./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 9bd2c7ff 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_3d57fffd-896d-40ea-8335-603705a4c5dd/bin/utaipan-verify-t7M7D8N6sZ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d57fffd-896d-40ea-8335-603705a4c5dd/bin/utaipan-verify-t7M7D8N6sZ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d57fffd-896d-40ea-8335-603705a4c5dd/bin/utaipan-verify-t7M7D8N6sZ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d57fffd-896d-40ea-8335-603705a4c5dd/bin/utaipan-verify-t7M7D8N6sZ/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_3d57fffd-896d-40ea-8335-603705a4c5dd/bin/utaipan-verify-t7M7D8N6sZ/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d57fffd-896d-40ea-8335-603705a4c5dd/bin/utaipan-verify-t7M7D8N6sZ --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-9bd2c7f [2023-11-19 04:17:49,570 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 04:17:49,710 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d57fffd-896d-40ea-8335-603705a4c5dd/bin/utaipan-verify-t7M7D8N6sZ/config/svcomp-Reach-64bit-Taipan_Default.epf [2023-11-19 04:17:49,725 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 04:17:49,726 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-19 04:17:49,772 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 04:17:49,773 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-19 04:17:49,774 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-19 04:17:49,775 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 04:17:49,781 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-19 04:17:49,781 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-19 04:17:49,783 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-19 04:17:49,783 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-19 04:17:49,785 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-19 04:17:49,786 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-19 04:17:49,787 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-19 04:17:49,787 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-19 04:17:49,788 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-19 04:17:49,789 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-19 04:17:49,789 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-19 04:17:49,790 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-19 04:17:49,790 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-19 04:17:49,792 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 04:17:49,793 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 04:17:49,793 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 04:17:49,794 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 04:17:49,794 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 04:17:49,795 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 04:17:49,795 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 04:17:49,796 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 04:17:49,797 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 04:17:49,798 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 04:17:49,798 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-19 04:17:49,799 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 04:17:49,799 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 04:17:49,799 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 04:17:49,800 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 04:17:49,800 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-19 04:17:49,800 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 04:17:49,828 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 04:17:49,828 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-19 04:17:49,829 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 04:17:49,829 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_3d57fffd-896d-40ea-8335-603705a4c5dd/bin/utaipan-verify-t7M7D8N6sZ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d57fffd-896d-40ea-8335-603705a4c5dd/bin/utaipan-verify-t7M7D8N6sZ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4078dc19ac6c1bfb9feff393fa580cb3de2194e5e6fafda251b099599600c808 [2023-11-19 04:17:50,165 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 04:17:50,218 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 04:17:50,222 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 04:17:50,224 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 04:17:50,224 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 04:17:50,226 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d57fffd-896d-40ea-8335-603705a4c5dd/bin/utaipan-verify-t7M7D8N6sZ/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal185.c [2023-11-19 04:17:53,281 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 04:17:53,888 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 04:17:53,889 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d57fffd-896d-40ea-8335-603705a4c5dd/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal185.c [2023-11-19 04:17:53,920 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d57fffd-896d-40ea-8335-603705a4c5dd/bin/utaipan-verify-t7M7D8N6sZ/data/918628f56/a13b2eba1be140498f6be77476dcd54c/FLAG9fdc1051f [2023-11-19 04:17:53,938 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d57fffd-896d-40ea-8335-603705a4c5dd/bin/utaipan-verify-t7M7D8N6sZ/data/918628f56/a13b2eba1be140498f6be77476dcd54c [2023-11-19 04:17:53,944 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 04:17:53,946 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 04:17:53,950 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 04:17:53,950 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 04:17:53,955 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 04:17:53,956 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:17:53" (1/1) ... [2023-11-19 04:17:53,957 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@21835bdf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:17:53, skipping insertion in model container [2023-11-19 04:17:53,958 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:17:53" (1/1) ... [2023-11-19 04:17:54,075 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 04:17:54,312 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_3d57fffd-896d-40ea-8335-603705a4c5dd/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal185.c[1246,1259] [2023-11-19 04:17:54,857 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:17:54,876 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 04:17:54,889 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_3d57fffd-896d-40ea-8335-603705a4c5dd/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal185.c[1246,1259] [2023-11-19 04:17:55,165 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:17:55,186 INFO L206 MainTranslator]: Completed translation [2023-11-19 04:17:55,186 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:17:55 WrapperNode [2023-11-19 04:17:55,186 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 04:17:55,187 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 04:17:55,187 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 04:17:55,188 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 04:17:55,195 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:17:55" (1/1) ... [2023-11-19 04:17:55,355 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:17:55" (1/1) ... [2023-11-19 04:17:55,909 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 6522 [2023-11-19 04:17:55,910 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 04:17:55,911 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 04:17:55,911 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 04:17:55,911 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 04:17:55,922 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:17:55" (1/1) ... [2023-11-19 04:17:55,922 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:17:55" (1/1) ... [2023-11-19 04:17:56,014 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:17:55" (1/1) ... [2023-11-19 04:17:56,015 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:17:55" (1/1) ... [2023-11-19 04:17:56,179 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:17:55" (1/1) ... [2023-11-19 04:17:56,217 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:17:55" (1/1) ... [2023-11-19 04:17:56,249 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:17:55" (1/1) ... [2023-11-19 04:17:56,279 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:17:55" (1/1) ... [2023-11-19 04:17:56,362 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 04:17:56,364 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 04:17:56,364 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 04:17:56,365 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 04:17:56,366 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:17:55" (1/1) ... [2023-11-19 04:17:56,375 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 04:17:56,390 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d57fffd-896d-40ea-8335-603705a4c5dd/bin/utaipan-verify-t7M7D8N6sZ/z3 [2023-11-19 04:17:56,502 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d57fffd-896d-40ea-8335-603705a4c5dd/bin/utaipan-verify-t7M7D8N6sZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-19 04:17:56,506 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d57fffd-896d-40ea-8335-603705a4c5dd/bin/utaipan-verify-t7M7D8N6sZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-19 04:17:56,543 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 04:17:56,544 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 04:17:56,544 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 04:17:56,544 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 04:17:57,264 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 04:17:57,267 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 04:18:01,834 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 04:18:17,825 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 04:18:17,825 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-19 04:18:17,829 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:18:17 BoogieIcfgContainer [2023-11-19 04:18:17,829 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 04:18:17,832 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-19 04:18:17,832 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-19 04:18:17,836 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-19 04:18:17,836 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 04:17:53" (1/3) ... [2023-11-19 04:18:17,837 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@45d6abec and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 04:18:17, skipping insertion in model container [2023-11-19 04:18:17,837 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:17:55" (2/3) ... [2023-11-19 04:18:17,838 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@45d6abec and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 04:18:17, skipping insertion in model container [2023-11-19 04:18:17,838 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:18:17" (3/3) ... [2023-11-19 04:18:17,840 INFO L112 eAbstractionObserver]: Analyzing ICFG btor2c-lazyMod.cal185.c [2023-11-19 04:18:17,864 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-19 04:18:17,865 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-19 04:18:17,924 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-19 04:18:17,931 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;@677a5217, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-19 04:18:17,931 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-19 04:18:17,936 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) [2023-11-19 04:18:17,943 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-19 04:18:17,945 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 04:18:17,945 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1] [2023-11-19 04:18:17,946 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 04:18:17,954 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 04:18:17,955 INFO L85 PathProgramCache]: Analyzing trace with hash 157499643, now seen corresponding path program 1 times [2023-11-19 04:18:17,965 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-19 04:18:17,966 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [268238442] [2023-11-19 04:18:17,966 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 04:18:17,967 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:18:19,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 04:18:19,409 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-19 04:18:20,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 04:18:20,612 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2023-11-19 04:18:20,614 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-19 04:18:20,615 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-19 04:18:20,617 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-11-19 04:18:20,622 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2023-11-19 04:18:20,627 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-19 04:18:20,716 WARN L320 BoogieBacktranslator]: Removing null node from list of ATEs: ATE program state null [2023-11-19 04:18:20,748 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 19.11 04:18:20 BoogieIcfgContainer [2023-11-19 04:18:20,751 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-19 04:18:20,754 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-19 04:18:20,755 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-19 04:18:20,755 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-19 04:18:20,756 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:18:17" (3/4) ... [2023-11-19 04:18:20,760 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-19 04:18:20,762 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-19 04:18:20,764 INFO L158 Benchmark]: Toolchain (without parser) took 26816.64ms. Allocated memory was 182.5MB in the beginning and 7.4GB in the end (delta: 7.2GB). Free memory was 148.2MB in the beginning and 6.8GB in the end (delta: -6.6GB). Peak memory consumption was 583.7MB. Max. memory is 16.1GB. [2023-11-19 04:18:20,765 INFO L158 Benchmark]: CDTParser took 0.36ms. Allocated memory is still 130.0MB. Free memory was 103.1MB in the beginning and 102.9MB in the end (delta: 139.9kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 04:18:20,766 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1237.04ms. Allocated memory is still 182.5MB. Free memory was 148.0MB in the beginning and 86.2MB in the end (delta: 61.8MB). Peak memory consumption was 82.9MB. Max. memory is 16.1GB. [2023-11-19 04:18:20,767 INFO L158 Benchmark]: Boogie Procedure Inliner took 722.75ms. Allocated memory was 182.5MB in the beginning and 268.4MB in the end (delta: 86.0MB). Free memory was 86.2MB in the beginning and 138.8MB in the end (delta: -52.6MB). Peak memory consumption was 73.2MB. Max. memory is 16.1GB. [2023-11-19 04:18:20,773 INFO L158 Benchmark]: Boogie Preprocessor took 451.80ms. Allocated memory is still 268.4MB. Free memory was 138.8MB in the beginning and 94.8MB in the end (delta: 44.0MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. [2023-11-19 04:18:20,775 INFO L158 Benchmark]: RCFGBuilder took 21465.91ms. Allocated memory was 268.4MB in the beginning and 7.4GB in the end (delta: 7.1GB). Free memory was 94.8MB in the beginning and 6.8GB in the end (delta: -6.7GB). Peak memory consumption was 792.0MB. Max. memory is 16.1GB. [2023-11-19 04:18:20,776 INFO L158 Benchmark]: TraceAbstraction took 2918.76ms. Allocated memory is still 7.4GB. Free memory was 6.8GB in the beginning and 6.8GB in the end (delta: -16.3MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 04:18:20,777 INFO L158 Benchmark]: Witness Printer took 7.62ms. Allocated memory is still 7.4GB. Free memory is still 6.8GB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 04:18:20,785 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.36ms. Allocated memory is still 130.0MB. Free memory was 103.1MB in the beginning and 102.9MB in the end (delta: 139.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1237.04ms. Allocated memory is still 182.5MB. Free memory was 148.0MB in the beginning and 86.2MB in the end (delta: 61.8MB). Peak memory consumption was 82.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 722.75ms. Allocated memory was 182.5MB in the beginning and 268.4MB in the end (delta: 86.0MB). Free memory was 86.2MB in the beginning and 138.8MB in the end (delta: -52.6MB). Peak memory consumption was 73.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 451.80ms. Allocated memory is still 268.4MB. Free memory was 138.8MB in the beginning and 94.8MB in the end (delta: 44.0MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. * RCFGBuilder took 21465.91ms. Allocated memory was 268.4MB in the beginning and 7.4GB in the end (delta: 7.1GB). Free memory was 94.8MB in the beginning and 6.8GB in the end (delta: -6.7GB). Peak memory consumption was 792.0MB. Max. memory is 16.1GB. * TraceAbstraction took 2918.76ms. Allocated memory is still 7.4GB. Free memory was 6.8GB in the beginning and 6.8GB in the end (delta: -16.3MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 7.62ms. Allocated memory is still 7.4GB. 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: 2.7s, 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: 0.2s 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 [2023-11-19 04:18:20,829 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d57fffd-896d-40ea-8335-603705a4c5dd/bin/utaipan-verify-t7M7D8N6sZ/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_3d57fffd-896d-40ea-8335-603705a4c5dd/bin/utaipan-verify-t7M7D8N6sZ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d57fffd-896d-40ea-8335-603705a4c5dd/bin/utaipan-verify-t7M7D8N6sZ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d57fffd-896d-40ea-8335-603705a4c5dd/bin/utaipan-verify-t7M7D8N6sZ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d57fffd-896d-40ea-8335-603705a4c5dd/bin/utaipan-verify-t7M7D8N6sZ/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_3d57fffd-896d-40ea-8335-603705a4c5dd/bin/utaipan-verify-t7M7D8N6sZ/config/svcomp-Reach-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d57fffd-896d-40ea-8335-603705a4c5dd/bin/utaipan-verify-t7M7D8N6sZ --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-9bd2c7f [2023-11-19 04:18:23,614 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 04:18:23,692 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d57fffd-896d-40ea-8335-603705a4c5dd/bin/utaipan-verify-t7M7D8N6sZ/config/svcomp-Reach-64bit-Taipan_Bitvector.epf [2023-11-19 04:18:23,698 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 04:18:23,698 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-19 04:18:23,727 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 04:18:23,728 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-19 04:18:23,729 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-19 04:18:23,730 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 04:18:23,730 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-19 04:18:23,731 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-19 04:18:23,731 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-19 04:18:23,732 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-19 04:18:23,733 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-19 04:18:23,733 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-19 04:18:23,734 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-19 04:18:23,735 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 04:18:23,735 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 04:18:23,736 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 04:18:23,736 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 04:18:23,737 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 04:18:23,737 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 04:18:23,738 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-19 04:18:23,738 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-19 04:18:23,739 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-19 04:18:23,739 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 04:18:23,740 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 04:18:23,740 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 04:18:23,741 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-19 04:18:23,741 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-19 04:18:23,741 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 04:18:23,742 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 04:18:23,742 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 04:18:23,743 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 04:18:23,743 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-19 04:18:23,744 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 04:18:23,746 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 04:18:23,747 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-19 04:18:23,748 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 04:18:23,749 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_3d57fffd-896d-40ea-8335-603705a4c5dd/bin/utaipan-verify-t7M7D8N6sZ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d57fffd-896d-40ea-8335-603705a4c5dd/bin/utaipan-verify-t7M7D8N6sZ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4078dc19ac6c1bfb9feff393fa580cb3de2194e5e6fafda251b099599600c808 [2023-11-19 04:18:24,213 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 04:18:24,238 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 04:18:24,242 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 04:18:24,244 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 04:18:24,245 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 04:18:24,246 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d57fffd-896d-40ea-8335-603705a4c5dd/bin/utaipan-verify-t7M7D8N6sZ/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal185.c [2023-11-19 04:18:27,406 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 04:18:27,902 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 04:18:27,903 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d57fffd-896d-40ea-8335-603705a4c5dd/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal185.c [2023-11-19 04:18:27,933 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d57fffd-896d-40ea-8335-603705a4c5dd/bin/utaipan-verify-t7M7D8N6sZ/data/40327c51f/46dd021527474eb1b4afc6940bdbdbb6/FLAG1ef885006 [2023-11-19 04:18:27,953 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d57fffd-896d-40ea-8335-603705a4c5dd/bin/utaipan-verify-t7M7D8N6sZ/data/40327c51f/46dd021527474eb1b4afc6940bdbdbb6 [2023-11-19 04:18:27,962 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 04:18:27,964 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 04:18:27,967 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 04:18:27,968 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 04:18:27,974 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 04:18:27,977 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:18:27" (1/1) ... [2023-11-19 04:18:27,979 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@17c9a345 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:18:27, skipping insertion in model container [2023-11-19 04:18:27,979 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:18:27" (1/1) ... [2023-11-19 04:18:28,151 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 04:18:28,460 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_3d57fffd-896d-40ea-8335-603705a4c5dd/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal185.c[1246,1259] [2023-11-19 04:18:29,133 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:18:29,149 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 04:18:29,164 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_3d57fffd-896d-40ea-8335-603705a4c5dd/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal185.c[1246,1259] [2023-11-19 04:18:29,406 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:18:29,422 INFO L206 MainTranslator]: Completed translation [2023-11-19 04:18:29,423 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:18:29 WrapperNode [2023-11-19 04:18:29,423 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 04:18:29,424 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 04:18:29,425 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 04:18:29,425 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 04:18:29,432 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:18:29" (1/1) ... [2023-11-19 04:18:29,519 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:18:29" (1/1) ... [2023-11-19 04:18:29,682 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 3608 [2023-11-19 04:18:29,682 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 04:18:29,684 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 04:18:29,684 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 04:18:29,684 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 04:18:29,693 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:18:29" (1/1) ... [2023-11-19 04:18:29,694 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:18:29" (1/1) ... [2023-11-19 04:18:29,716 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:18:29" (1/1) ... [2023-11-19 04:18:29,716 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:18:29" (1/1) ... [2023-11-19 04:18:29,795 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:18:29" (1/1) ... [2023-11-19 04:18:29,813 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:18:29" (1/1) ... [2023-11-19 04:18:29,829 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:18:29" (1/1) ... [2023-11-19 04:18:29,844 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:18:29" (1/1) ... [2023-11-19 04:18:29,869 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 04:18:29,870 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 04:18:29,871 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 04:18:29,871 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 04:18:29,872 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:18:29" (1/1) ... [2023-11-19 04:18:29,878 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 04:18:29,891 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d57fffd-896d-40ea-8335-603705a4c5dd/bin/utaipan-verify-t7M7D8N6sZ/z3 [2023-11-19 04:18:29,906 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d57fffd-896d-40ea-8335-603705a4c5dd/bin/utaipan-verify-t7M7D8N6sZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-19 04:18:29,924 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d57fffd-896d-40ea-8335-603705a4c5dd/bin/utaipan-verify-t7M7D8N6sZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-19 04:18:29,949 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 04:18:29,950 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-19 04:18:29,950 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 04:18:29,950 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 04:18:30,688 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 04:18:30,691 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation