./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal185.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version cf1a7837 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81a1ad53-580b-43ff-b7ba-b294a7e60a55/bin/utaipan-verify-NcY6lQBIFX/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81a1ad53-580b-43ff-b7ba-b294a7e60a55/bin/utaipan-verify-NcY6lQBIFX/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81a1ad53-580b-43ff-b7ba-b294a7e60a55/bin/utaipan-verify-NcY6lQBIFX/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81a1ad53-580b-43ff-b7ba-b294a7e60a55/bin/utaipan-verify-NcY6lQBIFX/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal185.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81a1ad53-580b-43ff-b7ba-b294a7e60a55/bin/utaipan-verify-NcY6lQBIFX/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81a1ad53-580b-43ff-b7ba-b294a7e60a55/bin/utaipan-verify-NcY6lQBIFX --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 4078dc19ac6c1bfb9feff393fa580cb3de2194e5e6fafda251b099599600c808 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-12 00:52:53,761 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-12 00:52:53,849 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81a1ad53-580b-43ff-b7ba-b294a7e60a55/bin/utaipan-verify-NcY6lQBIFX/config/svcomp-Reach-64bit-Taipan_Default.epf [2023-11-12 00:52:53,856 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-12 00:52:53,856 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-12 00:52:53,886 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-12 00:52:53,887 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-12 00:52:53,888 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-12 00:52:53,889 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-12 00:52:53,889 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-12 00:52:53,890 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-12 00:52:53,891 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-12 00:52:53,891 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-12 00:52:53,892 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-12 00:52:53,892 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-12 00:52:53,893 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-12 00:52:53,894 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-12 00:52:53,894 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-12 00:52:53,895 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-12 00:52:53,895 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-12 00:52:53,896 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-12 00:52:53,896 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-12 00:52:53,897 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-12 00:52:53,898 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-12 00:52:53,898 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-12 00:52:53,899 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-12 00:52:53,899 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-12 00:52:53,900 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-12 00:52:53,900 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-12 00:52:53,900 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-12 00:52:53,901 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-12 00:52:53,901 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-12 00:52:53,902 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-12 00:52:53,902 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-12 00:52:53,902 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-12 00:52:53,903 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-12 00:52:53,903 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-12 00:52:53,903 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-12 00:52:53,903 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-12 00:52:53,904 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-12 00:52:53,904 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-12 00:52:53,904 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-12 00:52:53,905 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_81a1ad53-580b-43ff-b7ba-b294a7e60a55/bin/utaipan-verify-NcY6lQBIFX/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81a1ad53-580b-43ff-b7ba-b294a7e60a55/bin/utaipan-verify-NcY6lQBIFX Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4078dc19ac6c1bfb9feff393fa580cb3de2194e5e6fafda251b099599600c808 [2023-11-12 00:52:54,143 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-12 00:52:54,173 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-12 00:52:54,175 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-12 00:52:54,176 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-12 00:52:54,177 INFO L274 PluginConnector]: CDTParser initialized [2023-11-12 00:52:54,178 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81a1ad53-580b-43ff-b7ba-b294a7e60a55/bin/utaipan-verify-NcY6lQBIFX/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal185.c [2023-11-12 00:52:57,364 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-12 00:52:57,795 INFO L384 CDTParser]: Found 1 translation units. [2023-11-12 00:52:57,797 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81a1ad53-580b-43ff-b7ba-b294a7e60a55/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal185.c [2023-11-12 00:52:57,820 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81a1ad53-580b-43ff-b7ba-b294a7e60a55/bin/utaipan-verify-NcY6lQBIFX/data/0cc4ff851/7fee1ec57d9a4c3ea8691d48af91e6e9/FLAG5d55f313e [2023-11-12 00:52:57,838 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81a1ad53-580b-43ff-b7ba-b294a7e60a55/bin/utaipan-verify-NcY6lQBIFX/data/0cc4ff851/7fee1ec57d9a4c3ea8691d48af91e6e9 [2023-11-12 00:52:57,847 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-12 00:52:57,850 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-12 00:52:57,854 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-12 00:52:57,855 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-12 00:52:57,860 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-12 00:52:57,861 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:52:57" (1/1) ... [2023-11-12 00:52:57,862 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6981f236 