (1/1) ... [2024-11-02 12:25:56,221 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:25:56" (1/1) ... [2024-11-02 12:25:56,269 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:25:56" (1/1) ... [2024-11-02 12:25:56,283 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:25:56" (1/1) ... [2024-11-02 12:25:56,294 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:25:56" (1/1) ... [2024-11-02 12:25:56,302 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:25:56" (1/1) ... [2024-11-02 12:25:56,324 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-02 12:25:56,325 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-02 12:25:56,326 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-02 12:25:56,326 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-02 12:25:56,327 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:25:56" (1/1) ... [2024-11-02 12:25:56,335 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-02 12:25:56,352 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab558780-850e-44ae-a6db-595bc1cf8bcc/bin/utaipan-verify-DbMuA5NWw2/z3 [2024-11-02 12:25:56,365 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab558780-850e-44ae-a6db-595bc1cf8bcc/bin/utaipan-verify-DbMuA5NWw2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-11-02 12:25:56,369 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab558780-850e-44ae-a6db-595bc1cf8bcc/bin/utaipan-verify-DbMuA5NWw2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-11-02 12:25:56,393 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-02 12:25:56,393 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-02 12:25:56,393 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-02 12:25:56,393 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-02 12:25:56,719 INFO L238 CfgBuilder]: Building ICFG [2024-11-02 12:25:56,722 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-02 12:25:58,894 INFO L? ?]: Removed 87 outVars from TransFormulas that were not future-live. [2024-11-02 12:25:58,895 INFO L287 CfgBuilder]: Performing block encoding [2024-11-02 12:25:58,910 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-02 12:25:58,910 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-02 12:25:58,910 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 12:25:58 BoogieIcfgContainer [2024-11-02 12:25:58,911 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-02 12:25:58,913 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-02 12:25:58,913 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-02 12:25:58,917 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-02 12:25:58,917 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.11 12:25:55" (1/3) ... [2024-11-02 12:25:58,918 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@14a93fd0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.11 12:25:58, skipping insertion in model container [2024-11-02 12:25:58,918 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:25:56" (2/3) ... [2024-11-02 12:25:58,919 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@14a93fd0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.11 12:25:58, skipping insertion in model container [2024-11-02 12:25:58,919 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 12:25:58" (3/3) ... [2024-11-02 12:25:58,920 INFO L112 eAbstractionObserver]: Analyzing ICFG btor2c-lazyMod.vis_arrays_vsaR_p11.c [2024-11-02 12:25:58,941 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-02 12:25:58,941 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-02 12:25:59,025 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-02 12:25:59,032 INFO L333 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@3a617ef2, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-02 12:25:59,033 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-02 12:25:59,037 INFO L276 IsEmpty]: Start isEmpty. Operand has 10 states, 8 states have (on average 1.375) internal successors, (11), 9 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-02 12:25:59,044 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2024-11-02 12:25:59,044 INFO L207 NwaCegarLoop]: Found error trace [2024-11-02 12:25:59,045 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1] [2024-11-02 12:25:59,045 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-02 12:25:59,051 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-02 12:25:59,051 INFO L85 PathProgramCache]: Analyzing trace with hash 28694789, now seen corresponding path program 1 times [2024-11-02 12:25:59,067 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-02 12:25:59,067 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [585391076] [2024-11-02 12:25:59,068 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-02 12:25:59,068 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-02 12:25:59,069 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab558780-850e-44ae-a6db-595bc1cf8bcc/bin/utaipan-verify-DbMuA5NWw2/mathsat [2024-11-02 12:25:59,080 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab558780-850e-44ae-a6db-595bc1cf8bcc/bin/utaipan-verify-DbMuA5NWw2/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-02 12:25:59,102 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab558780-850e-44ae-a6db-595bc1cf8bcc/bin/utaipan-verify-DbMuA5NWw2/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2024-11-02 12:25:59,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-02 12:25:59,520 INFO L255 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 22 conjuncts are in the unsatisfiable core [2024-11-02 12:25:59,534 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-02 12:25:59,775 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-02 12:25:59,776 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-02 12:25:59,776 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-02 12:25:59,777 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [585391076] [2024-11-02 12:25:59,778 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [585391076] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-02 12:25:59,778 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-02 12:25:59,778 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-02 12:25:59,780 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [244178306] [2024-11-02 12:25:59,781 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-02 12:25:59,786 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-02 12:25:59,786 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-02 12:25:59,812 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-02 12:25:59,812 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-02 12:25:59,815 INFO L87 Difference]: Start difference. First operand has 10 states, 8 states have (on average 1.375) internal successors, (11), 9 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 4 states, 4 states have (on average 1.25) internal successors, (5), 4 states have internal predecessors, (5), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-02 12:25:59,927 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-02 12:25:59,928 INFO L93 Difference]: Finished difference Result 18 states and 23 transitions. [2024-11-02 12:25:59,930 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-02 12:25:59,931 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 1.25) internal successors, (5), 4 states have internal predecessors, (5), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 5 [2024-11-02 12:25:59,932 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-02 12:25:59,941 INFO L225 Difference]: With dead ends: 18 [2024-11-02 12:25:59,942 INFO L226 Difference]: Without dead ends: 10 [2024-11-02 12:25:59,946 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-02 12:25:59,952 INFO L432 NwaCegarLoop]: 4 mSDtfsCounter, 2 mSDsluCounter, 7 mSDsCounter, 0 mSdLazyCounter, 9 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 11 SdHoareTripleChecker+Invalid, 9 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 9 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-02 12:25:59,955 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 11 Invalid, 9 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 9 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-02 12:25:59,978 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10 states. [2024-11-02 12:25:59,992 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10 to 9. [2024-11-02 12:25:59,994 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9 states, 8 states have (on average 1.125) internal successors, (9), 8 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-02 12:25:59,995 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 9 transitions. [2024-11-02 12:25:59,997 INFO L78 Accepts]: Start accepts. Automaton has 9 states and 9 transitions. Word has length 5 [2024-11-02 12:25:59,997 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-02 12:25:59,998 INFO L471 AbstractCegarLoop]: Abstraction has 9 states and 9 transitions. [2024-11-02 12:25:59,998 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 1.25) internal successors, (5), 4 states have internal predecessors, (5), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-02 12:25:59,998 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 9 transitions. [2024-11-02 12:25:59,999 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-02 12:25:59,999 INFO L207 NwaCegarLoop]: Found error trace [2024-11-02 12:25:59,999 INFO L215 NwaCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1] [2024-11-02 12:26:00,004 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab558780-850e-44ae-a6db-595bc1cf8bcc/bin/utaipan-verify-DbMuA5NWw2/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Ended with exit code 0 [2024-11-02 12:26:00,200 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab558780-850e-44ae-a6db-595bc1cf8bcc/bin/utaipan-verify-DbMuA5NWw2/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-02 12:26:00,201 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-02 12:26:00,201 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-02 12:26:00,202 INFO L85 PathProgramCache]: Analyzing trace with hash 152739811, now seen corresponding path program 1 times [2024-11-02 12:26:00,203 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-02 12:26:00,203 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [512346494] [2024-11-02 12:26:00,203 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-02 12:26:00,204 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-02 12:26:00,222 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab558780-850e-44ae-a6db-595bc1cf8bcc/bin/utaipan-verify-DbMuA5NWw2/mathsat [2024-11-02 12:26:00,228 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab558780-850e-44ae-a6db-595bc1cf8bcc/bin/utaipan-verify-DbMuA5NWw2/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-02 12:26:00,236 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab558780-850e-44ae-a6db-595bc1cf8bcc/bin/utaipan-verify-DbMuA5NWw2/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2024-11-02 12:26:00,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-02 12:26:00,893 INFO L255 TraceCheckSpWp]: Trace formula consists of 177 conjuncts, 25 conjuncts are in the unsatisfiable core [2024-11-02 12:26:00,907 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-02 12:26:01,260 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-02 12:26:01,261 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-02 12:26:07,515 WARN L851 $PredicateComparison]: unable to prove that (let ((.cse7 ((_ zero_extend 24) |c_ULTIMATE.start_main_~state_25~0#1|)) (.cse2 ((_ zero_extend 24) |c_ULTIMATE.start_main_~mask_SORT_1~0#1|))) (let ((.cse4 (forall ((|v_ULTIMATE.start_main_~var_40_arg_0~0#1_10| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_35_arg_0~0#1_10| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_34_arg_1~0#1_10| (_ BitVec 8))) (= (_ bv0 8) ((_ extract 7 0) (bvand .cse2 ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_40_arg_0~0#1_10|) ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvor (_ bv0 32) ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_34_arg_1~0#1_10|)))) ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_35_arg_0~0#1_10|))))))))))))))) (.cse1 ((_ zero_extend 24) |c_ULTIMATE.start_main_~var_28~0#1|)) (.cse0 (forall ((|v_ULTIMATE.start_main_~var_40_arg_0~0#1_10| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_35_arg_0~0#1_10| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_34_arg_1~0#1_10| (_ BitVec 8))) (= (_ bv0 8) ((_ extract 7 0) (bvand .cse2 ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_40_arg_0~0#1_10|) ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvor (_ bv1 32) ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_34_arg_1~0#1_10|)))) ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_35_arg_0~0#1_10|))))))))))))))) (.cse5 (= ((_ zero_extend 24) |c_ULTIMATE.start_main_~var_70~0#1|) .cse7))) (and (or (let ((.cse3 ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) |c_ULTIMATE.start_main_~var_24~0#1|))))) (and (or .cse0 (forall ((|ULTIMATE.start_main_~mask_SORT_10~0#1| (_ BitVec 8))) (not (= .cse1 ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse2 ((_ zero_extend 24) ((_ extract 7 0) (bvashr ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) |ULTIMATE.start_main_~mask_SORT_10~0#1|) .cse3))) (_ bv2 32))))))))))) (or (forall ((|ULTIMATE.start_main_~mask_SORT_10~0#1| (_ BitVec 8))) (= .cse1 ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse2 ((_ zero_extend 24) ((_ extract 7 0) (bvashr ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) |ULTIMATE.start_main_~mask_SORT_10~0#1|) .cse3))) (_ bv2 32))))))))) .cse4))) (not .cse5)) (or (let ((.cse6 ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) (bvadd ((_ zero_extend 24) |c_ULTIMATE.start_main_~var_15~0#1|) .cse7))))))) (and (or (forall ((|ULTIMATE.start_main_~mask_SORT_10~0#1| (_ BitVec 8))) (= .cse1 ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse2 ((_ zero_extend 24) ((_ extract 7 0) (bvashr ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) |ULTIMATE.start_main_~mask_SORT_10~0#1|) .cse6))) (_ bv2 32))))))))) .cse4) (or (forall ((|ULTIMATE.start_main_~mask_SORT_10~0#1| (_ BitVec 8))) (not (= .cse1 ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse2 ((_ zero_extend 24) ((_ extract 7 0) (bvashr ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) |ULTIMATE.start_main_~mask_SORT_10~0#1|) .cse6))) (_ bv2 32)))))))))) .cse0))) .cse5)))) is different from false