./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.mcs.2.prop1-func-interl.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version e7bb482b Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_673b7a13-fb2f-4951-8909-60f4bf659a6c/bin/uautomizer-verify-WvqO1wxjHP/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_673b7a13-fb2f-4951-8909-60f4bf659a6c/bin/uautomizer-verify-WvqO1wxjHP/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_673b7a13-fb2f-4951-8909-60f4bf659a6c/bin/uautomizer-verify-WvqO1wxjHP/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_673b7a13-fb2f-4951-8909-60f4bf659a6c/bin/uautomizer-verify-WvqO1wxjHP/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.mcs.2.prop1-func-interl.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_673b7a13-fb2f-4951-8909-60f4bf659a6c/bin/uautomizer-verify-WvqO1wxjHP/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_673b7a13-fb2f-4951-8909-60f4bf659a6c/bin/uautomizer-verify-WvqO1wxjHP --witnessprinter.witness.filename witness.graphml --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 3c22b85d347581119638421811f37a37cce681028ee2583c8ff4c6119cb50fe4 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-e7bb482 [2023-11-06 22:21:14,556 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-06 22:21:14,647 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_673b7a13-fb2f-4951-8909-60f4bf659a6c/bin/uautomizer-verify-WvqO1wxjHP/config/svcomp-Reach-64bit-Automizer_Default.epf [2023-11-06 22:21:14,654 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-06 22:21:14,655 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-06 22:21:14,691 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-06 22:21:14,692 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-06 22:21:14,692 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-06 22:21:14,693 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-06 22:21:14,694 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-06 22:21:14,696 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-06 22:21:14,696 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-06 22:21:14,697 INFO L153 SettingsManager]: * Use SBE=true [2023-11-06 22:21:14,698 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-06 22:21:14,699 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-06 22:21:14,700 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-06 22:21:14,700 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-06 22:21:14,701 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-06 22:21:14,702 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-06 22:21:14,703 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-06 22:21:14,703 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-06 22:21:14,704 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-06 22:21:14,705 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-06 22:21:14,706 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-06 22:21:14,706 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-06 22:21:14,707 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-06 22:21:14,708 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-06 22:21:14,709 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-06 22:21:14,709 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-11-06 22:21:14,710 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-06 22:21:14,711 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-06 22:21:14,712 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-06 22:21:14,712 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-06 22:21:14,713 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-06 22:21:14,714 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-06 22:21:14,714 INFO L153 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-11-06 22:21:14,715 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_673b7a13-fb2f-4951-8909-60f4bf659a6c/bin/uautomizer-verify-WvqO1wxjHP/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_673b7a13-fb2f-4951-8909-60f4bf659a6c/bin/uautomizer-verify-WvqO1wxjHP Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3c22b85d347581119638421811f37a37cce681028ee2583c8ff4c6119cb50fe4 [2023-11-06 22:21:15,071 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-06 22:21:15,111 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-06 22:21:15,116 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-06 22:21:15,118 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-06 22:21:15,119 INFO L274 PluginConnector]: CDTParser initialized [2023-11-06 22:21:15,120 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_673b7a13-fb2f-4951-8909-60f4bf659a6c/bin/uautomizer-verify-WvqO1wxjHP/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.mcs.2.prop1-func-interl.c [2023-11-06 22:21:18,753 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-06 22:21:19,247 INFO L384 CDTParser]: Found 1 translation units. [2023-11-06 22:21:19,247 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_673b7a13-fb2f-4951-8909-60f4bf659a6c/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.mcs.2.prop1-func-interl.c [2023-11-06 22:21:19,274 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_673b7a13-fb2f-4951-8909-60f4bf659a6c/bin/uautomizer-verify-WvqO1wxjHP/data/d32c27df4/1a43a8cf58b7449e9ee1a696e97d773c/FLAG5f9ec42b5 [2023-11-06 22:21:19,296 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_673b7a13-fb2f-4951-8909-60f4bf659a6c/bin/uautomizer-verify-WvqO1wxjHP/data/d32c27df4/1a43a8cf58b7449e9ee1a696e97d773c [2023-11-06 22:21:19,306 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-06 22:21:19,310 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-06 22:21:19,315 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-06 22:21:19,317 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-06 22:21:19,324 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-06 22:21:19,325 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 10:21:19" (1/1) ... [2023-11-06 22:21:19,327 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@17a9b6c0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:21:19, skipping insertion in model container [2023-11-06 22:21:19,327 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 10:21:19" (1/1) ... [2023-11-06 22:21:19,445 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-06 22:21:19,729 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_673b7a13-fb2f-4951-8909-60f4bf659a6c/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.mcs.2.prop1-func-interl.c[1170,1183] [2023-11-06 22:21:20,396 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-06 22:21:20,410 INFO L202 MainTranslator]: Completed pre-run [2023-11-06 22:21:20,425 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_673b7a13-fb2f-4951-8909-60f4bf659a6c/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.mcs.2.prop1-func-interl.c[1170,1183] [2023-11-06 22:21:20,734 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-06 22:21:20,755 INFO L206 MainTranslator]: Completed translation [2023-11-06 22:21:20,756 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:21:20 WrapperNode [2023-11-06 22:21:20,757 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-06 22:21:20,758 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-06 22:21:20,759 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-06 22:21:20,759 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-06 22:21:20,768 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:21:20" (1/1) ... [2023-11-06 22:21:20,961 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:21:20" (1/1) ... [2023-11-06 22:21:22,603 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 9069 [2023-11-06 22:21:22,604 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-06 22:21:22,605 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-06 22:21:22,605 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-06 22:21:22,606 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-06 22:21:22,618 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:21:20" (1/1) ... [2023-11-06 22:21:22,618 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:21:20" (1/1) ... [2023-11-06 22:21:23,133 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:21:20" (1/1) ... [2023-11-06 22:21:23,140 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:21:20" (1/1) ... [2023-11-06 22:21:23,741 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:21:20" (1/1) ... [2023-11-06 22:21:23,818 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:21:20" (1/1) ... [2023-11-06 22:21:24,001 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:21:20" (1/1) ... [2023-11-06 22:21:24,045 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:21:20" (1/1) ... [2023-11-06 22:21:24,272 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-06 22:21:24,274 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-06 22:21:24,274 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-06 22:21:24,275 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-06 22:21:24,276 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:21:20" (1/1) ... [2023-11-06 22:21:24,285 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-06 22:21:24,299 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_673b7a13-fb2f-4951-8909-60f4bf659a6c/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:21:24,319 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_673b7a13-fb2f-4951-8909-60f4bf659a6c/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-06 22:21:24,342 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_673b7a13-fb2f-4951-8909-60f4bf659a6c/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-06 22:21:24,371 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-06 22:21:24,372 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-06 22:21:24,373 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-06 22:21:24,373 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-06 22:21:24,992 INFO L236 CfgBuilder]: Building ICFG [2023-11-06 22:21:24,994 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-06 22:21:32,020 INFO L277 CfgBuilder]: Performing block encoding [2023-11-06 22:21:32,062 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-06 22:21:32,062 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-06 22:21:32,069 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 10:21:32 BoogieIcfgContainer [2023-11-06 22:21:32,069 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-06 22:21:32,074 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-06 22:21:32,074 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-06 22:21:32,078 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-06 22:21:32,078 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.11 10:21:19" (1/3) ... [2023-11-06 22:21:32,080 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@77df7283 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 10:21:32, skipping insertion in model container [2023-11-06 22:21:32,080 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:21:20" (2/3) ... [2023-11-06 22:21:32,081 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@77df7283 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 10:21:32, skipping insertion in model container [2023-11-06 22:21:32,082 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 10:21:32" (3/3) ... [2023-11-06 22:21:32,084 INFO L112 eAbstractionObserver]: Analyzing ICFG btor2c-lazyMod.mcs.2.prop1-func-interl.c [2023-11-06 22:21:32,107 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-06 22:21:32,107 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-06 22:21:32,230 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-06 22:21:32,238 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=LoopsAndPotentialCycles, 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;@7f210553, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2023-11-06 22:21:32,239 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-06 22:21:32,253 INFO L276 IsEmpty]: Start isEmpty. Operand has 2050 states, 2048 states have (on average 1.6669921875) internal successors, (3414), 2049 states have internal predecessors, (3414), 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) [2023-11-06 22:21:32,276 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2023-11-06 22:21:32,276 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:21:32,277 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 22:21:32,278 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:21:32,286 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:21:32,286 INFO L85 PathProgramCache]: Analyzing trace with hash -1825378888, now seen corresponding path program 1 times [2023-11-06 22:21:32,297 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:21:32,298 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [24097316] [2023-11-06 22:21:32,299 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:21:32,299 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:21:32,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:21:33,901 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-06 22:21:33,902 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:21:33,902 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [24097316] [2023-11-06 22:21:33,903 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [24097316] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:21:33,903 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 22:21:33,904 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-06 22:21:33,906 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [370391956] [2023-11-06 22:21:33,907 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:21:33,915 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-06 22:21:33,916 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:21:33,975 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-06 22:21:33,977 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-06 22:21:33,985 INFO L87 Difference]: Start difference. First operand has 2050 states, 2048 states have (on average 1.6669921875) internal successors, (3414), 2049 states have internal predecessors, (3414), 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 31.75) internal successors, (127), 4 states have internal predecessors, (127), 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) [2023-11-06 22:21:34,280 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:21:34,280 INFO L93 Difference]: Finished difference Result 3973 states and 6621 transitions. [2023-11-06 22:21:34,282 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-06 22:21:34,284 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 31.75) internal successors, (127), 4 states have internal predecessors, (127), 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 127 [2023-11-06 22:21:34,286 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:21:34,326 INFO L225 Difference]: With dead ends: 3973 [2023-11-06 22:21:34,326 INFO L226 Difference]: Without dead ends: 2048 [2023-11-06 22:21:34,339 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 [2023-11-06 22:21:34,347 INFO L413 NwaCegarLoop]: 3406 mSDtfsCounter, 1 mSDsluCounter, 6806 mSDsCounter, 0 mSdLazyCounter, 10 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 10212 SdHoareTripleChecker+Invalid, 11 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 10 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-06 22:21:34,349 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 10212 Invalid, 11 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1 Valid, 10 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-06 22:21:34,377 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2048 states. [2023-11-06 22:21:34,486 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2048 to 2048. [2023-11-06 22:21:34,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2048 states, 2047 states have (on average 1.6658524670249144) internal successors, (3410), 2047 states have internal predecessors, (3410), 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) [2023-11-06 22:21:34,504 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2048 states to 2048 states and 3410 transitions. [2023-11-06 22:21:34,506 INFO L78 Accepts]: Start accepts. Automaton has 2048 states and 3410 transitions. Word has length 127 [2023-11-06 22:21:34,507 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:21:34,507 INFO L495 AbstractCegarLoop]: Abstraction has 2048 states and 3410 transitions. [2023-11-06 22:21:34,507 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 31.75) internal successors, (127), 4 states have internal predecessors, (127), 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) [2023-11-06 22:21:34,508 INFO L276 IsEmpty]: Start isEmpty. Operand 2048 states and 3410 transitions. [2023-11-06 22:21:34,511 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2023-11-06 22:21:34,511 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:21:34,511 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 22:21:34,512 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-11-06 22:21:34,512 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:21:34,513 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:21:34,513 INFO L85 PathProgramCache]: Analyzing trace with hash -750445000, now seen corresponding path program 1 times [2023-11-06 22:21:34,513 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:21:34,514 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [69395583] [2023-11-06 22:21:34,514 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:21:34,514 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:21:34,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:21:35,103 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-06 22:21:35,103 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:21:35,104 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [69395583] [2023-11-06 22:21:35,104 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [69395583] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:21:35,104 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 22:21:35,104 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-06 22:21:35,105 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [884695815] [2023-11-06 22:21:35,105 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:21:35,107 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-06 22:21:35,112 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:21:35,113 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-06 22:21:35,113 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-06 22:21:35,114 INFO L87 Difference]: Start difference. First operand 2048 states and 3410 transitions. Second operand has 4 states, 4 states have (on average 32.0) internal successors, (128), 4 states have internal predecessors, (128), 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) [2023-11-06 22:21:35,293 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:21:35,294 INFO L93 Difference]: Finished difference Result 3974 states and 6617 transitions. [2023-11-06 22:21:35,294 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-06 22:21:35,295 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 32.0) internal successors, (128), 4 states have internal predecessors, (128), 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 128 [2023-11-06 22:21:35,298 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:21:35,311 INFO L225 Difference]: With dead ends: 3974 [2023-11-06 22:21:35,312 INFO L226 Difference]: Without dead ends: 2051 [2023-11-06 22:21:35,321 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 [2023-11-06 22:21:35,324 INFO L413 NwaCegarLoop]: 3406 mSDtfsCounter, 1 mSDsluCounter, 6803 mSDsCounter, 0 mSdLazyCounter, 14 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 10209 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 [2023-11-06 22:21:35,325 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 10209 Invalid, 14 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 14 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-06 22:21:35,333 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2051 states. [2023-11-06 22:21:35,375 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2051 to 2050. [2023-11-06 22:21:35,381 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2050 states, 2049 states have (on average 1.6652025378233284) internal successors, (3412), 2049 states have internal predecessors, (3412), 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) [2023-11-06 22:21:35,392 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2050 states to 2050 states and 3412 transitions. [2023-11-06 22:21:35,393 INFO L78 Accepts]: Start accepts. Automaton has 2050 states and 3412 transitions. Word has length 128 [2023-11-06 22:21:35,396 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:21:35,396 INFO L495 AbstractCegarLoop]: Abstraction has 2050 states and 3412 transitions. [2023-11-06 22:21:35,397 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 32.0) internal successors, (128), 4 states have internal predecessors, (128), 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) [2023-11-06 22:21:35,397 INFO L276 IsEmpty]: Start isEmpty. Operand 2050 states and 3412 transitions. [2023-11-06 22:21:35,410 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2023-11-06 22:21:35,411 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:21:35,411 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 22:21:35,412 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-11-06 22:21:35,413 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:21:35,420 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:21:35,420 INFO L85 PathProgramCache]: Analyzing trace with hash -1999390254, now seen corresponding path program 1 times [2023-11-06 22:21:35,420 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:21:35,421 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [375536838] [2023-11-06 22:21:35,421 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:21:35,421 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:21:35,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:21:35,853 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-06 22:21:35,854 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:21:35,854 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [375536838] [2023-11-06 22:21:35,854 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [375536838] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:21:35,855 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 22:21:35,855 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-06 22:21:35,855 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1627854878] [2023-11-06 22:21:35,855 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:21:35,856 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-06 22:21:35,857 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:21:35,857 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-06 22:21:35,858 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-06 22:21:35,858 INFO L87 Difference]: Start difference. First operand 2050 states and 3412 transitions. Second operand has 4 states, 4 states have (on average 32.25) internal successors, (129), 4 states have internal predecessors, (129), 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) [2023-11-06 22:21:36,108 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:21:36,108 INFO L93 Difference]: Finished difference Result 5890 states and 9807 transitions. [2023-11-06 22:21:36,109 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-06 22:21:36,109 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 32.25) internal successors, (129), 4 states have internal predecessors, (129), 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 129 [2023-11-06 22:21:36,111 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:21:36,144 INFO L225 Difference]: With dead ends: 5890 [2023-11-06 22:21:36,144 INFO L226 Difference]: Without dead ends: 3965 [2023-11-06 22:21:36,154 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 [2023-11-06 22:21:36,162 INFO L413 NwaCegarLoop]: 3492 mSDtfsCounter, 3187 mSDsluCounter, 6885 mSDsCounter, 0 mSdLazyCounter, 19 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3187 SdHoareTripleChecker+Valid, 10377 SdHoareTripleChecker+Invalid, 19 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 19 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-06 22:21:36,163 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3187 Valid, 10377 Invalid, 19 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [0 Valid, 19 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-06 22:21:36,173 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3965 states. [2023-11-06 22:21:36,231 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3965 to 2052. [2023-11-06 22:21:36,239 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2052 states, 2051 states have (on average 1.6645538761579717) internal successors, (3414), 2051 states have internal predecessors, (3414), 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) [2023-11-06 22:21:36,251 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2052 states to 2052 states and 3414 transitions. [2023-11-06 22:21:36,251 INFO L78 Accepts]: Start accepts. Automaton has 2052 states and 3414 transitions. Word has length 129 [2023-11-06 22:21:36,253 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:21:36,254 INFO L495 AbstractCegarLoop]: Abstraction has 2052 states and 3414 transitions. [2023-11-06 22:21:36,255 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 32.25) internal successors, (129), 4 states have internal predecessors, (129), 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) [2023-11-06 22:21:36,258 INFO L276 IsEmpty]: Start isEmpty. Operand 2052 states and 3414 transitions. [2023-11-06 22:21:36,260 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2023-11-06 22:21:36,261 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:21:36,261 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 22:21:36,262 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2023-11-06 22:21:36,263 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:21:36,265 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:21:36,265 INFO L85 PathProgramCache]: Analyzing trace with hash -251648226, now seen corresponding path program 1 times [2023-11-06 22:21:36,265 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:21:36,272 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1608845788] [2023-11-06 22:21:36,273 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:21:36,273 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:21:36,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:21:36,814 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-06 22:21:36,815 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:21:36,815 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1608845788] [2023-11-06 22:21:36,815 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1608845788] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:21:36,815 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 22:21:36,815 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-06 22:21:36,816 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1418292958] [2023-11-06 22:21:36,816 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:21:36,816 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-06 22:21:36,817 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:21:36,817 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-06 22:21:36,818 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-06 22:21:36,818 INFO L87 Difference]: Start difference. First operand 2052 states and 3414 transitions. Second operand has 4 states, 4 states have (on average 32.5) internal successors, (130), 4 states have internal predecessors, (130), 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) [2023-11-06 22:21:37,029 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:21:37,029 INFO L93 Difference]: Finished difference Result 5896 states and 9813 transitions. [2023-11-06 22:21:37,030 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-06 22:21:37,030 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 32.5) internal successors, (130), 4 states have internal predecessors, (130), 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 130 [2023-11-06 22:21:37,031 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:21:37,055 INFO L225 Difference]: With dead ends: 5896 [2023-11-06 22:21:37,055 INFO L226 Difference]: Without dead ends: 3969 [2023-11-06 22:21:37,059 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 [2023-11-06 22:21:37,068 INFO L413 NwaCegarLoop]: 3487 mSDtfsCounter, 3184 mSDsluCounter, 6880 mSDsCounter, 0 mSdLazyCounter, 19 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3184 SdHoareTripleChecker+Valid, 10367 SdHoareTripleChecker+Invalid, 19 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 19 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-06 22:21:37,070 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3184 Valid, 10367 Invalid, 19 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [0 Valid, 19 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-06 22:21:37,078 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3969 states. [2023-11-06 22:21:37,145 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3969 to 2055. [2023-11-06 22:21:37,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2055 states, 2054 states have (on average 1.6645569620253164) internal successors, (3419), 2054 states have internal predecessors, (3419), 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) [2023-11-06 22:21:37,161 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2055 states to 2055 states and 3419 transitions. [2023-11-06 22:21:37,161 INFO L78 Accepts]: Start accepts. Automaton has 2055 states and 3419 transitions. Word has length 130 [2023-11-06 22:21:37,162 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:21:37,162 INFO L495 AbstractCegarLoop]: Abstraction has 2055 states and 3419 transitions. [2023-11-06 22:21:37,162 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 32.5) internal successors, (130), 4 states have internal predecessors, (130), 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) [2023-11-06 22:21:37,163 INFO L276 IsEmpty]: Start isEmpty. Operand 2055 states and 3419 transitions. [2023-11-06 22:21:37,164 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2023-11-06 22:21:37,165 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:21:37,165 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 22:21:37,165 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2023-11-06 22:21:37,166 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:21:37,166 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:21:37,166 INFO L85 PathProgramCache]: Analyzing trace with hash 1713844462, now seen corresponding path program 1 times [2023-11-06 22:21:37,167 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:21:37,167 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1183711754] [2023-11-06 22:21:37,167 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:21:37,167 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:21:37,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:21:38,257 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-06 22:21:38,258 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:21:38,258 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1183711754] [2023-11-06 22:21:38,258 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1183711754] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:21:38,258 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 22:21:38,258 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-11-06 22:21:38,259 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [345746451] [2023-11-06 22:21:38,259 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:21:38,259 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-06 22:21:38,260 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:21:38,260 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-06 22:21:38,260 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2023-11-06 22:21:38,261 INFO L87 Difference]: Start difference. First operand 2055 states and 3419 transitions. Second operand has 6 states, 6 states have (on average 21.833333333333332) internal successors, (131), 6 states have internal predecessors, (131), 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) [2023-11-06 22:21:42,316 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:21:42,316 INFO L93 Difference]: Finished difference Result 5917 states and 9845 transitions. [2023-11-06 22:21:42,322 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-11-06 22:21:42,325 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 21.833333333333332) internal successors, (131), 6 states have internal predecessors, (131), 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 131 [2023-11-06 22:21:42,327 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:21:42,370 INFO L225 Difference]: With dead ends: 5917 [2023-11-06 22:21:42,370 INFO L226 Difference]: Without dead ends: 3987 [2023-11-06 22:21:42,376 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=26, Invalid=46, Unknown=0, NotChecked=0, Total=72 [2023-11-06 22:21:42,377 INFO L413 NwaCegarLoop]: 2724 mSDtfsCounter, 9608 mSDsluCounter, 8139 mSDsCounter, 0 mSdLazyCounter, 3011 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 9608 SdHoareTripleChecker+Valid, 10863 SdHoareTripleChecker+Invalid, 3012 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 3011 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.6s IncrementalHoareTripleChecker+Time [2023-11-06 22:21:42,378 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [9608 Valid, 10863 Invalid, 3012 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1 Valid, 3011 Invalid, 0 Unknown, 0 Unchecked, 3.6s Time] [2023-11-06 22:21:42,387 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3987 states. [2023-11-06 22:21:42,449 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3987 to 2064. [2023-11-06 22:21:42,455 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2064 states, 2063 states have (on average 1.6626272418807562) internal successors, (3430), 2063 states have internal predecessors, (3430), 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) [2023-11-06 22:21:42,464 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2064 states to 2064 states and 3430 transitions. [2023-11-06 22:21:42,464 INFO L78 Accepts]: Start accepts. Automaton has 2064 states and 3430 transitions. Word has length 131 [2023-11-06 22:21:42,465 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:21:42,465 INFO L495 AbstractCegarLoop]: Abstraction has 2064 states and 3430 transitions. [2023-11-06 22:21:42,465 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 21.833333333333332) internal successors, (131), 6 states have internal predecessors, (131), 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) [2023-11-06 22:21:42,466 INFO L276 IsEmpty]: Start isEmpty. Operand 2064 states and 3430 transitions. [2023-11-06 22:21:42,467 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2023-11-06 22:21:42,468 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:21:42,468 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 22:21:42,468 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2023-11-06 22:21:42,468 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:21:42,469 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:21:42,469 INFO L85 PathProgramCache]: Analyzing trace with hash 1320817452, now seen corresponding path program 1 times [2023-11-06 22:21:42,469 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:21:42,469 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1665435697] [2023-11-06 22:21:42,470 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:21:42,470 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:21:42,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-06 22:21:42,583 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-06 22:21:42,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-06 22:21:42,815 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-06 22:21:42,815 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-06 22:21:42,817 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-06 22:21:42,819 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2023-11-06 22:21:42,823 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1] [2023-11-06 22:21:42,829 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-06 22:21:43,002 WARN L316 BoogieBacktranslator]: Removing null node from list of ATEs: ATE program state null [2023-11-06 22:21:43,058 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 06.11 10:21:43 BoogieIcfgContainer [2023-11-06 22:21:43,058 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-06 22:21:43,059 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-06 22:21:43,059 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-06 22:21:43,060 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-06 22:21:43,060 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 10:21:32" (3/4) ... [2023-11-06 22:21:43,065 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-06 22:21:43,066 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-06 22:21:43,067 INFO L158 Benchmark]: Toolchain (without parser) took 23756.46ms. Allocated memory was 157.3MB in the beginning and 1.1GB in the end (delta: 899.7MB). Free memory was 114.4MB in the beginning and 393.5MB in the end (delta: -279.1MB). Peak memory consumption was 621.1MB. Max. memory is 16.1GB. [2023-11-06 22:21:43,067 INFO L158 Benchmark]: CDTParser took 0.85ms. Allocated memory is still 115.3MB. Free memory was 81.4MB in the beginning and 81.3MB in the end (delta: 27.4kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-06 22:21:43,068 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1441.65ms. Allocated memory is still 157.3MB. Free memory was 113.9MB in the beginning and 74.1MB in the end (delta: 39.8MB). Peak memory consumption was 74.9MB. Max. memory is 16.1GB. [2023-11-06 22:21:43,069 INFO L158 Benchmark]: Boogie Procedure Inliner took 1845.95ms. Allocated memory was 157.3MB in the beginning and 528.5MB in the end (delta: 371.2MB). Free memory was 74.1MB in the beginning and 361.0MB in the end (delta: -287.0MB). Peak memory consumption was 125.8MB. Max. memory is 16.1GB. [2023-11-06 22:21:43,069 INFO L158 Benchmark]: Boogie Preprocessor took 1667.77ms. Allocated memory is still 528.5MB. Free memory was 361.0MB in the beginning and 306.0MB in the end (delta: 55.1MB). Peak memory consumption was 78.1MB. Max. memory is 16.1GB. [2023-11-06 22:21:43,070 INFO L158 Benchmark]: RCFGBuilder took 7795.55ms. Allocated memory was 528.5MB in the beginning and 1.1GB in the end (delta: 528.5MB). Free memory was 306.0MB in the beginning and 347.6MB in the end (delta: -41.6MB). Peak memory consumption was 493.2MB. Max. memory is 16.1GB. [2023-11-06 22:21:43,070 INFO L158 Benchmark]: TraceAbstraction took 10984.91ms. Allocated memory is still 1.1GB. Free memory was 346.5MB in the beginning and 394.6MB in the end (delta: -48.0MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-06 22:21:43,071 INFO L158 Benchmark]: Witness Printer took 6.85ms. Allocated memory is still 1.1GB. Free memory was 394.6MB in the beginning and 393.5MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-06 22:21:43,075 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 115.3MB. Free memory was 81.4MB in the beginning and 81.3MB in the end (delta: 27.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1441.65ms. Allocated memory is still 157.3MB. Free memory was 113.9MB in the beginning and 74.1MB in the end (delta: 39.8MB). Peak memory consumption was 74.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 1845.95ms. Allocated memory was 157.3MB in the beginning and 528.5MB in the end (delta: 371.2MB). Free memory was 74.1MB in the beginning and 361.0MB in the end (delta: -287.0MB). Peak memory consumption was 125.8MB. Max. memory is 16.1GB. * Boogie Preprocessor took 1667.77ms. Allocated memory is still 528.5MB. Free memory was 361.0MB in the beginning and 306.0MB in the end (delta: 55.1MB). Peak memory consumption was 78.1MB. Max. memory is 16.1GB. * RCFGBuilder took 7795.55ms. Allocated memory was 528.5MB in the beginning and 1.1GB in the end (delta: 528.5MB). Free memory was 306.0MB in the beginning and 347.6MB in the end (delta: -41.6MB). Peak memory consumption was 493.2MB. Max. memory is 16.1GB. * TraceAbstraction took 10984.91ms. Allocated memory is still 1.1GB. Free memory was 346.5MB in the beginning and 394.6MB in the end (delta: -48.0MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 6.85ms. Allocated memory is still 1.1GB. Free memory was 394.6MB in the beginning and 393.5MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 21]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of bitwiseAnd at line 291. 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_2 mask_SORT_2 = (SORT_2)-1 >> (sizeof(SORT_2) * 8 - 8); [L30] const SORT_2 msb_SORT_2 = (SORT_2)1 << (8 - 1); [L32] const SORT_3 mask_SORT_3 = (SORT_3)-1 >> (sizeof(SORT_3) * 8 - 32); [L33] const SORT_3 msb_SORT_3 = (SORT_3)1 << (32 - 1); [L35] const SORT_2 var_4 = 0; [L36] const SORT_1 var_25 = 0; [L37] const SORT_3 var_88 = 1; [L38] const SORT_3 var_89 = 0; [L39] const SORT_2 var_98 = 255; [L40] const SORT_2 var_100 = 0; [L41] const SORT_2 var_103 = 2; [L42] const SORT_2 var_107 = 1; [L44] SORT_1 input_99; [L45] SORT_1 input_104; [L46] SORT_1 input_108; [L47] SORT_1 input_111; [L48] SORT_1 input_123; [L49] SORT_1 input_135; [L50] SORT_1 input_147; [L51] SORT_1 input_148; [L52] SORT_1 input_152; [L53] SORT_1 input_153; [L54] SORT_1 input_157; [L55] SORT_1 input_158; [L56] SORT_1 input_162; [L57] SORT_1 input_163; [L58] SORT_1 input_164; [L59] SORT_1 input_165; [L60] SORT_1 input_166; [L61] SORT_1 input_167; [L62] SORT_1 input_191; [L63] SORT_1 input_193; [L64] SORT_1 input_203; [L65] SORT_1 input_208; [L66] SORT_1 input_210; [L67] SORT_1 input_215; [L68] SORT_1 input_219; [L69] SORT_1 input_234; [L70] SORT_1 input_236; [L71] SORT_1 input_246; [L72] SORT_1 input_251; [L73] SORT_1 input_253; [L74] SORT_1 input_258; [L75] SORT_1 input_262; [L76] SORT_1 input_277; [L77] SORT_1 input_279; [L78] SORT_1 input_289; [L79] SORT_1 input_294; [L80] SORT_1 input_296; [L81] SORT_1 input_301; [L82] SORT_1 input_305; [L84] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 VAL [__VERIFIER_nondet_uchar() & mask_SORT_2=0, __VERIFIER_nondet_uchar()=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_3=4294967295, msb_SORT_1=1, msb_SORT_2=128, msb_SORT_3=2147483648, var_100=0, var_103=2, var_107=1, var_25=0, var_4=0, var_88=1, var_89=0, var_98=255] [L84] SORT_2 state_5 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L85] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 VAL [__VERIFIER_nondet_uchar() & mask_SORT_2=0, __VERIFIER_nondet_uchar()=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_3=4294967295, msb_SORT_1=1, msb_SORT_2=128, msb_SORT_3=2147483648, state_5=0, var_100=0, var_103=2, var_107=1, var_25=0, var_4=0, var_88=1, var_89=0, var_98=255] [L85] SORT_2 state_7 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L86] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 VAL [__VERIFIER_nondet_uchar() & mask_SORT_2=0, __VERIFIER_nondet_uchar()=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_3=4294967295, msb_SORT_1=1, msb_SORT_2=128, msb_SORT_3=2147483648, state_5=0, state_7=0, var_100=0, var_103=2, var_107=1, var_25=0, var_4=0, var_88=1, var_89=0, var_98=255] [L86] SORT_2 state_9 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L87] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 VAL [__VERIFIER_nondet_uchar() & mask_SORT_2=0, __VERIFIER_nondet_uchar()=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_3=4294967295, msb_SORT_1=1, msb_SORT_2=128, msb_SORT_3=2147483648, state_5=0, state_7=0, state_9=0, var_100=0, var_103=2, var_107=1, var_25=0, var_4=0, var_88=1, var_89=0, var_98=255] [L87] SORT_2 state_11 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L88] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 VAL [__VERIFIER_nondet_uchar() & mask_SORT_2=0, __VERIFIER_nondet_uchar()=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_3=4294967295, msb_SORT_1=1, msb_SORT_2=128, msb_SORT_3=2147483648, state_11=0, state_5=0, state_7=0, state_9=0, var_100=0, var_103=2, var_107=1, var_25=0, var_4=0, var_88=1, var_89=0, var_98=255] [L88] SORT_2 state_13 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L89] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 VAL [__VERIFIER_nondet_uchar() & mask_SORT_2=0, __VERIFIER_nondet_uchar()=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_3=4294967295, msb_SORT_1=1, msb_SORT_2=128, msb_SORT_3=2147483648, state_11=0, state_13=0, state_5=0, state_7=0, state_9=0, var_100=0, var_103=2, var_107=1, var_25=0, var_4=0, var_88=1, var_89=0, var_98=255] [L89] SORT_2 state_15 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L90] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 VAL [__VERIFIER_nondet_uchar() & mask_SORT_2=0, __VERIFIER_nondet_uchar()=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_3=4294967295, msb_SORT_1=1, msb_SORT_2=128, msb_SORT_3=2147483648, state_11=0, state_13=0, state_15=0, state_5=0, state_7=0, state_9=0, var_100=0, var_103=2, var_107=1, var_25=0, var_4=0, var_88=1, var_89=0, var_98=255] [L90] SORT_2 state_17 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L91] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 VAL [__VERIFIER_nondet_uchar() & mask_SORT_2=0, __VERIFIER_nondet_uchar()=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_3=4294967295, msb_SORT_1=1, msb_SORT_2=128, msb_SORT_3=2147483648, state_11=0, state_13=0, state_15=0, state_17=0, state_5=0, state_7=0, state_9=0, var_100=0, var_103=2, var_107=1, var_25=0, var_4=0, var_88=1, var_89=0, var_98=255] [L91] SORT_2 state_19 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L92] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 VAL [__VERIFIER_nondet_uchar() & mask_SORT_2=0, __VERIFIER_nondet_uchar()=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_3=4294967295, msb_SORT_1=1, msb_SORT_2=128, msb_SORT_3=2147483648, state_11=0, state_13=0, state_15=0, state_17=0, state_19=0, state_5=0, state_7=0, state_9=0, var_100=0, var_103=2, var_107=1, var_25=0, var_4=0, var_88=1, var_89=0, var_98=255] [L92] SORT_2 state_21 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L93] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 VAL [__VERIFIER_nondet_uchar() & mask_SORT_2=0, __VERIFIER_nondet_uchar()=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_3=4294967295, msb_SORT_1=1, msb_SORT_2=128, msb_SORT_3=2147483648, state_11=0, state_13=0, state_15=0, state_17=0, state_19=0, state_21=0, state_5=0, state_7=0, state_9=0, var_100=0, var_103=2, var_107=1, var_25=0, var_4=0, var_88=1, var_89=0, var_98=255] [L93] SORT_2 state_23 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L94] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [__VERIFIER_nondet_uchar() & mask_SORT_1=0, __VERIFIER_nondet_uchar()=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_3=4294967295, msb_SORT_1=1, msb_SORT_2=128, msb_SORT_3=2147483648, state_11=0, state_13=0, state_15=0, state_17=0, state_19=0, state_21=0, state_23=0, state_5=0, state_7=0, state_9=0, var_100=0, var_103=2, var_107=1, var_25=0, var_4=0, var_88=1, var_89=0, var_98=255] [L94] SORT_1 state_26 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L95] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [__VERIFIER_nondet_uchar() & mask_SORT_1=0, __VERIFIER_nondet_uchar()=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_3=4294967295, msb_SORT_1=1, msb_SORT_2=128, msb_SORT_3=2147483648, state_11=0, state_13=0, state_15=0, state_17=0, state_19=0, state_21=0, state_23=0, state_26=0, state_5=0, state_7=0, state_9=0, var_100=0, var_103=2, var_107=1, var_25=0, var_4=0, var_88=1, var_89=0, var_98=255] [L95] SORT_1 state_28 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L96] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [__VERIFIER_nondet_uchar() & mask_SORT_1=0, __VERIFIER_nondet_uchar()=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_3=4294967295, msb_SORT_1=1, msb_SORT_2=128, msb_SORT_3=2147483648, state_11=0, state_13=0, state_15=0, state_17=0, state_19=0, state_21=0, state_23=0, state_26=0, state_28=0, state_5=0, state_7=0, state_9=0, var_100=0, var_103=2, var_107=1, var_25=0, var_4=0, var_88=1, var_89=0, var_98=255] [L96] SORT_1 state_30 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L97] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [__VERIFIER_nondet_uchar() & mask_SORT_1=0, __VERIFIER_nondet_uchar()=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_3=4294967295, msb_SORT_1=1, msb_SORT_2=128, msb_SORT_3=2147483648, state_11=0, state_13=0, state_15=0, state_17=0, state_19=0, state_21=0, state_23=0, state_26=0, state_28=0, state_30=0, state_5=0, state_7=0, state_9=0, var_100=0, var_103=2, var_107=1, var_25=0, var_4=0, var_88=1, var_89=0, var_98=255] [L97] SORT_1 state_32 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L98] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [__VERIFIER_nondet_uchar() & mask_SORT_1=0, __VERIFIER_nondet_uchar()=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_3=4294967295, msb_SORT_1=1, msb_SORT_2=128, msb_SORT_3=2147483648, state_11=0, state_13=0, state_15=0, state_17=0, state_19=0, state_21=0, state_23=0, state_26=0, state_28=0, state_30=0, state_32=0, state_5=0, state_7=0, state_9=0, var_100=0, var_103=2, var_107=1, var_25=0, var_4=0, var_88=1, var_89=0, var_98=255] [L98] SORT_1 state_34 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L99] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [__VERIFIER_nondet_uchar() & mask_SORT_1=0, __VERIFIER_nondet_uchar()=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_3=4294967295, msb_SORT_1=1, msb_SORT_2=128, msb_SORT_3=2147483648, state_11=0, state_13=0, state_15=0, state_17=0, state_19=0, state_21=0, state_23=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_5=0, state_7=0, state_9=0, var_100=0, var_103=2, var_107=1, var_25=0, var_4=0, var_88=1, var_89=0, var_98=255] [L99] SORT_1 state_36 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L100] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [__VERIFIER_nondet_uchar() & mask_SORT_1=0, __VERIFIER_nondet_uchar()=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_3=4294967295, msb_SORT_1=1, msb_SORT_2=128, msb_SORT_3=2147483648, state_11=0, state_13=0, state_15=0, state_17=0, state_19=0, state_21=0, state_23=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_36=0, state_5=0, state_7=0, state_9=0, var_100=0, var_103=2, var_107=1, var_25=0, var_4=0, var_88=1, var_89=0, var_98=255] [L100] SORT_1 state_38 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L101] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [__VERIFIER_nondet_uchar() & mask_SORT_1=0, __VERIFIER_nondet_uchar()=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_3=4294967295, msb_SORT_1=1, msb_SORT_2=128, msb_SORT_3=2147483648, state_11=0, state_13=0, state_15=0, state_17=0, state_19=0, state_21=0, state_23=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_36=0, state_38=0, state_5=0, state_7=0, state_9=0, var_100=0, var_103=2, var_107=1, var_25=0, var_4=0, var_88=1, var_89=0, var_98=255] [L101] SORT_1 state_40 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L102] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [__VERIFIER_nondet_uchar() & mask_SORT_1=0, __VERIFIER_nondet_uchar()=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_3=4294967295, msb_SORT_1=1, msb_SORT_2=128, msb_SORT_3=2147483648, state_11=0, state_13=0, state_15=0, state_17=0, state_19=0, state_21=0, state_23=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_36=0, state_38=0, state_40=0, state_5=0, state_7=0, state_9=0, var_100=0, var_103=2, var_107=1, var_25=0, var_4=0, var_88=1, var_89=0, var_98=255] [L102] SORT_1 state_42 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L103] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [__VERIFIER_nondet_uchar() & mask_SORT_1=0, __VERIFIER_nondet_uchar()=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_3=4294967295, msb_SORT_1=1, msb_SORT_2=128, msb_SORT_3=2147483648, state_11=0, state_13=0, state_15=0, state_17=0, state_19=0, state_21=0, state_23=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_36=0, state_38=0, state_40=0, state_42=0, state_5=0, state_7=0, state_9=0, var_100=0, var_103=2, var_107=1, var_25=0, var_4=0, var_88=1, var_89=0, var_98=255] [L103] SORT_1 state_44 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L104] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [__VERIFIER_nondet_uchar() & mask_SORT_1=0, __VERIFIER_nondet_uchar()=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_3=4294967295, msb_SORT_1=1, msb_SORT_2=128, msb_SORT_3=2147483648, state_11=0, state_13=0, state_15=0, state_17=0, state_19=0, state_21=0, state_23=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_36=0, state_38=0, state_40=0, state_42=0, state_44=0, state_5=0, state_7=0, state_9=0, var_100=0, var_103=2, var_107=1, var_25=0, var_4=0, var_88=1, var_89=0, var_98=255] [L104] SORT_1 state_46 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L105] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [__VERIFIER_nondet_uchar() & mask_SORT_1=0, __VERIFIER_nondet_uchar()=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_3=4294967295, msb_SORT_1=1, msb_SORT_2=128, msb_SORT_3=2147483648, state_11=0, state_13=0, state_15=0, state_17=0, state_19=0, state_21=0, state_23=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_36=0, state_38=0, state_40=0, state_42=0, state_44=0, state_46=0, state_5=0, state_7=0, state_9=0, var_100=0, var_103=2, var_107=1, var_25=0, var_4=0, var_88=1, var_89=0, var_98=255] [L105] SORT_1 state_48 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L106] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [__VERIFIER_nondet_uchar() & mask_SORT_1=0, __VERIFIER_nondet_uchar()=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_3=4294967295, msb_SORT_1=1, msb_SORT_2=128, msb_SORT_3=2147483648, state_11=0, state_13=0, state_15=0, state_17=0, state_19=0, state_21=0, state_23=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_36=0, state_38=0, state_40=0, state_42=0, state_44=0, state_46=0, state_48=0, state_5=0, state_7=0, state_9=0, var_100=0, var_103=2, var_107=1, var_25=0, var_4=0, var_88=1, var_89=0, var_98=255] [L106] SORT_1 state_50 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L107] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [__VERIFIER_nondet_uchar() & mask_SORT_1=0, __VERIFIER_nondet_uchar()=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_3=4294967295, msb_SORT_1=1, msb_SORT_2=128, msb_SORT_3=2147483648, state_11=0, state_13=0, state_15=0, state_17=0, state_19=0, state_21=0, state_23=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_36=0, state_38=0, state_40=0, state_42=0, state_44=0, state_46=0, state_48=0, state_50=0, state_5=0, state_7=0, state_9=0, var_100=0, var_103=2, var_107=1, var_25=0, var_4=0, var_88=1, var_89=0, var_98=255] [L107] SORT_1 state_52 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L108] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [__VERIFIER_nondet_uchar() & mask_SORT_1=0, __VERIFIER_nondet_uchar()=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_3=4294967295, msb_SORT_1=1, msb_SORT_2=128, msb_SORT_3=2147483648, state_11=0, state_13=0, state_15=0, state_17=0, state_19=0, state_21=0, state_23=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_36=0, state_38=0, state_40=0, state_42=0, state_44=0, state_46=0, state_48=0, state_50=0, state_52=0, state_5=0, state_7=0, state_9=0, var_100=0, var_103=2, var_107=1, var_25=0, var_4=0, var_88=1, var_89=0, var_98=255] [L108] SORT_1 state_54 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L109] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [__VERIFIER_nondet_uchar() & mask_SORT_1=0, __VERIFIER_nondet_uchar()=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_3=4294967295, msb_SORT_1=1, msb_SORT_2=128, msb_SORT_3=2147483648, state_11=0, state_13=0, state_15=0, state_17=0, state_19=0, state_21=0, state_23=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_36=0, state_38=0, state_40=0, state_42=0, state_44=0, state_46=0, state_48=0, state_50=0, state_52=0, state_54=0, state_5=0, state_7=0, state_9=0, var_100=0, var_103=2, var_107=1, var_25=0, var_4=0, var_88=1, var_89=0, var_98=255] [L109] SORT_1 state_56 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L110] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [__VERIFIER_nondet_uchar() & mask_SORT_1=0, __VERIFIER_nondet_uchar()=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_3=4294967295, msb_SORT_1=1, msb_SORT_2=128, msb_SORT_3=2147483648, state_11=0, state_13=0, state_15=0, state_17=0, state_19=0, state_21=0, state_23=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_36=0, state_38=0, state_40=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_5=0, state_7=0, state_9=0, var_100=0, var_103=2, var_107=1, var_25=0, var_4=0, var_88=1, var_89=0, var_98=255] [L110] SORT_1 state_58 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L111] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [__VERIFIER_nondet_uchar() & mask_SORT_1=0, __VERIFIER_nondet_uchar()=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_3=4294967295, msb_SORT_1=1, msb_SORT_2=128, msb_SORT_3=2147483648, state_11=0, state_13=0, state_15=0, state_17=0, state_19=0, state_21=0, state_23=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_36=0, state_38=0, state_40=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_5=0, state_7=0, state_9=0, var_100=0, var_103=2, var_107=1, var_25=0, var_4=0, var_88=1, var_89=0, var_98=255] [L111] SORT_1 state_60 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L112] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [__VERIFIER_nondet_uchar() & mask_SORT_1=0, __VERIFIER_nondet_uchar()=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_3=4294967295, msb_SORT_1=1, msb_SORT_2=128, msb_SORT_3=2147483648, state_11=0, state_13=0, state_15=0, state_17=0, state_19=0, state_21=0, state_23=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_36=0, state_38=0, state_40=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_5=0, state_60=0, state_7=0, state_9=0, var_100=0, var_103=2, var_107=1, var_25=0, var_4=0, var_88=1, var_89=0, var_98=255] [L112] SORT_1 state_62 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L113] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [__VERIFIER_nondet_uchar() & mask_SORT_1=0, __VERIFIER_nondet_uchar()=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_3=4294967295, msb_SORT_1=1, msb_SORT_2=128, msb_SORT_3=2147483648, state_11=0, state_13=0, state_15=0, state_17=0, state_19=0, state_21=0, state_23=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_36=0, state_38=0, state_40=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_5=0, state_60=0, state_62=0, state_7=0, state_9=0, var_100=0, var_103=2, var_107=1, var_25=0, var_4=0, var_88=1, var_89=0, var_98=255] [L113] SORT_1 state_64 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L114] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [__VERIFIER_nondet_uchar() & mask_SORT_1=0, __VERIFIER_nondet_uchar()=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_3=4294967295, msb_SORT_1=1, msb_SORT_2=128, msb_SORT_3=2147483648, state_11=0, state_13=0, state_15=0, state_17=0, state_19=0, state_21=0, state_23=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_36=0, state_38=0, state_40=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_5=0, state_60=0, state_62=0, state_64=0, state_7=0, state_9=0, var_100=0, var_103=2, var_107=1, var_25=0, var_4=0, var_88=1, var_89=0, var_98=255] [L114] SORT_1 state_66 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L115] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [__VERIFIER_nondet_uchar() & mask_SORT_1=0, __VERIFIER_nondet_uchar()=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_3=4294967295, msb_SORT_1=1, msb_SORT_2=128, msb_SORT_3=2147483648, state_11=0, state_13=0, state_15=0, state_17=0, state_19=0, state_21=0, state_23=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_36=0, state_38=0, state_40=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_5=0, state_60=0, state_62=0, state_64=0, state_66=0, state_7=0, state_9=0, var_100=0, var_103=2, var_107=1, var_25=0, var_4=0, var_88=1, var_89=0, var_98=255] [L115] SORT_1 state_68 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L116] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [__VERIFIER_nondet_uchar() & mask_SORT_1=0, __VERIFIER_nondet_uchar()=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_3=4294967295, msb_SORT_1=1, msb_SORT_2=128, msb_SORT_3=2147483648, state_11=0, state_13=0, state_15=0, state_17=0, state_19=0, state_21=0, state_23=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_36=0, state_38=0, state_40=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_5=0, state_60=0, state_62=0, state_64=0, state_66=0, state_68=0, state_7=0, state_9=0, var_100=0, var_103=2, var_107=1, var_25=0, var_4=0, var_88=1, var_89=0, var_98=255] [L116] SORT_1 state_70 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L117] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [__VERIFIER_nondet_uchar() & mask_SORT_1=0, __VERIFIER_nondet_uchar()=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_3=4294967295, msb_SORT_1=1, msb_SORT_2=128, msb_SORT_3=2147483648, state_11=0, state_13=0, state_15=0, state_17=0, state_19=0, state_21=0, state_23=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_36=0, state_38=0, state_40=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_5=0, state_60=0, state_62=0, state_64=0, state_66=0, state_68=0, state_70=0, state_7=0, state_9=0, var_100=0, var_103=2, var_107=1, var_25=0, var_4=0, var_88=1, var_89=0, var_98=255] [L117] SORT_1 state_72 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L118] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [__VERIFIER_nondet_uchar() & mask_SORT_1=0, __VERIFIER_nondet_uchar()=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_3=4294967295, msb_SORT_1=1, msb_SORT_2=128, msb_SORT_3=2147483648, state_11=0, state_13=0, state_15=0, state_17=0, state_19=0, state_21=0, state_23=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_36=0, state_38=0, state_40=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_5=0, state_60=0, state_62=0, state_64=0, state_66=0, state_68=0, state_70=0, state_72=0, state_7=0, state_9=0, var_100=0, var_103=2, var_107=1, var_25=0, var_4=0, var_88=1, var_89=0, var_98=255] [L118] SORT_1 state_74 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L119] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [__VERIFIER_nondet_uchar() & mask_SORT_1=0, __VERIFIER_nondet_uchar()=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_3=4294967295, msb_SORT_1=1, msb_SORT_2=128, msb_SORT_3=2147483648, state_11=0, state_13=0, state_15=0, state_17=0, state_19=0, state_21=0, state_23=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_36=0, state_38=0, state_40=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_5=0, state_60=0, state_62=0, state_64=0, state_66=0, state_68=0, state_70=0, state_72=0, state_74=0, state_7=0, state_9=0, var_100=0, var_103=2, var_107=1, var_25=0, var_4=0, var_88=1, var_89=0, var_98=255] [L119] SORT_1 state_76 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L120] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [__VERIFIER_nondet_uchar() & mask_SORT_1=0, __VERIFIER_nondet_uchar()=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_3=4294967295, msb_SORT_1=1, msb_SORT_2=128, msb_SORT_3=2147483648, state_11=0, state_13=0, state_15=0, state_17=0, state_19=0, state_21=0, state_23=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_36=0, state_38=0, state_40=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_5=0, state_60=0, state_62=0, state_64=0, state_66=0, state_68=0, state_70=0, state_72=0, state_74=0, state_76=0, state_7=0, state_9=0, var_100=0, var_103=2, var_107=1, var_25=0, var_4=0, var_88=1, var_89=0, var_98=255] [L120] SORT_1 state_78 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L121] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [__VERIFIER_nondet_uchar() & mask_SORT_1=0, __VERIFIER_nondet_uchar()=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_3=4294967295, msb_SORT_1=1, msb_SORT_2=128, msb_SORT_3=2147483648, state_11=0, state_13=0, state_15=0, state_17=0, state_19=0, state_21=0, state_23=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_36=0, state_38=0, state_40=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_5=0, state_60=0, state_62=0, state_64=0, state_66=0, state_68=0, state_70=0, state_72=0, state_74=0, state_76=0, state_78=0, state_7=0, state_9=0, var_100=0, var_103=2, var_107=1, var_25=0, var_4=0, var_88=1, var_89=0, var_98=255] [L121] SORT_1 state_80 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L122] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [__VERIFIER_nondet_uchar() & mask_SORT_1=0, __VERIFIER_nondet_uchar()=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_3=4294967295, msb_SORT_1=1, msb_SORT_2=128, msb_SORT_3=2147483648, state_11=0, state_13=0, state_15=0, state_17=0, state_19=0, state_21=0, state_23=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_36=0, state_38=0, state_40=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_5=0, state_60=0, state_62=0, state_64=0, state_66=0, state_68=0, state_70=0, state_72=0, state_74=0, state_76=0, state_78=0, state_7=0, state_80=0, state_9=0, var_100=0, var_103=2, var_107=1, var_25=0, var_4=0, var_88=1, var_89=0, var_98=255] [L122] SORT_1 state_82 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L123] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [__VERIFIER_nondet_uchar() & mask_SORT_1=0, __VERIFIER_nondet_uchar()=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_3=4294967295, msb_SORT_1=1, msb_SORT_2=128, msb_SORT_3=2147483648, state_11=0, state_13=0, state_15=0, state_17=0, state_19=0, state_21=0, state_23=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_36=0, state_38=0, state_40=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_5=0, state_60=0, state_62=0, state_64=0, state_66=0, state_68=0, state_70=0, state_72=0, state_74=0, state_76=0, state_78=0, state_7=0, state_80=0, state_82=0, state_9=0, var_100=0, var_103=2, var_107=1, var_25=0, var_4=0, var_88=1, var_89=0, var_98=255] [L123] SORT_1 state_84 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L124] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [__VERIFIER_nondet_uchar() & mask_SORT_1=0, __VERIFIER_nondet_uchar()=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_3=4294967295, msb_SORT_1=1, msb_SORT_2=128, msb_SORT_3=2147483648, state_11=0, state_13=0, state_15=0, state_17=0, state_19=0, state_21=0, state_23=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_36=0, state_38=0, state_40=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_5=0, state_60=0, state_62=0, state_64=0, state_66=0, state_68=0, state_70=0, state_72=0, state_74=0, state_76=0, state_78=0, state_7=0, state_80=0, state_82=0, state_84=0, state_9=0, var_100=0, var_103=2, var_107=1, var_25=0, var_4=0, var_88=1, var_89=0, var_98=255] [L124] SORT_1 state_86 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L126] SORT_2 init_6_arg_1 = var_4; [L127] state_5 = init_6_arg_1 [L128] SORT_2 init_8_arg_1 = var_4; [L129] state_7 = init_8_arg_1 [L130] SORT_2 init_10_arg_1 = var_4; [L131] state_9 = init_10_arg_1 [L132] SORT_2 init_12_arg_1 = var_4; [L133] state_11 = init_12_arg_1 [L134] SORT_2 init_14_arg_1 = var_4; [L135] state_13 = init_14_arg_1 [L136] SORT_2 init_16_arg_1 = var_4; [L137] state_15 = init_16_arg_1 [L138] SORT_2 init_18_arg_1 = var_4; [L139] state_17 = init_18_arg_1 [L140] SORT_2 init_20_arg_1 = var_4; [L141] state_19 = init_20_arg_1 [L142] SORT_2 init_22_arg_1 = var_4; [L143] state_21 = init_22_arg_1 [L144] SORT_2 init_24_arg_1 = var_4; [L145] state_23 = init_24_arg_1 [L146] SORT_1 init_27_arg_1 = var_25; [L147] state_26 = init_27_arg_1 [L148] SORT_1 init_29_arg_1 = var_25; [L149] state_28 = init_29_arg_1 [L150] SORT_1 init_31_arg_1 = var_25; [L151] state_30 = init_31_arg_1 [L152] SORT_1 init_33_arg_1 = var_25; [L153] state_32 = init_33_arg_1 [L154] SORT_1 init_35_arg_1 = var_25; [L155] state_34 = init_35_arg_1 [L156] SORT_1 init_37_arg_1 = var_25; [L157] state_36 = init_37_arg_1 [L158] SORT_1 init_39_arg_1 = var_25; [L159] state_38 = init_39_arg_1 [L160] SORT_1 init_41_arg_1 = var_25; [L161] state_40 = init_41_arg_1 [L162] SORT_1 init_43_arg_1 = var_25; [L163] state_42 = init_43_arg_1 [L164] SORT_1 init_45_arg_1 = var_25; [L165] state_44 = init_45_arg_1 [L166] SORT_1 init_47_arg_1 = var_25; [L167] state_46 = init_47_arg_1 [L168] SORT_1 init_49_arg_1 = var_25; [L169] state_48 = init_49_arg_1 [L170] SORT_1 init_51_arg_1 = var_25; [L171] state_50 = init_51_arg_1 [L172] SORT_1 init_53_arg_1 = var_25; [L173] state_52 = init_53_arg_1 [L174] SORT_1 init_55_arg_1 = var_25; [L175] state_54 = init_55_arg_1 [L176] SORT_1 init_57_arg_1 = var_25; [L177] state_56 = init_57_arg_1 [L178] SORT_1 init_59_arg_1 = var_25; [L179] state_58 = init_59_arg_1 [L180] SORT_1 init_61_arg_1 = var_25; [L181] state_60 = init_61_arg_1 [L182] SORT_1 init_63_arg_1 = var_25; [L183] state_62 = init_63_arg_1 [L184] SORT_1 init_65_arg_1 = var_25; [L185] state_64 = init_65_arg_1 [L186] SORT_1 init_67_arg_1 = var_25; [L187] state_66 = init_67_arg_1 [L188] SORT_1 init_69_arg_1 = var_25; [L189] state_68 = init_69_arg_1 [L190] SORT_1 init_71_arg_1 = var_25; [L191] state_70 = init_71_arg_1 [L192] SORT_1 init_73_arg_1 = var_25; [L193] state_72 = init_73_arg_1 [L194] SORT_1 init_75_arg_1 = var_25; [L195] state_74 = init_75_arg_1 [L196] SORT_1 init_77_arg_1 = var_25; [L197] state_76 = init_77_arg_1 [L198] SORT_1 init_79_arg_1 = var_25; [L199] state_78 = init_79_arg_1 [L200] SORT_1 init_81_arg_1 = var_25; [L201] state_80 = init_81_arg_1 [L202] SORT_1 init_83_arg_1 = var_25; [L203] state_82 = init_83_arg_1 [L204] SORT_1 init_85_arg_1 = var_25; [L205] state_84 = init_85_arg_1 [L206] SORT_1 init_87_arg_1 = var_25; [L207] state_86 = init_87_arg_1 VAL [init_10_arg_1=0, init_12_arg_1=0, init_14_arg_1=0, init_16_arg_1=0, init_18_arg_1=0, init_20_arg_1=0, init_22_arg_1=0, init_24_arg_1=0, init_27_arg_1=0, init_29_arg_1=0, init_31_arg_1=0, init_33_arg_1=0, init_35_arg_1=0, init_37_arg_1=0, init_39_arg_1=0, init_41_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_63_arg_1=0, init_65_arg_1=0, init_67_arg_1=0, init_69_arg_1=0, init_6_arg_1=0, init_71_arg_1=0, init_73_arg_1=0, init_75_arg_1=0, init_77_arg_1=0, init_79_arg_1=0, init_81_arg_1=0, init_83_arg_1=0, init_85_arg_1=0, init_87_arg_1=0, init_8_arg_1=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_3=4294967295, msb_SORT_1=1, msb_SORT_2=128, msb_SORT_3=2147483648, state_11=0, state_13=0, state_15=0, state_17=0, state_19=0, state_21=0, state_23=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_36=0, state_38=0, state_40=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_5=0, state_60=0, state_62=0, state_64=0, state_66=0, state_68=0, state_70=0, state_72=0, state_74=0, state_76=0, state_78=0, state_7=0, state_80=0, state_82=0, state_84=0, state_86=0, state_9=0, var_100=0, var_103=2, var_107=1, var_25=0, var_4=0, var_88=1, var_89=0, var_98=255] [L210] input_99 = __VERIFIER_nondet_uchar() [L211] input_104 = __VERIFIER_nondet_uchar() [L212] input_108 = __VERIFIER_nondet_uchar() [L213] input_111 = __VERIFIER_nondet_uchar() [L214] EXPR input_111 & mask_SORT_1 VAL [init_10_arg_1=0, init_12_arg_1=0, init_14_arg_1=0, init_16_arg_1=0, init_18_arg_1=0, init_20_arg_1=0, init_22_arg_1=0, init_24_arg_1=0, init_27_arg_1=0, init_29_arg_1=0, init_31_arg_1=0, init_33_arg_1=0, init_35_arg_1=0, init_37_arg_1=0, init_39_arg_1=0, init_41_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_63_arg_1=0, init_65_arg_1=0, init_67_arg_1=0, init_69_arg_1=0, init_6_arg_1=0, init_71_arg_1=0, init_73_arg_1=0, init_75_arg_1=0, init_77_arg_1=0, init_79_arg_1=0, init_81_arg_1=0, init_83_arg_1=0, init_85_arg_1=0, init_87_arg_1=0, init_8_arg_1=0, input_111 & mask_SORT_1=0, input_111=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_3=4294967295, msb_SORT_1=1, msb_SORT_2=128, msb_SORT_3=2147483648, state_11=0, state_13=0, state_15=0, state_17=0, state_19=0, state_21=0, state_23=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_36=0, state_38=0, state_40=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_5=0, state_60=0, state_62=0, state_64=0, state_66=0, state_68=0, state_70=0, state_72=0, state_74=0, state_76=0, state_78=0, state_7=0, state_80=0, state_82=0, state_84=0, state_86=0, state_9=0, var_100=0, var_103=2, var_107=1, var_25=0, var_4=0, var_88=1, var_89=0, var_98=255] [L214] input_111 = input_111 & mask_SORT_1 [L215] input_123 = __VERIFIER_nondet_uchar() [L216] EXPR input_123 & mask_SORT_1 VAL [init_10_arg_1=0, init_12_arg_1=0, init_14_arg_1=0, init_16_arg_1=0, init_18_arg_1=0, init_20_arg_1=0, init_22_arg_1=0, init_24_arg_1=0, init_27_arg_1=0, init_29_arg_1=0, init_31_arg_1=0, init_33_arg_1=0, init_35_arg_1=0, init_37_arg_1=0, init_39_arg_1=0, init_41_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_63_arg_1=0, init_65_arg_1=0, init_67_arg_1=0, init_69_arg_1=0, init_6_arg_1=0, init_71_arg_1=0, init_73_arg_1=0, init_75_arg_1=0, init_77_arg_1=0, init_79_arg_1=0, init_81_arg_1=0, init_83_arg_1=0, init_85_arg_1=0, init_87_arg_1=0, init_8_arg_1=0, input_111=0, input_123 & mask_SORT_1=0, input_123=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_3=4294967295, msb_SORT_1=1, msb_SORT_2=128, msb_SORT_3=2147483648, state_11=0, state_13=0, state_15=0, state_17=0, state_19=0, state_21=0, state_23=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_36=0, state_38=0, state_40=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_5=0, state_60=0, state_62=0, state_64=0, state_66=0, state_68=0, state_70=0, state_72=0, state_74=0, state_76=0, state_78=0, state_7=0, state_80=0, state_82=0, state_84=0, state_86=0, state_9=0, var_100=0, var_103=2, var_107=1, var_25=0, var_4=0, var_88=1, var_89=0, var_98=255] [L216] input_123 = input_123 & mask_SORT_1 [L217] input_135 = __VERIFIER_nondet_uchar() [L218] EXPR input_135 & mask_SORT_1 VAL [init_10_arg_1=0, init_12_arg_1=0, init_14_arg_1=0, init_16_arg_1=0, init_18_arg_1=0, init_20_arg_1=0, init_22_arg_1=0, init_24_arg_1=0, init_27_arg_1=0, init_29_arg_1=0, init_31_arg_1=0, init_33_arg_1=0, init_35_arg_1=0, init_37_arg_1=0, init_39_arg_1=0, init_41_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_63_arg_1=0, init_65_arg_1=0, init_67_arg_1=0, init_69_arg_1=0, init_6_arg_1=0, init_71_arg_1=0, init_73_arg_1=0, init_75_arg_1=0, init_77_arg_1=0, init_79_arg_1=0, init_81_arg_1=0, init_83_arg_1=0, init_85_arg_1=0, init_87_arg_1=0, init_8_arg_1=0, input_111=0, input_123=0, input_135 & mask_SORT_1=0, input_135=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_3=4294967295, msb_SORT_1=1, msb_SORT_2=128, msb_SORT_3=2147483648, state_11=0, state_13=0, state_15=0, state_17=0, state_19=0, state_21=0, state_23=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_36=0, state_38=0, state_40=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_5=0, state_60=0, state_62=0, state_64=0, state_66=0, state_68=0, state_70=0, state_72=0, state_74=0, state_76=0, state_78=0, state_7=0, state_80=0, state_82=0, state_84=0, state_86=0, state_9=0, var_100=0, var_103=2, var_107=1, var_25=0, var_4=0, var_88=1, var_89=0, var_98=255] [L218] input_135 = input_135 & mask_SORT_1 [L219] input_147 = __VERIFIER_nondet_uchar() [L220] EXPR input_147 & mask_SORT_1 VAL [init_10_arg_1=0, init_12_arg_1=0, init_14_arg_1=0, init_16_arg_1=0, init_18_arg_1=0, init_20_arg_1=0, init_22_arg_1=0, init_24_arg_1=0, init_27_arg_1=0, init_29_arg_1=0, init_31_arg_1=0, init_33_arg_1=0, init_35_arg_1=0, init_37_arg_1=0, init_39_arg_1=0, init_41_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_63_arg_1=0, init_65_arg_1=0, init_67_arg_1=0, init_69_arg_1=0, init_6_arg_1=0, init_71_arg_1=0, init_73_arg_1=0, init_75_arg_1=0, init_77_arg_1=0, init_79_arg_1=0, init_81_arg_1=0, init_83_arg_1=0, init_85_arg_1=0, init_87_arg_1=0, init_8_arg_1=0, input_111=0, input_123=0, input_135=0, input_147 & mask_SORT_1=0, input_147=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_3=4294967295, msb_SORT_1=1, msb_SORT_2=128, msb_SORT_3=2147483648, state_11=0, state_13=0, state_15=0, state_17=0, state_19=0, state_21=0, state_23=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_36=0, state_38=0, state_40=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_5=0, state_60=0, state_62=0, state_64=0, state_66=0, state_68=0, state_70=0, state_72=0, state_74=0, state_76=0, state_78=0, state_7=0, state_80=0, state_82=0, state_84=0, state_86=0, state_9=0, var_100=0, var_103=2, var_107=1, var_25=0, var_4=0, var_88=1, var_89=0, var_98=255] [L220] input_147 = input_147 & mask_SORT_1 [L221] input_148 = __VERIFIER_nondet_uchar() [L222] EXPR input_148 & mask_SORT_1 VAL [init_10_arg_1=0, init_12_arg_1=0, init_14_arg_1=0, init_16_arg_1=0, init_18_arg_1=0, init_20_arg_1=0, init_22_arg_1=0, init_24_arg_1=0, init_27_arg_1=0, init_29_arg_1=0, init_31_arg_1=0, init_33_arg_1=0, init_35_arg_1=0, init_37_arg_1=0, init_39_arg_1=0, init_41_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_63_arg_1=0, init_65_arg_1=0, init_67_arg_1=0, init_69_arg_1=0, init_6_arg_1=0, init_71_arg_1=0, init_73_arg_1=0, init_75_arg_1=0, init_77_arg_1=0, init_79_arg_1=0, init_81_arg_1=0, init_83_arg_1=0, init_85_arg_1=0, init_87_arg_1=0, init_8_arg_1=0, input_111=0, input_123=0, input_135=0, input_147=0, input_148 & mask_SORT_1=0, input_148=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_3=4294967295, msb_SORT_1=1, msb_SORT_2=128, msb_SORT_3=2147483648, state_11=0, state_13=0, state_15=0, state_17=0, state_19=0, state_21=0, state_23=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_36=0, state_38=0, state_40=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_5=0, state_60=0, state_62=0, state_64=0, state_66=0, state_68=0, state_70=0, state_72=0, state_74=0, state_76=0, state_78=0, state_7=0, state_80=0, state_82=0, state_84=0, state_86=0, state_9=0, var_100=0, var_103=2, var_107=1, var_25=0, var_4=0, var_88=1, var_89=0, var_98=255] [L222] input_148 = input_148 & mask_SORT_1 [L223] input_152 = __VERIFIER_nondet_uchar() [L224] EXPR input_152 & mask_SORT_1 VAL [init_10_arg_1=0, init_12_arg_1=0, init_14_arg_1=0, init_16_arg_1=0, init_18_arg_1=0, init_20_arg_1=0, init_22_arg_1=0, init_24_arg_1=0, init_27_arg_1=0, init_29_arg_1=0, init_31_arg_1=0, init_33_arg_1=0, init_35_arg_1=0, init_37_arg_1=0, init_39_arg_1=0, init_41_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_63_arg_1=0, init_65_arg_1=0, init_67_arg_1=0, init_69_arg_1=0, init_6_arg_1=0, init_71_arg_1=0, init_73_arg_1=0, init_75_arg_1=0, init_77_arg_1=0, init_79_arg_1=0, init_81_arg_1=0, init_83_arg_1=0, init_85_arg_1=0, init_87_arg_1=0, init_8_arg_1=0, input_111=0, input_123=0, input_135=0, input_147=0, input_148=0, input_152 & mask_SORT_1=0, input_152=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_3=4294967295, msb_SORT_1=1, msb_SORT_2=128, msb_SORT_3=2147483648, state_11=0, state_13=0, state_15=0, state_17=0, state_19=0, state_21=0, state_23=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_36=0, state_38=0, state_40=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_5=0, state_60=0, state_62=0, state_64=0, state_66=0, state_68=0, state_70=0, state_72=0, state_74=0, state_76=0, state_78=0, state_7=0, state_80=0, state_82=0, state_84=0, state_86=0, state_9=0, var_100=0, var_103=2, var_107=1, var_25=0, var_4=0, var_88=1, var_89=0, var_98=255] [L224] input_152 = input_152 & mask_SORT_1 [L225] input_153 = __VERIFIER_nondet_uchar() [L226] EXPR input_153 & mask_SORT_1 VAL [init_10_arg_1=0, init_12_arg_1=0, init_14_arg_1=0, init_16_arg_1=0, init_18_arg_1=0, init_20_arg_1=0, init_22_arg_1=0, init_24_arg_1=0, init_27_arg_1=0, init_29_arg_1=0, init_31_arg_1=0, init_33_arg_1=0, init_35_arg_1=0, init_37_arg_1=0, init_39_arg_1=0, init_41_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_63_arg_1=0, init_65_arg_1=0, init_67_arg_1=0, init_69_arg_1=0, init_6_arg_1=0, init_71_arg_1=0, init_73_arg_1=0, init_75_arg_1=0, init_77_arg_1=0, init_79_arg_1=0, init_81_arg_1=0, init_83_arg_1=0, init_85_arg_1=0, init_87_arg_1=0, init_8_arg_1=0, input_111=0, input_123=0, input_135=0, input_147=0, input_148=0, input_152=0, input_153 & mask_SORT_1=0, input_153=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_3=4294967295, msb_SORT_1=1, msb_SORT_2=128, msb_SORT_3=2147483648, state_11=0, state_13=0, state_15=0, state_17=0, state_19=0, state_21=0, state_23=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_36=0, state_38=0, state_40=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_5=0, state_60=0, state_62=0, state_64=0, state_66=0, state_68=0, state_70=0, state_72=0, state_74=0, state_76=0, state_78=0, state_7=0, state_80=0, state_82=0, state_84=0, state_86=0, state_9=0, var_100=0, var_103=2, var_107=1, var_25=0, var_4=0, var_88=1, var_89=0, var_98=255] [L226] input_153 = input_153 & mask_SORT_1 [L227] input_157 = __VERIFIER_nondet_uchar() [L228] EXPR input_157 & mask_SORT_1 VAL [init_10_arg_1=0, init_12_arg_1=0, init_14_arg_1=0, init_16_arg_1=0, init_18_arg_1=0, init_20_arg_1=0, init_22_arg_1=0, init_24_arg_1=0, init_27_arg_1=0, init_29_arg_1=0, init_31_arg_1=0, init_33_arg_1=0, init_35_arg_1=0, init_37_arg_1=0, init_39_arg_1=0, init_41_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_63_arg_1=0, init_65_arg_1=0, init_67_arg_1=0, init_69_arg_1=0, init_6_arg_1=0, init_71_arg_1=0, init_73_arg_1=0, init_75_arg_1=0, init_77_arg_1=0, init_79_arg_1=0, init_81_arg_1=0, init_83_arg_1=0, init_85_arg_1=0, init_87_arg_1=0, init_8_arg_1=0, input_111=0, input_123=0, input_135=0, input_147=0, input_148=0, input_152=0, input_153=0, input_157 & mask_SORT_1=0, input_157=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_3=4294967295, msb_SORT_1=1, msb_SORT_2=128, msb_SORT_3=2147483648, state_11=0, state_13=0, state_15=0, state_17=0, state_19=0, state_21=0, state_23=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_36=0, state_38=0, state_40=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_5=0, state_60=0, state_62=0, state_64=0, state_66=0, state_68=0, state_70=0, state_72=0, state_74=0, state_76=0, state_78=0, state_7=0, state_80=0, state_82=0, state_84=0, state_86=0, state_9=0, var_100=0, var_103=2, var_107=1, var_25=0, var_4=0, var_88=1, var_89=0, var_98=255] [L228] input_157 = input_157 & mask_SORT_1 [L229] input_158 = __VERIFIER_nondet_uchar() [L230] EXPR input_158 & mask_SORT_1 VAL [init_10_arg_1=0, init_12_arg_1=0, init_14_arg_1=0, init_16_arg_1=0, init_18_arg_1=0, init_20_arg_1=0, init_22_arg_1=0, init_24_arg_1=0, init_27_arg_1=0, init_29_arg_1=0, init_31_arg_1=0, init_33_arg_1=0, init_35_arg_1=0, init_37_arg_1=0, init_39_arg_1=0, init_41_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_63_arg_1=0, init_65_arg_1=0, init_67_arg_1=0, init_69_arg_1=0, init_6_arg_1=0, init_71_arg_1=0, init_73_arg_1=0, init_75_arg_1=0, init_77_arg_1=0, init_79_arg_1=0, init_81_arg_1=0, init_83_arg_1=0, init_85_arg_1=0, init_87_arg_1=0, init_8_arg_1=0, input_111=0, input_123=0, input_135=0, input_147=0, input_148=0, input_152=0, input_153=0, input_157=0, input_158 & mask_SORT_1=0, input_158=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_3=4294967295, msb_SORT_1=1, msb_SORT_2=128, msb_SORT_3=2147483648, state_11=0, state_13=0, state_15=0, state_17=0, state_19=0, state_21=0, state_23=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_36=0, state_38=0, state_40=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_5=0, state_60=0, state_62=0, state_64=0, state_66=0, state_68=0, state_70=0, state_72=0, state_74=0, state_76=0, state_78=0, state_7=0, state_80=0, state_82=0, state_84=0, state_86=0, state_9=0, var_100=0, var_103=2, var_107=1, var_25=0, var_4=0, var_88=1, var_89=0, var_98=255] [L230] input_158 = input_158 & mask_SORT_1 [L231] input_162 = __VERIFIER_nondet_uchar() [L232] EXPR input_162 & mask_SORT_1 VAL [init_10_arg_1=0, init_12_arg_1=0, init_14_arg_1=0, init_16_arg_1=0, init_18_arg_1=0, init_20_arg_1=0, init_22_arg_1=0, init_24_arg_1=0, init_27_arg_1=0, init_29_arg_1=0, init_31_arg_1=0, init_33_arg_1=0, init_35_arg_1=0, init_37_arg_1=0, init_39_arg_1=0, init_41_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_63_arg_1=0, init_65_arg_1=0, init_67_arg_1=0, init_69_arg_1=0, init_6_arg_1=0, init_71_arg_1=0, init_73_arg_1=0, init_75_arg_1=0, init_77_arg_1=0, init_79_arg_1=0, init_81_arg_1=0, init_83_arg_1=0, init_85_arg_1=0, init_87_arg_1=0, init_8_arg_1=0, input_111=0, input_123=0, input_135=0, input_147=0, input_148=0, input_152=0, input_153=0, input_157=0, input_158=0, input_162 & mask_SORT_1=0, input_162=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_3=4294967295, msb_SORT_1=1, msb_SORT_2=128, msb_SORT_3=2147483648, state_11=0, state_13=0, state_15=0, state_17=0, state_19=0, state_21=0, state_23=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_36=0, state_38=0, state_40=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_5=0, state_60=0, state_62=0, state_64=0, state_66=0, state_68=0, state_70=0, state_72=0, state_74=0, state_76=0, state_78=0, state_7=0, state_80=0, state_82=0, state_84=0, state_86=0, state_9=0, var_100=0, var_103=2, var_107=1, var_25=0, var_4=0, var_88=1, var_89=0, var_98=255] [L232] input_162 = input_162 & mask_SORT_1 [L233] input_163 = __VERIFIER_nondet_uchar() [L234] EXPR input_163 & mask_SORT_1 VAL [init_10_arg_1=0, init_12_arg_1=0, init_14_arg_1=0, init_16_arg_1=0, init_18_arg_1=0, init_20_arg_1=0, init_22_arg_1=0, init_24_arg_1=0, init_27_arg_1=0, init_29_arg_1=0, init_31_arg_1=0, init_33_arg_1=0, init_35_arg_1=0, init_37_arg_1=0, init_39_arg_1=0, init_41_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_63_arg_1=0, init_65_arg_1=0, init_67_arg_1=0, init_69_arg_1=0, init_6_arg_1=0, init_71_arg_1=0, init_73_arg_1=0, init_75_arg_1=0, init_77_arg_1=0, init_79_arg_1=0, init_81_arg_1=0, init_83_arg_1=0, init_85_arg_1=0, init_87_arg_1=0, init_8_arg_1=0, input_111=0, input_123=0, input_135=0, input_147=0, input_148=0, input_152=0, input_153=0, input_157=0, input_158=0, input_162=0, input_163 & mask_SORT_1=0, input_163=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_3=4294967295, msb_SORT_1=1, msb_SORT_2=128, msb_SORT_3=2147483648, state_11=0, state_13=0, state_15=0, state_17=0, state_19=0, state_21=0, state_23=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_36=0, state_38=0, state_40=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_5=0, state_60=0, state_62=0, state_64=0, state_66=0, state_68=0, state_70=0, state_72=0, state_74=0, state_76=0, state_78=0, state_7=0, state_80=0, state_82=0, state_84=0, state_86=0, state_9=0, var_100=0, var_103=2, var_107=1, var_25=0, var_4=0, var_88=1, var_89=0, var_98=255] [L234] input_163 = input_163 & mask_SORT_1 [L235] input_164 = __VERIFIER_nondet_uchar() [L236] EXPR input_164 & mask_SORT_1 VAL [init_10_arg_1=0, init_12_arg_1=0, init_14_arg_1=0, init_16_arg_1=0, init_18_arg_1=0, init_20_arg_1=0, init_22_arg_1=0, init_24_arg_1=0, init_27_arg_1=0, init_29_arg_1=0, init_31_arg_1=0, init_33_arg_1=0, init_35_arg_1=0, init_37_arg_1=0, init_39_arg_1=0, init_41_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_63_arg_1=0, init_65_arg_1=0, init_67_arg_1=0, init_69_arg_1=0, init_6_arg_1=0, init_71_arg_1=0, init_73_arg_1=0, init_75_arg_1=0, init_77_arg_1=0, init_79_arg_1=0, init_81_arg_1=0, init_83_arg_1=0, init_85_arg_1=0, init_87_arg_1=0, init_8_arg_1=0, input_111=0, input_123=0, input_135=0, input_147=0, input_148=0, input_152=0, input_153=0, input_157=0, input_158=0, input_162=0, input_163=0, input_164 & mask_SORT_1=0, input_164=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_3=4294967295, msb_SORT_1=1, msb_SORT_2=128, msb_SORT_3=2147483648, state_11=0, state_13=0, state_15=0, state_17=0, state_19=0, state_21=0, state_23=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_36=0, state_38=0, state_40=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_5=0, state_60=0, state_62=0, state_64=0, state_66=0, state_68=0, state_70=0, state_72=0, state_74=0, state_76=0, state_78=0, state_7=0, state_80=0, state_82=0, state_84=0, state_86=0, state_9=0, var_100=0, var_103=2, var_107=1, var_25=0, var_4=0, var_88=1, var_89=0, var_98=255] [L236] input_164 = input_164 & mask_SORT_1 [L237] input_165 = __VERIFIER_nondet_uchar() [L238] EXPR input_165 & mask_SORT_1 VAL [init_10_arg_1=0, init_12_arg_1=0, init_14_arg_1=0, init_16_arg_1=0, init_18_arg_1=0, init_20_arg_1=0, init_22_arg_1=0, init_24_arg_1=0, init_27_arg_1=0, init_29_arg_1=0, init_31_arg_1=0, init_33_arg_1=0, init_35_arg_1=0, init_37_arg_1=0, init_39_arg_1=0, init_41_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_63_arg_1=0, init_65_arg_1=0, init_67_arg_1=0, init_69_arg_1=0, init_6_arg_1=0, init_71_arg_1=0, init_73_arg_1=0, init_75_arg_1=0, init_77_arg_1=0, init_79_arg_1=0, init_81_arg_1=0, init_83_arg_1=0, init_85_arg_1=0, init_87_arg_1=0, init_8_arg_1=0, input_111=0, input_123=0, input_135=0, input_147=0, input_148=0, input_152=0, input_153=0, input_157=0, input_158=0, input_162=0, input_163=0, input_164=0, input_165 & mask_SORT_1=0, input_165=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_3=4294967295, msb_SORT_1=1, msb_SORT_2=128, msb_SORT_3=2147483648, state_11=0, state_13=0, state_15=0, state_17=0, state_19=0, state_21=0, state_23=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_36=0, state_38=0, state_40=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_5=0, state_60=0, state_62=0, state_64=0, state_66=0, state_68=0, state_70=0, state_72=0, state_74=0, state_76=0, state_78=0, state_7=0, state_80=0, state_82=0, state_84=0, state_86=0, state_9=0, var_100=0, var_103=2, var_107=1, var_25=0, var_4=0, var_88=1, var_89=0, var_98=255] [L238] input_165 = input_165 & mask_SORT_1 [L239] input_166 = __VERIFIER_nondet_uchar() [L240] EXPR input_166 & mask_SORT_1 VAL [init_10_arg_1=0, init_12_arg_1=0, init_14_arg_1=0, init_16_arg_1=0, init_18_arg_1=0, init_20_arg_1=0, init_22_arg_1=0, init_24_arg_1=0, init_27_arg_1=0, init_29_arg_1=0, init_31_arg_1=0, init_33_arg_1=0, init_35_arg_1=0, init_37_arg_1=0, init_39_arg_1=0, init_41_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_63_arg_1=0, init_65_arg_1=0, init_67_arg_1=0, init_69_arg_1=0, init_6_arg_1=0, init_71_arg_1=0, init_73_arg_1=0, init_75_arg_1=0, init_77_arg_1=0, init_79_arg_1=0, init_81_arg_1=0, init_83_arg_1=0, init_85_arg_1=0, init_87_arg_1=0, init_8_arg_1=0, input_111=0, input_123=0, input_135=0, input_147=0, input_148=0, input_152=0, input_153=0, input_157=0, input_158=0, input_162=0, input_163=0, input_164=0, input_165=0, input_166 & mask_SORT_1=0, input_166=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_3=4294967295, msb_SORT_1=1, msb_SORT_2=128, msb_SORT_3=2147483648, state_11=0, state_13=0, state_15=0, state_17=0, state_19=0, state_21=0, state_23=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_36=0, state_38=0, state_40=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_5=0, state_60=0, state_62=0, state_64=0, state_66=0, state_68=0, state_70=0, state_72=0, state_74=0, state_76=0, state_78=0, state_7=0, state_80=0, state_82=0, state_84=0, state_86=0, state_9=0, var_100=0, var_103=2, var_107=1, var_25=0, var_4=0, var_88=1, var_89=0, var_98=255] [L240] input_166 = input_166 & mask_SORT_1 [L241] input_167 = __VERIFIER_nondet_uchar() [L242] EXPR input_167 & mask_SORT_1 VAL [init_10_arg_1=0, init_12_arg_1=0, init_14_arg_1=0, init_16_arg_1=0, init_18_arg_1=0, init_20_arg_1=0, init_22_arg_1=0, init_24_arg_1=0, init_27_arg_1=0, init_29_arg_1=0, init_31_arg_1=0, init_33_arg_1=0, init_35_arg_1=0, init_37_arg_1=0, init_39_arg_1=0, init_41_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_63_arg_1=0, init_65_arg_1=0, init_67_arg_1=0, init_69_arg_1=0, init_6_arg_1=0, init_71_arg_1=0, init_73_arg_1=0, init_75_arg_1=0, init_77_arg_1=0, init_79_arg_1=0, init_81_arg_1=0, init_83_arg_1=0, init_85_arg_1=0, init_87_arg_1=0, init_8_arg_1=0, input_111=0, input_123=0, input_135=0, input_147=0, input_148=0, input_152=0, input_153=0, input_157=0, input_158=0, input_162=0, input_163=0, input_164=0, input_165=0, input_166=0, input_167 & mask_SORT_1=0, input_167=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_3=4294967295, msb_SORT_1=1, msb_SORT_2=128, msb_SORT_3=2147483648, state_11=0, state_13=0, state_15=0, state_17=0, state_19=0, state_21=0, state_23=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_36=0, state_38=0, state_40=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_5=0, state_60=0, state_62=0, state_64=0, state_66=0, state_68=0, state_70=0, state_72=0, state_74=0, state_76=0, state_78=0, state_7=0, state_80=0, state_82=0, state_84=0, state_86=0, state_9=0, var_100=0, var_103=2, var_107=1, var_25=0, var_4=0, var_88=1, var_89=0, var_98=255] [L242] input_167 = input_167 & mask_SORT_1 [L243] input_191 = __VERIFIER_nondet_uchar() [L244] input_193 = __VERIFIER_nondet_uchar() [L245] input_203 = __VERIFIER_nondet_uchar() [L246] input_208 = __VERIFIER_nondet_uchar() [L247] input_210 = __VERIFIER_nondet_uchar() [L248] input_215 = __VERIFIER_nondet_uchar() [L249] input_219 = __VERIFIER_nondet_uchar() [L250] input_234 = __VERIFIER_nondet_uchar() [L251] input_236 = __VERIFIER_nondet_uchar() [L252] input_246 = __VERIFIER_nondet_uchar() [L253] input_251 = __VERIFIER_nondet_uchar() [L254] input_253 = __VERIFIER_nondet_uchar() [L255] input_258 = __VERIFIER_nondet_uchar() [L256] input_262 = __VERIFIER_nondet_uchar() [L257] input_277 = __VERIFIER_nondet_uchar() [L258] input_279 = __VERIFIER_nondet_uchar() [L259] input_289 = __VERIFIER_nondet_uchar() [L260] input_294 = __VERIFIER_nondet_uchar() [L261] input_296 = __VERIFIER_nondet_uchar() [L262] input_301 = __VERIFIER_nondet_uchar() [L263] input_305 = __VERIFIER_nondet_uchar() [L266] SORT_1 var_90_arg_0 = state_38; [L267] SORT_3 var_90_arg_1 = var_88; [L268] SORT_3 var_90_arg_2 = var_89; [L269] SORT_3 var_90 = var_90_arg_0 ? var_90_arg_1 : var_90_arg_2; [L270] SORT_1 var_91_arg_0 = state_58; [L271] SORT_3 var_91_arg_1 = var_88; [L272] SORT_3 var_91_arg_2 = var_89; [L273] SORT_3 var_91 = var_91_arg_0 ? var_91_arg_1 : var_91_arg_2; [L274] SORT_3 var_92_arg_0 = var_90; [L275] SORT_3 var_92_arg_1 = var_91; [L276] SORT_3 var_92 = var_92_arg_0 + var_92_arg_1; [L277] SORT_1 var_93_arg_0 = state_78; [L278] SORT_3 var_93_arg_1 = var_88; [L279] SORT_3 var_93_arg_2 = var_89; [L280] SORT_3 var_93 = var_93_arg_0 ? var_93_arg_1 : var_93_arg_2; [L281] SORT_3 var_94_arg_0 = var_92; [L282] SORT_3 var_94_arg_1 = var_93; [L283] SORT_3 var_94 = var_94_arg_0 + var_94_arg_1; VAL [init_10_arg_1=0, init_12_arg_1=0, init_14_arg_1=0, init_16_arg_1=0, init_18_arg_1=0, init_20_arg_1=0, init_22_arg_1=0, init_24_arg_1=0, init_27_arg_1=0, init_29_arg_1=0, init_31_arg_1=0, init_33_arg_1=0, init_35_arg_1=0, init_37_arg_1=0, init_39_arg_1=0, init_41_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_63_arg_1=0, init_65_arg_1=0, init_67_arg_1=0, init_69_arg_1=0, init_6_arg_1=0, init_71_arg_1=0, init_73_arg_1=0, init_75_arg_1=0, init_77_arg_1=0, init_79_arg_1=0, init_81_arg_1=0, init_83_arg_1=0, init_85_arg_1=0, init_87_arg_1=0, init_8_arg_1=0, input_111=0, input_123=0, input_135=0, input_147=0, input_148=0, input_152=0, input_153=0, input_157=0, input_158=0, input_162=0, input_163=0, input_164=0, input_165=0, input_166=0, input_167=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_3=4294967295, msb_SORT_1=1, msb_SORT_2=128, msb_SORT_3=2147483648, state_11=0, state_13=0, state_15=0, state_17=0, state_19=0, state_21=0, state_23=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_36=0, state_38=0, state_40=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_5=0, state_60=0, state_62=0, state_64=0, state_66=0, state_68=0, state_70=0, state_72=0, state_74=0, state_76=0, state_78=0, state_7=0, state_80=0, state_82=0, state_84=0, state_86=0, state_9=0, var_100=0, var_103=2, var_107=1, var_25=0, var_4=0, var_88=1, var_89=0, var_90=0, var_90_arg_0=0, var_90_arg_1=1, var_90_arg_2=0, var_91=0, var_91_arg_0=0, var_91_arg_1=1, var_91_arg_2=0, var_92=0, var_92_arg_0=0, var_92_arg_1=0, var_93=0, var_93_arg_0=0, var_93_arg_1=1, var_93_arg_2=0, var_94=0, var_94_arg_0=0, var_94_arg_1=0, var_98=255] [L284] EXPR var_94 & mask_SORT_3 VAL [init_10_arg_1=0, init_12_arg_1=0, init_14_arg_1=0, init_16_arg_1=0, init_18_arg_1=0, init_20_arg_1=0, init_22_arg_1=0, init_24_arg_1=0, init_27_arg_1=0, init_29_arg_1=0, init_31_arg_1=0, init_33_arg_1=0, init_35_arg_1=0, init_37_arg_1=0, init_39_arg_1=0, init_41_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_63_arg_1=0, init_65_arg_1=0, init_67_arg_1=0, init_69_arg_1=0, init_6_arg_1=0, init_71_arg_1=0, init_73_arg_1=0, init_75_arg_1=0, init_77_arg_1=0, init_79_arg_1=0, init_81_arg_1=0, init_83_arg_1=0, init_85_arg_1=0, init_87_arg_1=0, init_8_arg_1=0, input_111=0, input_123=0, input_135=0, input_147=0, input_148=0, input_152=0, input_153=0, input_157=0, input_158=0, input_162=0, input_163=0, input_164=0, input_165=0, input_166=0, input_167=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_3=4294967295, msb_SORT_1=1, msb_SORT_2=128, msb_SORT_3=2147483648, state_11=0, state_13=0, state_15=0, state_17=0, state_19=0, state_21=0, state_23=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_36=0, state_38=0, state_40=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_5=0, state_60=0, state_62=0, state_64=0, state_66=0, state_68=0, state_70=0, state_72=0, state_74=0, state_76=0, state_78=0, state_7=0, state_80=0, state_82=0, state_84=0, state_86=0, state_9=0, var_100=0, var_103=2, var_107=1, var_25=0, var_4=0, var_88=1, var_89=0, var_90=0, var_90_arg_0=0, var_90_arg_1=1, var_90_arg_2=0, var_91=0, var_91_arg_0=0, var_91_arg_1=1, var_91_arg_2=0, var_92=0, var_92_arg_0=0, var_92_arg_1=0, var_93=0, var_93_arg_0=0, var_93_arg_1=1, var_93_arg_2=0, var_94 & mask_SORT_3=0, var_94=0, var_94_arg_0=0, var_94_arg_1=0, var_98=255] [L284] var_94 = var_94 & mask_SORT_3 [L285] SORT_3 var_95_arg_0 = var_94; [L286] SORT_3 var_95_arg_1 = var_88; [L287] SORT_1 var_95 = var_95_arg_0 <= var_95_arg_1; [L288] SORT_1 var_96_arg_0 = ~state_86; VAL [init_10_arg_1=0, init_12_arg_1=0, init_14_arg_1=0, init_16_arg_1=0, init_18_arg_1=0, init_20_arg_1=0, init_22_arg_1=0, init_24_arg_1=0, init_27_arg_1=0, init_29_arg_1=0, init_31_arg_1=0, init_33_arg_1=0, init_35_arg_1=0, init_37_arg_1=0, init_39_arg_1=0, init_41_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_63_arg_1=0, init_65_arg_1=0, init_67_arg_1=0, init_69_arg_1=0, init_6_arg_1=0, init_71_arg_1=0, init_73_arg_1=0, init_75_arg_1=0, init_77_arg_1=0, init_79_arg_1=0, init_81_arg_1=0, init_83_arg_1=0, init_85_arg_1=0, init_87_arg_1=0, init_8_arg_1=0, input_111=0, input_123=0, input_135=0, input_147=0, input_148=0, input_152=0, input_153=0, input_157=0, input_158=0, input_162=0, input_163=0, input_164=0, input_165=0, input_166=0, input_167=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_3=4294967295, msb_SORT_1=1, msb_SORT_2=128, msb_SORT_3=2147483648, state_11=0, state_13=0, state_15=0, state_17=0, state_19=0, state_21=0, state_23=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_36=0, state_38=0, state_40=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_5=0, state_60=0, state_62=0, state_64=0, state_66=0, state_68=0, state_70=0, state_72=0, state_74=0, state_76=0, state_78=0, state_7=0, state_80=0, state_82=0, state_84=0, state_86=0, state_9=0, var_100=0, var_103=2, var_107=1, var_25=0, var_4=0, var_88=1, var_89=0, var_90=0, var_90_arg_0=0, var_90_arg_1=1, var_90_arg_2=0, var_91=0, var_91_arg_0=0, var_91_arg_1=1, var_91_arg_2=0, var_92=0, var_92_arg_0=0, var_92_arg_1=0, var_93=0, var_93_arg_0=0, var_93_arg_1=1, var_93_arg_2=0, var_94=0, var_94_arg_0=0, var_94_arg_1=0, var_95=1, var_95_arg_0=0, var_95_arg_1=1, var_96_arg_0=255, var_98=255] [L289] EXPR var_96_arg_0 & mask_SORT_1 VAL [init_10_arg_1=0, init_12_arg_1=0, init_14_arg_1=0, init_16_arg_1=0, init_18_arg_1=0, init_20_arg_1=0, init_22_arg_1=0, init_24_arg_1=0, init_27_arg_1=0, init_29_arg_1=0, init_31_arg_1=0, init_33_arg_1=0, init_35_arg_1=0, init_37_arg_1=0, init_39_arg_1=0, init_41_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_63_arg_1=0, init_65_arg_1=0, init_67_arg_1=0, init_69_arg_1=0, init_6_arg_1=0, init_71_arg_1=0, init_73_arg_1=0, init_75_arg_1=0, init_77_arg_1=0, init_79_arg_1=0, init_81_arg_1=0, init_83_arg_1=0, init_85_arg_1=0, init_87_arg_1=0, init_8_arg_1=0, input_111=0, input_123=0, input_135=0, input_147=0, input_148=0, input_152=0, input_153=0, input_157=0, input_158=0, input_162=0, input_163=0, input_164=0, input_165=0, input_166=0, input_167=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_3=4294967295, msb_SORT_1=1, msb_SORT_2=128, msb_SORT_3=2147483648, state_11=0, state_13=0, state_15=0, state_17=0, state_19=0, state_21=0, state_23=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_36=0, state_38=0, state_40=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_5=0, state_60=0, state_62=0, state_64=0, state_66=0, state_68=0, state_70=0, state_72=0, state_74=0, state_76=0, state_78=0, state_7=0, state_80=0, state_82=0, state_84=0, state_86=0, state_9=0, var_100=0, var_103=2, var_107=1, var_25=0, var_4=0, var_88=1, var_89=0, var_90=0, var_90_arg_0=0, var_90_arg_1=1, var_90_arg_2=0, var_91=0, var_91_arg_0=0, var_91_arg_1=1, var_91_arg_2=0, var_92=0, var_92_arg_0=0, var_92_arg_1=0, var_93=0, var_93_arg_0=0, var_93_arg_1=1, var_93_arg_2=0, var_94=0, var_94_arg_0=0, var_94_arg_1=0, var_95=1, var_95_arg_0=0, var_95_arg_1=1, var_96_arg_0 & mask_SORT_1=1, var_96_arg_0=255, var_98=255] [L289] var_96_arg_0 = var_96_arg_0 & mask_SORT_1 [L290] SORT_1 var_96_arg_1 = ~var_95; VAL [init_10_arg_1=0, init_12_arg_1=0, init_14_arg_1=0, init_16_arg_1=0, init_18_arg_1=0, init_20_arg_1=0, init_22_arg_1=0, init_24_arg_1=0, init_27_arg_1=0, init_29_arg_1=0, init_31_arg_1=0, init_33_arg_1=0, init_35_arg_1=0, init_37_arg_1=0, init_39_arg_1=0, init_41_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_63_arg_1=0, init_65_arg_1=0, init_67_arg_1=0, init_69_arg_1=0, init_6_arg_1=0, init_71_arg_1=0, init_73_arg_1=0, init_75_arg_1=0, init_77_arg_1=0, init_79_arg_1=0, init_81_arg_1=0, init_83_arg_1=0, init_85_arg_1=0, init_87_arg_1=0, init_8_arg_1=0, input_111=0, input_123=0, input_135=0, input_147=0, input_148=0, input_152=0, input_153=0, input_157=0, input_158=0, input_162=0, input_163=0, input_164=0, input_165=0, input_166=0, input_167=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_3=4294967295, msb_SORT_1=1, msb_SORT_2=128, msb_SORT_3=2147483648, state_11=0, state_13=0, state_15=0, state_17=0, state_19=0, state_21=0, state_23=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_36=0, state_38=0, state_40=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_5=0, state_60=0, state_62=0, state_64=0, state_66=0, state_68=0, state_70=0, state_72=0, state_74=0, state_76=0, state_78=0, state_7=0, state_80=0, state_82=0, state_84=0, state_86=0, state_9=0, var_100=0, var_103=2, var_107=1, var_25=0, var_4=0, var_88=1, var_89=0, var_90=0, var_90_arg_0=0, var_90_arg_1=1, var_90_arg_2=0, var_91=0, var_91_arg_0=0, var_91_arg_1=1, var_91_arg_2=0, var_92=0, var_92_arg_0=0, var_92_arg_1=0, var_93=0, var_93_arg_0=0, var_93_arg_1=1, var_93_arg_2=0, var_94=0, var_94_arg_0=0, var_94_arg_1=0, var_95=1, var_95_arg_0=0, var_95_arg_1=1, var_96_arg_0=1, var_96_arg_1=254, var_98=255] [L291] EXPR var_96_arg_1 & mask_SORT_1 VAL [init_10_arg_1=0, init_12_arg_1=0, init_14_arg_1=0, init_16_arg_1=0, init_18_arg_1=0, init_20_arg_1=0, init_22_arg_1=0, init_24_arg_1=0, init_27_arg_1=0, init_29_arg_1=0, init_31_arg_1=0, init_33_arg_1=0, init_35_arg_1=0, init_37_arg_1=0, init_39_arg_1=0, init_41_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_63_arg_1=0, init_65_arg_1=0, init_67_arg_1=0, init_69_arg_1=0, init_6_arg_1=0, init_71_arg_1=0, init_73_arg_1=0, init_75_arg_1=0, init_77_arg_1=0, init_79_arg_1=0, init_81_arg_1=0, init_83_arg_1=0, init_85_arg_1=0, init_87_arg_1=0, init_8_arg_1=0, input_111=0, input_123=0, input_135=0, input_147=0, input_148=0, input_152=0, input_153=0, input_157=0, input_158=0, input_162=0, input_163=0, input_164=0, input_165=0, input_166=0, input_167=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_3=4294967295, msb_SORT_1=1, msb_SORT_2=128, msb_SORT_3=2147483648, state_11=0, state_13=0, state_15=0, state_17=0, state_19=0, state_21=0, state_23=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_36=0, state_38=0, state_40=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_5=0, state_60=0, state_62=0, state_64=0, state_66=0, state_68=0, state_70=0, state_72=0, state_74=0, state_76=0, state_78=0, state_7=0, state_80=0, state_82=0, state_84=0, state_86=0, state_9=0, var_100=0, var_103=2, var_107=1, var_25=0, var_4=0, var_88=1, var_89=0, var_90=0, var_90_arg_0=0, var_90_arg_1=1, var_90_arg_2=0, var_91=0, var_91_arg_0=0, var_91_arg_1=1, var_91_arg_2=0, var_92=0, var_92_arg_0=0, var_92_arg_1=0, var_93=0, var_93_arg_0=0, var_93_arg_1=1, var_93_arg_2=0, var_94=0, var_94_arg_0=0, var_94_arg_1=0, var_95=1, var_95_arg_0=0, var_95_arg_1=1, var_96_arg_0=1, var_96_arg_1 & mask_SORT_1=1, var_96_arg_1=254, var_98=255] [L291] var_96_arg_1 = var_96_arg_1 & mask_SORT_1 [L292] EXPR var_96_arg_0 & var_96_arg_1 VAL [init_10_arg_1=0, init_12_arg_1=0, init_14_arg_1=0, init_16_arg_1=0, init_18_arg_1=0, init_20_arg_1=0, init_22_arg_1=0, init_24_arg_1=0, init_27_arg_1=0, init_29_arg_1=0, init_31_arg_1=0, init_33_arg_1=0, init_35_arg_1=0, init_37_arg_1=0, init_39_arg_1=0, init_41_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_63_arg_1=0, init_65_arg_1=0, init_67_arg_1=0, init_69_arg_1=0, init_6_arg_1=0, init_71_arg_1=0, init_73_arg_1=0, init_75_arg_1=0, init_77_arg_1=0, init_79_arg_1=0, init_81_arg_1=0, init_83_arg_1=0, init_85_arg_1=0, init_87_arg_1=0, init_8_arg_1=0, input_111=0, input_123=0, input_135=0, input_147=0, input_148=0, input_152=0, input_153=0, input_157=0, input_158=0, input_162=0, input_163=0, input_164=0, input_165=0, input_166=0, input_167=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_3=4294967295, msb_SORT_1=1, msb_SORT_2=128, msb_SORT_3=2147483648, state_11=0, state_13=0, state_15=0, state_17=0, state_19=0, state_21=0, state_23=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_36=0, state_38=0, state_40=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_5=0, state_60=0, state_62=0, state_64=0, state_66=0, state_68=0, state_70=0, state_72=0, state_74=0, state_76=0, state_78=0, state_7=0, state_80=0, state_82=0, state_84=0, state_86=0, state_9=0, var_100=0, var_103=2, var_107=1, var_25=0, var_4=0, var_88=1, var_89=0, var_90=0, var_90_arg_0=0, var_90_arg_1=1, var_90_arg_2=0, var_91=0, var_91_arg_0=0, var_91_arg_1=1, var_91_arg_2=0, var_92=0, var_92_arg_0=0, var_92_arg_1=0, var_93=0, var_93_arg_0=0, var_93_arg_1=1, var_93_arg_2=0, var_94=0, var_94_arg_0=0, var_94_arg_1=0, var_95=1, var_95_arg_0=0, var_95_arg_1=1, var_96_arg_0 & var_96_arg_1=1, var_96_arg_0=1, var_96_arg_1=1, var_98=255] [L292] SORT_1 var_96 = var_96_arg_0 & var_96_arg_1; [L293] EXPR var_96 & mask_SORT_1 VAL [init_10_arg_1=0, init_12_arg_1=0, init_14_arg_1=0, init_16_arg_1=0, init_18_arg_1=0, init_20_arg_1=0, init_22_arg_1=0, init_24_arg_1=0, init_27_arg_1=0, init_29_arg_1=0, init_31_arg_1=0, init_33_arg_1=0, init_35_arg_1=0, init_37_arg_1=0, init_39_arg_1=0, init_41_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_63_arg_1=0, init_65_arg_1=0, init_67_arg_1=0, init_69_arg_1=0, init_6_arg_1=0, init_71_arg_1=0, init_73_arg_1=0, init_75_arg_1=0, init_77_arg_1=0, init_79_arg_1=0, init_81_arg_1=0, init_83_arg_1=0, init_85_arg_1=0, init_87_arg_1=0, init_8_arg_1=0, input_111=0, input_123=0, input_135=0, input_147=0, input_148=0, input_152=0, input_153=0, input_157=0, input_158=0, input_162=0, input_163=0, input_164=0, input_165=0, input_166=0, input_167=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_3=4294967295, msb_SORT_1=1, msb_SORT_2=128, msb_SORT_3=2147483648, state_11=0, state_13=0, state_15=0, state_17=0, state_19=0, state_21=0, state_23=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_36=0, state_38=0, state_40=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_5=0, state_60=0, state_62=0, state_64=0, state_66=0, state_68=0, state_70=0, state_72=0, state_74=0, state_76=0, state_78=0, state_7=0, state_80=0, state_82=0, state_84=0, state_86=0, state_9=0, var_100=0, var_103=2, var_107=1, var_25=0, var_4=0, var_88=1, var_89=0, var_90=0, var_90_arg_0=0, var_90_arg_1=1, var_90_arg_2=0, var_91=0, var_91_arg_0=0, var_91_arg_1=1, var_91_arg_2=0, var_92=0, var_92_arg_0=0, var_92_arg_1=0, var_93=0, var_93_arg_0=0, var_93_arg_1=1, var_93_arg_2=0, var_94=0, var_94_arg_0=0, var_94_arg_1=0, var_95=1, var_95_arg_0=0, var_95_arg_1=1, var_96 & mask_SORT_1=1, var_96=1, var_96_arg_0=1, var_96_arg_1=1, var_98=255] [L293] var_96 = var_96 & mask_SORT_1 [L294] SORT_1 bad_97_arg_0 = var_96; [L295] CALL __VERIFIER_assert(!(bad_97_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, 2050 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 10.7s, OverallIterations: 6, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.1s, AutomataDifference: 5.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 15981 SdHoareTripleChecker+Valid, 3.8s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 15981 mSDsluCounter, 52028 SdHoareTripleChecker+Invalid, 3.2s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 35513 mSDsCounter, 2 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 3073 IncrementalHoareTripleChecker+Invalid, 3075 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 2 mSolverCounterUnsat, 16515 mSDtfsCounter, 3073 mSolverCounterSat, 0.4s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 29 GetRequests, 14 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=2064occurred in iteration=5, InterpolantAutomatonStates: 23, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.5s AutomataMinimizationTime, 5 MinimizatonAttempts, 5751 StatesRemovedByMinimization, 4 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.2s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 3.4s InterpolantComputationTime, 776 NumberOfCodeBlocks, 776 NumberOfCodeBlocksAsserted, 6 NumberOfCheckSat, 640 ConstructedInterpolants, 0 QuantifiedInterpolants, 1398 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 5 InterpolantComputations, 5 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 [2023-11-06 22:21:43,120 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_673b7a13-fb2f-4951-8909-60f4bf659a6c/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_673b7a13-fb2f-4951-8909-60f4bf659a6c/bin/uautomizer-verify-WvqO1wxjHP/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_673b7a13-fb2f-4951-8909-60f4bf659a6c/bin/uautomizer-verify-WvqO1wxjHP/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_673b7a13-fb2f-4951-8909-60f4bf659a6c/bin/uautomizer-verify-WvqO1wxjHP/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_673b7a13-fb2f-4951-8909-60f4bf659a6c/bin/uautomizer-verify-WvqO1wxjHP/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.mcs.2.prop1-func-interl.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_673b7a13-fb2f-4951-8909-60f4bf659a6c/bin/uautomizer-verify-WvqO1wxjHP/config/svcomp-Reach-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_673b7a13-fb2f-4951-8909-60f4bf659a6c/bin/uautomizer-verify-WvqO1wxjHP --witnessprinter.witness.filename witness.graphml --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 3c22b85d347581119638421811f37a37cce681028ee2583c8ff4c6119cb50fe4 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-e7bb482 [2023-11-06 22:21:46,301 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-06 22:21:46,445 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_673b7a13-fb2f-4951-8909-60f4bf659a6c/bin/uautomizer-verify-WvqO1wxjHP/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2023-11-06 22:21:46,457 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-06 22:21:46,457 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-06 22:21:46,492 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-06 22:21:46,493 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-06 22:21:46,493 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-06 22:21:46,494 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-06 22:21:46,495 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-06 22:21:46,496 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-06 22:21:46,497 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-06 22:21:46,497 INFO L153 SettingsManager]: * Use SBE=true [2023-11-06 22:21:46,498 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-06 22:21:46,499 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-06 22:21:46,499 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-06 22:21:46,500 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-06 22:21:46,501 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-06 22:21:46,501 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-06 22:21:46,502 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-06 22:21:46,502 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-06 22:21:46,503 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-06 22:21:46,503 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-06 22:21:46,504 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-06 22:21:46,505 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-06 22:21:46,505 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-06 22:21:46,506 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-06 22:21:46,506 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-06 22:21:46,507 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-06 22:21:46,507 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-06 22:21:46,508 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-11-06 22:21:46,508 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2023-11-06 22:21:46,509 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-06 22:21:46,510 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-06 22:21:46,510 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-06 22:21:46,510 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-06 22:21:46,514 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-06 22:21:46,515 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2023-11-06 22:21:46,515 INFO L153 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-11-06 22:21:46,515 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_673b7a13-fb2f-4951-8909-60f4bf659a6c/bin/uautomizer-verify-WvqO1wxjHP/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_673b7a13-fb2f-4951-8909-60f4bf659a6c/bin/uautomizer-verify-WvqO1wxjHP Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3c22b85d347581119638421811f37a37cce681028ee2583c8ff4c6119cb50fe4 [2023-11-06 22:21:47,028 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-06 22:21:47,067 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-06 22:21:47,071 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-06 22:21:47,073 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-06 22:21:47,074 INFO L274 PluginConnector]: CDTParser initialized [2023-11-06 22:21:47,077 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_673b7a13-fb2f-4951-8909-60f4bf659a6c/bin/uautomizer-verify-WvqO1wxjHP/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.mcs.2.prop1-func-interl.c [2023-11-06 22:21:50,596 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-06 22:21:51,089 INFO L384 CDTParser]: Found 1 translation units. [2023-11-06 22:21:51,090 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_673b7a13-fb2f-4951-8909-60f4bf659a6c/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.mcs.2.prop1-func-interl.c [2023-11-06 22:21:51,124 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_673b7a13-fb2f-4951-8909-60f4bf659a6c/bin/uautomizer-verify-WvqO1wxjHP/data/b8e3625ac/cc4fa33bf9e14791ae5d1402aaca71d2/FLAGc0505d563 [2023-11-06 22:21:51,149 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_673b7a13-fb2f-4951-8909-60f4bf659a6c/bin/uautomizer-verify-WvqO1wxjHP/data/b8e3625ac/cc4fa33bf9e14791ae5d1402aaca71d2 [2023-11-06 22:21:51,160 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-06 22:21:51,161 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-06 22:21:51,164 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-06 22:21:51,165 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-06 22:21:51,171 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-06 22:21:51,172 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 10:21:51" (1/1) ... [2023-11-06 22:21:51,174 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@34a9f84d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:21:51, skipping insertion in model container [2023-11-06 22:21:51,174 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 10:21:51" (1/1) ... [2023-11-06 22:21:51,301 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-06 22:21:51,575 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_673b7a13-fb2f-4951-8909-60f4bf659a6c/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.mcs.2.prop1-func-interl.c[1170,1183] [2023-11-06 22:21:52,141 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-06 22:21:52,155 INFO L202 MainTranslator]: Completed pre-run [2023-11-06 22:21:52,186 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_673b7a13-fb2f-4951-8909-60f4bf659a6c/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.mcs.2.prop1-func-interl.c[1170,1183] [2023-11-06 22:21:52,398 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-06 22:21:52,418 INFO L206 MainTranslator]: Completed translation [2023-11-06 22:21:52,419 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:21:52 WrapperNode [2023-11-06 22:21:52,419 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-06 22:21:52,421 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-06 22:21:52,446 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-06 22:21:52,446 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-06 22:21:52,455 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:21:52" (1/1) ... [2023-11-06 22:21:52,532 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:21:52" (1/1) ... [2023-11-06 22:21:52,703 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 2270 [2023-11-06 22:21:52,704 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-06 22:21:52,705 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-06 22:21:52,705 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-06 22:21:52,705 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-06 22:21:52,717 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:21:52" (1/1) ... [2023-11-06 22:21:52,717 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:21:52" (1/1) ... [2023-11-06 22:21:52,736 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:21:52" (1/1) ... [2023-11-06 22:21:52,737 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:21:52" (1/1) ... [2023-11-06 22:21:52,865 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:21:52" (1/1) ... [2023-11-06 22:21:52,881 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:21:52" (1/1) ... [2023-11-06 22:21:52,901 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:21:52" (1/1) ... [2023-11-06 22:21:52,923 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:21:52" (1/1) ... [2023-11-06 22:21:52,952 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-06 22:21:52,954 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-06 22:21:52,954 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-06 22:21:52,954 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-06 22:21:52,955 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:21:52" (1/1) ... [2023-11-06 22:21:52,963 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-06 22:21:52,979 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_673b7a13-fb2f-4951-8909-60f4bf659a6c/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:21:53,002 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_673b7a13-fb2f-4951-8909-60f4bf659a6c/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-06 22:21:53,023 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_673b7a13-fb2f-4951-8909-60f4bf659a6c/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-06 22:21:53,063 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-06 22:21:53,064 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-06 22:21:53,064 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-06 22:21:53,065 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-06 22:21:53,622 INFO L236 CfgBuilder]: Building ICFG [2023-11-06 22:21:53,625 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-06 22:21:58,985 INFO L277 CfgBuilder]: Performing block encoding [2023-11-06 22:21:58,992 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-06 22:21:58,993 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-06 22:21:58,995 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 10:21:58 BoogieIcfgContainer [2023-11-06 22:21:58,996 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-06 22:21:58,999 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-06 22:21:58,999 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-06 22:21:59,004 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-06 22:21:59,006 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.11 10:21:51" (1/3) ... [2023-11-06 22:21:59,007 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1604c025 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 10:21:59, skipping insertion in model container [2023-11-06 22:21:59,008 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:21:52" (2/3) ... [2023-11-06 22:21:59,010 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1604c025 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 10:21:59, skipping insertion in model container [2023-11-06 22:21:59,010 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 10:21:58" (3/3) ... [2023-11-06 22:21:59,012 INFO L112 eAbstractionObserver]: Analyzing ICFG btor2c-lazyMod.mcs.2.prop1-func-interl.c [2023-11-06 22:21:59,037 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-06 22:21:59,038 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-06 22:21:59,114 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-06 22:21:59,123 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=LoopsAndPotentialCycles, 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;@2f69ad85, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2023-11-06 22:21:59,124 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-06 22:21:59,131 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) [2023-11-06 22:21:59,153 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-06 22:21:59,154 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:21:59,154 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1] [2023-11-06 22:21:59,155 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:21:59,161 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:21:59,162 INFO L85 PathProgramCache]: Analyzing trace with hash 28698761, now seen corresponding path program 1 times [2023-11-06 22:21:59,175 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-06 22:21:59,176 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1327512312] [2023-11-06 22:21:59,176 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:21:59,177 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 [2023-11-06 22:21:59,177 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_673b7a13-fb2f-4951-8909-60f4bf659a6c/bin/uautomizer-verify-WvqO1wxjHP/mathsat [2023-11-06 22:21:59,179 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_673b7a13-fb2f-4951-8909-60f4bf659a6c/bin/uautomizer-verify-WvqO1wxjHP/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) [2023-11-06 22:21:59,190 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_673b7a13-fb2f-4951-8909-60f4bf659a6c/bin/uautomizer-verify-WvqO1wxjHP/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 [2023-11-06 22:21:59,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:21:59,792 INFO L262 TraceCheckSpWp]: Trace formula consists of 152 conjuncts, 32 conjunts are in the unsatisfiable core [2023-11-06 22:21:59,814 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 22:22:00,388 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-06 22:22:00,388 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-06 22:22:00,389 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-06 22:22:00,390 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1327512312] [2023-11-06 22:22:00,391 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1327512312] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:22:00,391 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 22:22:00,392 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-06 22:22:00,394 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2023784830] [2023-11-06 22:22:00,395 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:22:00,401 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-06 22:22:00,401 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-06 22:22:00,437 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-06 22:22:00,438 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-06 22:22:00,441 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) [2023-11-06 22:22:00,880 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:22:00,880 INFO L93 Difference]: Finished difference Result 19 states and 27 transitions. [2023-11-06 22:22:00,882 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-06 22:22:00,883 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 [2023-11-06 22:22:00,884 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:22:00,894 INFO L225 Difference]: With dead ends: 19 [2023-11-06 22:22:00,894 INFO L226 Difference]: Without dead ends: 10 [2023-11-06 22:22:00,898 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-11-06 22:22:00,903 INFO L413 NwaCegarLoop]: 4 mSDtfsCounter, 3 mSDsluCounter, 7 mSDsCounter, 0 mSdLazyCounter, 9 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s 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, 0.4s IncrementalHoareTripleChecker+Time [2023-11-06 22:22:00,904 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3 Valid, 11 Invalid, 9 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 9 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2023-11-06 22:22:00,928 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10 states. [2023-11-06 22:22:00,943 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10 to 9. [2023-11-06 22:22:00,945 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) [2023-11-06 22:22:00,946 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 9 transitions. [2023-11-06 22:22:00,948 INFO L78 Accepts]: Start accepts. Automaton has 9 states and 9 transitions. Word has length 5 [2023-11-06 22:22:00,948 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:22:00,948 INFO L495 AbstractCegarLoop]: Abstraction has 9 states and 9 transitions. [2023-11-06 22:22:00,949 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) [2023-11-06 22:22:00,949 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 9 transitions. [2023-11-06 22:22:00,950 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-06 22:22:00,950 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:22:00,950 INFO L195 NwaCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1] [2023-11-06 22:22:00,977 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_673b7a13-fb2f-4951-8909-60f4bf659a6c/bin/uautomizer-verify-WvqO1wxjHP/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 [2023-11-06 22:22:01,165 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_673b7a13-fb2f-4951-8909-60f4bf659a6c/bin/uautomizer-verify-WvqO1wxjHP/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 [2023-11-06 22:22:01,166 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:22:01,167 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:22:01,167 INFO L85 PathProgramCache]: Analyzing trace with hash 271073635, now seen corresponding path program 1 times [2023-11-06 22:22:01,173 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-06 22:22:01,173 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [799756426] [2023-11-06 22:22:01,173 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:22:01,174 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 [2023-11-06 22:22:01,174 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_673b7a13-fb2f-4951-8909-60f4bf659a6c/bin/uautomizer-verify-WvqO1wxjHP/mathsat [2023-11-06 22:22:01,176 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_673b7a13-fb2f-4951-8909-60f4bf659a6c/bin/uautomizer-verify-WvqO1wxjHP/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) [2023-11-06 22:22:01,194 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_673b7a13-fb2f-4951-8909-60f4bf659a6c/bin/uautomizer-verify-WvqO1wxjHP/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 [2023-11-06 22:22:03,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:22:03,239 INFO L262 TraceCheckSpWp]: Trace formula consists of 1888 conjuncts, 202 conjunts are in the unsatisfiable core [2023-11-06 22:22:03,286 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 22:22:08,839 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-06 22:22:08,840 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-06 22:22:22,212 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-06 22:22:22,212 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-06 22:22:22,213 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [799756426] [2023-11-06 22:22:22,213 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [799756426] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-06 22:22:22,214 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-11-06 22:22:22,214 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 8 [2023-11-06 22:22:22,214 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2125182692] [2023-11-06 22:22:22,215 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-11-06 22:22:22,216 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2023-11-06 22:22:22,216 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-06 22:22:22,218 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2023-11-06 22:22:22,218 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=38, Unknown=1, NotChecked=0, Total=56 [2023-11-06 22:22:22,219 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) [2023-11-06 22:22:32,645 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:22:32,645 INFO L93 Difference]: Finished difference Result 15 states and 15 transitions. [2023-11-06 22:22:32,645 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-11-06 22:22:32,646 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 [2023-11-06 22:22:32,646 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:22:32,647 INFO L225 Difference]: With dead ends: 15 [2023-11-06 22:22:32,647 INFO L226 Difference]: Without dead ends: 13 [2023-11-06 22:22:32,647 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 16.2s TimeCoverageRelationStatistics Valid=37, Invalid=70, Unknown=3, NotChecked=0, Total=110 [2023-11-06 22:22:32,649 INFO L413 NwaCegarLoop]: 4 mSDtfsCounter, 8 mSDsluCounter, 13 mSDsCounter, 0 mSdLazyCounter, 20 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 8 SdHoareTripleChecker+Valid, 17 SdHoareTripleChecker+Invalid, 22 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 20 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.4s IncrementalHoareTripleChecker+Time [2023-11-06 22:22:32,650 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [8 Valid, 17 Invalid, 22 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 20 Invalid, 0 Unknown, 0 Unchecked, 3.4s Time] [2023-11-06 22:22:32,651 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13 states. [2023-11-06 22:22:32,656 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13 to 12. [2023-11-06 22:22:32,656 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) [2023-11-06 22:22:32,657 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 12 transitions. [2023-11-06 22:22:32,658 INFO L78 Accepts]: Start accepts. Automaton has 12 states and 12 transitions. Word has length 8 [2023-11-06 22:22:32,658 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:22:32,658 INFO L495 AbstractCegarLoop]: Abstraction has 12 states and 12 transitions. [2023-11-06 22:22:32,659 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) [2023-11-06 22:22:32,659 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 12 transitions. [2023-11-06 22:22:32,660 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-06 22:22:32,660 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:22:32,660 INFO L195 NwaCegarLoop]: trace histogram [3, 2, 2, 1, 1, 1, 1] [2023-11-06 22:22:32,686 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_673b7a13-fb2f-4951-8909-60f4bf659a6c/bin/uautomizer-verify-WvqO1wxjHP/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 [2023-11-06 22:22:32,881 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_673b7a13-fb2f-4951-8909-60f4bf659a6c/bin/uautomizer-verify-WvqO1wxjHP/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 [2023-11-06 22:22:32,882 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:22:32,882 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:22:32,882 INFO L85 PathProgramCache]: Analyzing trace with hash 1020920393, now seen corresponding path program 2 times [2023-11-06 22:22:32,886 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-06 22:22:32,886 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [590909027] [2023-11-06 22:22:32,886 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2023-11-06 22:22:32,887 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 [2023-11-06 22:22:32,887 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_673b7a13-fb2f-4951-8909-60f4bf659a6c/bin/uautomizer-verify-WvqO1wxjHP/mathsat [2023-11-06 22:22:32,888 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_673b7a13-fb2f-4951-8909-60f4bf659a6c/bin/uautomizer-verify-WvqO1wxjHP/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) [2023-11-06 22:22:32,890 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_673b7a13-fb2f-4951-8909-60f4bf659a6c/bin/uautomizer-verify-WvqO1wxjHP/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 [2023-11-06 22:22:37,156 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2023-11-06 22:22:37,156 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-11-06 22:22:37,242 INFO L262 TraceCheckSpWp]: Trace formula consists of 3624 conjuncts, 459 conjunts are in the unsatisfiable core [2023-11-06 22:22:37,298 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 22:22:51,042 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 6 refuted. 1 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-06 22:22:51,042 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-06 22:23:37,742 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-06 22:23:37,742 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-06 22:23:37,742 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [590909027] [2023-11-06 22:23:37,743 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [590909027] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-06 22:23:37,743 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-11-06 22:23:37,743 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 10 [2023-11-06 22:23:37,744 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1811921564] [2023-11-06 22:23:37,744 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-11-06 22:23:37,744 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2023-11-06 22:23:37,745 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-06 22:23:37,745 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2023-11-06 22:23:37,746 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=63, Unknown=5, NotChecked=0, Total=90 [2023-11-06 22:23:37,746 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) [2023-11-06 22:23:44,252 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.37s for a HTC check with result INVALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0, 1] [2023-11-06 22:23:57,400 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.39s for a HTC check with result INVALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0, 1] [2023-11-06 22:24:03,445 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.48s for a HTC check with result INVALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0, 1] [2023-11-06 22:24:12,403 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.34s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-11-06 22:24:12,648 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:24:12,648 INFO L93 Difference]: Finished difference Result 18 states and 18 transitions. [2023-11-06 22:24:12,649 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-11-06 22:24:12,649 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 [2023-11-06 22:24:12,649 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:24:12,650 INFO L225 Difference]: With dead ends: 18 [2023-11-06 22:24:12,650 INFO L226 Difference]: Without dead ends: 16 [2023-11-06 22:24:12,651 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 12 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 64.5s TimeCoverageRelationStatistics Valid=64, Invalid=136, Unknown=10, NotChecked=0, Total=210 [2023-11-06 22:24:12,652 INFO L413 NwaCegarLoop]: 4 mSDtfsCounter, 9 mSDsluCounter, 20 mSDsCounter, 0 mSdLazyCounter, 20 mSolverCounterSat, 4 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 9.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 9 SdHoareTripleChecker+Valid, 24 SdHoareTripleChecker+Invalid, 25 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 20 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 9.7s IncrementalHoareTripleChecker+Time [2023-11-06 22:24:12,653 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [9 Valid, 24 Invalid, 25 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 20 Invalid, 1 Unknown, 0 Unchecked, 9.7s Time] [2023-11-06 22:24:12,654 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16 states. [2023-11-06 22:24:12,666 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16 to 15. [2023-11-06 22:24:12,667 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15 states, 14 states have (on average 1.0714285714285714) internal successors, (15), 14 states have internal predecessors, (15), 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) [2023-11-06 22:24:12,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 15 states and 15 transitions. [2023-11-06 22:24:12,668 INFO L78 Accepts]: Start accepts. Automaton has 15 states and 15 transitions. Word has length 11 [2023-11-06 22:24:12,668 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:24:12,668 INFO L495 AbstractCegarLoop]: Abstraction has 15 states and 15 transitions. [2023-11-06 22:24:12,668 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) [2023-11-06 22:24:12,669 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 15 transitions. [2023-11-06 22:24:12,669 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-06 22:24:12,669 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:24:12,669 INFO L195 NwaCegarLoop]: trace histogram [4, 3, 3, 1, 1, 1, 1] [2023-11-06 22:24:12,693 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_673b7a13-fb2f-4951-8909-60f4bf659a6c/bin/uautomizer-verify-WvqO1wxjHP/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 [2023-11-06 22:24:12,870 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_673b7a13-fb2f-4951-8909-60f4bf659a6c/bin/uautomizer-verify-WvqO1wxjHP/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 [2023-11-06 22:24:12,870 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:24:12,871 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:24:12,871 INFO L85 PathProgramCache]: Analyzing trace with hash 1580781475, now seen corresponding path program 3 times [2023-11-06 22:24:12,876 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-06 22:24:12,876 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [106810394] [2023-11-06 22:24:12,876 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2023-11-06 22:24:12,876 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 [2023-11-06 22:24:12,877 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_673b7a13-fb2f-4951-8909-60f4bf659a6c/bin/uautomizer-verify-WvqO1wxjHP/mathsat [2023-11-06 22:24:12,878 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_673b7a13-fb2f-4951-8909-60f4bf659a6c/bin/uautomizer-verify-WvqO1wxjHP/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) [2023-11-06 22:24:12,882 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_673b7a13-fb2f-4951-8909-60f4bf659a6c/bin/uautomizer-verify-WvqO1wxjHP/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 [2023-11-06 22:24:21,157 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 4 check-sat command(s) [2023-11-06 22:24:21,157 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-11-06 22:24:21,291 INFO L262 TraceCheckSpWp]: Trace formula consists of 5360 conjuncts, 773 conjunts are in the unsatisfiable core [2023-11-06 22:24:21,343 INFO L285 TraceCheckSpWp]: Computing forward predicates...