./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vis_arrays_vsaR_p11.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version cf1a7837 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_910c2443-0c57-4b16-bacc-850756de04fa/bin/uautomizer-verify-uTZkv6EMXl/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_910c2443-0c57-4b16-bacc-850756de04fa/bin/uautomizer-verify-uTZkv6EMXl/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_910c2443-0c57-4b16-bacc-850756de04fa/bin/uautomizer-verify-uTZkv6EMXl/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_910c2443-0c57-4b16-bacc-850756de04fa/bin/uautomizer-verify-uTZkv6EMXl/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vis_arrays_vsaR_p11.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_910c2443-0c57-4b16-bacc-850756de04fa/bin/uautomizer-verify-uTZkv6EMXl/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_910c2443-0c57-4b16-bacc-850756de04fa/bin/uautomizer-verify-uTZkv6EMXl --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 Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash ad777bd82b2fbfc07486a835bf99ca2e475906af4a3b134d048b1c18acbc93b4 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-12 02:23:13,573 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-12 02:23:13,687 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_910c2443-0c57-4b16-bacc-850756de04fa/bin/uautomizer-verify-uTZkv6EMXl/config/svcomp-Reach-64bit-Automizer_Default.epf [2023-11-12 02:23:13,694 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-12 02:23:13,695 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-12 02:23:13,728 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-12 02:23:13,729 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-12 02:23:13,730 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-12 02:23:13,731 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-12 02:23:13,732 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-12 02:23:13,733 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-12 02:23:13,734 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-12 02:23:13,734 INFO L153 SettingsManager]: * Use SBE=true [2023-11-12 02:23:13,735 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-12 02:23:13,736 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-12 02:23:13,737 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-12 02:23:13,738 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-12 02:23:13,738 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-12 02:23:13,739 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-12 02:23:13,740 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-12 02:23:13,741 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-12 02:23:13,742 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-12 02:23:13,743 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-12 02:23:13,744 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-12 02:23:13,744 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-12 02:23:13,745 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-12 02:23:13,746 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-12 02:23:13,747 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-12 02:23:13,748 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-12 02:23:13,748 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-12 02:23:13,749 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-12 02:23:13,750 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-12 02:23:13,750 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-12 02:23:13,751 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-12 02:23:13,752 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-12 02:23:13,752 INFO L153 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-11-12 02:23:13,753 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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_910c2443-0c57-4b16-bacc-850756de04fa/bin/uautomizer-verify-uTZkv6EMXl/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_910c2443-0c57-4b16-bacc-850756de04fa/bin/uautomizer-verify-uTZkv6EMXl Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ad777bd82b2fbfc07486a835bf99ca2e475906af4a3b134d048b1c18acbc93b4 [2023-11-12 02:23:14,069 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-12 02:23:14,107 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-12 02:23:14,111 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-12 02:23:14,112 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-12 02:23:14,115 INFO L274 PluginConnector]: CDTParser initialized [2023-11-12 02:23:14,117 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_910c2443-0c57-4b16-bacc-850756de04fa/bin/uautomizer-verify-uTZkv6EMXl/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vis_arrays_vsaR_p11.c [2023-11-12 02:23:17,700 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-12 02:23:18,221 INFO L384 CDTParser]: Found 1 translation units. [2023-11-12 02:23:18,222 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_910c2443-0c57-4b16-bacc-850756de04fa/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vis_arrays_vsaR_p11.c [2023-11-12 02:23:18,249 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_910c2443-0c57-4b16-bacc-850756de04fa/bin/uautomizer-verify-uTZkv6EMXl/data/6fc44749b/ac263edae3ac48ec8532f9891219aeb7/FLAGd0361e365 [2023-11-12 02:23:18,271 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_910c2443-0c57-4b16-bacc-850756de04fa/bin/uautomizer-verify-uTZkv6EMXl/data/6fc44749b/ac263edae3ac48ec8532f9891219aeb7 [2023-11-12 02:23:18,275 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-12 02:23:18,277 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-12 02:23:18,282 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-12 02:23:18,283 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-12 02:23:18,292 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-12 02:23:18,293 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 02:23:18" (1/1) ... [2023-11-12 02:23:18,295 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@73c14c0d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:23:18, skipping insertion in model container [2023-11-12 02:23:18,295 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 02:23:18" (1/1) ... [2023-11-12 02:23:18,394 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-12 02:23:18,664 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_910c2443-0c57-4b16-bacc-850756de04fa/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vis_arrays_vsaR_p11.c[1259,1272] [2023-11-12 02:23:19,065 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 02:23:19,080 INFO L202 MainTranslator]: Completed pre-run [2023-11-12 02:23:19,097 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_910c2443-0c57-4b16-bacc-850756de04fa/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vis_arrays_vsaR_p11.c[1259,1272] [2023-11-12 02:23:19,310 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 02:23:19,329 INFO L206 MainTranslator]: Completed translation [2023-11-12 02:23:19,330 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:23:19 WrapperNode [2023-11-12 02:23:19,331 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-12 02:23:19,333 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-12 02:23:19,333 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-12 02:23:19,333 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-12 02:23:19,343 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:23:19" (1/1) ... [2023-11-12 02:23:19,426 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:23:19" (1/1) ... [2023-11-12 02:23:19,864 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 2447 [2023-11-12 02:23:19,864 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-12 02:23:19,865 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-12 02:23:19,866 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-12 02:23:19,866 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-12 02:23:19,878 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:23:19" (1/1) ... [2023-11-12 02:23:19,879 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:23:19" (1/1) ... [2023-11-12 02:23:19,951 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:23:19" (1/1) ... [2023-11-12 02:23:19,952 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:23:19" (1/1) ... [2023-11-12 02:23:20,065 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:23:19" (1/1) ... [2023-11-12 02:23:20,085 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:23:19" (1/1) ... [2023-11-12 02:23:20,136 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:23:19" (1/1) ... [2023-11-12 02:23:20,156 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:23:19" (1/1) ... [2023-11-12 02:23:20,219 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-12 02:23:20,221 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-12 02:23:20,221 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-12 02:23:20,221 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-12 02:23:20,222 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:23:19" (1/1) ... [2023-11-12 02:23:20,231 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-12 02:23:20,247 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_910c2443-0c57-4b16-bacc-850756de04fa/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:23:20,272 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_910c2443-0c57-4b16-bacc-850756de04fa/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-12 02:23:20,292 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_910c2443-0c57-4b16-bacc-850756de04fa/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-12 02:23:20,328 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-12 02:23:20,329 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-12 02:23:20,329 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-12 02:23:20,330 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-12 02:23:20,705 INFO L236 CfgBuilder]: Building ICFG [2023-11-12 02:23:20,707 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-12 02:23:23,242 INFO L277 CfgBuilder]: Performing block encoding [2023-11-12 02:23:23,255 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-12 02:23:23,255 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-12 02:23:23,258 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 02:23:23 BoogieIcfgContainer [2023-11-12 02:23:23,258 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-12 02:23:23,261 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-12 02:23:23,261 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-12 02:23:23,265 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-12 02:23:23,265 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.11 02:23:18" (1/3) ... [2023-11-12 02:23:23,266 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@17c697d1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 02:23:23, skipping insertion in model container [2023-11-12 02:23:23,267 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:23:19" (2/3) ... [2023-11-12 02:23:23,267 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@17c697d1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 02:23:23, skipping insertion in model container [2023-11-12 02:23:23,267 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 02:23:23" (3/3) ... [2023-11-12 02:23:23,269 INFO L112 eAbstractionObserver]: Analyzing ICFG btor2c-lazyMod.vis_arrays_vsaR_p11.c [2023-11-12 02:23:23,291 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-12 02:23:23,291 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-12 02:23:23,361 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-12 02:23:23,370 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=PETRI_NET, 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;@5e2d16f3, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2023-11-12 02:23:23,370 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-12 02:23:23,378 INFO L276 IsEmpty]: Start isEmpty. Operand has 417 states, 415 states have (on average 1.6626506024096386) internal successors, (690), 416 states have internal predecessors, (690), 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 02:23:23,389 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-11-12 02:23:23,390 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 02:23:23,391 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-12 02:23:23,391 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-12 02:23:23,398 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 02:23:23,399 INFO L85 PathProgramCache]: Analyzing trace with hash 51888627, now seen corresponding path program 1 times [2023-11-12 02:23:23,411 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-12 02:23:23,411 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2058677918] [2023-11-12 02:23:23,412 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 02:23:23,413 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 02:23:23,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:23:24,456 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-12 02:23:24,457 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-12 02:23:24,457 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2058677918] [2023-11-12 02:23:24,458 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2058677918] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-12 02:23:24,459 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-12 02:23:24,459 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-12 02:23:24,461 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1975178981] [2023-11-12 02:23:24,462 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-12 02:23:24,468 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-12 02:23:24,468 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-12 02:23:24,524 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-12 02:23:24,525 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-12 02:23:24,529 INFO L87 Difference]: Start difference. First operand has 417 states, 415 states have (on average 1.6626506024096386) internal successors, (690), 416 states have internal predecessors, (690), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 4 states, 4 states have (on average 13.25) internal successors, (53), 4 states have internal predecessors, (53), 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 02:23:24,713 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-12 02:23:24,714 INFO L93 Difference]: Finished difference Result 791 states and 1313 transitions. [2023-11-12 02:23:24,715 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-12 02:23:24,717 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 13.25) internal successors, (53), 4 states have internal predecessors, (53), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 53 [2023-11-12 02:23:24,718 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-12 02:23:24,747 INFO L225 Difference]: With dead ends: 791 [2023-11-12 02:23:24,747 INFO L226 Difference]: Without dead ends: 415 [2023-11-12 02:23:24,756 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-12 02:23:24,761 INFO L413 NwaCegarLoop]: 682 mSDtfsCounter, 1 mSDsluCounter, 1358 mSDsCounter, 0 mSdLazyCounter, 10 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 2040 SdHoareTripleChecker+Invalid, 11 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 10 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-12 02:23:24,763 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 2040 Invalid, 11 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 10 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-12 02:23:24,781 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 415 states. [2023-11-12 02:23:24,827 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 415 to 415. [2023-11-12 02:23:24,830 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 415 states, 414 states have (on average 1.6570048309178744) internal successors, (686), 414 states have internal predecessors, (686), 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 02:23:24,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 415 states to 415 states and 686 transitions. [2023-11-12 02:23:24,837 INFO L78 Accepts]: Start accepts. Automaton has 415 states and 686 transitions. Word has length 53 [2023-11-12 02:23:24,837 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-12 02:23:24,838 INFO L495 AbstractCegarLoop]: Abstraction has 415 states and 686 transitions. [2023-11-12 02:23:24,838 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 13.25) internal successors, (53), 4 states have internal predecessors, (53), 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 02:23:24,838 INFO L276 IsEmpty]: Start isEmpty. Operand 415 states and 686 transitions. [2023-11-12 02:23:24,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-11-12 02:23:24,841 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 02:23:24,841 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-12 02:23:24,842 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-11-12 02:23:24,842 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-12 02:23:24,843 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 02:23:24,843 INFO L85 PathProgramCache]: Analyzing trace with hash 1610272673, now seen corresponding path program 1 times [2023-11-12 02:23:24,843 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-12 02:23:24,844 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [7647672] [2023-11-12 02:23:24,844 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 02:23:24,844 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 02:23:24,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:23:25,148 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-12 02:23:25,148 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-12 02:23:25,149 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [7647672] [2023-11-12 02:23:25,149 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [7647672] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-12 02:23:25,149 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-12 02:23:25,150 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-12 02:23:25,150 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1577130469] [2023-11-12 02:23:25,150 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-12 02:23:25,152 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-12 02:23:25,153 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-12 02:23:25,153 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-12 02:23:25,154 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-12 02:23:25,154 INFO L87 Difference]: Start difference. First operand 415 states and 686 transitions. Second operand has 4 states, 4 states have (on average 13.5) internal successors, (54), 4 states have internal predecessors, (54), 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 02:23:25,235 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-12 02:23:25,236 INFO L93 Difference]: Finished difference Result 792 states and 1309 transitions. [2023-11-12 02:23:25,236 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-12 02:23:25,237 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 13.5) internal successors, (54), 4 states have internal predecessors, (54), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 54 [2023-11-12 02:23:25,237 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-12 02:23:25,240 INFO L225 Difference]: With dead ends: 792 [2023-11-12 02:23:25,240 INFO L226 Difference]: Without dead ends: 418 [2023-11-12 02:23:25,247 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-12 02:23:25,250 INFO L413 NwaCegarLoop]: 682 mSDtfsCounter, 1 mSDsluCounter, 1355 mSDsCounter, 0 mSdLazyCounter, 14 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 2037 SdHoareTripleChecker+Invalid, 14 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 14 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-12 02:23:25,251 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 2037 Invalid, 14 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 14 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-12 02:23:25,255 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 418 states. [2023-11-12 02:23:25,290 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 418 to 417. [2023-11-12 02:23:25,291 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 417 states, 416 states have (on average 1.6538461538461537) internal successors, (688), 416 states have internal predecessors, (688), 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 02:23:25,293 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 417 states to 417 states and 688 transitions. [2023-11-12 02:23:25,294 INFO L78 Accepts]: Start accepts. Automaton has 417 states and 688 transitions. Word has length 54 [2023-11-12 02:23:25,294 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-12 02:23:25,294 INFO L495 AbstractCegarLoop]: Abstraction has 417 states and 688 transitions. [2023-11-12 02:23:25,295 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 13.5) internal successors, (54), 4 states have internal predecessors, (54), 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 02:23:25,295 INFO L276 IsEmpty]: Start isEmpty. Operand 417 states and 688 transitions. [2023-11-12 02:23:25,308 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-12 02:23:25,308 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 02:23:25,308 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-12 02:23:25,308 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-11-12 02:23:25,309 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-12 02:23:25,309 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 02:23:25,309 INFO L85 PathProgramCache]: Analyzing trace with hash -1831586867, now seen corresponding path program 1 times [2023-11-12 02:23:25,310 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-12 02:23:25,310 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2050653665] [2023-11-12 02:23:25,310 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 02:23:25,310 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 02:23:25,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:23:26,266 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-12 02:23:26,268 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-12 02:23:26,268 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2050653665] [2023-11-12 02:23:26,268 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2050653665] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-12 02:23:26,269 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-12 02:23:26,269 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2023-11-12 02:23:26,270 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1383127190] [2023-11-12 02:23:26,270 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-12 02:23:26,270 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-11-12 02:23:26,270 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-12 02:23:26,271 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-11-12 02:23:26,271 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2023-11-12 02:23:26,272 INFO L87 Difference]: Start difference. First operand 417 states and 688 transitions. Second operand has 7 states, 7 states have (on average 7.857142857142857) internal successors, (55), 7 states have internal predecessors, (55), 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 02:23:26,667 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-12 02:23:26,667 INFO L93 Difference]: Finished difference Result 1183 states and 1952 transitions. [2023-11-12 02:23:26,668 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2023-11-12 02:23:26,668 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 7.857142857142857) internal successors, (55), 7 states have internal predecessors, (55), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 55 [2023-11-12 02:23:26,669 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-12 02:23:26,673 INFO L225 Difference]: With dead ends: 1183 [2023-11-12 02:23:26,673 INFO L226 Difference]: Without dead ends: 807 [2023-11-12 02:23:26,674 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=38, Invalid=72, Unknown=0, NotChecked=0, Total=110 [2023-11-12 02:23:26,675 INFO L413 NwaCegarLoop]: 710 mSDtfsCounter, 1242 mSDsluCounter, 3358 mSDsCounter, 0 mSdLazyCounter, 76 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1242 SdHoareTripleChecker+Valid, 4068 SdHoareTripleChecker+Invalid, 79 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 76 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2023-11-12 02:23:26,676 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1242 Valid, 4068 Invalid, 79 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 76 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2023-11-12 02:23:26,678 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 807 states. [2023-11-12 02:23:26,689 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 807 to 425. [2023-11-12 02:23:26,690 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 425 states, 424 states have (on average 1.650943396226415) internal successors, (700), 424 states have internal predecessors, (700), 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 02:23:26,692 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 425 states to 425 states and 700 transitions. [2023-11-12 02:23:26,692 INFO L78 Accepts]: Start accepts. Automaton has 425 states and 700 transitions. Word has length 55 [2023-11-12 02:23:26,693 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-12 02:23:26,693 INFO L495 AbstractCegarLoop]: Abstraction has 425 states and 700 transitions. [2023-11-12 02:23:26,693 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 7.857142857142857) internal successors, (55), 7 states have internal predecessors, (55), 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 02:23:26,694 INFO L276 IsEmpty]: Start isEmpty. Operand 425 states and 700 transitions. [2023-11-12 02:23:26,695 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-11-12 02:23:26,695 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 02:23:26,695 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-12 02:23:26,695 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2023-11-12 02:23:26,696 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-12 02:23:26,696 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 02:23:26,696 INFO L85 PathProgramCache]: Analyzing trace with hash 262262021, now seen corresponding path program 1 times [2023-11-12 02:23:26,697 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-12 02:23:26,697 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1153743704] [2023-11-12 02:23:26,697 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 02:23:26,697 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 02:23:26,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:23:27,681 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-12 02:23:27,682 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-12 02:23:27,682 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1153743704] [2023-11-12 02:23:27,682 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1153743704] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-12 02:23:27,682 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-12 02:23:27,682 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2023-11-12 02:23:27,683 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1341171810] [2023-11-12 02:23:27,683 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-12 02:23:27,683 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2023-11-12 02:23:27,684 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-12 02:23:27,684 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2023-11-12 02:23:27,685 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=84, Unknown=0, NotChecked=0, Total=110 [2023-11-12 02:23:27,686 INFO L87 Difference]: Start difference. First operand 425 states and 700 transitions. Second operand has 11 states, 11 states have (on average 5.090909090909091) internal successors, (56), 11 states have internal predecessors, (56), 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 02:23:28,988 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-12 02:23:28,988 INFO L93 Difference]: Finished difference Result 1955 states and 3220 transitions. [2023-11-12 02:23:28,989 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2023-11-12 02:23:28,990 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 5.090909090909091) internal successors, (56), 11 states have internal predecessors, (56), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 56 [2023-11-12 02:23:28,990 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-12 02:23:28,998 INFO L225 Difference]: With dead ends: 1955 [2023-11-12 02:23:28,999 INFO L226 Difference]: Without dead ends: 1571 [2023-11-12 02:23:29,001 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 165 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=242, Invalid=628, Unknown=0, NotChecked=0, Total=870 [2023-11-12 02:23:29,010 INFO L413 NwaCegarLoop]: 1302 mSDtfsCounter, 4966 mSDsluCounter, 8533 mSDsCounter, 0 mSdLazyCounter, 291 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4966 SdHoareTripleChecker+Valid, 9835 SdHoareTripleChecker+Invalid, 294 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 291 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2023-11-12 02:23:29,011 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4966 Valid, 9835 Invalid, 294 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [3 Valid, 291 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2023-11-12 02:23:29,015 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1571 states. [2023-11-12 02:23:29,033 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1571 to 431. [2023-11-12 02:23:29,034 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 431 states, 430 states have (on average 1.6465116279069767) internal successors, (708), 430 states have internal predecessors, (708), 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 02:23:29,036 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 431 states to 431 states and 708 transitions. [2023-11-12 02:23:29,037 INFO L78 Accepts]: Start accepts. Automaton has 431 states and 708 transitions. Word has length 56 [2023-11-12 02:23:29,037 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-12 02:23:29,037 INFO L495 AbstractCegarLoop]: Abstraction has 431 states and 708 transitions. [2023-11-12 02:23:29,038 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 5.090909090909091) internal successors, (56), 11 states have internal predecessors, (56), 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 02:23:29,038 INFO L276 IsEmpty]: Start isEmpty. Operand 431 states and 708 transitions. [2023-11-12 02:23:29,044 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-11-12 02:23:29,044 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 02:23:29,045 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-12 02:23:29,045 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2023-11-12 02:23:29,045 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-12 02:23:29,045 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 02:23:29,046 INFO L85 PathProgramCache]: Analyzing trace with hash 2037269383, now seen corresponding path program 1 times [2023-11-12 02:23:29,046 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-12 02:23:29,046 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [90377387] [2023-11-12 02:23:29,046 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 02:23:29,047 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 02:23:29,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-12 02:23:29,175 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-12 02:23:29,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-12 02:23:29,327 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-12 02:23:29,327 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-12 02:23:29,328 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-12 02:23:29,330 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2023-11-12 02:23:29,336 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1] [2023-11-12 02:23:29,340 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2023-11-12 02:23:29,402 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet5 could not be translated [2023-11-12 02:23:29,403 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet4 could not be translated [2023-11-12 02:23:29,404 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet7 could not be translated [2023-11-12 02:23:29,404 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet6 could not be translated [2023-11-12 02:23:29,405 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet8 could not be translated [2023-11-12 02:23:29,406 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet9 could not be translated [2023-11-12 02:23:29,406 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet10 could not be translated [2023-11-12 02:23:29,407 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet11 could not be translated [2023-11-12 02:23:29,407 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet13 could not be translated [2023-11-12 02:23:29,407 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet12 could not be translated [2023-11-12 02:23:29,408 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet14 could not be translated [2023-11-12 02:23:29,409 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet15 could not be translated [2023-11-12 02:23:29,409 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet16 could not be translated [2023-11-12 02:23:29,410 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet17 could not be translated [2023-11-12 02:23:29,410 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet18 could not be translated [2023-11-12 02:23:29,411 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet19 could not be translated [2023-11-12 02:23:29,412 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet21 could not be translated [2023-11-12 02:23:29,412 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet20 could not be translated [2023-11-12 02:23:29,413 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet23 could not be translated [2023-11-12 02:23:29,413 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet22 could not be translated [2023-11-12 02:23:29,414 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet25 could not be translated [2023-11-12 02:23:29,414 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet24 could not be translated [2023-11-12 02:23:29,415 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet27 could not be translated [2023-11-12 02:23:29,415 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet26 could not be translated [2023-11-12 02:23:29,416 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet29 could not be translated [2023-11-12 02:23:29,416 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet28 could not be translated [2023-11-12 02:23:29,419 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet49 could not be translated [2023-11-12 02:23:29,421 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet50 could not be translated [2023-11-12 02:23:29,422 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet51 could not be translated [2023-11-12 02:23:29,424 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet52 could not be translated [2023-11-12 02:23:29,425 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet53 could not be translated [2023-11-12 02:23:29,427 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet54 could not be translated [2023-11-12 02:23:29,429 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet55 could not be translated [2023-11-12 02:23:29,431 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet56 could not be translated [2023-11-12 02:23:29,432 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet57 could not be translated [2023-11-12 02:23:29,434 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet58 could not be translated [2023-11-12 02:23:29,436 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet59 could not be translated [2023-11-12 02:23:29,436 WARN L321 BoogieBacktranslator]: Removing null node from list of ATEs: ATE program state null [2023-11-12 02:23:29,458 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 12.11 02:23:29 BoogieIcfgContainer [2023-11-12 02:23:29,458 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-12 02:23:29,459 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-12 02:23:29,459 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-12 02:23:29,459 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-12 02:23:29,460 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 02:23:23" (3/4) ... [2023-11-12 02:23:29,462 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-12 02:23:29,463 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-12 02:23:29,464 INFO L158 Benchmark]: Toolchain (without parser) took 11187.11ms. Allocated memory was 159.4MB in the beginning and 364.9MB in the end (delta: 205.5MB). Free memory was 123.3MB in the beginning and 201.6MB in the end (delta: -78.3MB). Peak memory consumption was 129.6MB. Max. memory is 16.1GB. [2023-11-12 02:23:29,464 INFO L158 Benchmark]: CDTParser took 0.85ms. Allocated memory is still 102.8MB. Free memory is still 49.0MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-12 02:23:29,464 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1049.61ms. Allocated memory is still 159.4MB. Free memory was 122.9MB in the beginning and 77.7MB in the end (delta: 45.2MB). Peak memory consumption was 46.1MB. Max. memory is 16.1GB. [2023-11-12 02:23:29,465 INFO L158 Benchmark]: Boogie Procedure Inliner took 532.10ms. Allocated memory was 159.4MB in the beginning and 207.6MB in the end (delta: 48.2MB). Free memory was 77.7MB in the beginning and 134.9MB in the end (delta: -57.1MB). Peak memory consumption was 36.9MB. Max. memory is 16.1GB. [2023-11-12 02:23:29,465 INFO L158 Benchmark]: Boogie Preprocessor took 354.43ms. Allocated memory is still 207.6MB. Free memory was 134.9MB in the beginning and 117.1MB in the end (delta: 17.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-11-12 02:23:29,465 INFO L158 Benchmark]: RCFGBuilder took 3037.77ms. Allocated memory is still 207.6MB. Free memory was 117.1MB in the beginning and 90.1MB in the end (delta: 27.0MB). Peak memory consumption was 62.8MB. Max. memory is 16.1GB. [2023-11-12 02:23:29,466 INFO L158 Benchmark]: TraceAbstraction took 6197.24ms. Allocated memory was 207.6MB in the beginning and 364.9MB in the end (delta: 157.3MB). Free memory was 89.0MB in the beginning and 202.7MB in the end (delta: -113.7MB). Peak memory consumption was 43.6MB. Max. memory is 16.1GB. [2023-11-12 02:23:29,466 INFO L158 Benchmark]: Witness Printer took 4.40ms. Allocated memory is still 364.9MB. Free memory was 202.7MB in the beginning and 201.6MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-12 02:23:29,468 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.85ms. Allocated memory is still 102.8MB. Free memory is still 49.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1049.61ms. Allocated memory is still 159.4MB. Free memory was 122.9MB in the beginning and 77.7MB in the end (delta: 45.2MB). Peak memory consumption was 46.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 532.10ms. Allocated memory was 159.4MB in the beginning and 207.6MB in the end (delta: 48.2MB). Free memory was 77.7MB in the beginning and 134.9MB in the end (delta: -57.1MB). Peak memory consumption was 36.9MB. Max. memory is 16.1GB. * Boogie Preprocessor took 354.43ms. Allocated memory is still 207.6MB. Free memory was 134.9MB in the beginning and 117.1MB in the end (delta: 17.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * RCFGBuilder took 3037.77ms. Allocated memory is still 207.6MB. Free memory was 117.1MB in the beginning and 90.1MB in the end (delta: 27.0MB). Peak memory consumption was 62.8MB. Max. memory is 16.1GB. * TraceAbstraction took 6197.24ms. Allocated memory was 207.6MB in the beginning and 364.9MB in the end (delta: 157.3MB). Free memory was 89.0MB in the beginning and 202.7MB in the end (delta: -113.7MB). Peak memory consumption was 43.6MB. Max. memory is 16.1GB. * Witness Printer took 4.40ms. Allocated memory is still 364.9MB. Free memory was 202.7MB in the beginning and 201.6MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet5 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet4 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet7 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet6 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet8 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet9 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet10 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet11 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet13 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet12 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet14 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet15 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet16 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet17 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet18 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet19 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet21 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet20 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet23 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet22 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet25 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet24 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet27 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet26 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet29 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet28 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet49 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet50 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet51 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet52 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet53 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet54 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet55 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet56 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet57 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet58 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet59 could not be translated - GenericResult: Unfinished Backtranslation The program execution was not completely translated back. * 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 189, overapproximation of bitwiseAnd at line 194. Possible FailurePath: [L26] const SORT_1 mask_SORT_1 = (SORT_1)-1 >> (sizeof(SORT_1) * 8 - 1); [L27] const SORT_1 msb_SORT_1 = (SORT_1)1 << (1 - 1); [L29] const SORT_3 mask_SORT_3 = (SORT_3)-1 >> (sizeof(SORT_3) * 8 - 5); [L30] const SORT_3 msb_SORT_3 = (SORT_3)1 << (5 - 1); [L32] const SORT_5 mask_SORT_5 = (SORT_5)-1 >> (sizeof(SORT_5) * 8 - 12); [L33] const SORT_5 msb_SORT_5 = (SORT_5)1 << (12 - 1); [L35] const SORT_10 mask_SORT_10 = (SORT_10)-1 >> (sizeof(SORT_10) * 8 - 3); [L36] const SORT_10 msb_SORT_10 = (SORT_10)1 << (3 - 1); [L38] const SORT_18 mask_SORT_18 = (SORT_18)-1 >> (sizeof(SORT_18) * 8 - 2); [L39] const SORT_18 msb_SORT_18 = (SORT_18)1 << (2 - 1); [L41] const SORT_84 mask_SORT_84 = (SORT_84)-1 >> (sizeof(SORT_84) * 8 - 4); [L42] const SORT_84 msb_SORT_84 = (SORT_84)1 << (4 - 1); [L44] const SORT_148 mask_SORT_148 = (SORT_148)-1 >> (sizeof(SORT_148) * 8 - 32); [L45] const SORT_148 msb_SORT_148 = (SORT_148)1 << (32 - 1); [L47] const SORT_5 var_7 = 0; [L48] const SORT_10 var_12 = 3; [L49] const SORT_10 var_15 = 1; [L50] const SORT_10 var_24 = 0; [L51] const SORT_1 var_28 = 0; [L52] const SORT_3 var_30 = 0; [L53] const SORT_1 var_38 = 1; [L54] const SORT_10 var_62 = 2; [L55] const SORT_10 var_70 = 4; [L56] const SORT_10 var_72 = 5; [L57] const SORT_10 var_100 = 7; [L58] const SORT_10 var_105 = 6; [L59] const SORT_148 var_150 = 0; [L60] const SORT_3 var_165 = 2; [L61] const SORT_3 var_187 = 31; [L63] SORT_1 input_2; [L64] SORT_3 input_4; [L65] SORT_5 input_6; [L66] SORT_3 input_176; [L67] SORT_3 input_177; [L68] SORT_3 input_178; [L69] SORT_3 input_186; [L70] SORT_3 input_195; [L71] SORT_3 input_196; [L72] SORT_3 input_197; [L73] SORT_3 input_200; [L74] SORT_3 input_219; [L75] SORT_3 input_220; [L76] SORT_3 input_221; [L77] SORT_3 input_224; [L78] SORT_3 input_226; [L79] SORT_18 input_240; [L80] SORT_18 input_241; [L81] SORT_18 input_242; [L83] EXPR __VERIFIER_nondet_ushort() & mask_SORT_5 VAL [mask_SORT_10=7, mask_SORT_148=4294967295, mask_SORT_18=3, mask_SORT_1=1, mask_SORT_3=31, mask_SORT_5=4095, mask_SORT_84=15, msb_SORT_10=4, msb_SORT_148=2147483648, msb_SORT_18=2, msb_SORT_1=1, msb_SORT_3=16, msb_SORT_5=2048, msb_SORT_84=8, var_100=7, var_105=6, var_12=3, var_150=0, var_15=1, var_165=2, var_187=31, var_24=0, var_28=0, var_30=0, var_38=1, var_62=2, var_70=4, var_72=5, var_7=0] [L83] SORT_5 state_8 = __VERIFIER_nondet_ushort() & mask_SORT_5; [L84] EXPR __VERIFIER_nondet_uchar() & mask_SORT_10 VAL [mask_SORT_10=7, mask_SORT_148=4294967295, mask_SORT_18=3, mask_SORT_1=1, mask_SORT_3=31, mask_SORT_5=4095, mask_SORT_84=15, msb_SORT_10=4, msb_SORT_148=2147483648, msb_SORT_18=2, msb_SORT_1=1, msb_SORT_3=16, msb_SORT_5=2048, msb_SORT_84=8, state_8=0, var_100=7, var_105=6, var_12=3, var_150=0, var_15=1, var_165=2, var_187=31, var_24=0, var_28=0, var_30=0, var_38=1, var_62=2, var_70=4, var_72=5, var_7=0] [L84] SORT_10 state_25 = __VERIFIER_nondet_uchar() & mask_SORT_10; [L85] EXPR __VERIFIER_nondet_uchar() & mask_SORT_3 VAL [mask_SORT_10=7, mask_SORT_148=4294967295, mask_SORT_18=3, mask_SORT_1=1, mask_SORT_3=31, mask_SORT_5=4095, mask_SORT_84=15, msb_SORT_10=4, msb_SORT_148=2147483648, msb_SORT_18=2, msb_SORT_1=1, msb_SORT_3=16, msb_SORT_5=2048, msb_SORT_84=8, state_25=0, state_8=0, var_100=7, var_105=6, var_12=3, var_150=0, var_15=1, var_165=2, var_187=31, var_24=0, var_28=0, var_30=0, var_38=1, var_62=2, var_70=4, var_72=5, var_7=0] [L85] SORT_3 state_31 = __VERIFIER_nondet_uchar() & mask_SORT_3; [L86] EXPR __VERIFIER_nondet_uchar() & mask_SORT_3 VAL [mask_SORT_10=7, mask_SORT_148=4294967295, mask_SORT_18=3, mask_SORT_1=1, mask_SORT_3=31, mask_SORT_5=4095, mask_SORT_84=15, msb_SORT_10=4, msb_SORT_148=2147483648, msb_SORT_18=2, msb_SORT_1=1, msb_SORT_3=16, msb_SORT_5=2048, msb_SORT_84=8, state_25=0, state_31=0, state_8=0, var_100=7, var_105=6, var_12=3, var_150=0, var_15=1, var_165=2, var_187=31, var_24=0, var_28=0, var_30=0, var_38=1, var_62=2, var_70=4, var_72=5, var_7=0] [L86] SORT_3 state_42 = __VERIFIER_nondet_uchar() & mask_SORT_3; [L87] EXPR __VERIFIER_nondet_uchar() & mask_SORT_3 VAL [mask_SORT_10=7, mask_SORT_148=4294967295, mask_SORT_18=3, mask_SORT_1=1, mask_SORT_3=31, mask_SORT_5=4095, mask_SORT_84=15, msb_SORT_10=4, msb_SORT_148=2147483648, msb_SORT_18=2, msb_SORT_1=1, msb_SORT_3=16, msb_SORT_5=2048, msb_SORT_84=8, state_25=0, state_31=0, state_42=0, state_8=0, var_100=7, var_105=6, var_12=3, var_150=0, var_15=1, var_165=2, var_187=31, var_24=0, var_28=0, var_30=0, var_38=1, var_62=2, var_70=4, var_72=5, var_7=0] [L87] SORT_3 state_44 = __VERIFIER_nondet_uchar() & mask_SORT_3; [L88] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_10=7, mask_SORT_148=4294967295, mask_SORT_18=3, mask_SORT_1=1, mask_SORT_3=31, mask_SORT_5=4095, mask_SORT_84=15, msb_SORT_10=4, msb_SORT_148=2147483648, msb_SORT_18=2, msb_SORT_1=1, msb_SORT_3=16, msb_SORT_5=2048, msb_SORT_84=8, state_25=0, state_31=0, state_42=0, state_44=0, state_8=0, var_100=7, var_105=6, var_12=3, var_150=0, var_15=1, var_165=2, var_187=31, var_24=0, var_28=0, var_30=0, var_38=1, var_62=2, var_70=4, var_72=5, var_7=0] [L88] SORT_1 state_46 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L89] EXPR __VERIFIER_nondet_uchar() & mask_SORT_3 VAL [mask_SORT_10=7, mask_SORT_148=4294967295, mask_SORT_18=3, mask_SORT_1=1, mask_SORT_3=31, mask_SORT_5=4095, mask_SORT_84=15, msb_SORT_10=4, msb_SORT_148=2147483648, msb_SORT_18=2, msb_SORT_1=1, msb_SORT_3=16, msb_SORT_5=2048, msb_SORT_84=8, state_25=0, state_31=0, state_42=0, state_44=0, state_46=0, state_8=0, var_100=7, var_105=6, var_12=3, var_150=0, var_15=1, var_165=2, var_187=31, var_24=0, var_28=0, var_30=0, var_38=1, var_62=2, var_70=4, var_72=5, var_7=0] [L89] SORT_3 state_48 = __VERIFIER_nondet_uchar() & mask_SORT_3; [L90] EXPR __VERIFIER_nondet_uchar() & mask_SORT_3 VAL [mask_SORT_10=7, mask_SORT_148=4294967295, mask_SORT_18=3, mask_SORT_1=1, mask_SORT_3=31, mask_SORT_5=4095, mask_SORT_84=15, msb_SORT_10=4, msb_SORT_148=2147483648, msb_SORT_18=2, msb_SORT_1=1, msb_SORT_3=16, msb_SORT_5=2048, msb_SORT_84=8, state_25=0, state_31=0, state_42=0, state_44=0, state_46=0, state_48=0, state_8=0, var_100=7, var_105=6, var_12=3, var_150=0, var_15=1, var_165=2, var_187=31, var_24=0, var_28=0, var_30=0, var_38=1, var_62=2, var_70=4, var_72=5, var_7=0] [L90] SORT_3 state_50 = __VERIFIER_nondet_uchar() & mask_SORT_3; [L91] EXPR __VERIFIER_nondet_uchar() & mask_SORT_3 VAL [mask_SORT_10=7, mask_SORT_148=4294967295, mask_SORT_18=3, mask_SORT_1=1, mask_SORT_3=31, mask_SORT_5=4095, mask_SORT_84=15, msb_SORT_10=4, msb_SORT_148=2147483648, msb_SORT_18=2, msb_SORT_1=1, msb_SORT_3=16, msb_SORT_5=2048, msb_SORT_84=8, state_25=0, state_31=0, state_42=0, state_44=0, state_46=0, state_48=0, state_50=0, state_8=0, var_100=7, var_105=6, var_12=3, var_150=0, var_15=1, var_165=2, var_187=31, var_24=0, var_28=0, var_30=0, var_38=1, var_62=2, var_70=4, var_72=5, var_7=0] [L91] SORT_3 state_52 = __VERIFIER_nondet_uchar() & mask_SORT_3; [L92] EXPR __VERIFIER_nondet_uchar() & mask_SORT_3 VAL [mask_SORT_10=7, mask_SORT_148=4294967295, mask_SORT_18=3, mask_SORT_1=1, mask_SORT_3=31, mask_SORT_5=4095, mask_SORT_84=15, msb_SORT_10=4, msb_SORT_148=2147483648, msb_SORT_18=2, msb_SORT_1=1, msb_SORT_3=16, msb_SORT_5=2048, msb_SORT_84=8, state_25=0, state_31=0, state_42=0, state_44=0, state_46=0, state_48=0, state_50=0, state_52=0, state_8=0, var_100=7, var_105=6, var_12=3, var_150=0, var_15=1, var_165=2, var_187=31, var_24=0, var_28=0, var_30=0, var_38=1, var_62=2, var_70=4, var_72=5, var_7=0] [L92] SORT_3 state_54 = __VERIFIER_nondet_uchar() & mask_SORT_3; [L93] EXPR __VERIFIER_nondet_uchar() & mask_SORT_3 VAL [mask_SORT_10=7, mask_SORT_148=4294967295, mask_SORT_18=3, mask_SORT_1=1, mask_SORT_3=31, mask_SORT_5=4095, mask_SORT_84=15, msb_SORT_10=4, msb_SORT_148=2147483648, msb_SORT_18=2, msb_SORT_1=1, msb_SORT_3=16, msb_SORT_5=2048, msb_SORT_84=8, state_25=0, state_31=0, state_42=0, state_44=0, state_46=0, state_48=0, state_50=0, state_52=0, state_54=0, state_8=0, var_100=7, var_105=6, var_12=3, var_150=0, var_15=1, var_165=2, var_187=31, var_24=0, var_28=0, var_30=0, var_38=1, var_62=2, var_70=4, var_72=5, var_7=0] [L93] SORT_3 state_56 = __VERIFIER_nondet_uchar() & mask_SORT_3; [L94] EXPR __VERIFIER_nondet_uchar() & mask_SORT_3 VAL [mask_SORT_10=7, mask_SORT_148=4294967295, mask_SORT_18=3, mask_SORT_1=1, mask_SORT_3=31, mask_SORT_5=4095, mask_SORT_84=15, msb_SORT_10=4, msb_SORT_148=2147483648, msb_SORT_18=2, msb_SORT_1=1, msb_SORT_3=16, msb_SORT_5=2048, msb_SORT_84=8, state_25=0, state_31=0, state_42=0, state_44=0, state_46=0, state_48=0, state_50=0, state_52=0, state_54=0, state_56=0, state_8=0, var_100=7, var_105=6, var_12=3, var_150=0, var_15=1, var_165=2, var_187=31, var_24=0, var_28=0, var_30=0, var_38=1, var_62=2, var_70=4, var_72=5, var_7=0] [L94] SORT_3 state_58 = __VERIFIER_nondet_uchar() & mask_SORT_3; [L95] EXPR __VERIFIER_nondet_uchar() & mask_SORT_3 VAL [mask_SORT_10=7, mask_SORT_148=4294967295, mask_SORT_18=3, mask_SORT_1=1, mask_SORT_3=31, mask_SORT_5=4095, mask_SORT_84=15, msb_SORT_10=4, msb_SORT_148=2147483648, msb_SORT_18=2, msb_SORT_1=1, msb_SORT_3=16, msb_SORT_5=2048, msb_SORT_84=8, state_25=0, state_31=0, state_42=0, state_44=0, state_46=0, state_48=0, state_50=0, state_52=0, state_54=0, state_56=0, state_58=0, state_8=0, var_100=7, var_105=6, var_12=3, var_150=0, var_15=1, var_165=2, var_187=31, var_24=0, var_28=0, var_30=0, var_38=1, var_62=2, var_70=4, var_72=5, var_7=0] [L95] SORT_3 state_60 = __VERIFIER_nondet_uchar() & mask_SORT_3; [L97] SORT_5 init_9_arg_1 = var_7; [L98] state_8 = init_9_arg_1 [L99] SORT_10 init_26_arg_1 = var_24; [L100] state_25 = init_26_arg_1 [L101] SORT_3 init_32_arg_1 = var_30; [L102] state_31 = init_32_arg_1 [L103] SORT_3 init_43_arg_1 = var_30; [L104] state_42 = init_43_arg_1 [L105] SORT_3 init_45_arg_1 = var_30; [L106] state_44 = init_45_arg_1 [L107] SORT_1 init_47_arg_1 = var_28; [L108] state_46 = init_47_arg_1 [L109] SORT_3 init_49_arg_1 = var_30; [L110] state_48 = init_49_arg_1 [L111] SORT_3 init_51_arg_1 = var_30; [L112] state_50 = init_51_arg_1 [L113] SORT_3 init_53_arg_1 = var_30; [L114] state_52 = init_53_arg_1 [L115] SORT_3 init_55_arg_1 = var_30; [L116] state_54 = init_55_arg_1 [L117] SORT_3 init_57_arg_1 = var_30; [L118] state_56 = init_57_arg_1 [L119] SORT_3 init_59_arg_1 = var_30; [L120] state_58 = init_59_arg_1 [L121] SORT_3 init_61_arg_1 = var_30; [L122] state_60 = init_61_arg_1 VAL [init_26_arg_1=0, init_32_arg_1=0, init_43_arg_1=0, init_45_arg_1=0, init_47_arg_1=0, init_49_arg_1=0, init_51_arg_1=0, init_53_arg_1=0, init_55_arg_1=0, init_57_arg_1=0, init_59_arg_1=0, init_61_arg_1=0, init_9_arg_1=0, mask_SORT_10=7, mask_SORT_148=4294967295, mask_SORT_18=3, mask_SORT_1=1, mask_SORT_3=31, mask_SORT_5=4095, mask_SORT_84=15, msb_SORT_10=4, msb_SORT_148=2147483648, msb_SORT_18=2, msb_SORT_1=1, msb_SORT_3=16, msb_SORT_5=2048, msb_SORT_84=8, state_25=0, state_31=0, state_42=0, state_44=0, state_46=0, state_48=0, state_50=0, state_52=0, state_54=0, state_56=0, state_58=0, state_60=0, state_8=0, var_100=7, var_105=6, var_12=3, var_150=0, var_15=1, var_165=2, var_187=31, var_24=0, var_28=0, var_30=0, var_38=1, var_62=2, var_70=4, var_72=5, var_7=0] [L125] input_2 = __VERIFIER_nondet_uchar() [L126] input_4 = __VERIFIER_nondet_uchar() [L127] input_6 = __VERIFIER_nondet_ushort() [L128] input_176 = __VERIFIER_nondet_uchar() [L129] input_177 = __VERIFIER_nondet_uchar() [L130] input_178 = __VERIFIER_nondet_uchar() [L131] input_186 = __VERIFIER_nondet_uchar() [L132] input_195 = __VERIFIER_nondet_uchar() [L133] input_196 = __VERIFIER_nondet_uchar() [L134] input_197 = __VERIFIER_nondet_uchar() [L135] input_200 = __VERIFIER_nondet_uchar() [L136] input_219 = __VERIFIER_nondet_uchar() [L137] input_220 = __VERIFIER_nondet_uchar() [L138] input_221 = __VERIFIER_nondet_uchar() [L139] input_224 = __VERIFIER_nondet_uchar() [L140] input_226 = __VERIFIER_nondet_uchar() [L141] input_240 = __VERIFIER_nondet_uchar() [L142] input_241 = __VERIFIER_nondet_uchar() [L143] input_242 = __VERIFIER_nondet_uchar() [L146] SORT_5 var_11_arg_0 = state_8; [L147] SORT_10 var_11 = var_11_arg_0 >> 9; VAL [init_26_arg_1=0, init_32_arg_1=0, init_43_arg_1=0, init_45_arg_1=0, init_47_arg_1=0, init_49_arg_1=0, init_51_arg_1=0, init_53_arg_1=0, init_55_arg_1=0, init_57_arg_1=0, init_59_arg_1=0, init_61_arg_1=0, init_9_arg_1=0, mask_SORT_10=7, mask_SORT_148=4294967295, mask_SORT_18=3, mask_SORT_1=1, mask_SORT_3=31, mask_SORT_5=4095, mask_SORT_84=15, msb_SORT_10=4, msb_SORT_148=2147483648, msb_SORT_18=2, msb_SORT_1=1, msb_SORT_3=16, msb_SORT_5=2048, msb_SORT_84=8, state_25=0, state_31=0, state_42=0, state_44=0, state_46=0, state_48=0, state_50=0, state_52=0, state_54=0, state_56=0, state_58=0, state_60=0, state_8=0, var_100=7, var_105=6, var_11=0, var_11_arg_0=0, var_12=3, var_150=0, var_15=1, var_165=2, var_187=31, var_24=0, var_28=0, var_30=0, var_38=1, var_62=2, var_70=4, var_72=5, var_7=0] [L148] EXPR var_11 & mask_SORT_10 VAL [init_26_arg_1=0, init_32_arg_1=0, init_43_arg_1=0, init_45_arg_1=0, init_47_arg_1=0, init_49_arg_1=0, init_51_arg_1=0, init_53_arg_1=0, init_55_arg_1=0, init_57_arg_1=0, init_59_arg_1=0, init_61_arg_1=0, init_9_arg_1=0, mask_SORT_10=7, mask_SORT_148=4294967295, mask_SORT_18=3, mask_SORT_1=1, mask_SORT_3=31, mask_SORT_5=4095, mask_SORT_84=15, msb_SORT_10=4, msb_SORT_148=2147483648, msb_SORT_18=2, msb_SORT_1=1, msb_SORT_3=16, msb_SORT_5=2048, msb_SORT_84=8, state_25=0, state_31=0, state_42=0, state_44=0, state_46=0, state_48=0, state_50=0, state_52=0, state_54=0, state_56=0, state_58=0, state_60=0, state_8=0, var_100=7, var_105=6, var_11=0, var_11_arg_0=0, var_12=3, var_150=0, var_15=1, var_165=2, var_187=31, var_24=0, var_28=0, var_30=0, var_38=1, var_62=2, var_70=4, var_72=5, var_7=0] [L148] var_11 = var_11 & mask_SORT_10 [L149] SORT_10 var_13_arg_0 = var_11; [L150] SORT_10 var_13_arg_1 = var_12; [L151] SORT_1 var_13 = var_13_arg_0 == var_13_arg_1; [L152] SORT_5 var_14_arg_0 = state_8; [L153] SORT_10 var_14 = var_14_arg_0 >> 0; VAL [init_26_arg_1=0, init_32_arg_1=0, init_43_arg_1=0, init_45_arg_1=0, init_47_arg_1=0, init_49_arg_1=0, init_51_arg_1=0, init_53_arg_1=0, init_55_arg_1=0, init_57_arg_1=0, init_59_arg_1=0, init_61_arg_1=0, init_9_arg_1=0, mask_SORT_10=7, mask_SORT_148=4294967295, mask_SORT_18=3, mask_SORT_1=1, mask_SORT_3=31, mask_SORT_5=4095, mask_SORT_84=15, msb_SORT_10=4, msb_SORT_148=2147483648, msb_SORT_18=2, msb_SORT_1=1, msb_SORT_3=16, msb_SORT_5=2048, msb_SORT_84=8, state_25=0, state_31=0, state_42=0, state_44=0, state_46=0, state_48=0, state_50=0, state_52=0, state_54=0, state_56=0, state_58=0, state_60=0, state_8=0, var_100=7, var_105=6, var_11=0, var_11_arg_0=0, var_12=3, var_13=0, var_13_arg_0=0, var_13_arg_1=3, var_14=0, var_14_arg_0=0, var_150=0, var_15=1, var_165=2, var_187=31, var_24=0, var_28=0, var_30=0, var_38=1, var_62=2, var_70=4, var_72=5, var_7=0] [L154] EXPR var_14 & mask_SORT_10 VAL [init_26_arg_1=0, init_32_arg_1=0, init_43_arg_1=0, init_45_arg_1=0, init_47_arg_1=0, init_49_arg_1=0, init_51_arg_1=0, init_53_arg_1=0, init_55_arg_1=0, init_57_arg_1=0, init_59_arg_1=0, init_61_arg_1=0, init_9_arg_1=0, mask_SORT_10=7, mask_SORT_148=4294967295, mask_SORT_18=3, mask_SORT_1=1, mask_SORT_3=31, mask_SORT_5=4095, mask_SORT_84=15, msb_SORT_10=4, msb_SORT_148=2147483648, msb_SORT_18=2, msb_SORT_1=1, msb_SORT_3=16, msb_SORT_5=2048, msb_SORT_84=8, state_25=0, state_31=0, state_42=0, state_44=0, state_46=0, state_48=0, state_50=0, state_52=0, state_54=0, state_56=0, state_58=0, state_60=0, state_8=0, var_100=7, var_105=6, var_11=0, var_11_arg_0=0, var_12=3, var_13=0, var_13_arg_0=0, var_13_arg_1=3, var_14=0, var_14_arg_0=0, var_150=0, var_15=1, var_165=2, var_187=31, var_24=0, var_28=0, var_30=0, var_38=1, var_62=2, var_70=4, var_72=5, var_7=0] [L154] var_14 = var_14 & mask_SORT_10 [L155] SORT_10 var_16_arg_0 = var_14; [L156] SORT_10 var_16_arg_1 = var_15; [L157] SORT_1 var_16 = var_16_arg_0 == var_16_arg_1; [L158] SORT_1 var_17_arg_0 = var_13; [L159] SORT_1 var_17_arg_1 = var_16; VAL [init_26_arg_1=0, init_32_arg_1=0, init_43_arg_1=0, init_45_arg_1=0, init_47_arg_1=0, init_49_arg_1=0, init_51_arg_1=0, init_53_arg_1=0, init_55_arg_1=0, init_57_arg_1=0, init_59_arg_1=0, init_61_arg_1=0, init_9_arg_1=0, mask_SORT_10=7, mask_SORT_148=4294967295, mask_SORT_18=3, mask_SORT_1=1, mask_SORT_3=31, mask_SORT_5=4095, mask_SORT_84=15, msb_SORT_10=4, msb_SORT_148=2147483648, msb_SORT_18=2, msb_SORT_1=1, msb_SORT_3=16, msb_SORT_5=2048, msb_SORT_84=8, state_25=0, state_31=0, state_42=0, state_44=0, state_46=0, state_48=0, state_50=0, state_52=0, state_54=0, state_56=0, state_58=0, state_60=0, state_8=0, var_100=7, var_105=6, var_11=0, var_11_arg_0=0, var_12=3, var_13=0, var_13_arg_0=0, var_13_arg_1=3, var_14=0, var_14_arg_0=0, var_150=0, var_15=1, var_165=2, var_16=0, var_16_arg_0=0, var_16_arg_1=1, var_17_arg_0=0, var_17_arg_1=0, var_187=31, var_24=0, var_28=0, var_30=0, var_38=1, var_62=2, var_70=4, var_72=5, var_7=0] [L160] EXPR var_17_arg_0 & var_17_arg_1 VAL [init_26_arg_1=0, init_32_arg_1=0, init_43_arg_1=0, init_45_arg_1=0, init_47_arg_1=0, init_49_arg_1=0, init_51_arg_1=0, init_53_arg_1=0, init_55_arg_1=0, init_57_arg_1=0, init_59_arg_1=0, init_61_arg_1=0, init_9_arg_1=0, mask_SORT_10=7, mask_SORT_148=4294967295, mask_SORT_18=3, mask_SORT_1=1, mask_SORT_3=31, mask_SORT_5=4095, mask_SORT_84=15, msb_SORT_10=4, msb_SORT_148=2147483648, msb_SORT_18=2, msb_SORT_1=1, msb_SORT_3=16, msb_SORT_5=2048, msb_SORT_84=8, state_25=0, state_31=0, state_42=0, state_44=0, state_46=0, state_48=0, state_50=0, state_52=0, state_54=0, state_56=0, state_58=0, state_60=0, state_8=0, var_100=7, var_105=6, var_11=0, var_11_arg_0=0, var_12=3, var_13=0, var_13_arg_0=0, var_13_arg_1=3, var_14=0, var_14_arg_0=0, var_150=0, var_15=1, var_165=2, var_16=0, var_16_arg_0=0, var_16_arg_1=1, var_17_arg_0=0, var_17_arg_1=0, var_187=31, var_24=0, var_28=0, var_30=0, var_38=1, var_62=2, var_70=4, var_72=5, var_7=0] [L160] SORT_1 var_17 = var_17_arg_0 & var_17_arg_1; [L161] SORT_5 var_19_arg_0 = state_8; [L162] SORT_18 var_19 = var_19_arg_0 >> 7; VAL [init_26_arg_1=0, init_32_arg_1=0, init_43_arg_1=0, init_45_arg_1=0, init_47_arg_1=0, init_49_arg_1=0, init_51_arg_1=0, init_53_arg_1=0, init_55_arg_1=0, init_57_arg_1=0, init_59_arg_1=0, init_61_arg_1=0, init_9_arg_1=0, mask_SORT_10=7, mask_SORT_148=4294967295, mask_SORT_18=3, mask_SORT_1=1, mask_SORT_3=31, mask_SORT_5=4095, mask_SORT_84=15, msb_SORT_10=4, msb_SORT_148=2147483648, msb_SORT_18=2, msb_SORT_1=1, msb_SORT_3=16, msb_SORT_5=2048, msb_SORT_84=8, state_25=0, state_31=0, state_42=0, state_44=0, state_46=0, state_48=0, state_50=0, state_52=0, state_54=0, state_56=0, state_58=0, state_60=0, state_8=0, var_100=7, var_105=6, var_11=0, var_11_arg_0=0, var_12=3, var_13=0, var_13_arg_0=0, var_13_arg_1=3, var_14=0, var_14_arg_0=0, var_150=0, var_15=1, var_165=2, var_16=0, var_16_arg_0=0, var_16_arg_1=1, var_17=0, var_17_arg_0=0, var_17_arg_1=0, var_187=31, var_19=0, var_19_arg_0=0, var_24=0, var_28=0, var_30=0, var_38=1, var_62=2, var_70=4, var_72=5, var_7=0] [L163] EXPR var_19 & mask_SORT_18 VAL [init_26_arg_1=0, init_32_arg_1=0, init_43_arg_1=0, init_45_arg_1=0, init_47_arg_1=0, init_49_arg_1=0, init_51_arg_1=0, init_53_arg_1=0, init_55_arg_1=0, init_57_arg_1=0, init_59_arg_1=0, init_61_arg_1=0, init_9_arg_1=0, mask_SORT_10=7, mask_SORT_148=4294967295, mask_SORT_18=3, mask_SORT_1=1, mask_SORT_3=31, mask_SORT_5=4095, mask_SORT_84=15, msb_SORT_10=4, msb_SORT_148=2147483648, msb_SORT_18=2, msb_SORT_1=1, msb_SORT_3=16, msb_SORT_5=2048, msb_SORT_84=8, state_25=0, state_31=0, state_42=0, state_44=0, state_46=0, state_48=0, state_50=0, state_52=0, state_54=0, state_56=0, state_58=0, state_60=0, state_8=0, var_100=7, var_105=6, var_11=0, var_11_arg_0=0, var_12=3, var_13=0, var_13_arg_0=0, var_13_arg_1=3, var_14=0, var_14_arg_0=0, var_150=0, var_15=1, var_165=2, var_16=0, var_16_arg_0=0, var_16_arg_1=1, var_17=0, var_17_arg_0=0, var_17_arg_1=0, var_187=31, var_19=0, var_19_arg_0=0, var_24=0, var_28=0, var_30=0, var_38=1, var_62=2, var_70=4, var_72=5, var_7=0] [L163] var_19 = var_19 & mask_SORT_18 [L164] SORT_5 var_20_arg_0 = state_8; [L165] SORT_18 var_20 = var_20_arg_0 >> 5; VAL [init_26_arg_1=0, init_32_arg_1=0, init_43_arg_1=0, init_45_arg_1=0, init_47_arg_1=0, init_49_arg_1=0, init_51_arg_1=0, init_53_arg_1=0, init_55_arg_1=0, init_57_arg_1=0, init_59_arg_1=0, init_61_arg_1=0, init_9_arg_1=0, mask_SORT_10=7, mask_SORT_148=4294967295, mask_SORT_18=3, mask_SORT_1=1, mask_SORT_3=31, mask_SORT_5=4095, mask_SORT_84=15, msb_SORT_10=4, msb_SORT_148=2147483648, msb_SORT_18=2, msb_SORT_1=1, msb_SORT_3=16, msb_SORT_5=2048, msb_SORT_84=8, state_25=0, state_31=0, state_42=0, state_44=0, state_46=0, state_48=0, state_50=0, state_52=0, state_54=0, state_56=0, state_58=0, state_60=0, state_8=0, var_100=7, var_105=6, var_11=0, var_11_arg_0=0, var_12=3, var_13=0, var_13_arg_0=0, var_13_arg_1=3, var_14=0, var_14_arg_0=0, var_150=0, var_15=1, var_165=2, var_16=0, var_16_arg_0=0, var_16_arg_1=1, var_17=0, var_17_arg_0=0, var_17_arg_1=0, var_187=31, var_19=0, var_19_arg_0=0, var_20=0, var_20_arg_0=0, var_24=0, var_28=0, var_30=0, var_38=1, var_62=2, var_70=4, var_72=5, var_7=0] [L166] EXPR var_20 & mask_SORT_18 VAL [init_26_arg_1=0, init_32_arg_1=0, init_43_arg_1=0, init_45_arg_1=0, init_47_arg_1=0, init_49_arg_1=0, init_51_arg_1=0, init_53_arg_1=0, init_55_arg_1=0, init_57_arg_1=0, init_59_arg_1=0, init_61_arg_1=0, init_9_arg_1=0, mask_SORT_10=7, mask_SORT_148=4294967295, mask_SORT_18=3, mask_SORT_1=1, mask_SORT_3=31, mask_SORT_5=4095, mask_SORT_84=15, msb_SORT_10=4, msb_SORT_148=2147483648, msb_SORT_18=2, msb_SORT_1=1, msb_SORT_3=16, msb_SORT_5=2048, msb_SORT_84=8, state_25=0, state_31=0, state_42=0, state_44=0, state_46=0, state_48=0, state_50=0, state_52=0, state_54=0, state_56=0, state_58=0, state_60=0, state_8=0, var_100=7, var_105=6, var_11=0, var_11_arg_0=0, var_12=3, var_13=0, var_13_arg_0=0, var_13_arg_1=3, var_14=0, var_14_arg_0=0, var_150=0, var_15=1, var_165=2, var_16=0, var_16_arg_0=0, var_16_arg_1=1, var_17=0, var_17_arg_0=0, var_17_arg_1=0, var_187=31, var_19=0, var_19_arg_0=0, var_20=0, var_20_arg_0=0, var_24=0, var_28=0, var_30=0, var_38=1, var_62=2, var_70=4, var_72=5, var_7=0] [L166] var_20 = var_20 & mask_SORT_18 [L167] SORT_18 var_21_arg_0 = var_19; [L168] SORT_18 var_21_arg_1 = var_20; [L169] SORT_1 var_21 = var_21_arg_0 == var_21_arg_1; [L170] SORT_1 var_22_arg_0 = var_17; [L171] SORT_1 var_22_arg_1 = var_21; VAL [init_26_arg_1=0, init_32_arg_1=0, init_43_arg_1=0, init_45_arg_1=0, init_47_arg_1=0, init_49_arg_1=0, init_51_arg_1=0, init_53_arg_1=0, init_55_arg_1=0, init_57_arg_1=0, init_59_arg_1=0, init_61_arg_1=0, init_9_arg_1=0, mask_SORT_10=7, mask_SORT_148=4294967295, mask_SORT_18=3, mask_SORT_1=1, mask_SORT_3=31, mask_SORT_5=4095, mask_SORT_84=15, msb_SORT_10=4, msb_SORT_148=2147483648, msb_SORT_18=2, msb_SORT_1=1, msb_SORT_3=16, msb_SORT_5=2048, msb_SORT_84=8, state_25=0, state_31=0, state_42=0, state_44=0, state_46=0, state_48=0, state_50=0, state_52=0, state_54=0, state_56=0, state_58=0, state_60=0, state_8=0, var_100=7, var_105=6, var_11=0, var_11_arg_0=0, var_12=3, var_13=0, var_13_arg_0=0, var_13_arg_1=3, var_14=0, var_14_arg_0=0, var_150=0, var_15=1, var_165=2, var_16=0, var_16_arg_0=0, var_16_arg_1=1, var_17=0, var_17_arg_0=0, var_17_arg_1=0, var_187=31, var_19=0, var_19_arg_0=0, var_20=0, var_20_arg_0=0, var_21=1, var_21_arg_0=0, var_21_arg_1=0, var_22_arg_0=0, var_22_arg_1=1, var_24=0, var_28=0, var_30=0, var_38=1, var_62=2, var_70=4, var_72=5, var_7=0] [L172] EXPR var_22_arg_0 & var_22_arg_1 VAL [init_26_arg_1=0, init_32_arg_1=0, init_43_arg_1=0, init_45_arg_1=0, init_47_arg_1=0, init_49_arg_1=0, init_51_arg_1=0, init_53_arg_1=0, init_55_arg_1=0, init_57_arg_1=0, init_59_arg_1=0, init_61_arg_1=0, init_9_arg_1=0, mask_SORT_10=7, mask_SORT_148=4294967295, mask_SORT_18=3, mask_SORT_1=1, mask_SORT_3=31, mask_SORT_5=4095, mask_SORT_84=15, msb_SORT_10=4, msb_SORT_148=2147483648, msb_SORT_18=2, msb_SORT_1=1, msb_SORT_3=16, msb_SORT_5=2048, msb_SORT_84=8, state_25=0, state_31=0, state_42=0, state_44=0, state_46=0, state_48=0, state_50=0, state_52=0, state_54=0, state_56=0, state_58=0, state_60=0, state_8=0, var_100=7, var_105=6, var_11=0, var_11_arg_0=0, var_12=3, var_13=0, var_13_arg_0=0, var_13_arg_1=3, var_14=0, var_14_arg_0=0, var_150=0, var_15=1, var_165=2, var_16=0, var_16_arg_0=0, var_16_arg_1=1, var_17=0, var_17_arg_0=0, var_17_arg_1=0, var_187=31, var_19=0, var_19_arg_0=0, var_20=0, var_20_arg_0=0, var_21=1, var_21_arg_0=0, var_21_arg_1=0, var_22_arg_0=0, var_22_arg_1=1, var_24=0, var_28=0, var_30=0, var_38=1, var_62=2, var_70=4, var_72=5, var_7=0] [L172] SORT_1 var_22 = var_22_arg_0 & var_22_arg_1; [L173] SORT_1 var_23_arg_0 = var_22; [L174] SORT_1 var_23 = ~var_23_arg_0; [L175] SORT_10 var_27_arg_0 = state_25; [L176] SORT_1 var_27 = var_27_arg_0 >> 2; VAL [init_26_arg_1=0, init_32_arg_1=0, init_43_arg_1=0, init_45_arg_1=0, init_47_arg_1=0, init_49_arg_1=0, init_51_arg_1=0, init_53_arg_1=0, init_55_arg_1=0, init_57_arg_1=0, init_59_arg_1=0, init_61_arg_1=0, init_9_arg_1=0, mask_SORT_10=7, mask_SORT_148=4294967295, mask_SORT_18=3, mask_SORT_1=1, mask_SORT_3=31, mask_SORT_5=4095, mask_SORT_84=15, msb_SORT_10=4, msb_SORT_148=2147483648, msb_SORT_18=2, msb_SORT_1=1, msb_SORT_3=16, msb_SORT_5=2048, msb_SORT_84=8, state_25=0, state_31=0, state_42=0, state_44=0, state_46=0, state_48=0, state_50=0, state_52=0, state_54=0, state_56=0, state_58=0, state_60=0, state_8=0, var_100=7, var_105=6, var_11=0, var_11_arg_0=0, var_12=3, var_13=0, var_13_arg_0=0, var_13_arg_1=3, var_14=0, var_14_arg_0=0, var_150=0, var_15=1, var_165=2, var_16=0, var_16_arg_0=0, var_16_arg_1=1, var_17=0, var_17_arg_0=0, var_17_arg_1=0, var_187=31, var_19=0, var_19_arg_0=0, var_20=0, var_20_arg_0=0, var_21=1, var_21_arg_0=0, var_21_arg_1=0, var_22=0, var_22_arg_0=0, var_22_arg_1=1, var_23=255, var_23_arg_0=0, var_24=0, var_27=0, var_27_arg_0=0, var_28=0, var_30=0, var_38=1, var_62=2, var_70=4, var_72=5, var_7=0] [L177] EXPR var_27 & mask_SORT_1 VAL [init_26_arg_1=0, init_32_arg_1=0, init_43_arg_1=0, init_45_arg_1=0, init_47_arg_1=0, init_49_arg_1=0, init_51_arg_1=0, init_53_arg_1=0, init_55_arg_1=0, init_57_arg_1=0, init_59_arg_1=0, init_61_arg_1=0, init_9_arg_1=0, mask_SORT_10=7, mask_SORT_148=4294967295, mask_SORT_18=3, mask_SORT_1=1, mask_SORT_3=31, mask_SORT_5=4095, mask_SORT_84=15, msb_SORT_10=4, msb_SORT_148=2147483648, msb_SORT_18=2, msb_SORT_1=1, msb_SORT_3=16, msb_SORT_5=2048, msb_SORT_84=8, state_25=0, state_31=0, state_42=0, state_44=0, state_46=0, state_48=0, state_50=0, state_52=0, state_54=0, state_56=0, state_58=0, state_60=0, state_8=0, var_100=7, var_105=6, var_11=0, var_11_arg_0=0, var_12=3, var_13=0, var_13_arg_0=0, var_13_arg_1=3, var_14=0, var_14_arg_0=0, var_150=0, var_15=1, var_165=2, var_16=0, var_16_arg_0=0, var_16_arg_1=1, var_17=0, var_17_arg_0=0, var_17_arg_1=0, var_187=31, var_19=0, var_19_arg_0=0, var_20=0, var_20_arg_0=0, var_21=1, var_21_arg_0=0, var_21_arg_1=0, var_22=0, var_22_arg_0=0, var_22_arg_1=1, var_23=255, var_23_arg_0=0, var_24=0, var_27=0, var_27_arg_0=0, var_28=0, var_30=0, var_38=1, var_62=2, var_70=4, var_72=5, var_7=0] [L177] var_27 = var_27 & mask_SORT_1 [L178] SORT_1 var_29_arg_0 = var_27; [L179] SORT_1 var_29_arg_1 = var_28; [L180] SORT_1 var_29 = var_29_arg_0 == var_29_arg_1; [L181] SORT_3 var_33_arg_0 = state_31; [L182] SORT_3 var_33_arg_1 = var_30; [L183] SORT_1 var_33 = var_33_arg_0 == var_33_arg_1; [L184] SORT_1 var_34_arg_0 = var_29; [L185] SORT_1 var_34_arg_1 = var_33; VAL [init_26_arg_1=0, init_32_arg_1=0, init_43_arg_1=0, init_45_arg_1=0, init_47_arg_1=0, init_49_arg_1=0, init_51_arg_1=0, init_53_arg_1=0, init_55_arg_1=0, init_57_arg_1=0, init_59_arg_1=0, init_61_arg_1=0, init_9_arg_1=0, mask_SORT_10=7, mask_SORT_148=4294967295, mask_SORT_18=3, mask_SORT_1=1, mask_SORT_3=31, mask_SORT_5=4095, mask_SORT_84=15, msb_SORT_10=4, msb_SORT_148=2147483648, msb_SORT_18=2, msb_SORT_1=1, msb_SORT_3=16, msb_SORT_5=2048, msb_SORT_84=8, state_25=0, state_31=0, state_42=0, state_44=0, state_46=0, state_48=0, state_50=0, state_52=0, state_54=0, state_56=0, state_58=0, state_60=0, state_8=0, var_100=7, var_105=6, var_11=0, var_11_arg_0=0, var_12=3, var_13=0, var_13_arg_0=0, var_13_arg_1=3, var_14=0, var_14_arg_0=0, var_150=0, var_15=1, var_165=2, var_16=0, var_16_arg_0=0, var_16_arg_1=1, var_17=0, var_17_arg_0=0, var_17_arg_1=0, var_187=31, var_19=0, var_19_arg_0=0, var_20=0, var_20_arg_0=0, var_21=1, var_21_arg_0=0, var_21_arg_1=0, var_22=0, var_22_arg_0=0, var_22_arg_1=1, var_23=255, var_23_arg_0=0, var_24=0, var_27=0, var_27_arg_0=0, var_28=0, var_29=1, var_29_arg_0=0, var_29_arg_1=0, var_30=0, var_33=1, var_33_arg_0=0, var_33_arg_1=0, var_34_arg_0=1, var_34_arg_1=1, var_38=1, var_62=2, var_70=4, var_72=5, var_7=0] [L186] EXPR var_34_arg_0 | var_34_arg_1 VAL [init_26_arg_1=0, init_32_arg_1=0, init_43_arg_1=0, init_45_arg_1=0, init_47_arg_1=0, init_49_arg_1=0, init_51_arg_1=0, init_53_arg_1=0, init_55_arg_1=0, init_57_arg_1=0, init_59_arg_1=0, init_61_arg_1=0, init_9_arg_1=0, mask_SORT_10=7, mask_SORT_148=4294967295, mask_SORT_18=3, mask_SORT_1=1, mask_SORT_3=31, mask_SORT_5=4095, mask_SORT_84=15, msb_SORT_10=4, msb_SORT_148=2147483648, msb_SORT_18=2, msb_SORT_1=1, msb_SORT_3=16, msb_SORT_5=2048, msb_SORT_84=8, state_25=0, state_31=0, state_42=0, state_44=0, state_46=0, state_48=0, state_50=0, state_52=0, state_54=0, state_56=0, state_58=0, state_60=0, state_8=0, var_100=7, var_105=6, var_11=0, var_11_arg_0=0, var_12=3, var_13=0, var_13_arg_0=0, var_13_arg_1=3, var_14=0, var_14_arg_0=0, var_150=0, var_15=1, var_165=2, var_16=0, var_16_arg_0=0, var_16_arg_1=1, var_17=0, var_17_arg_0=0, var_17_arg_1=0, var_187=31, var_19=0, var_19_arg_0=0, var_20=0, var_20_arg_0=0, var_21=1, var_21_arg_0=0, var_21_arg_1=0, var_22=0, var_22_arg_0=0, var_22_arg_1=1, var_23=255, var_23_arg_0=0, var_24=0, var_27=0, var_27_arg_0=0, var_28=0, var_29=1, var_29_arg_0=0, var_29_arg_1=0, var_30=0, var_33=1, var_33_arg_0=0, var_33_arg_1=0, var_34_arg_0=1, var_34_arg_1=1, var_38=1, var_62=2, var_70=4, var_72=5, var_7=0] [L186] SORT_1 var_34 = var_34_arg_0 | var_34_arg_1; [L187] SORT_1 var_35_arg_0 = var_23; [L188] SORT_1 var_35_arg_1 = var_34; VAL [init_26_arg_1=0, init_32_arg_1=0, init_43_arg_1=0, init_45_arg_1=0, init_47_arg_1=0, init_49_arg_1=0, init_51_arg_1=0, init_53_arg_1=0, init_55_arg_1=0, init_57_arg_1=0, init_59_arg_1=0, init_61_arg_1=0, init_9_arg_1=0, mask_SORT_10=7, mask_SORT_148=4294967295, mask_SORT_18=3, mask_SORT_1=1, mask_SORT_3=31, mask_SORT_5=4095, mask_SORT_84=15, msb_SORT_10=4, msb_SORT_148=2147483648, msb_SORT_18=2, msb_SORT_1=1, msb_SORT_3=16, msb_SORT_5=2048, msb_SORT_84=8, state_25=0, state_31=0, state_42=0, state_44=0, state_46=0, state_48=0, state_50=0, state_52=0, state_54=0, state_56=0, state_58=0, state_60=0, state_8=0, var_100=7, var_105=6, var_11=0, var_11_arg_0=0, var_12=3, var_13=0, var_13_arg_0=0, var_13_arg_1=3, var_14=0, var_14_arg_0=0, var_150=0, var_15=1, var_165=2, var_16=0, var_16_arg_0=0, var_16_arg_1=1, var_17=0, var_17_arg_0=0, var_17_arg_1=0, var_187=31, var_19=0, var_19_arg_0=0, var_20=0, var_20_arg_0=0, var_21=1, var_21_arg_0=0, var_21_arg_1=0, var_22=0, var_22_arg_0=0, var_22_arg_1=1, var_23=255, var_23_arg_0=0, var_24=0, var_27=0, var_27_arg_0=0, var_28=0, var_29=1, var_29_arg_0=0, var_29_arg_1=0, var_30=0, var_33=1, var_33_arg_0=0, var_33_arg_1=0, var_34=1, var_34_arg_0=1, var_34_arg_1=1, var_35_arg_0=255, var_35_arg_1=1, var_38=1, var_62=2, var_70=4, var_72=5, var_7=0] [L189] EXPR var_35_arg_0 | var_35_arg_1 VAL [init_26_arg_1=0, init_32_arg_1=0, init_43_arg_1=0, init_45_arg_1=0, init_47_arg_1=0, init_49_arg_1=0, init_51_arg_1=0, init_53_arg_1=0, init_55_arg_1=0, init_57_arg_1=0, init_59_arg_1=0, init_61_arg_1=0, init_9_arg_1=0, mask_SORT_10=7, mask_SORT_148=4294967295, mask_SORT_18=3, mask_SORT_1=1, mask_SORT_3=31, mask_SORT_5=4095, mask_SORT_84=15, msb_SORT_10=4, msb_SORT_148=2147483648, msb_SORT_18=2, msb_SORT_1=1, msb_SORT_3=16, msb_SORT_5=2048, msb_SORT_84=8, state_25=0, state_31=0, state_42=0, state_44=0, state_46=0, state_48=0, state_50=0, state_52=0, state_54=0, state_56=0, state_58=0, state_60=0, state_8=0, var_100=7, var_105=6, var_11=0, var_11_arg_0=0, var_12=3, var_13=0, var_13_arg_0=0, var_13_arg_1=3, var_14=0, var_14_arg_0=0, var_150=0, var_15=1, var_165=2, var_16=0, var_16_arg_0=0, var_16_arg_1=1, var_17=0, var_17_arg_0=0, var_17_arg_1=0, var_187=31, var_19=0, var_19_arg_0=0, var_20=0, var_20_arg_0=0, var_21=1, var_21_arg_0=0, var_21_arg_1=0, var_22=0, var_22_arg_0=0, var_22_arg_1=1, var_23=255, var_23_arg_0=0, var_24=0, var_27=0, var_27_arg_0=0, var_28=0, var_29=1, var_29_arg_0=0, var_29_arg_1=0, var_30=0, var_33=1, var_33_arg_0=0, var_33_arg_1=0, var_34=1, var_34_arg_0=1, var_34_arg_1=1, var_35_arg_0=255, var_35_arg_1=1, var_38=1, var_62=2, var_70=4, var_72=5, var_7=0] [L189] SORT_1 var_35 = var_35_arg_0 | var_35_arg_1; [L190] SORT_1 var_39_arg_0 = var_35; [L191] SORT_1 var_39 = ~var_39_arg_0; [L192] SORT_1 var_40_arg_0 = var_38; [L193] SORT_1 var_40_arg_1 = var_39; VAL [init_26_arg_1=0, init_32_arg_1=0, init_43_arg_1=0, init_45_arg_1=0, init_47_arg_1=0, init_49_arg_1=0, init_51_arg_1=0, init_53_arg_1=0, init_55_arg_1=0, init_57_arg_1=0, init_59_arg_1=0, init_61_arg_1=0, init_9_arg_1=0, mask_SORT_10=7, mask_SORT_148=4294967295, mask_SORT_18=3, mask_SORT_1=1, mask_SORT_3=31, mask_SORT_5=4095, mask_SORT_84=15, msb_SORT_10=4, msb_SORT_148=2147483648, msb_SORT_18=2, msb_SORT_1=1, msb_SORT_3=16, msb_SORT_5=2048, msb_SORT_84=8, state_25=0, state_31=0, state_42=0, state_44=0, state_46=0, state_48=0, state_50=0, state_52=0, state_54=0, state_56=0, state_58=0, state_60=0, state_8=0, var_100=7, var_105=6, var_11=0, var_11_arg_0=0, var_12=3, var_13=0, var_13_arg_0=0, var_13_arg_1=3, var_14=0, var_14_arg_0=0, var_150=0, var_15=1, var_165=2, var_16=0, var_16_arg_0=0, var_16_arg_1=1, var_17=0, var_17_arg_0=0, var_17_arg_1=0, var_187=31, var_19=0, var_19_arg_0=0, var_20=0, var_20_arg_0=0, var_21=1, var_21_arg_0=0, var_21_arg_1=0, var_22=0, var_22_arg_0=0, var_22_arg_1=1, var_23=255, var_23_arg_0=0, var_24=0, var_27=0, var_27_arg_0=0, var_28=0, var_29=1, var_29_arg_0=0, var_29_arg_1=0, var_30=0, var_33=1, var_33_arg_0=0, var_33_arg_1=0, var_34=1, var_34_arg_0=1, var_34_arg_1=1, var_35=0, var_35_arg_0=255, var_35_arg_1=1, var_38=1, var_39=255, var_39_arg_0=0, var_40_arg_0=1, var_40_arg_1=255, var_62=2, var_70=4, var_72=5, var_7=0] [L194] EXPR var_40_arg_0 & var_40_arg_1 VAL [init_26_arg_1=0, init_32_arg_1=0, init_43_arg_1=0, init_45_arg_1=0, init_47_arg_1=0, init_49_arg_1=0, init_51_arg_1=0, init_53_arg_1=0, init_55_arg_1=0, init_57_arg_1=0, init_59_arg_1=0, init_61_arg_1=0, init_9_arg_1=0, mask_SORT_10=7, mask_SORT_148=4294967295, mask_SORT_18=3, mask_SORT_1=1, mask_SORT_3=31, mask_SORT_5=4095, mask_SORT_84=15, msb_SORT_10=4, msb_SORT_148=2147483648, msb_SORT_18=2, msb_SORT_1=1, msb_SORT_3=16, msb_SORT_5=2048, msb_SORT_84=8, state_25=0, state_31=0, state_42=0, state_44=0, state_46=0, state_48=0, state_50=0, state_52=0, state_54=0, state_56=0, state_58=0, state_60=0, state_8=0, var_100=7, var_105=6, var_11=0, var_11_arg_0=0, var_12=3, var_13=0, var_13_arg_0=0, var_13_arg_1=3, var_14=0, var_14_arg_0=0, var_150=0, var_15=1, var_165=2, var_16=0, var_16_arg_0=0, var_16_arg_1=1, var_17=0, var_17_arg_0=0, var_17_arg_1=0, var_187=31, var_19=0, var_19_arg_0=0, var_20=0, var_20_arg_0=0, var_21=1, var_21_arg_0=0, var_21_arg_1=0, var_22=0, var_22_arg_0=0, var_22_arg_1=1, var_23=255, var_23_arg_0=0, var_24=0, var_27=0, var_27_arg_0=0, var_28=0, var_29=1, var_29_arg_0=0, var_29_arg_1=0, var_30=0, var_33=1, var_33_arg_0=0, var_33_arg_1=0, var_34=1, var_34_arg_0=1, var_34_arg_1=1, var_35=0, var_35_arg_0=255, var_35_arg_1=1, var_38=1, var_39=255, var_39_arg_0=0, var_40_arg_0=1, var_40_arg_1=255, var_62=2, var_70=4, var_72=5, var_7=0] [L194] SORT_1 var_40 = var_40_arg_0 & var_40_arg_1; [L195] EXPR var_40 & mask_SORT_1 VAL [init_26_arg_1=0, init_32_arg_1=0, init_43_arg_1=0, init_45_arg_1=0, init_47_arg_1=0, init_49_arg_1=0, init_51_arg_1=0, init_53_arg_1=0, init_55_arg_1=0, init_57_arg_1=0, init_59_arg_1=0, init_61_arg_1=0, init_9_arg_1=0, mask_SORT_10=7, mask_SORT_148=4294967295, mask_SORT_18=3, mask_SORT_1=1, mask_SORT_3=31, mask_SORT_5=4095, mask_SORT_84=15, msb_SORT_10=4, msb_SORT_148=2147483648, msb_SORT_18=2, msb_SORT_1=1, msb_SORT_3=16, msb_SORT_5=2048, msb_SORT_84=8, state_25=0, state_31=0, state_42=0, state_44=0, state_46=0, state_48=0, state_50=0, state_52=0, state_54=0, state_56=0, state_58=0, state_60=0, state_8=0, var_100=7, var_105=6, var_11=0, var_11_arg_0=0, var_12=3, var_13=0, var_13_arg_0=0, var_13_arg_1=3, var_14=0, var_14_arg_0=0, var_150=0, var_15=1, var_165=2, var_16=0, var_16_arg_0=0, var_16_arg_1=1, var_17=0, var_17_arg_0=0, var_17_arg_1=0, var_187=31, var_19=0, var_19_arg_0=0, var_20=0, var_20_arg_0=0, var_21=1, var_21_arg_0=0, var_21_arg_1=0, var_22=0, var_22_arg_0=0, var_22_arg_1=1, var_23=255, var_23_arg_0=0, var_24=0, var_27=0, var_27_arg_0=0, var_28=0, var_29=1, var_29_arg_0=0, var_29_arg_1=0, var_30=0, var_33=1, var_33_arg_0=0, var_33_arg_1=0, var_34=1, var_34_arg_0=1, var_34_arg_1=1, var_35=0, var_35_arg_0=255, var_35_arg_1=1, var_38=1, var_39=255, var_39_arg_0=0, var_40=1, var_40_arg_0=1, var_40_arg_1=255, var_62=2, var_70=4, var_72=5, var_7=0] [L195] var_40 = var_40 & mask_SORT_1 [L196] SORT_1 bad_41_arg_0 = var_40; [L197] CALL __VERIFIER_assert(!(bad_41_arg_0)) [L21] COND TRUE !(cond) VAL [\old(cond)=0, cond=0] [L21] reach_error() VAL [\old(cond)=0, cond=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 417 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 6.0s, OverallIterations: 5, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 2.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 6210 SdHoareTripleChecker+Valid, 0.6s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 6210 mSDsluCounter, 17980 SdHoareTripleChecker+Invalid, 0.6s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 14604 mSDsCounter, 7 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 391 IncrementalHoareTripleChecker+Invalid, 398 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 7 mSolverCounterUnsat, 3376 mSDtfsCounter, 391 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 52 GetRequests, 11 SyntacticMatches, 0 SemanticMatches, 41 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 170 ImplicationChecksByTransitivity, 1.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=431occurred in iteration=4, InterpolantAutomatonStates: 42, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 4 MinimizatonAttempts, 1523 StatesRemovedByMinimization, 3 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 2.7s InterpolantComputationTime, 274 NumberOfCodeBlocks, 274 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 214 ConstructedInterpolants, 0 QuantifiedInterpolants, 579 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 4 InterpolantComputations, 4 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 02:23:29,505 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_910c2443-0c57-4b16-bacc-850756de04fa/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_910c2443-0c57-4b16-bacc-850756de04fa/bin/uautomizer-verify-uTZkv6EMXl/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_910c2443-0c57-4b16-bacc-850756de04fa/bin/uautomizer-verify-uTZkv6EMXl/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_910c2443-0c57-4b16-bacc-850756de04fa/bin/uautomizer-verify-uTZkv6EMXl/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_910c2443-0c57-4b16-bacc-850756de04fa/bin/uautomizer-verify-uTZkv6EMXl/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vis_arrays_vsaR_p11.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_910c2443-0c57-4b16-bacc-850756de04fa/bin/uautomizer-verify-uTZkv6EMXl/config/svcomp-Reach-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_910c2443-0c57-4b16-bacc-850756de04fa/bin/uautomizer-verify-uTZkv6EMXl --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 Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash ad777bd82b2fbfc07486a835bf99ca2e475906af4a3b134d048b1c18acbc93b4 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-12 02:23:32,187 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-12 02:23:32,330 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_910c2443-0c57-4b16-bacc-850756de04fa/bin/uautomizer-verify-uTZkv6EMXl/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2023-11-12 02:23:32,342 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-12 02:23:32,342 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-12 02:23:32,388 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-12 02:23:32,389 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-12 02:23:32,390 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-12 02:23:32,391 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-12 02:23:32,396 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-12 02:23:32,397 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-12 02:23:32,397 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-12 02:23:32,398 INFO L153 SettingsManager]: * Use SBE=true [2023-11-12 02:23:32,400 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-12 02:23:32,400 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-12 02:23:32,401 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-12 02:23:32,401 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-12 02:23:32,401 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-12 02:23:32,402 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-12 02:23:32,403 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-12 02:23:32,403 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-12 02:23:32,404 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-12 02:23:32,404 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-12 02:23:32,405 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-12 02:23:32,405 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-12 02:23:32,406 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-12 02:23:32,406 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-12 02:23:32,407 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-12 02:23:32,407 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-12 02:23:32,408 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-12 02:23:32,409 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-12 02:23:32,409 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2023-11-12 02:23:32,410 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-12 02:23:32,410 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-12 02:23:32,410 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-12 02:23:32,411 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-12 02:23:32,411 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-12 02:23:32,411 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2023-11-12 02:23:32,411 INFO L153 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-11-12 02:23:32,412 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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_910c2443-0c57-4b16-bacc-850756de04fa/bin/uautomizer-verify-uTZkv6EMXl/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_910c2443-0c57-4b16-bacc-850756de04fa/bin/uautomizer-verify-uTZkv6EMXl Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ad777bd82b2fbfc07486a835bf99ca2e475906af4a3b134d048b1c18acbc93b4 [2023-11-12 02:23:32,780 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-12 02:23:32,815 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-12 02:23:32,818 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-12 02:23:32,820 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-12 02:23:32,820 INFO L274 PluginConnector]: CDTParser initialized [2023-11-12 02:23:32,822 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_910c2443-0c57-4b16-bacc-850756de04fa/bin/uautomizer-verify-uTZkv6EMXl/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vis_arrays_vsaR_p11.c [2023-11-12 02:23:36,180 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-12 02:23:36,563 INFO L384 CDTParser]: Found 1 translation units. [2023-11-12 02:23:36,564 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_910c2443-0c57-4b16-bacc-850756de04fa/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vis_arrays_vsaR_p11.c [2023-11-12 02:23:36,585 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_910c2443-0c57-4b16-bacc-850756de04fa/bin/uautomizer-verify-uTZkv6EMXl/data/f4a9b10fb/a23618b285fe4d8291fe989a3d3e95c1/FLAG93f2a83c9 [2023-11-12 02:23:36,601 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_910c2443-0c57-4b16-bacc-850756de04fa/bin/uautomizer-verify-uTZkv6EMXl/data/f4a9b10fb/a23618b285fe4d8291fe989a3d3e95c1 [2023-11-12 02:23:36,604 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-12 02:23:36,608 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-12 02:23:36,609 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-12 02:23:36,610 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-12 02:23:36,617 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-12 02:23:36,618 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 02:23:36" (1/1) ... [2023-11-12 02:23:36,619 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@20f10cc3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:23:36, skipping insertion in model container [2023-11-12 02:23:36,619 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 02:23:36" (1/1) ... [2023-11-12 02:23:36,711 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-12 02:23:36,918 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_910c2443-0c57-4b16-bacc-850756de04fa/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vis_arrays_vsaR_p11.c[1259,1272] [2023-11-12 02:23:37,213 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 02:23:37,228 INFO L202 MainTranslator]: Completed pre-run [2023-11-12 02:23:37,243 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_910c2443-0c57-4b16-bacc-850756de04fa/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vis_arrays_vsaR_p11.c[1259,1272] [2023-11-12 02:23:37,450 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 02:23:37,466 INFO L206 MainTranslator]: Completed translation [2023-11-12 02:23:37,466 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:23:37 WrapperNode [2023-11-12 02:23:37,466 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-12 02:23:37,468 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-12 02:23:37,468 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-12 02:23:37,468 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-12 02:23:37,475 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:23:37" (1/1) ... [2023-11-12 02:23:37,508 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:23:37" (1/1) ... [2023-11-12 02:23:37,599 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 1093 [2023-11-12 02:23:37,600 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-12 02:23:37,601 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-12 02:23:37,601 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-12 02:23:37,601 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-12 02:23:37,612 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:23:37" (1/1) ... [2023-11-12 02:23:37,613 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:23:37" (1/1) ... [2023-11-12 02:23:37,634 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:23:37" (1/1) ... [2023-11-12 02:23:37,636 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:23:37" (1/1) ... [2023-11-12 02:23:37,698 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:23:37" (1/1) ... [2023-11-12 02:23:37,703 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:23:37" (1/1) ... [2023-11-12 02:23:37,725 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:23:37" (1/1) ... [2023-11-12 02:23:37,747 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:23:37" (1/1) ... [2023-11-12 02:23:37,758 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-12 02:23:37,769 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-12 02:23:37,770 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-12 02:23:37,770 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-12 02:23:37,771 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:23:37" (1/1) ... [2023-11-12 02:23:37,776 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-12 02:23:37,789 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_910c2443-0c57-4b16-bacc-850756de04fa/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:23:37,805 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_910c2443-0c57-4b16-bacc-850756de04fa/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-12 02:23:37,841 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_910c2443-0c57-4b16-bacc-850756de04fa/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-12 02:23:37,848 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-12 02:23:37,849 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-12 02:23:37,849 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-12 02:23:37,849 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-12 02:23:38,161 INFO L236 CfgBuilder]: Building ICFG [2023-11-12 02:23:38,162 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-12 02:23:39,707 INFO L277 CfgBuilder]: Performing block encoding [2023-11-12 02:23:39,713 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-12 02:23:39,713 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-12 02:23:39,715 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 02:23:39 BoogieIcfgContainer [2023-11-12 02:23:39,716 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-12 02:23:39,718 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-12 02:23:39,718 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-12 02:23:39,721 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-12 02:23:39,722 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.11 02:23:36" (1/3) ... [2023-11-12 02:23:39,723 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@47a56fa8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 02:23:39, skipping insertion in model container [2023-11-12 02:23:39,723 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:23:37" (2/3) ... [2023-11-12 02:23:39,724 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@47a56fa8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 02:23:39, skipping insertion in model container [2023-11-12 02:23:39,724 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 02:23:39" (3/3) ... [2023-11-12 02:23:39,725 INFO L112 eAbstractionObserver]: Analyzing ICFG btor2c-lazyMod.vis_arrays_vsaR_p11.c [2023-11-12 02:23:39,745 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-12 02:23:39,746 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-12 02:23:39,792 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-12 02:23:39,801 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=PETRI_NET, 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;@5f854e87, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2023-11-12 02:23:39,802 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-12 02:23:39,807 INFO L276 IsEmpty]: Start isEmpty. Operand has 11 states, 9 states have (on average 1.4444444444444444) internal successors, (13), 10 states have internal predecessors, (13), 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 02:23:39,814 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-12 02:23:39,815 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 02:23:39,816 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1] [2023-11-12 02:23:39,816 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-12 02:23:39,823 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 02:23:39,823 INFO L85 PathProgramCache]: Analyzing trace with hash 28698761, now seen corresponding path program 1 times [2023-11-12 02:23:39,838 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-12 02:23:39,839 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [802401275] [2023-11-12 02:23:39,840 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 02:23:39,841 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-12 02:23:39,841 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_910c2443-0c57-4b16-bacc-850756de04fa/bin/uautomizer-verify-uTZkv6EMXl/mathsat [2023-11-12 02:23:39,852 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_910c2443-0c57-4b16-bacc-850756de04fa/bin/uautomizer-verify-uTZkv6EMXl/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-12 02:23:39,887 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_910c2443-0c57-4b16-bacc-850756de04fa/bin/uautomizer-verify-uTZkv6EMXl/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2023-11-12 02:23:40,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:23:40,172 INFO L262 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 19 conjunts are in the unsatisfiable core [2023-11-12 02:23:40,183 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 02:23:40,447 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-12 02:23:40,447 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-12 02:23:40,448 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-12 02:23:40,449 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [802401275] [2023-11-12 02:23:40,449 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [802401275] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-12 02:23:40,450 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-12 02:23:40,450 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-12 02:23:40,452 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1190051788] [2023-11-12 02:23:40,454 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-12 02:23:40,464 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-12 02:23:40,464 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-12 02:23:40,513 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-12 02:23:40,513 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-12 02:23:40,515 INFO L87 Difference]: Start difference. First operand has 11 states, 9 states have (on average 1.4444444444444444) internal successors, (13), 10 states have internal predecessors, (13), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 4 states, 4 states have (on average 1.25) internal successors, (5), 4 states have internal predecessors, (5), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-12 02:23:40,726 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-12 02:23:40,727 INFO L93 Difference]: Finished difference Result 19 states and 27 transitions. [2023-11-12 02:23:40,728 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-12 02:23:40,730 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 1.25) internal successors, (5), 4 states have internal predecessors, (5), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 5 [2023-11-12 02:23:40,730 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-12 02:23:40,738 INFO L225 Difference]: With dead ends: 19 [2023-11-12 02:23:40,738 INFO L226 Difference]: Without dead ends: 10 [2023-11-12 02:23:40,741 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-11-12 02:23:40,744 INFO L413 NwaCegarLoop]: 4 mSDtfsCounter, 3 mSDsluCounter, 7 mSDsCounter, 0 mSdLazyCounter, 9 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3 SdHoareTripleChecker+Valid, 11 SdHoareTripleChecker+Invalid, 9 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 9 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2023-11-12 02:23:40,745 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3 Valid, 11 Invalid, 9 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 9 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2023-11-12 02:23:40,763 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10 states. [2023-11-12 02:23:40,774 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10 to 9. [2023-11-12 02:23:40,775 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9 states, 8 states have (on average 1.125) internal successors, (9), 8 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-12 02:23:40,776 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 9 transitions. [2023-11-12 02:23:40,777 INFO L78 Accepts]: Start accepts. Automaton has 9 states and 9 transitions. Word has length 5 [2023-11-12 02:23:40,777 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-12 02:23:40,778 INFO L495 AbstractCegarLoop]: Abstraction has 9 states and 9 transitions. [2023-11-12 02:23:40,778 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 1.25) internal successors, (5), 4 states have internal predecessors, (5), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-12 02:23:40,778 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 9 transitions. [2023-11-12 02:23:40,778 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-12 02:23:40,779 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 02:23:40,779 INFO L195 NwaCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1] [2023-11-12 02:23:40,795 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_910c2443-0c57-4b16-bacc-850756de04fa/bin/uautomizer-verify-uTZkv6EMXl/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2023-11-12 02:23:40,994 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_910c2443-0c57-4b16-bacc-850756de04fa/bin/uautomizer-verify-uTZkv6EMXl/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-12 02:23:40,994 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-12 02:23:40,995 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 02:23:40,995 INFO L85 PathProgramCache]: Analyzing trace with hash 271073635, now seen corresponding path program 1 times [2023-11-12 02:23:40,997 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-12 02:23:40,997 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1792237316] [2023-11-12 02:23:40,998 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 02:23:40,998 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-12 02:23:40,998 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_910c2443-0c57-4b16-bacc-850756de04fa/bin/uautomizer-verify-uTZkv6EMXl/mathsat [2023-11-12 02:23:40,999 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_910c2443-0c57-4b16-bacc-850756de04fa/bin/uautomizer-verify-uTZkv6EMXl/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-12 02:23:41,008 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_910c2443-0c57-4b16-bacc-850756de04fa/bin/uautomizer-verify-uTZkv6EMXl/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2023-11-12 02:23:42,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:23:42,618 INFO L262 TraceCheckSpWp]: Trace formula consists of 960 conjuncts, 32 conjunts are in the unsatisfiable core [2023-11-12 02:23:42,633 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 02:23:42,935 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-12 02:23:42,936 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-12 02:23:43,636 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-12 02:23:43,636 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-12 02:23:43,637 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1792237316] [2023-11-12 02:23:43,637 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1792237316] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-12 02:23:43,638 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-11-12 02:23:43,639 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 8 [2023-11-12 02:23:43,643 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [970466820] [2023-11-12 02:23:43,644 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-11-12 02:23:43,646 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2023-11-12 02:23:43,646 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-12 02:23:43,647 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2023-11-12 02:23:43,648 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=38, Unknown=0, NotChecked=0, Total=56 [2023-11-12 02:23:43,648 INFO L87 Difference]: Start difference. First operand 9 states and 9 transitions. Second operand has 8 states, 8 states have (on average 1.75) internal successors, (14), 8 states have internal predecessors, (14), 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 02:23:44,022 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-12 02:23:44,022 INFO L93 Difference]: Finished difference Result 15 states and 15 transitions. [2023-11-12 02:23:44,023 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-11-12 02:23:44,023 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 1.75) internal successors, (14), 8 states have internal predecessors, (14), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 8 [2023-11-12 02:23:44,023 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-12 02:23:44,024 INFO L225 Difference]: With dead ends: 15 [2023-11-12 02:23:44,024 INFO L226 Difference]: Without dead ends: 13 [2023-11-12 02:23:44,025 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=33, Invalid=57, Unknown=0, NotChecked=0, Total=90 [2023-11-12 02:23:44,026 INFO L413 NwaCegarLoop]: 4 mSDtfsCounter, 8 mSDsluCounter, 10 mSDsCounter, 0 mSdLazyCounter, 15 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 8 SdHoareTripleChecker+Valid, 14 SdHoareTripleChecker+Invalid, 16 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 15 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2023-11-12 02:23:44,027 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [8 Valid, 14 Invalid, 16 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 15 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2023-11-12 02:23:44,027 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13 states. [2023-11-12 02:23:44,030 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13 to 12. [2023-11-12 02:23:44,031 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12 states, 11 states have (on average 1.0909090909090908) internal successors, (12), 11 states have internal predecessors, (12), 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 02:23:44,031 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 12 transitions. [2023-11-12 02:23:44,032 INFO L78 Accepts]: Start accepts. Automaton has 12 states and 12 transitions. Word has length 8 [2023-11-12 02:23:44,032 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-12 02:23:44,032 INFO L495 AbstractCegarLoop]: Abstraction has 12 states and 12 transitions. [2023-11-12 02:23:44,033 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 1.75) internal successors, (14), 8 states have internal predecessors, (14), 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 02:23:44,033 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 12 transitions. [2023-11-12 02:23:44,033 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-12 02:23:44,034 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 02:23:44,034 INFO L195 NwaCegarLoop]: trace histogram [3, 2, 2, 1, 1, 1, 1] [2023-11-12 02:23:44,059 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_910c2443-0c57-4b16-bacc-850756de04fa/bin/uautomizer-verify-uTZkv6EMXl/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2023-11-12 02:23:44,248 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_910c2443-0c57-4b16-bacc-850756de04fa/bin/uautomizer-verify-uTZkv6EMXl/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-12 02:23:44,248 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-12 02:23:44,249 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 02:23:44,249 INFO L85 PathProgramCache]: Analyzing trace with hash 1020920393, now seen corresponding path program 2 times [2023-11-12 02:23:44,252 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-12 02:23:44,252 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1879866606] [2023-11-12 02:23:44,253 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2023-11-12 02:23:44,253 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-12 02:23:44,253 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_910c2443-0c57-4b16-bacc-850756de04fa/bin/uautomizer-verify-uTZkv6EMXl/mathsat [2023-11-12 02:23:44,285 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_910c2443-0c57-4b16-bacc-850756de04fa/bin/uautomizer-verify-uTZkv6EMXl/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-12 02:23:44,322 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_910c2443-0c57-4b16-bacc-850756de04fa/bin/uautomizer-verify-uTZkv6EMXl/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2023-11-12 02:23:48,712 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2023-11-12 02:23:48,712 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-11-12 02:23:48,759 INFO L262 TraceCheckSpWp]: Trace formula consists of 1804 conjuncts, 46 conjunts are in the unsatisfiable core [2023-11-12 02:23:48,778 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 02:23:49,214 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-12 02:23:49,214 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-12 02:23:54,301 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-12 02:23:54,302 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-12 02:23:54,302 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1879866606] [2023-11-12 02:23:54,303 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1879866606] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-12 02:23:54,303 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-11-12 02:23:54,303 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 10 [2023-11-12 02:23:54,303 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1634171127] [2023-11-12 02:23:54,303 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-11-12 02:23:54,304 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2023-11-12 02:23:54,304 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-12 02:23:54,305 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2023-11-12 02:23:54,306 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=63, Unknown=1, NotChecked=0, Total=90 [2023-11-12 02:23:54,306 INFO L87 Difference]: Start difference. First operand 12 states and 12 transitions. Second operand has 10 states, 10 states have (on average 2.0) internal successors, (20), 10 states have internal predecessors, (20), 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 02:23:55,462 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-12 02:23:55,462 INFO L93 Difference]: Finished difference Result 21 states and 22 transitions. [2023-11-12 02:23:55,463 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2023-11-12 02:23:55,463 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 2.0) internal successors, (20), 10 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 11 [2023-11-12 02:23:55,463 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-12 02:23:55,464 INFO L225 Difference]: With dead ends: 21 [2023-11-12 02:23:55,464 INFO L226 Difference]: Without dead ends: 19 [2023-11-12 02:23:55,465 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 12 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 17 ImplicationChecksByTransitivity, 4.3s TimeCoverageRelationStatistics Valid=67, Invalid=142, Unknown=1, NotChecked=0, Total=210 [2023-11-12 02:23:55,466 INFO L413 NwaCegarLoop]: 4 mSDtfsCounter, 12 mSDsluCounter, 22 mSDsCounter, 0 mSdLazyCounter, 34 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 12 SdHoareTripleChecker+Valid, 26 SdHoareTripleChecker+Invalid, 37 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 34 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2023-11-12 02:23:55,466 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [12 Valid, 26 Invalid, 37 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 34 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2023-11-12 02:23:55,467 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19 states. [2023-11-12 02:23:55,472 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19 to 18. [2023-11-12 02:23:55,473 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 18 states, 17 states have (on average 1.0588235294117647) internal successors, (18), 17 states have internal predecessors, (18), 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 02:23:55,474 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 18 states and 18 transitions. [2023-11-12 02:23:55,474 INFO L78 Accepts]: Start accepts. Automaton has 18 states and 18 transitions. Word has length 11 [2023-11-12 02:23:55,474 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-12 02:23:55,474 INFO L495 AbstractCegarLoop]: Abstraction has 18 states and 18 transitions. [2023-11-12 02:23:55,475 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 2.0) internal successors, (20), 10 states have internal predecessors, (20), 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 02:23:55,475 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 18 transitions. [2023-11-12 02:23:55,475 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-12 02:23:55,476 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 02:23:55,476 INFO L195 NwaCegarLoop]: trace histogram [5, 4, 4, 1, 1, 1, 1] [2023-11-12 02:23:55,495 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_910c2443-0c57-4b16-bacc-850756de04fa/bin/uautomizer-verify-uTZkv6EMXl/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0 [2023-11-12 02:23:55,688 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_910c2443-0c57-4b16-bacc-850756de04fa/bin/uautomizer-verify-uTZkv6EMXl/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-12 02:23:55,688 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-12 02:23:55,689 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 02:23:55,689 INFO L85 PathProgramCache]: Analyzing trace with hash -1250702327, now seen corresponding path program 3 times [2023-11-12 02:23:55,695 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-12 02:23:55,696 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1683362342] [2023-11-12 02:23:55,696 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2023-11-12 02:23:55,696 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-12 02:23:55,697 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_910c2443-0c57-4b16-bacc-850756de04fa/bin/uautomizer-verify-uTZkv6EMXl/mathsat [2023-11-12 02:23:55,698 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_910c2443-0c57-4b16-bacc-850756de04fa/bin/uautomizer-verify-uTZkv6EMXl/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-12 02:23:55,707 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_910c2443-0c57-4b16-bacc-850756de04fa/bin/uautomizer-verify-uTZkv6EMXl/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Waiting until timeout for monitored process