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:52:57, skipping insertion in model container [2023-11-12 00:52:57,862 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:52:57" (1/1) ... [2023-11-12 00:52:57,976 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-12 00:52:58,220 WARN L240 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_81a1ad53-580b-43ff-b7ba-b294a7e60a55/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal185.c[1246,1259] [2023-11-12 00:52:58,853 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:52:58,866 INFO L202 MainTranslator]: Completed pre-run [2023-11-12 00:52:58,880 WARN L240 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_81a1ad53-580b-43ff-b7ba-b294a7e60a55/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal185.c[1246,1259] [2023-11-12 00:52:59,174 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:52:59,190 INFO L206 MainTranslator]: Completed translation [2023-11-12 00:52:59,191 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:52:59 WrapperNode [2023-11-12 00:52:59,191 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-12 00:52:59,193 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-12 00:52:59,193 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-12 00:52:59,193 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-12 00:52:59,201 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:52:59" (1/1) ... [2023-11-12 00:52:59,293 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:52:59" (1/1) ... [2023-11-12 00:53:00,062 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 6522 [2023-11-12 00:53:00,063 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-12 00:53:00,064 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-12 00:53:00,064 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-12 00:53:00,064 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-12 00:53:00,074 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:52:59" (1/1) ... [2023-11-12 00:53:00,074 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:52:59" (1/1) ... [2023-11-12 00:53:00,205 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:52:59" (1/1) ... [2023-11-12 00:53:00,205 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:52:59" (1/1) ... [2023-11-12 00:53:00,500 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:52:59" (1/1) ... [2023-11-12 00:53:00,529 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:52:59" (1/1) ... [2023-11-12 00:53:00,606 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:52:59" (1/1) ... [2023-11-12 00:53:00,630 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:52:59" (1/1) ... [2023-11-12 00:53:00,787 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-12 00:53:00,789 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-12 00:53:00,789 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-12 00:53:00,789 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-12 00:53:00,790 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:52:59" (1/1) ... [2023-11-12 00:53:00,798 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-12 00:53:00,810 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81a1ad53-580b-43ff-b7ba-b294a7e60a55/bin/utaipan-verify-NcY6lQBIFX/z3 [2023-11-12 00:53:00,830 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81a1ad53-580b-43ff-b7ba-b294a7e60a55/bin/utaipan-verify-NcY6lQBIFX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-12 00:53:00,899 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81a1ad53-580b-43ff-b7ba-b294a7e60a55/bin/utaipan-verify-NcY6lQBIFX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-12 00:53:00,954 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-12 00:53:00,954 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-12 00:53:00,954 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-12 00:53:00,954 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-12 00:53:01,717 INFO L236 CfgBuilder]: Building ICFG [2023-11-12 00:53:01,719 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-12 00:53:06,249 INFO L277 CfgBuilder]: Performing block encoding [2023-11-12 00:53:20,957 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-12 00:53:20,957 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-12 00:53:20,959 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:53:20 BoogieIcfgContainer [2023-11-12 00:53:20,959 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-12 00:53:20,962 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-12 00:53:20,962 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-12 00:53:20,965 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-12 00:53:20,966 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.11 12:52:57" (1/3) ... [2023-11-12 00:53:20,967 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3025dda4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 12:53:20, skipping insertion in model container [2023-11-12 00:53:20,967 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:52:59" (2/3) ... [2023-11-12 00:53:20,967 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3025dda4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 12:53:20, skipping insertion in model container [2023-11-12 00:53:20,967 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:53:20" (3/3) ... [2023-11-12 00:53:20,969 INFO L112 eAbstractionObserver]: Analyzing ICFG btor2c-lazyMod.cal185.c [2023-11-12 00:53:20,988 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-12 00:53:20,988 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-12 00:53:21,033 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-12 00:53:21,040 INFO L357 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, mHoare=true, 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;@5b5865b2, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-12 00:53:21,040 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-12 00:53:21,064 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) [2023-11-12 00:53:21,071 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-12 00:53:21,071 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 00:53:21,072 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1] [2023-11-12 00:53:21,073 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-12 00:53:21,085 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 00:53:21,085 INFO L85 PathProgramCache]: Analyzing trace with hash 157499643, now seen corresponding path program 1 times [2023-11-12 00:53:21,116 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-12 00:53:21,116 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1896072176] [2023-11-12 00:53:21,117 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 00:53:21,117 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:53:22,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-12 00:53:22,588 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-12 00:53:24,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-12 00:53:24,154 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2023-11-12 00:53:24,157 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-12 00:53:24,158 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-12 00:53:24,161 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-11-12 00:53:24,165 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2023-11-12 00:53:24,169 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2023-11-12 00:53:24,237 WARN L321 BoogieBacktranslator]: Removing null node from list of ATEs: ATE program state null [2023-11-12 00:53:24,273 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 12.11 12:53:24 BoogieIcfgContainer [2023-11-12 00:53:24,274 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-12 00:53:24,274 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-12 00:53:24,274 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-12 00:53:24,275 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-12 00:53:24,275 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:53:20" (3/4) ... [2023-11-12 00:53:24,277 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-12 00:53:24,278 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-12 00:53:24,286 INFO L158 Benchmark]: Toolchain (without parser) took 26429.54ms. Allocated memory was 127.9MB in the beginning and 7.5GB in the end (delta: 7.4GB). Free memory was 77.3MB in the beginning and 6.8GB in the end (delta: -6.8GB). Peak memory consumption was 613.7MB. Max. memory is 16.1GB. [2023-11-12 00:53:24,286 INFO L158 Benchmark]: CDTParser took 0.26ms. Allocated memory is still 127.9MB. Free memory is still 72.9MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-12 00:53:24,289 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1337.51ms. Allocated memory was 127.9MB in the beginning and 190.8MB in the end (delta: 62.9MB). Free memory was 77.0MB in the beginning and 103.6MB in the end (delta: -26.6MB). Peak memory consumption was 62.1MB. Max. memory is 16.1GB. [2023-11-12 00:53:24,290 INFO L158 Benchmark]: Boogie Procedure Inliner took 870.22ms. Allocated memory was 190.8MB in the beginning and 274.7MB in the end (delta: 83.9MB). Free memory was 103.6MB in the beginning and 146.3MB in the end (delta: -42.6MB). Peak memory consumption was 95.7MB. Max. memory is 16.1GB. [2023-11-12 00:53:24,295 INFO L158 Benchmark]: Boogie Preprocessor took 724.12ms. Allocated memory is still 274.7MB. Free memory was 146.3MB in the beginning and 121.2MB in the end (delta: 25.1MB). Peak memory consumption was 66.1MB. Max. memory is 16.1GB. [2023-11-12 00:53:24,296 INFO L158 Benchmark]: RCFGBuilder took 20170.69ms. Allocated memory was 274.7MB in the beginning and 6.1GB in the end (delta: 5.8GB). Free memory was 121.2MB in the beginning and 5.3GB in the end (delta: -5.2GB). Peak memory consumption was 645.8MB. Max. memory is 16.1GB. [2023-11-12 00:53:24,297 INFO L158 Benchmark]: TraceAbstraction took 3311.91ms. Allocated memory was 6.1GB in the beginning and 7.5GB in the end (delta: 1.4GB). Free memory was 5.3GB in the beginning and 6.8GB in the end (delta: -1.6GB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-12 00:53:24,297 INFO L158 Benchmark]: Witness Printer took 4.13ms. Allocated memory is still 7.5GB. Free memory is still 6.8GB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-12 00:53:24,306 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26ms. Allocated memory is still 127.9MB. Free memory is still 72.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1337.51ms. Allocated memory was 127.9MB in the beginning and 190.8MB in the end (delta: 62.9MB). Free memory was 77.0MB in the beginning and 103.6MB in the end (delta: -26.6MB). Peak memory consumption was 62.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 870.22ms. Allocated memory was 190.8MB in the beginning and 274.7MB in the end (delta: 83.9MB). Free memory was 103.6MB in the beginning and 146.3MB in the end (delta: -42.6MB). Peak memory consumption was 95.7MB. Max. memory is 16.1GB. * Boogie Preprocessor took 724.12ms. Allocated memory is still 274.7MB. Free memory was 146.3MB in the beginning and 121.2MB in the end (delta: 25.1MB). Peak memory consumption was 66.1MB. Max. memory is 16.1GB. * RCFGBuilder took 20170.69ms. Allocated memory was 274.7MB in the beginning and 6.1GB in the end (delta: 5.8GB). Free memory was 121.2MB in the beginning and 5.3GB in the end (delta: -5.2GB). Peak memory consumption was 645.8MB. Max. memory is 16.1GB. * TraceAbstraction took 3311.91ms. Allocated memory was 6.1GB in the beginning and 7.5GB in the end (delta: 1.4GB). Free memory was 5.3GB in the beginning and 6.8GB in the end (delta: -1.6GB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 4.13ms. Allocated memory is still 7.5GB. Free memory is still 6.8GB. 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 405, overapproximation of bitwiseAnd at line 294. 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_7 mask_SORT_7 = (SORT_7)-1 >> (sizeof(SORT_7) * 8 - 32); [L30] const SORT_7 msb_SORT_7 = (SORT_7)1 << (32 - 1); [L32] const SORT_9 mask_SORT_9 = (SORT_9)-1 >> (sizeof(SORT_9) * 8 - 2); [L33] const SORT_9 msb_SORT_9 = (SORT_9)1 << (2 - 1); [L35] const SORT_20 mask_SORT_20 = (SORT_20)-1 >> (sizeof(SORT_20) * 8 - 3); [L36] const SORT_20 msb_SORT_20 = (SORT_20)1 << (3 - 1); [L38] const SORT_167 mask_SORT_167 = (SORT_167)-1 >> (sizeof(SORT_167) * 8 - 31); [L39] const SORT_167 msb_SORT_167 = (SORT_167)1 << (31 - 1); [L41] const SORT_1 var_90 = 0; [L42] const SORT_7 var_94 = 0; [L43] const SORT_1 var_117 = 1; [L44] const SORT_7 var_124 = 1618477080; [L45] const SORT_9 var_141 = 0; [L46] const SORT_9 var_150 = 2; [L47] const SORT_9 var_154 = 3; [L48] const SORT_9 var_165 = 1; [L49] const SORT_167 var_168 = 1618477056; [L50] const SORT_167 var_171 = 1618478076; [L51] const SORT_20 var_216 = 0; [L52] const SORT_20 var_220 = 2; [L53] const SORT_20 var_222 = 4; [L54] const SORT_20 var_235 = 3; [L55] const SORT_20 var_320 = 5; [L56] const SORT_20 var_322 = 7; [L57] const SORT_20 var_335 = 6; [L58] const SORT_20 var_369 = 1; [L60] SORT_1 input_2; [L61] SORT_1 input_3; [L62] SORT_1 input_4; [L63] SORT_1 input_5; [L64] SORT_1 input_6; [L65] SORT_7 input_8; [L66] SORT_9 input_10; [L67] SORT_1 input_11; [L68] SORT_7 input_12; [L69] SORT_7 input_13; [L70] SORT_1 input_14; [L71] SORT_7 input_15; [L72] SORT_1 input_16; [L73] SORT_1 input_17; [L74] SORT_1 input_18; [L75] SORT_7 input_19; [L76] SORT_20 input_21; [L77] SORT_7 input_22; [L78] SORT_1 input_23; [L79] SORT_1 input_24; [L80] SORT_7 input_25; [L81] SORT_1 input_26; [L82] SORT_1 input_27; [L83] SORT_1 input_28; [L84] SORT_1 input_29; [L85] SORT_1 input_30; [L86] SORT_1 input_31; [L87] SORT_9 input_32; [L88] SORT_9 input_33; [L89] SORT_7 input_34; [L90] SORT_7 input_35; [L91] SORT_1 input_36; [L92] SORT_9 input_37; [L93] SORT_9 input_38; [L94] SORT_7 input_39; [L95] SORT_7 input_40; [L96] SORT_1 input_41; [L97] SORT_1 input_42; [L98] SORT_1 input_43; [L99] SORT_7 input_44; [L100] SORT_7 input_45; [L101] SORT_1 input_46; [L102] SORT_1 input_47; [L103] SORT_1 input_48; [L104] SORT_1 input_49; [L105] SORT_9 input_50; [L106] SORT_9 input_51; [L107] SORT_1 input_52; [L108] SORT_1 input_53; [L109] SORT_1 input_54; [L110] SORT_1 input_55; [L111] SORT_1 input_56; [L112] SORT_1 input_57; [L113] SORT_1 input_58; [L114] SORT_1 input_59; [L115] SORT_1 input_60; [L116] SORT_1 input_61; [L117] SORT_9 input_62; [L118] SORT_9 input_63; [L119] SORT_1 input_64; [L120] SORT_1 input_65; [L121] SORT_1 input_66; [L122] SORT_1 input_67; [L123] SORT_9 input_68; [L124] SORT_9 input_69; [L125] SORT_7 input_70; [L126] SORT_7 input_71; [L127] SORT_7 input_72; [L128] SORT_7 input_73; [L129] SORT_9 input_74; [L130] SORT_9 input_75; [L131] SORT_7 input_76; [L132] SORT_7 input_77; [L133] SORT_7 input_78; [L134] SORT_7 input_79; [L135] SORT_20 input_80; [L136] SORT_20 input_81; [L137] SORT_1 input_82; [L138] SORT_1 input_83; [L139] SORT_7 input_84; [L140] SORT_7 input_85; [L141] SORT_7 input_86; [L142] SORT_7 input_87; [L143] SORT_1 input_88; [L144] SORT_1 input_89; [L146] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L146] SORT_1 state_91 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L147] EXPR __VERIFIER_nondet_uint() & mask_SORT_7 [L147] SORT_7 state_95 = __VERIFIER_nondet_uint() & mask_SORT_7; [L148] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L148] SORT_1 state_97 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L149] EXPR __VERIFIER_nondet_uint() & mask_SORT_7 [L149] SORT_7 state_105 = __VERIFIER_nondet_uint() & mask_SORT_7; [L150] EXPR __VERIFIER_nondet_uint() & mask_SORT_7 [L150] SORT_7 state_121 = __VERIFIER_nondet_uint() & mask_SORT_7; [L151] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L151] SORT_1 state_126 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L152] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L152] SORT_1 state_131 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L153] EXPR __VERIFIER_nondet_uint() & mask_SORT_7 [L153] SORT_7 state_136 = __VERIFIER_nondet_uint() & mask_SORT_7; [L154] EXPR __VERIFIER_nondet_uchar() & mask_SORT_9 [L154] SORT_9 state_142 = __VERIFIER_nondet_uchar() & mask_SORT_9; [L155] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L155] SORT_1 state_145 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L156] EXPR __VERIFIER_nondet_uchar() & mask_SORT_9 [L156] SORT_9 state_151 = __VERIFIER_nondet_uchar() & mask_SORT_9; [L157] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L157] SORT_1 state_159 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L158] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L158] SORT_1 state_203 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L159] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L159] SORT_1 state_206 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L160] EXPR __VERIFIER_nondet_uchar() & mask_SORT_20 [L160] SORT_20 state_217 = __VERIFIER_nondet_uchar() & mask_SORT_20; [L161] EXPR __VERIFIER_nondet_uchar() & mask_SORT_9 [L161] SORT_9 state_248 = __VERIFIER_nondet_uchar() & mask_SORT_9; [L162] EXPR __VERIFIER_nondet_uchar() & mask_SORT_9 [L162] SORT_9 state_253 = __VERIFIER_nondet_uchar() & mask_SORT_9; [L163] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L163] SORT_1 state_257 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L164] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L164] SORT_1 state_264 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L165] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L165] SORT_1 state_307 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L166] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L166] SORT_1 state_310 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L167] EXPR __VERIFIER_nondet_uint() & mask_SORT_7 [L167] SORT_7 state_347 = __VERIFIER_nondet_uint() & mask_SORT_7; [L168] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L168] SORT_1 state_350 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L169] EXPR __VERIFIER_nondet_uint() & mask_SORT_7 [L169] SORT_7 state_358 = __VERIFIER_nondet_uint() & mask_SORT_7; [L170] EXPR __VERIFIER_nondet_uint() & mask_SORT_7 [L170] SORT_7 state_447 = __VERIFIER_nondet_uint() & mask_SORT_7; [L171] EXPR __VERIFIER_nondet_uint() & mask_SORT_7 [L171] SORT_7 state_454 = __VERIFIER_nondet_uint() & mask_SORT_7; [L172] EXPR __VERIFIER_nondet_uint() & mask_SORT_7 [L172] SORT_7 state_606 = __VERIFIER_nondet_uint() & mask_SORT_7; [L173] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L173] SORT_1 state_610 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L174] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L174] SORT_1 state_615 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L175] EXPR __VERIFIER_nondet_uint() & mask_SORT_7 [L175] SORT_7 state_620 = __VERIFIER_nondet_uint() & mask_SORT_7; [L176] EXPR __VERIFIER_nondet_uchar() & mask_SORT_9 [L176] SORT_9 state_625 = __VERIFIER_nondet_uchar() & mask_SORT_9; [L177] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L177] SORT_1 state_628 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L178] EXPR __VERIFIER_nondet_uchar() & mask_SORT_9 [L178] SORT_9 state_633 = __VERIFIER_nondet_uchar() & mask_SORT_9; [L179] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L179] SORT_1 state_640 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L180] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L180] SORT_1 state_671 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L181] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L181] SORT_1 state_674 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L182] EXPR __VERIFIER_nondet_uchar() & mask_SORT_20 [L182] SORT_20 state_684 = __VERIFIER_nondet_uchar() & mask_SORT_20; [L183] EXPR __VERIFIER_nondet_uchar() & mask_SORT_9 [L183] SORT_9 state_712 = __VERIFIER_nondet_uchar() & mask_SORT_9; [L184] EXPR __VERIFIER_nondet_uchar() & mask_SORT_9 [L184] SORT_9 state_717 = __VERIFIER_nondet_uchar() & mask_SORT_9; [L185] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L185] SORT_1 state_721 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L186] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L186] SORT_1 state_728 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L187] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L187] SORT_1 state_763 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L188] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L188] SORT_1 state_766 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L189] EXPR __VERIFIER_nondet_uint() & mask_SORT_7 [L189] SORT_7 state_800 = __VERIFIER_nondet_uint() & mask_SORT_7; [L190] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L190] SORT_1 state_803 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L191] EXPR __VERIFIER_nondet_uint() & mask_SORT_7 [L191] SORT_7 state_811 = __VERIFIER_nondet_uint() & mask_SORT_7; [L192] EXPR __VERIFIER_nondet_uint() & mask_SORT_7 [L192] SORT_7 state_899 = __VERIFIER_nondet_uint() & mask_SORT_7; [L193] EXPR __VERIFIER_nondet_uint() & mask_SORT_7 [L193] SORT_7 state_906 = __VERIFIER_nondet_uint() & mask_SORT_7; [L195] SORT_1 init_92_arg_1 = var_90; [L196] state_91 = init_92_arg_1 [L197] SORT_7 init_96_arg_1 = var_94; [L198] state_95 = init_96_arg_1 [L199] SORT_1 init_98_arg_1 = var_90; [L200] state_97 = init_98_arg_1 [L201] SORT_7 init_106_arg_1 = var_94; [L202] state_105 = init_106_arg_1 [L203] SORT_7 init_122_arg_1 = var_94; [L204] state_121 = init_122_arg_1 [L205] SORT_1 init_127_arg_1 = var_90; [L206] state_126 = init_127_arg_1 [L207] SORT_1 init_132_arg_1 = var_90; [L208] state_131 = init_132_arg_1 [L209] SORT_7 init_137_arg_1 = var_94; [L210] state_136 = init_137_arg_1 [L211] SORT_9 init_143_arg_1 = var_141; [L212] state_142 = init_143_arg_1 [L213] SORT_1 init_146_arg_1 = var_90; [L214] state_145 = init_146_arg_1 [L215] SORT_9 init_152_arg_1 = var_141; [L216] state_151 = init_152_arg_1 [L217] SORT_1 init_160_arg_1 = var_90; [L218] state_159 = init_160_arg_1 [L219] SORT_1 init_204_arg_1 = var_90; [L220] state_203 = init_204_arg_1 [L221] SORT_1 init_207_arg_1 = var_90; [L222] state_206 = init_207_arg_1 [L223] SORT_20 init_218_arg_1 = var_216; [L224] state_217 = init_218_arg_1 [L225] SORT_9 init_249_arg_1 = var_141; [L226] state_248 = init_249_arg_1 [L227] SORT_9 init_254_arg_1 = var_141; [L228] state_253 = init_254_arg_1 [L229] SORT_1 init_258_arg_1 = var_90; [L230] state_257 = init_258_arg_1 [L231] SORT_1 init_265_arg_1 = var_90; [L232] state_264 = init_265_arg_1 [L233] SORT_1 init_308_arg_1 = var_90; [L234] state_307 = init_308_arg_1 [L235] SORT_1 init_311_arg_1 = var_90; [L236] state_310 = init_311_arg_1 [L237] SORT_7 init_348_arg_1 = var_94; [L238] state_347 = init_348_arg_1 [L239] SORT_1 init_351_arg_1 = var_90; [L240] state_350 = init_351_arg_1 [L241] SORT_7 init_359_arg_1 = var_94; [L242] state_358 = init_359_arg_1 [L243] SORT_7 init_448_arg_1 = var_94; [L244] state_447 = init_448_arg_1 [L245] SORT_7 init_455_arg_1 = var_94; [L246] state_454 = init_455_arg_1 [L247] SORT_7 init_607_arg_1 = var_94; [L248] state_606 = init_607_arg_1 [L249] SORT_1 init_611_arg_1 = var_90; [L250] state_610 = init_611_arg_1 [L251] SORT_1 init_616_arg_1 = var_90; [L252] state_615 = init_616_arg_1 [L253] SORT_7 init_621_arg_1 = var_94; [L254] state_620 = init_621_arg_1 [L255] SORT_9 init_626_arg_1 = var_141; [L256] state_625 = init_626_arg_1 [L257] SORT_1 init_629_arg_1 = var_90; [L258] state_628 = init_629_arg_1 [L259] SORT_9 init_634_arg_1 = var_141; [L260] state_633 = init_634_arg_1 [L261] SORT_1 init_641_arg_1 = var_90; [L262] state_640 = init_641_arg_1 [L263] SORT_1 init_672_arg_1 = var_90; [L264] state_671 = init_672_arg_1 [L265] SORT_1 init_675_arg_1 = var_90; [L266] state_674 = init_675_arg_1 [L267] SORT_20 init_685_arg_1 = var_216; [L268] state_684 = init_685_arg_1 [L269] SORT_9 init_713_arg_1 = var_141; [L270] state_712 = init_713_arg_1 [L271] SORT_9 init_718_arg_1 = var_141; [L272] state_717 = init_718_arg_1 [L273] SORT_1 init_722_arg_1 = var_90; [L274] state_721 = init_722_arg_1 [L275] SORT_1 init_729_arg_1 = var_90; [L276] state_728 = init_729_arg_1 [L277] SORT_1 init_764_arg_1 = var_90; [L278] state_763 = init_764_arg_1 [L279] SORT_1 init_767_arg_1 = var_90; [L280] state_766 = init_767_arg_1 [L281] SORT_7 init_801_arg_1 = var_94; [L282] state_800 = init_801_arg_1 [L283] SORT_1 init_804_arg_1 = var_90; [L284] state_803 = init_804_arg_1 [L285] SORT_7 init_812_arg_1 = var_94; [L286] state_811 = init_812_arg_1 [L287] SORT_7 init_900_arg_1 = var_94; [L288] state_899 = init_900_arg_1 [L289] SORT_7 init_907_arg_1 = var_94; [L290] state_906 = init_907_arg_1 VAL [init_106_arg_1=0, init_122_arg_1=0, init_127_arg_1=0, init_132_arg_1=0, init_137_arg_1=0, init_143_arg_1=0, init_146_arg_1=0, init_152_arg_1=0, init_160_arg_1=0, init_204_arg_1=0, init_207_arg_1=0, init_218_arg_1=0, init_249_arg_1=0, init_254_arg_1=0, init_258_arg_1=0, init_265_arg_1=0, init_308_arg_1=0, init_311_arg_1=0, init_348_arg_1=0, init_351_arg_1=0, init_359_arg_1=0, init_448_arg_1=0, init_455_arg_1=0, init_607_arg_1=0, init_611_arg_1=0, init_616_arg_1=0, init_621_arg_1=0, init_626_arg_1=0, init_629_arg_1=0, init_634_arg_1=0, init_641_arg_1=0, init_672_arg_1=0, init_675_arg_1=0, init_685_arg_1=0, init_713_arg_1=0, init_718_arg_1=0, init_722_arg_1=0, init_729_arg_1=0, init_764_arg_1=0, init_767_arg_1=0, init_801_arg_1=0, init_804_arg_1=0, init_812_arg_1=0, init_900_arg_1=0, init_907_arg_1=0, init_92_arg_1=0, init_96_arg_1=0, init_98_arg_1=0, mask_SORT_167=2147483647, mask_SORT_1=1, mask_SORT_20=7, mask_SORT_7=4294967295, mask_SORT_9=3, msb_SORT_167=1073741824, msb_SORT_1=1, msb_SORT_20=4, msb_SORT_7=2147483648, msb_SORT_9=2, state_105=0, state_121=0, state_126=0, state_131=0, state_136=0, state_142=0, state_145=0, state_151=0, state_159=0, state_203=0, state_206=0, state_217=0, state_248=0, state_253=0, state_257=0, state_264=0, state_307=0, state_310=0, state_347=0, state_350=0, state_358=0, state_447=0, state_454=0, state_606=0, state_610=0, state_615=0, state_620=0, state_625=0, state_628=0, state_633=0, state_640=0, state_671=0, state_674=0, state_684=0, state_712=0, state_717=0, state_721=0, state_728=0, state_763=0, state_766=0, state_800=0, state_803=0, state_811=0, state_899=0, state_906=0, state_91=0, state_95=0, state_97=0, var_117=1, var_124=1618477080, var_141=0, var_150=2, var_154=3, var_165=1, var_168=1618477056, var_171=1618478076, var_216=0, var_220=2, var_222=4, var_235=3, var_320=5, var_322=7, var_335=6, var_369=1, var_90=0, var_94=0] [L293] input_2 = __VERIFIER_nondet_uchar() [L294] EXPR input_2 & mask_SORT_1 [L294] input_2 = input_2 & mask_SORT_1 [L295] input_3 = __VERIFIER_nondet_uchar() [L296] EXPR input_3 & mask_SORT_1 [L296] input_3 = input_3 & mask_SORT_1 [L297] input_4 = __VERIFIER_nondet_uchar() [L298] EXPR input_4 & mask_SORT_1 [L298] input_4 = input_4 & mask_SORT_1 [L299] input_5 = __VERIFIER_nondet_uchar() [L300] input_6 = __VERIFIER_nondet_uchar() [L301] input_8 = __VERIFIER_nondet_uint() [L302] EXPR input_8 & mask_SORT_7 [L302] input_8 = input_8 & mask_SORT_7 [L303] input_10 = __VERIFIER_nondet_uchar() [L304] input_11 = __VERIFIER_nondet_uchar() [L305] input_12 = __VERIFIER_nondet_uint() [L306] EXPR input_12 & mask_SORT_7 [L306] input_12 = input_12 & mask_SORT_7 [L307] input_13 = __VERIFIER_nondet_uint() [L308] input_14 = __VERIFIER_nondet_uchar() [L309] EXPR input_14 & mask_SORT_1 [L309] input_14 = input_14 & mask_SORT_1 [L310] input_15 = __VERIFIER_nondet_uint() [L311] input_16 = __VERIFIER_nondet_uchar() [L312] EXPR input_16 & mask_SORT_1 [L312] input_16 = input_16 & mask_SORT_1 [L313] input_17 = __VERIFIER_nondet_uchar() [L314] input_18 = __VERIFIER_nondet_uchar() [L315] EXPR input_18 & mask_SORT_1 [L315] input_18 = input_18 & mask_SORT_1 [L316] input_19 = __VERIFIER_nondet_uint() [L317] input_21 = __VERIFIER_nondet_uchar() [L318] input_22 = __VERIFIER_nondet_uint() [L319] input_23 = __VERIFIER_nondet_uchar() [L320] input_24 = __VERIFIER_nondet_uchar() [L321] input_25 = __VERIFIER_nondet_uint() [L322] input_26 = __VERIFIER_nondet_uchar() [L323] input_27 = __VERIFIER_nondet_uchar() [L324] input_28 = __VERIFIER_nondet_uchar() [L325] input_29 = __VERIFIER_nondet_uchar() [L326] input_30 = __VERIFIER_nondet_uchar() [L327] input_31 = __VERIFIER_nondet_uchar() [L328] input_32 = __VERIFIER_nondet_uchar() [L329] input_33 = __VERIFIER_nondet_uchar() [L330] input_34 = __VERIFIER_nondet_uint() [L331] input_35 = __VERIFIER_nondet_uint() [L332] input_36 = __VERIFIER_nondet_uchar() [L333] input_37 = __VERIFIER_nondet_uchar() [L334] input_38 = __VERIFIER_nondet_uchar() [L335] input_39 = __VERIFIER_nondet_uint() [L336] input_40 = __VERIFIER_nondet_uint() [L337] input_41 = __VERIFIER_nondet_uchar() [L338] input_42 = __VERIFIER_nondet_uchar() [L339] input_43 = __VERIFIER_nondet_uchar() [L340] input_44 = __VERIFIER_nondet_uint() [L341] input_45 = __VERIFIER_nondet_uint() [L342] input_46 = __VERIFIER_nondet_uchar() [L343] input_47 = __VERIFIER_nondet_uchar() [L344] input_48 = __VERIFIER_nondet_uchar() [L345] input_49 = __VERIFIER_nondet_uchar() [L346] input_50 = __VERIFIER_nondet_uchar() [L347] input_51 = __VERIFIER_nondet_uchar() [L348] input_52 = __VERIFIER_nondet_uchar() [L349] input_53 = __VERIFIER_nondet_uchar() [L350] input_54 = __VERIFIER_nondet_uchar() [L351] input_55 = __VERIFIER_nondet_uchar() [L352] input_56 = __VERIFIER_nondet_uchar() [L353] input_57 = __VERIFIER_nondet_uchar() [L354] input_58 = __VERIFIER_nondet_uchar() [L355] input_59 = __VERIFIER_nondet_uchar() [L356] input_60 = __VERIFIER_nondet_uchar() [L357] input_61 = __VERIFIER_nondet_uchar() [L358] input_62 = __VERIFIER_nondet_uchar() [L359] input_63 = __VERIFIER_nondet_uchar() [L360] input_64 = __VERIFIER_nondet_uchar() [L361] input_65 = __VERIFIER_nondet_uchar() [L362] input_66 = __VERIFIER_nondet_uchar() [L363] input_67 = __VERIFIER_nondet_uchar() [L364] input_68 = __VERIFIER_nondet_uchar() [L365] input_69 = __VERIFIER_nondet_uchar() [L366] input_70 = __VERIFIER_nondet_uint() [L367] input_71 = __VERIFIER_nondet_uint() [L368] input_72 = __VERIFIER_nondet_uint() [L369] input_73 = __VERIFIER_nondet_uint() [L370] input_74 = __VERIFIER_nondet_uchar() [L371] input_75 = __VERIFIER_nondet_uchar() [L372] input_76 = __VERIFIER_nondet_uint() [L373] input_77 = __VERIFIER_nondet_uint() [L374] input_78 = __VERIFIER_nondet_uint() [L375] input_79 = __VERIFIER_nondet_uint() [L376] input_80 = __VERIFIER_nondet_uchar() [L377] input_81 = __VERIFIER_nondet_uchar() [L378] input_82 = __VERIFIER_nondet_uchar() [L379] input_83 = __VERIFIER_nondet_uchar() [L380] input_84 = __VERIFIER_nondet_uint() [L381] input_85 = __VERIFIER_nondet_uint() [L382] input_86 = __VERIFIER_nondet_uint() [L383] input_87 = __VERIFIER_nondet_uint() [L384] input_88 = __VERIFIER_nondet_uchar() [L385] input_89 = __VERIFIER_nondet_uchar() [L388] SORT_1 var_93_arg_0 = state_91; [L389] SORT_1 var_93 = ~var_93_arg_0; [L390] SORT_1 var_99_arg_0 = state_97; [L391] SORT_7 var_99_arg_1 = state_95; [L392] SORT_7 var_99_arg_2 = input_19; [L393] SORT_7 var_99 = var_99_arg_0 ? var_99_arg_1 : var_99_arg_2; [L394] SORT_7 var_100_arg_0 = var_99; [L395] SORT_1 var_100 = var_100_arg_0 >> 20; [L396] SORT_1 var_101_arg_0 = var_100; [L397] SORT_1 var_101 = ~var_101_arg_0; [L398] SORT_7 var_102_arg_0 = var_99; [L399] SORT_1 var_102 = var_102_arg_0 >> 22; [L400] SORT_1 var_103_arg_0 = var_101; [L401] SORT_1 var_103_arg_1 = var_102; [L402] EXPR var_103_arg_0 & var_103_arg_1 [L402] SORT_1 var_103 = var_103_arg_0 & var_103_arg_1; [L403] SORT_1 var_104_arg_0 = var_103; [L404] SORT_1 var_104_arg_1 = input_17; [L405] EXPR var_104_arg_0 | var_104_arg_1 [L405] SORT_1 var_104 = var_104_arg_0 | var_104_arg_1; [L406] EXPR var_104 & mask_SORT_1 [L406] var_104 = var_104 & mask_SORT_1 [L407] SORT_1 var_107_arg_0 = state_97; [L408] SORT_7 var_107_arg_1 = state_105; [L409] SORT_7 var_107_arg_2 = input_19; [L410] SORT_7 var_107 = var_107_arg_0 ? var_107_arg_1 : var_107_arg_2; [L411] SORT_7 var_108_arg_0 = var_107; [L412] SORT_1 var_108 = var_108_arg_0 >> 20; [L413] SORT_1 var_109_arg_0 = var_108; [L414] SORT_1 var_109 = ~var_109_arg_0; [L415] SORT_7 var_110_arg_0 = var_107; [L416] SORT_1 var_110 = var_110_arg_0 >> 22; [L417] SORT_1 var_111_arg_0 = var_109; [L418] SORT_1 var_111_arg_1 = var_110; [L419] EXPR var_111_arg_0 & var_111_arg_1 [L419] SORT_1 var_111 = var_111_arg_0 & var_111_arg_1; [L420] SORT_1 var_112_arg_0 = var_111; [L421] SORT_1 var_112_arg_1 = input_17; [L422] EXPR var_112_arg_0 | var_112_arg_1 [L422] SORT_1 var_112 = var_112_arg_0 | var_112_arg_1; [L423] EXPR var_112 & mask_SORT_1 [L423] var_112 = var_112 & mask_SORT_1 [L424] SORT_1 var_113_arg_0 = var_104; [L425] SORT_1 var_113_arg_1 = var_112; [L426] SORT_1 var_113 = var_113_arg_0 == var_113_arg_1; [L427] SORT_1 var_114_arg_0 = var_93; [L428] SORT_1 var_114_arg_1 = var_113; [L429] EXPR var_114_arg_0 | var_114_arg_1 [L429] SORT_1 var_114 = var_114_arg_0 | var_114_arg_1; [L430] SORT_1 var_118_arg_0 = var_114; [L431] SORT_1 var_118 = ~var_118_arg_0; [L432] SORT_1 var_119_arg_0 = var_117; [L433] SORT_1 var_119_arg_1 = var_118; [L434] EXPR var_119_arg_0 & var_119_arg_1 [L434] SORT_1 var_119 = var_119_arg_0 & var_119_arg_1; [L435] EXPR var_119 & mask_SORT_1 [L435] var_119 = var_119 & mask_SORT_1 [L436] SORT_1 bad_120_arg_0 = var_119; [L437] CALL __VERIFIER_assert(!(bad_120_arg_0)) [L21] COND TRUE !(cond) VAL [\old(cond)=0, cond=0] [L21] reach_error() VAL [\old(cond)=0, cond=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 7 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 3.1s, 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: 0.1s SsaConstructionTime, 1.1s 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 [2023-11-12 00:53:24,349 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81a1ad53-580b-43ff-b7ba-b294a7e60a55/bin/utaipan-verify-NcY6lQBIFX/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-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81a1ad53-580b-43ff-b7ba-b294a7e60a55/bin/utaipan-verify-NcY6lQBIFX/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81a1ad53-580b-43ff-b7ba-b294a7e60a55/bin/utaipan-verify-NcY6lQBIFX/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81a1ad53-580b-43ff-b7ba-b294a7e60a55/bin/utaipan-verify-NcY6lQBIFX/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81a1ad53-580b-43ff-b7ba-b294a7e60a55/bin/utaipan-verify-NcY6lQBIFX/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal185.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81a1ad53-580b-43ff-b7ba-b294a7e60a55/bin/utaipan-verify-NcY6lQBIFX/config/svcomp-Reach-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81a1ad53-580b-43ff-b7ba-b294a7e60a55/bin/utaipan-verify-NcY6lQBIFX --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 4078dc19ac6c1bfb9feff393fa580cb3de2194e5e6fafda251b099599600c808 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-12 00:53:27,028 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-12 00:53:27,131 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81a1ad53-580b-43ff-b7ba-b294a7e60a55/bin/utaipan-verify-NcY6lQBIFX/config/svcomp-Reach-64bit-Taipan_Bitvector.epf [2023-11-12 00:53:27,144 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-12 00:53:27,145 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-12 00:53:27,186 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-12 00:53:27,187 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-12 00:53:27,187 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-12 00:53:27,188 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-12 00:53:27,193 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-12 00:53:27,194 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-12 00:53:27,194 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-12 00:53:27,195 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-12 00:53:27,196 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-12 00:53:27,197 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-12 00:53:27,197 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-12 00:53:27,199 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-12 00:53:27,199 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-12 00:53:27,200 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-12 00:53:27,201 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-12 00:53:27,201 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-12 00:53:27,202 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-12 00:53:27,202 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-12 00:53:27,203 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-12 00:53:27,203 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-12 00:53:27,204 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-12 00:53:27,204 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-12 00:53:27,205 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-12 00:53:27,205 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-12 00:53:27,205 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-12 00:53:27,207 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-12 00:53:27,207 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-12 00:53:27,207 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-12 00:53:27,208 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-12 00:53:27,208 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-12 00:53:27,209 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-12 00:53:27,209 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-12 00:53:27,209 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-12 00:53:27,210 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-12 00:53:27,211 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_81a1ad53-580b-43ff-b7ba-b294a7e60a55/bin/utaipan-verify-NcY6lQBIFX/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81a1ad53-580b-43ff-b7ba-b294a7e60a55/bin/utaipan-verify-NcY6lQBIFX Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4078dc19ac6c1bfb9feff393fa580cb3de2194e5e6fafda251b099599600c808 [2023-11-12 00:53:27,660 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-12 00:53:27,691 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-12 00:53:27,693 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-12 00:53:27,695 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-12 00:53:27,696 INFO L274 PluginConnector]: CDTParser initialized [2023-11-12 00:53:27,697 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81a1ad53-580b-43ff-b7ba-b294a7e60a55/bin/utaipan-verify-NcY6lQBIFX/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal185.c [2023-11-12 00:53:30,800 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-12 00:53:31,290 INFO L384 CDTParser]: Found 1 translation units. [2023-11-12 00:53:31,291 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81a1ad53-580b-43ff-b7ba-b294a7e60a55/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal185.c [2023-11-12 00:53:31,321 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81a1ad53-580b-43ff-b7ba-b294a7e60a55/bin/utaipan-verify-NcY6lQBIFX/data/b46eaffd6/795c0c9890ab437f99c69c4d4c5f65f9/FLAGfe36d1e4d [2023-11-12 00:53:31,338 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81a1ad53-580b-43ff-b7ba-b294a7e60a55/bin/utaipan-verify-NcY6lQBIFX/data/b46eaffd6/795c0c9890ab437f99c69c4d4c5f65f9 [2023-11-12 00:53:31,347 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-12 00:53:31,349 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-12 00:53:31,352 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-12 00:53:31,352 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-12 00:53:31,357 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-12 00:53:31,358 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:53:31" (1/1) ... [2023-11-12 00:53:31,359 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5412aef8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:53:31, skipping insertion in model container [2023-11-12 00:53:31,359 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:53:31" (1/1) ... [2023-11-12 00:53:31,467 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-12 00:53:31,756 WARN L240 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_81a1ad53-580b-43ff-b7ba-b294a7e60a55/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal185.c[1246,1259] [2023-11-12 00:53:32,254 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:53:32,270 INFO L202 MainTranslator]: Completed pre-run [2023-11-12 00:53:32,285 WARN L240 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_81a1ad53-580b-43ff-b7ba-b294a7e60a55/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal185.c[1246,1259] [2023-11-12 00:53:32,577 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:53:32,594 INFO L206 MainTranslator]: Completed translation [2023-11-12 00:53:32,594 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:53:32 WrapperNode [2023-11-12 00:53:32,595 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-12 00:53:32,596 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-12 00:53:32,596 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-12 00:53:32,596 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-12 00:53:32,604 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:53:32" (1/1) ... [2023-11-12 00:53:32,691 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:53:32" (1/1) ... [2023-11-12 00:53:32,877 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 3608 [2023-11-12 00:53:32,878 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-12 00:53:32,878 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-12 00:53:32,879 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-12 00:53:32,879 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-12 00:53:32,888 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:53:32" (1/1) ... [2023-11-12 00:53:32,889 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:53:32" (1/1) ... [2023-11-12 00:53:32,924 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:53:32" (1/1) ... [2023-11-12 00:53:32,925 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:53:32" (1/1) ... [2023-11-12 00:53:33,068 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:53:32" (1/1) ... [2023-11-12 00:53:33,079 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:53:32" (1/1) ... [2023-11-12 00:53:33,113 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:53:32" (1/1) ... [2023-11-12 00:53:33,160 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:53:32" (1/1) ... [2023-11-12 00:53:33,219 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-12 00:53:33,220 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-12 00:53:33,220 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-12 00:53:33,220 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-12 00:53:33,221 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:53:32" (1/1) ... [2023-11-12 00:53:33,244 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-12 00:53:33,262 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81a1ad53-580b-43ff-b7ba-b294a7e60a55/bin/utaipan-verify-NcY6lQBIFX/z3 [2023-11-12 00:53:33,285 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81a1ad53-580b-43ff-b7ba-b294a7e60a55/bin/utaipan-verify-NcY6lQBIFX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-12 00:53:33,319 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81a1ad53-580b-43ff-b7ba-b294a7e60a55/bin/utaipan-verify-NcY6lQBIFX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-12 00:53:33,330 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-12 00:53:33,330 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-12 00:53:33,331 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-12 00:53:33,331 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-12 00:53:34,104 INFO L236 CfgBuilder]: Building ICFG [2023-11-12 00:53:34,105 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation