./Ultimate.py --spec /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/properties/unreach-call.prp --file /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.lann.8.prop1-func-interl.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 61a67961 Calling Ultimate with: /root/.sdkman/candidates/java/current/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.lann.8.prop1-func-interl.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 8cd8e8e2af945ec8029d913ac69d839ec56606f0474d1a40955a77a0e57b21ab --- Real Ultimate output --- This is Ultimate 0.2.5-wip.fs.cvc5-61a6796-m [2024-10-14 06:28:15,946 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-14 06:28:16,024 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2024-10-14 06:28:16,029 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-14 06:28:16,031 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-14 06:28:16,068 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-14 06:28:16,069 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-14 06:28:16,069 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-14 06:28:16,070 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-10-14 06:28:16,071 INFO L153 SettingsManager]: * Use memory slicer=true [2024-10-14 06:28:16,072 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-10-14 06:28:16,072 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-10-14 06:28:16,073 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-14 06:28:16,073 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-14 06:28:16,074 INFO L153 SettingsManager]: * Use SBE=true [2024-10-14 06:28:16,075 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-14 06:28:16,076 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-10-14 06:28:16,076 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-10-14 06:28:16,076 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-14 06:28:16,077 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-10-14 06:28:16,081 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-10-14 06:28:16,081 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-10-14 06:28:16,081 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-14 06:28:16,082 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-14 06:28:16,082 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-14 06:28:16,082 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-14 06:28:16,083 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-14 06:28:16,083 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-10-14 06:28:16,083 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-10-14 06:28:16,083 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-14 06:28:16,083 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-10-14 06:28:16,084 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-10-14 06:28:16,084 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-10-14 06:28:16,084 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-10-14 06:28:16,084 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-10-14 06:28:16,085 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-10-14 06:28:16,085 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-10-14 06:28:16,085 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-10-14 06:28:16,085 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-10-14 06:28:16,085 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:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8cd8e8e2af945ec8029d913ac69d839ec56606f0474d1a40955a77a0e57b21ab [2024-10-14 06:28:16,351 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-14 06:28:16,378 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-14 06:28:16,381 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-14 06:28:16,382 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-14 06:28:16,383 INFO L274 PluginConnector]: CDTParser initialized [2024-10-14 06:28:16,384 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.lann.8.prop1-func-interl.c [2024-10-14 06:28:17,937 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-14 06:28:18,288 INFO L384 CDTParser]: Found 1 translation units. [2024-10-14 06:28:18,289 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.lann.8.prop1-func-interl.c [2024-10-14 06:28:18,314 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2455b0885/600e9cc19b824635b30a90d3963578bf/FLAG02337d912 [2024-10-14 06:28:18,517 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2455b0885/600e9cc19b824635b30a90d3963578bf [2024-10-14 06:28:18,521 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-14 06:28:18,523 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-10-14 06:28:18,525 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-14 06:28:18,525 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-14 06:28:18,533 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-14 06:28:18,534 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 06:28:18" (1/1) ... [2024-10-14 06:28:18,536 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5ccf9f28 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 06:28:18, skipping insertion in model container [2024-10-14 06:28:18,536 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 06:28:18" (1/1) ... [2024-10-14 06:28:18,626 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-14 06:28:18,889 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.lann.8.prop1-func-interl.c[1171,1184] [2024-10-14 06:28:19,432 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-14 06:28:19,446 INFO L200 MainTranslator]: Completed pre-run [2024-10-14 06:28:19,457 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.lann.8.prop1-func-interl.c[1171,1184] [2024-10-14 06:28:19,774 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-14 06:28:19,792 INFO L204 MainTranslator]: Completed translation [2024-10-14 06:28:19,793 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 06:28:19 WrapperNode [2024-10-14 06:28:19,794 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-14 06:28:19,795 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-10-14 06:28:19,795 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-10-14 06:28:19,795 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-10-14 06:28:19,802 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 06:28:19" (1/1) ... [2024-10-14 06:28:19,909 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 06:28:19" (1/1) ... [2024-10-14 06:28:21,329 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 10893 [2024-10-14 06:28:21,330 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-10-14 06:28:21,331 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-10-14 06:28:21,332 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-10-14 06:28:21,332 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-10-14 06:28:21,343 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 06:28:19" (1/1) ... [2024-10-14 06:28:21,344 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 06:28:19" (1/1) ... [2024-10-14 06:28:22,147 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 06:28:19" (1/1) ... [2024-10-14 06:28:22,501 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2024-10-14 06:28:22,502 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 06:28:19" (1/1) ... [2024-10-14 06:28:22,502 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 06:28:19" (1/1) ... [2024-10-14 06:28:22,959 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 06:28:19" (1/1) ... [2024-10-14 06:28:23,043 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 06:28:19" (1/1) ... [2024-10-14 06:28:23,125 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 06:28:19" (1/1) ... [2024-10-14 06:28:23,189 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 06:28:19" (1/1) ... [2024-10-14 06:28:23,495 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-10-14 06:28:23,497 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-10-14 06:28:23,497 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-10-14 06:28:23,497 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-10-14 06:28:23,498 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 06:28:19" (1/1) ... [2024-10-14 06:28:23,504 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-14 06:28:23,516 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-14 06:28:23,534 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-10-14 06:28:23,540 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-10-14 06:28:23,583 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-10-14 06:28:23,584 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-10-14 06:28:23,584 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-10-14 06:28:23,584 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-10-14 06:28:24,231 INFO L238 CfgBuilder]: Building ICFG [2024-10-14 06:28:24,234 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-10-14 06:28:37,248 INFO L? ?]: Removed 5935 outVars from TransFormulas that were not future-live. [2024-10-14 06:28:37,249 INFO L287 CfgBuilder]: Performing block encoding [2024-10-14 06:28:37,447 INFO L309 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-10-14 06:28:37,448 INFO L314 CfgBuilder]: Removed 1 assume(true) statements. [2024-10-14 06:28:37,448 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 06:28:37 BoogieIcfgContainer [2024-10-14 06:28:37,448 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-10-14 06:28:37,453 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-10-14 06:28:37,453 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-10-14 06:28:37,456 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-10-14 06:28:37,457 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.10 06:28:18" (1/3) ... [2024-10-14 06:28:37,458 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6f68538 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.10 06:28:37, skipping insertion in model container [2024-10-14 06:28:37,458 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 06:28:19" (2/3) ... [2024-10-14 06:28:37,458 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6f68538 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.10 06:28:37, skipping insertion in model container [2024-10-14 06:28:37,459 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 06:28:37" (3/3) ... [2024-10-14 06:28:37,461 INFO L112 eAbstractionObserver]: Analyzing ICFG btor2c-lazyMod.lann.8.prop1-func-interl.c [2024-10-14 06:28:37,479 INFO L209 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-10-14 06:28:37,479 INFO L149 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-10-14 06:28:37,631 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-10-14 06:28:37,640 INFO L333 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@56c6bb47, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-10-14 06:28:37,641 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-10-14 06:28:37,663 INFO L276 IsEmpty]: Start isEmpty. Operand has 3935 states, 3933 states have (on average 1.5001271294177472) internal successors, (5900), 3934 states have internal predecessors, (5900), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-14 06:28:37,680 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2024-10-14 06:28:37,680 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 06:28:37,681 INFO L215 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-14 06:28:37,682 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-14 06:28:37,687 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 06:28:37,688 INFO L85 PathProgramCache]: Analyzing trace with hash -1929621720, now seen corresponding path program 1 times [2024-10-14 06:28:37,698 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 06:28:37,698 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1929039706] [2024-10-14 06:28:37,699 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 06:28:37,699 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 06:28:38,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 06:28:39,056 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-14 06:28:39,057 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 06:28:39,057 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1929039706] [2024-10-14 06:28:39,058 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1929039706] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-14 06:28:39,058 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-14 06:28:39,058 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-10-14 06:28:39,060 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2019651934] [2024-10-14 06:28:39,061 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-14 06:28:39,066 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-10-14 06:28:39,067 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 06:28:39,097 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-14 06:28:39,098 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-10-14 06:28:39,113 INFO L87 Difference]: Start difference. First operand has 3935 states, 3933 states have (on average 1.5001271294177472) internal successors, (5900), 3934 states have internal predecessors, (5900), 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 42.0) internal successors, (168), 4 states have internal predecessors, (168), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-14 06:28:39,384 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-14 06:28:39,384 INFO L93 Difference]: Finished difference Result 7706 states and 11556 transitions. [2024-10-14 06:28:39,387 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-14 06:28:39,388 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 42.0) internal successors, (168), 4 states have internal predecessors, (168), 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 168 [2024-10-14 06:28:39,390 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-14 06:28:39,430 INFO L225 Difference]: With dead ends: 7706 [2024-10-14 06:28:39,430 INFO L226 Difference]: Without dead ends: 3936 [2024-10-14 06:28:39,445 INFO L431 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 [2024-10-14 06:28:39,451 INFO L432 NwaCegarLoop]: 5895 mSDtfsCounter, 0 mSDsluCounter, 11785 mSDsCounter, 0 mSdLazyCounter, 13 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 17680 SdHoareTripleChecker+Invalid, 13 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 13 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-10-14 06:28:39,453 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 17680 Invalid, 13 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [0 Valid, 13 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-10-14 06:28:39,481 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3936 states. [2024-10-14 06:28:39,611 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3936 to 3936. [2024-10-14 06:28:39,622 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3936 states, 3935 states have (on average 1.4993646759847523) internal successors, (5900), 3935 states have internal predecessors, (5900), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-14 06:28:39,635 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3936 states to 3936 states and 5900 transitions. [2024-10-14 06:28:39,639 INFO L78 Accepts]: Start accepts. Automaton has 3936 states and 5900 transitions. Word has length 168 [2024-10-14 06:28:39,640 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-14 06:28:39,640 INFO L471 AbstractCegarLoop]: Abstraction has 3936 states and 5900 transitions. [2024-10-14 06:28:39,640 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 42.0) internal successors, (168), 4 states have internal predecessors, (168), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-14 06:28:39,640 INFO L276 IsEmpty]: Start isEmpty. Operand 3936 states and 5900 transitions. [2024-10-14 06:28:39,646 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2024-10-14 06:28:39,650 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 06:28:39,650 INFO L215 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-14 06:28:39,651 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-10-14 06:28:39,651 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-14 06:28:39,651 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 06:28:39,652 INFO L85 PathProgramCache]: Analyzing trace with hash 312965043, now seen corresponding path program 1 times [2024-10-14 06:28:39,652 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 06:28:39,652 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1810067589] [2024-10-14 06:28:39,652 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 06:28:39,653 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 06:28:39,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 06:28:40,146 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-14 06:28:40,147 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 06:28:40,147 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1810067589] [2024-10-14 06:28:40,148 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1810067589] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-14 06:28:40,148 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-14 06:28:40,148 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-10-14 06:28:40,149 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [171968635] [2024-10-14 06:28:40,149 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-14 06:28:40,151 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-10-14 06:28:40,152 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 06:28:40,154 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-14 06:28:40,155 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-10-14 06:28:40,155 INFO L87 Difference]: Start difference. First operand 3936 states and 5900 transitions. Second operand has 4 states, 4 states have (on average 42.25) internal successors, (169), 4 states have internal predecessors, (169), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-14 06:28:40,318 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-14 06:28:40,320 INFO L93 Difference]: Finished difference Result 7709 states and 11556 transitions. [2024-10-14 06:28:40,320 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-14 06:28:40,321 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 42.25) internal successors, (169), 4 states have internal predecessors, (169), 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 169 [2024-10-14 06:28:40,322 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-14 06:28:40,339 INFO L225 Difference]: With dead ends: 7709 [2024-10-14 06:28:40,340 INFO L226 Difference]: Without dead ends: 3938 [2024-10-14 06:28:40,351 INFO L431 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 [2024-10-14 06:28:40,352 INFO L432 NwaCegarLoop]: 5895 mSDtfsCounter, 0 mSDsluCounter, 11782 mSDsCounter, 0 mSdLazyCounter, 16 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 17677 SdHoareTripleChecker+Invalid, 16 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 16 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-10-14 06:28:40,353 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 17677 Invalid, 16 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 16 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-10-14 06:28:40,362 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3938 states. [2024-10-14 06:28:40,423 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3938 to 3938. [2024-10-14 06:28:40,432 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3938 states, 3937 states have (on average 1.4991109982219963) internal successors, (5902), 3937 states have internal predecessors, (5902), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-14 06:28:40,445 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3938 states to 3938 states and 5902 transitions. [2024-10-14 06:28:40,446 INFO L78 Accepts]: Start accepts. Automaton has 3938 states and 5902 transitions. Word has length 169 [2024-10-14 06:28:40,447 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-14 06:28:40,448 INFO L471 AbstractCegarLoop]: Abstraction has 3938 states and 5902 transitions. [2024-10-14 06:28:40,448 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 42.25) internal successors, (169), 4 states have internal predecessors, (169), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-14 06:28:40,449 INFO L276 IsEmpty]: Start isEmpty. Operand 3938 states and 5902 transitions. [2024-10-14 06:28:40,451 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2024-10-14 06:28:40,451 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 06:28:40,451 INFO L215 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-14 06:28:40,451 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-10-14 06:28:40,451 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-14 06:28:40,452 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 06:28:40,452 INFO L85 PathProgramCache]: Analyzing trace with hash 14016865, now seen corresponding path program 1 times [2024-10-14 06:28:40,453 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 06:28:40,453 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1729064237] [2024-10-14 06:28:40,453 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 06:28:40,453 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 06:28:40,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 06:28:40,905 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-14 06:28:40,908 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 06:28:40,908 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1729064237] [2024-10-14 06:28:40,908 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1729064237] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-14 06:28:40,908 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-14 06:28:40,908 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-10-14 06:28:40,908 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1569210917] [2024-10-14 06:28:40,909 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-14 06:28:40,910 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-10-14 06:28:40,911 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 06:28:40,911 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-14 06:28:40,912 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-10-14 06:28:40,912 INFO L87 Difference]: Start difference. First operand 3938 states and 5902 transitions. Second operand has 4 states, 4 states have (on average 42.5) internal successors, (170), 4 states have internal predecessors, (170), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-14 06:28:41,066 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-14 06:28:41,067 INFO L93 Difference]: Finished difference Result 7713 states and 11560 transitions. [2024-10-14 06:28:41,068 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-14 06:28:41,068 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 42.5) internal successors, (170), 4 states have internal predecessors, (170), 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 170 [2024-10-14 06:28:41,069 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-14 06:28:41,084 INFO L225 Difference]: With dead ends: 7713 [2024-10-14 06:28:41,084 INFO L226 Difference]: Without dead ends: 3940 [2024-10-14 06:28:41,090 INFO L431 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 [2024-10-14 06:28:41,093 INFO L432 NwaCegarLoop]: 5895 mSDtfsCounter, 0 mSDsluCounter, 11776 mSDsCounter, 0 mSdLazyCounter, 22 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 17671 SdHoareTripleChecker+Invalid, 22 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 22 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-10-14 06:28:41,094 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 17671 Invalid, 22 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 22 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-10-14 06:28:41,102 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3940 states. [2024-10-14 06:28:41,162 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3940 to 3940. [2024-10-14 06:28:41,170 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3940 states, 3939 states have (on average 1.498857578065499) internal successors, (5904), 3939 states have internal predecessors, (5904), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-14 06:28:41,181 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3940 states to 3940 states and 5904 transitions. [2024-10-14 06:28:41,182 INFO L78 Accepts]: Start accepts. Automaton has 3940 states and 5904 transitions. Word has length 170 [2024-10-14 06:28:41,183 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-14 06:28:41,183 INFO L471 AbstractCegarLoop]: Abstraction has 3940 states and 5904 transitions. [2024-10-14 06:28:41,183 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 42.5) internal successors, (170), 4 states have internal predecessors, (170), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-14 06:28:41,183 INFO L276 IsEmpty]: Start isEmpty. Operand 3940 states and 5904 transitions. [2024-10-14 06:28:41,185 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 172 [2024-10-14 06:28:41,185 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 06:28:41,185 INFO L215 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-14 06:28:41,186 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-10-14 06:28:41,186 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-14 06:28:41,186 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 06:28:41,187 INFO L85 PathProgramCache]: Analyzing trace with hash 1343410682, now seen corresponding path program 1 times [2024-10-14 06:28:41,187 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 06:28:41,187 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [341106782] [2024-10-14 06:28:41,187 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 06:28:41,187 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 06:28:41,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 06:28:41,532 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-14 06:28:41,533 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 06:28:41,533 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [341106782] [2024-10-14 06:28:41,533 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [341106782] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-14 06:28:41,533 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-14 06:28:41,533 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-10-14 06:28:41,534 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [176889137] [2024-10-14 06:28:41,534 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-14 06:28:41,534 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-10-14 06:28:41,535 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 06:28:41,535 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-14 06:28:41,535 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-10-14 06:28:41,536 INFO L87 Difference]: Start difference. First operand 3940 states and 5904 transitions. Second operand has 4 states, 4 states have (on average 42.75) internal successors, (171), 4 states have internal predecessors, (171), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-14 06:28:41,678 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-14 06:28:41,678 INFO L93 Difference]: Finished difference Result 7723 states and 11572 transitions. [2024-10-14 06:28:41,678 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-14 06:28:41,679 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 42.75) internal successors, (171), 4 states have internal predecessors, (171), 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 171 [2024-10-14 06:28:41,679 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-14 06:28:41,695 INFO L225 Difference]: With dead ends: 7723 [2024-10-14 06:28:41,695 INFO L226 Difference]: Without dead ends: 3948 [2024-10-14 06:28:41,701 INFO L431 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 [2024-10-14 06:28:41,702 INFO L432 NwaCegarLoop]: 5895 mSDtfsCounter, 3 mSDsluCounter, 11776 mSDsCounter, 0 mSdLazyCounter, 22 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3 SdHoareTripleChecker+Valid, 17671 SdHoareTripleChecker+Invalid, 22 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 22 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-10-14 06:28:41,703 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [3 Valid, 17671 Invalid, 22 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 22 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-10-14 06:28:41,709 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3948 states. [2024-10-14 06:28:41,769 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3948 to 3944. [2024-10-14 06:28:41,777 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3944 states, 3943 states have (on average 1.4988587370022826) internal successors, (5910), 3943 states have internal predecessors, (5910), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-14 06:28:41,788 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3944 states to 3944 states and 5910 transitions. [2024-10-14 06:28:41,789 INFO L78 Accepts]: Start accepts. Automaton has 3944 states and 5910 transitions. Word has length 171 [2024-10-14 06:28:41,789 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-14 06:28:41,790 INFO L471 AbstractCegarLoop]: Abstraction has 3944 states and 5910 transitions. [2024-10-14 06:28:41,790 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 42.75) internal successors, (171), 4 states have internal predecessors, (171), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-14 06:28:41,791 INFO L276 IsEmpty]: Start isEmpty. Operand 3944 states and 5910 transitions. [2024-10-14 06:28:41,792 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2024-10-14 06:28:41,793 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 06:28:41,793 INFO L215 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-14 06:28:41,793 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-10-14 06:28:41,794 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-14 06:28:41,794 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 06:28:41,794 INFO L85 PathProgramCache]: Analyzing trace with hash -189747558, now seen corresponding path program 1 times [2024-10-14 06:28:41,795 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 06:28:41,795 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1534828813] [2024-10-14 06:28:41,795 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 06:28:41,795 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 06:28:41,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 06:28:42,271 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-14 06:28:42,272 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 06:28:42,272 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1534828813] [2024-10-14 06:28:42,274 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1534828813] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-14 06:28:42,274 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-14 06:28:42,274 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-10-14 06:28:42,274 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1128608343] [2024-10-14 06:28:42,274 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-14 06:28:42,275 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-10-14 06:28:42,276 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 06:28:42,277 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-10-14 06:28:42,278 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-10-14 06:28:42,278 INFO L87 Difference]: Start difference. First operand 3944 states and 5910 transitions. Second operand has 6 states, 6 states have (on average 28.666666666666668) internal successors, (172), 5 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-14 06:28:46,222 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-14 06:28:46,222 INFO L93 Difference]: Finished difference Result 16610 states and 24891 transitions. [2024-10-14 06:28:46,223 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-10-14 06:28:46,223 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 28.666666666666668) internal successors, (172), 5 states have internal predecessors, (172), 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 172 [2024-10-14 06:28:46,223 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-14 06:28:46,252 INFO L225 Difference]: With dead ends: 16610 [2024-10-14 06:28:46,253 INFO L226 Difference]: Without dead ends: 7119 [2024-10-14 06:28:46,267 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2024-10-14 06:28:46,268 INFO L432 NwaCegarLoop]: 5652 mSDtfsCounter, 16468 mSDsluCounter, 20872 mSDsCounter, 0 mSdLazyCounter, 2934 mSolverCounterSat, 531 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 16468 SdHoareTripleChecker+Valid, 26524 SdHoareTripleChecker+Invalid, 3465 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 531 IncrementalHoareTripleChecker+Valid, 2934 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.5s IncrementalHoareTripleChecker+Time [2024-10-14 06:28:46,269 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [16468 Valid, 26524 Invalid, 3465 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [531 Valid, 2934 Invalid, 0 Unknown, 0 Unchecked, 3.5s Time] [2024-10-14 06:28:46,280 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7119 states. [2024-10-14 06:28:46,379 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7119 to 4086. [2024-10-14 06:28:46,394 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4086 states, 4085 states have (on average 1.498653610771114) internal successors, (6122), 4085 states have internal predecessors, (6122), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-14 06:28:46,408 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4086 states to 4086 states and 6122 transitions. [2024-10-14 06:28:46,409 INFO L78 Accepts]: Start accepts. Automaton has 4086 states and 6122 transitions. Word has length 172 [2024-10-14 06:28:46,409 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-14 06:28:46,410 INFO L471 AbstractCegarLoop]: Abstraction has 4086 states and 6122 transitions. [2024-10-14 06:28:46,410 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 28.666666666666668) internal successors, (172), 5 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-14 06:28:46,411 INFO L276 IsEmpty]: Start isEmpty. Operand 4086 states and 6122 transitions. [2024-10-14 06:28:46,413 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 174 [2024-10-14 06:28:46,413 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 06:28:46,413 INFO L215 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-14 06:28:46,414 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-10-14 06:28:46,414 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-14 06:28:46,415 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 06:28:46,415 INFO L85 PathProgramCache]: Analyzing trace with hash -1141147960, now seen corresponding path program 1 times [2024-10-14 06:28:46,415 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 06:28:46,415 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [596842258] [2024-10-14 06:28:46,415 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 06:28:46,416 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 06:28:46,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 06:28:49,647 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-14 06:28:49,648 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 06:28:49,648 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [596842258] [2024-10-14 06:28:49,648 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [596842258] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-14 06:28:49,648 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-14 06:28:49,648 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-10-14 06:28:49,649 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1269139563] [2024-10-14 06:28:49,649 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-14 06:28:49,649 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-10-14 06:28:49,649 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 06:28:49,650 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-10-14 06:28:49,651 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2024-10-14 06:28:49,651 INFO L87 Difference]: Start difference. First operand 4086 states and 6122 transitions. Second operand has 7 states, 7 states have (on average 24.714285714285715) internal successors, (173), 6 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-14 06:28:52,974 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-14 06:28:52,975 INFO L93 Difference]: Finished difference Result 11012 states and 16499 transitions. [2024-10-14 06:28:52,975 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-10-14 06:28:52,976 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 24.714285714285715) internal successors, (173), 6 states have internal predecessors, (173), 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 173 [2024-10-14 06:28:52,976 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-14 06:28:53,010 INFO L225 Difference]: With dead ends: 11012 [2024-10-14 06:28:53,010 INFO L226 Difference]: Without dead ends: 7233 [2024-10-14 06:28:53,019 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2024-10-14 06:28:53,022 INFO L432 NwaCegarLoop]: 4616 mSDtfsCounter, 9670 mSDsluCounter, 18324 mSDsCounter, 0 mSdLazyCounter, 5696 mSolverCounterSat, 35 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 9670 SdHoareTripleChecker+Valid, 22940 SdHoareTripleChecker+Invalid, 5731 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 35 IncrementalHoareTripleChecker+Valid, 5696 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.1s IncrementalHoareTripleChecker+Time [2024-10-14 06:28:53,022 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [9670 Valid, 22940 Invalid, 5731 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [35 Valid, 5696 Invalid, 0 Unknown, 0 Unchecked, 3.1s Time] [2024-10-14 06:28:53,039 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7233 states. [2024-10-14 06:28:53,130 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7233 to 4089. [2024-10-14 06:28:53,137 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4089 states, 4088 states have (on average 1.49853228962818) internal successors, (6126), 4088 states have internal predecessors, (6126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-14 06:28:53,145 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4089 states to 4089 states and 6126 transitions. [2024-10-14 06:28:53,146 INFO L78 Accepts]: Start accepts. Automaton has 4089 states and 6126 transitions. Word has length 173 [2024-10-14 06:28:53,146 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-14 06:28:53,146 INFO L471 AbstractCegarLoop]: Abstraction has 4089 states and 6126 transitions. [2024-10-14 06:28:53,147 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 24.714285714285715) internal successors, (173), 6 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-14 06:28:53,147 INFO L276 IsEmpty]: Start isEmpty. Operand 4089 states and 6126 transitions. [2024-10-14 06:28:53,148 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2024-10-14 06:28:53,149 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 06:28:53,149 INFO L215 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-14 06:28:53,149 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-10-14 06:28:53,149 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-14 06:28:53,150 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 06:28:53,150 INFO L85 PathProgramCache]: Analyzing trace with hash 347670227, now seen corresponding path program 1 times [2024-10-14 06:28:53,150 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 06:28:53,150 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [650873003] [2024-10-14 06:28:53,150 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 06:28:53,151 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 06:28:53,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 06:28:55,642 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-14 06:28:55,643 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 06:28:55,643 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [650873003] [2024-10-14 06:28:55,643 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [650873003] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-14 06:28:55,643 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-14 06:28:55,643 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-10-14 06:28:55,644 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [803303261] [2024-10-14 06:28:55,644 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-14 06:28:55,644 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-10-14 06:28:55,644 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 06:28:55,645 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-10-14 06:28:55,645 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2024-10-14 06:28:55,645 INFO L87 Difference]: Start difference. First operand 4089 states and 6126 transitions. Second operand has 8 states, 8 states have (on average 21.75) internal successors, (174), 7 states have internal predecessors, (174), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-14 06:29:01,227 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-14 06:29:01,227 INFO L93 Difference]: Finished difference Result 11050 states and 16555 transitions. [2024-10-14 06:29:01,227 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-10-14 06:29:01,227 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 21.75) internal successors, (174), 7 states have internal predecessors, (174), 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 174 [2024-10-14 06:29:01,228 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-14 06:29:01,242 INFO L225 Difference]: With dead ends: 11050 [2024-10-14 06:29:01,242 INFO L226 Difference]: Without dead ends: 7271 [2024-10-14 06:29:01,249 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=23, Invalid=49, Unknown=0, NotChecked=0, Total=72 [2024-10-14 06:29:01,250 INFO L432 NwaCegarLoop]: 4602 mSDtfsCounter, 4990 mSDsluCounter, 27056 mSDsCounter, 0 mSdLazyCounter, 8793 mSolverCounterSat, 36 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4990 SdHoareTripleChecker+Valid, 31658 SdHoareTripleChecker+Invalid, 8829 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 36 IncrementalHoareTripleChecker+Valid, 8793 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.3s IncrementalHoareTripleChecker+Time [2024-10-14 06:29:01,251 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [4990 Valid, 31658 Invalid, 8829 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [36 Valid, 8793 Invalid, 0 Unknown, 0 Unchecked, 5.3s Time] [2024-10-14 06:29:01,260 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7271 states. [2024-10-14 06:29:01,340 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7271 to 4093. [2024-10-14 06:29:01,346 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4093 states, 4092 states have (on average 1.4982893450635386) internal successors, (6131), 4092 states have internal predecessors, (6131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-14 06:29:01,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4093 states to 4093 states and 6131 transitions. [2024-10-14 06:29:01,352 INFO L78 Accepts]: Start accepts. Automaton has 4093 states and 6131 transitions. Word has length 174 [2024-10-14 06:29:01,353 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-14 06:29:01,353 INFO L471 AbstractCegarLoop]: Abstraction has 4093 states and 6131 transitions. [2024-10-14 06:29:01,353 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 21.75) internal successors, (174), 7 states have internal predecessors, (174), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-14 06:29:01,353 INFO L276 IsEmpty]: Start isEmpty. Operand 4093 states and 6131 transitions. [2024-10-14 06:29:01,355 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2024-10-14 06:29:01,355 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 06:29:01,355 INFO L215 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-14 06:29:01,355 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-10-14 06:29:01,355 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-14 06:29:01,355 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 06:29:01,356 INFO L85 PathProgramCache]: Analyzing trace with hash 733960887, now seen corresponding path program 1 times [2024-10-14 06:29:01,356 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 06:29:01,356 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [416028516] [2024-10-14 06:29:01,356 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 06:29:01,357 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 06:29:01,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 06:29:01,734 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-14 06:29:01,735 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 06:29:01,735 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [416028516] [2024-10-14 06:29:01,735 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [416028516] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-14 06:29:01,735 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-14 06:29:01,735 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-10-14 06:29:01,735 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1098034280] [2024-10-14 06:29:01,735 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-14 06:29:01,736 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-10-14 06:29:01,736 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 06:29:01,737 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-10-14 06:29:01,737 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-10-14 06:29:01,737 INFO L87 Difference]: Start difference. First operand 4093 states and 6131 transitions. Second operand has 5 states, 5 states have (on average 34.8) internal successors, (174), 4 states have internal predecessors, (174), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-14 06:29:05,731 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-14 06:29:05,731 INFO L93 Difference]: Finished difference Result 11488 states and 17212 transitions. [2024-10-14 06:29:05,732 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-14 06:29:05,732 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 34.8) internal successors, (174), 4 states have internal predecessors, (174), 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 174 [2024-10-14 06:29:05,732 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-14 06:29:05,747 INFO L225 Difference]: With dead ends: 11488 [2024-10-14 06:29:05,747 INFO L226 Difference]: Without dead ends: 7709 [2024-10-14 06:29:05,754 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2024-10-14 06:29:05,755 INFO L432 NwaCegarLoop]: 4247 mSDtfsCounter, 5717 mSDsluCounter, 12579 mSDsCounter, 0 mSdLazyCounter, 6519 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5717 SdHoareTripleChecker+Valid, 16826 SdHoareTripleChecker+Invalid, 6520 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 6519 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.8s IncrementalHoareTripleChecker+Time [2024-10-14 06:29:05,756 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [5717 Valid, 16826 Invalid, 6520 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 6519 Invalid, 0 Unknown, 0 Unchecked, 3.8s Time] [2024-10-14 06:29:05,764 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7709 states. [2024-10-14 06:29:05,830 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7709 to 4097. [2024-10-14 06:29:05,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4097 states, 4096 states have (on average 1.497802734375) internal successors, (6135), 4096 states have internal predecessors, (6135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-14 06:29:05,844 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4097 states to 4097 states and 6135 transitions. [2024-10-14 06:29:05,844 INFO L78 Accepts]: Start accepts. Automaton has 4097 states and 6135 transitions. Word has length 174 [2024-10-14 06:29:05,845 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-14 06:29:05,845 INFO L471 AbstractCegarLoop]: Abstraction has 4097 states and 6135 transitions. [2024-10-14 06:29:05,845 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 34.8) internal successors, (174), 4 states have internal predecessors, (174), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-14 06:29:05,845 INFO L276 IsEmpty]: Start isEmpty. Operand 4097 states and 6135 transitions. [2024-10-14 06:29:05,846 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2024-10-14 06:29:05,846 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 06:29:05,847 INFO L215 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-14 06:29:05,847 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-10-14 06:29:05,847 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-14 06:29:05,847 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 06:29:05,847 INFO L85 PathProgramCache]: Analyzing trace with hash 1511936256, now seen corresponding path program 1 times [2024-10-14 06:29:05,847 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 06:29:05,847 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1967904339] [2024-10-14 06:29:05,848 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 06:29:05,848 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 06:29:05,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 06:29:06,182 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-14 06:29:06,183 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 06:29:06,183 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1967904339] [2024-10-14 06:29:06,183 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1967904339] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-14 06:29:06,183 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-14 06:29:06,183 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-10-14 06:29:06,184 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1842077004] [2024-10-14 06:29:06,184 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-14 06:29:06,184 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-10-14 06:29:06,185 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 06:29:06,186 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-10-14 06:29:06,186 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-10-14 06:29:06,186 INFO L87 Difference]: Start difference. First operand 4097 states and 6135 transitions. Second operand has 5 states, 5 states have (on average 35.0) internal successors, (175), 4 states have internal predecessors, (175), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-14 06:29:08,781 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-14 06:29:08,781 INFO L93 Difference]: Finished difference Result 7876 states and 11798 transitions. [2024-10-14 06:29:08,782 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-14 06:29:08,782 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 35.0) internal successors, (175), 4 states have internal predecessors, (175), 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 175 [2024-10-14 06:29:08,782 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-14 06:29:08,790 INFO L225 Difference]: With dead ends: 7876 [2024-10-14 06:29:08,790 INFO L226 Difference]: Without dead ends: 4097 [2024-10-14 06:29:08,795 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-10-14 06:29:08,795 INFO L432 NwaCegarLoop]: 4236 mSDtfsCounter, 5734 mSDsluCounter, 8463 mSDsCounter, 0 mSdLazyCounter, 4980 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5734 SdHoareTripleChecker+Valid, 12699 SdHoareTripleChecker+Invalid, 4981 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 4980 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.5s IncrementalHoareTripleChecker+Time [2024-10-14 06:29:08,796 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [5734 Valid, 12699 Invalid, 4981 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 4980 Invalid, 0 Unknown, 0 Unchecked, 2.5s Time] [2024-10-14 06:29:08,801 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4097 states. [2024-10-14 06:29:08,946 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4097 to 4097. [2024-10-14 06:29:08,952 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4097 states, 4096 states have (on average 1.496826171875) internal successors, (6131), 4096 states have internal predecessors, (6131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-14 06:29:08,960 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4097 states to 4097 states and 6131 transitions. [2024-10-14 06:29:08,961 INFO L78 Accepts]: Start accepts. Automaton has 4097 states and 6131 transitions. Word has length 175 [2024-10-14 06:29:08,961 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-14 06:29:08,962 INFO L471 AbstractCegarLoop]: Abstraction has 4097 states and 6131 transitions. [2024-10-14 06:29:08,962 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 35.0) internal successors, (175), 4 states have internal predecessors, (175), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-14 06:29:08,962 INFO L276 IsEmpty]: Start isEmpty. Operand 4097 states and 6131 transitions. [2024-10-14 06:29:08,963 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2024-10-14 06:29:08,964 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 06:29:08,964 INFO L215 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-14 06:29:08,964 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2024-10-14 06:29:08,964 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-14 06:29:08,965 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 06:29:08,965 INFO L85 PathProgramCache]: Analyzing trace with hash -55268968, now seen corresponding path program 1 times [2024-10-14 06:29:08,965 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 06:29:08,965 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [212688054] [2024-10-14 06:29:08,965 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 06:29:08,965 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 06:29:09,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-14 06:29:09,061 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-14 06:29:09,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-14 06:29:09,284 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-14 06:29:09,285 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-10-14 06:29:09,287 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-10-14 06:29:09,289 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2024-10-14 06:29:09,293 INFO L407 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-14 06:29:09,450 INFO L165 ceAbstractionStarter]: Computing trace abstraction results [2024-10-14 06:29:09,453 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 14.10 06:29:09 BoogieIcfgContainer [2024-10-14 06:29:09,453 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-10-14 06:29:09,454 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-10-14 06:29:09,454 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-10-14 06:29:09,454 INFO L274 PluginConnector]: Witness Printer initialized [2024-10-14 06:29:09,455 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 06:28:37" (3/4) ... [2024-10-14 06:29:09,457 INFO L142 WitnessPrinter]: No result that supports witness generation found [2024-10-14 06:29:09,458 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-10-14 06:29:09,459 INFO L158 Benchmark]: Toolchain (without parser) took 50936.03ms. Allocated memory was 167.8MB in the beginning and 2.8GB in the end (delta: 2.7GB). Free memory was 95.4MB in the beginning and 2.3GB in the end (delta: -2.2GB). Peak memory consumption was 436.8MB. Max. memory is 16.1GB. [2024-10-14 06:29:09,459 INFO L158 Benchmark]: CDTParser took 0.19ms. Allocated memory is still 113.2MB. Free memory was 75.3MB in the beginning and 75.1MB in the end (delta: 120.4kB). There was no memory consumed. Max. memory is 16.1GB. [2024-10-14 06:29:09,461 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1269.37ms. Allocated memory is still 167.8MB. Free memory was 95.2MB in the beginning and 81.1MB in the end (delta: 14.1MB). Peak memory consumption was 81.5MB. Max. memory is 16.1GB. [2024-10-14 06:29:09,462 INFO L158 Benchmark]: Boogie Procedure Inliner took 1535.33ms. Allocated memory was 167.8MB in the beginning and 335.5MB in the end (delta: 167.8MB). Free memory was 81.1MB in the beginning and 84.2MB in the end (delta: -3.1MB). Peak memory consumption was 219.1MB. Max. memory is 16.1GB. [2024-10-14 06:29:09,462 INFO L158 Benchmark]: Boogie Preprocessor took 2165.00ms. Allocated memory was 335.5MB in the beginning and 773.8MB in the end (delta: 438.3MB). Free memory was 84.2MB in the beginning and 432.0MB in the end (delta: -347.8MB). Peak memory consumption was 91.2MB. Max. memory is 16.1GB. [2024-10-14 06:29:09,462 INFO L158 Benchmark]: RCFGBuilder took 13951.53ms. Allocated memory was 773.8MB in the beginning and 2.1GB in the end (delta: 1.3GB). Free memory was 432.0MB in the beginning and 1.0GB in the end (delta: -582.0MB). Peak memory consumption was 753.9MB. Max. memory is 16.1GB. [2024-10-14 06:29:09,464 INFO L158 Benchmark]: TraceAbstraction took 32000.74ms. Allocated memory was 2.1GB in the beginning and 2.8GB in the end (delta: 717.2MB). Free memory was 1.0GB in the beginning and 2.3GB in the end (delta: -1.3GB). There was no memory consumed. Max. memory is 16.1GB. [2024-10-14 06:29:09,464 INFO L158 Benchmark]: Witness Printer took 4.16ms. Allocated memory is still 2.8GB. Free memory is still 2.3GB. There was no memory consumed. Max. memory is 16.1GB. [2024-10-14 06:29:09,465 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19ms. Allocated memory is still 113.2MB. Free memory was 75.3MB in the beginning and 75.1MB in the end (delta: 120.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1269.37ms. Allocated memory is still 167.8MB. Free memory was 95.2MB in the beginning and 81.1MB in the end (delta: 14.1MB). Peak memory consumption was 81.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 1535.33ms. Allocated memory was 167.8MB in the beginning and 335.5MB in the end (delta: 167.8MB). Free memory was 81.1MB in the beginning and 84.2MB in the end (delta: -3.1MB). Peak memory consumption was 219.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 2165.00ms. Allocated memory was 335.5MB in the beginning and 773.8MB in the end (delta: 438.3MB). Free memory was 84.2MB in the beginning and 432.0MB in the end (delta: -347.8MB). Peak memory consumption was 91.2MB. Max. memory is 16.1GB. * RCFGBuilder took 13951.53ms. Allocated memory was 773.8MB in the beginning and 2.1GB in the end (delta: 1.3GB). Free memory was 432.0MB in the beginning and 1.0GB in the end (delta: -582.0MB). Peak memory consumption was 753.9MB. Max. memory is 16.1GB. * TraceAbstraction took 32000.74ms. Allocated memory was 2.1GB in the beginning and 2.8GB in the end (delta: 717.2MB). Free memory was 1.0GB in the beginning and 2.3GB in the end (delta: -1.3GB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 4.16ms. Allocated memory is still 2.8GB. Free memory is still 2.3GB. 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 360. 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 - 24); [L33] const SORT_3 msb_SORT_3 = (SORT_3)1 << (24 - 1); [L35] const SORT_4 mask_SORT_4 = (SORT_4)-1 >> (sizeof(SORT_4) * 8 - 32); [L36] const SORT_4 msb_SORT_4 = (SORT_4)1 << (32 - 1); [L38] const SORT_2 var_5 = 0; [L39] const SORT_1 var_36 = 0; [L40] const SORT_4 var_89 = 1; [L41] const SORT_4 var_90 = 0; [L42] const SORT_2 var_104 = 2; [L43] const SORT_2 var_106 = 1; [L44] const SORT_2 var_108 = 0; [L45] const SORT_2 var_168 = 23; [L46] const SORT_2 var_169 = 255; [L47] const SORT_2 var_178 = 24; [L48] const SORT_2 var_187 = 14; [L49] const SORT_2 var_196 = 6; [L50] const SORT_3 var_494 = 0; [L51] const SORT_4 var_496 = 23; [L52] const SORT_4 var_528 = 24; [L53] const SORT_4 var_560 = 14; [L54] const SORT_4 var_592 = 6; [L56] SORT_1 input_103; [L57] SORT_1 input_105; [L58] SORT_1 input_107; [L59] SORT_1 input_109; [L60] SORT_1 input_115; [L61] SORT_1 input_118; [L62] SORT_1 input_119; [L63] SORT_1 input_120; [L64] SORT_1 input_121; [L65] SORT_1 input_127; [L66] SORT_1 input_130; [L67] SORT_1 input_131; [L68] SORT_1 input_132; [L69] SORT_1 input_133; [L70] SORT_1 input_139; [L71] SORT_1 input_142; [L72] SORT_1 input_143; [L73] SORT_1 input_144; [L74] SORT_1 input_145; [L75] SORT_1 input_151; [L76] SORT_1 input_154; [L77] SORT_1 input_155; [L78] SORT_1 input_156; [L79] SORT_1 input_157; [L80] SORT_1 input_163; [L81] SORT_1 input_166; [L82] SORT_1 input_167; [L83] SORT_1 input_176; [L84] SORT_1 input_177; [L85] SORT_1 input_185; [L86] SORT_1 input_186; [L87] SORT_1 input_194; [L88] SORT_1 input_195; [L89] SORT_1 input_203; [L90] SORT_1 input_204; [L91] SORT_1 input_218; [L92] SORT_1 input_220; [L93] SORT_1 input_239; [L94] SORT_1 input_241; [L95] SORT_1 input_260; [L96] SORT_1 input_262; [L97] SORT_1 input_281; [L98] SORT_1 input_283; [L99] SORT_1 input_302; [L100] SORT_1 input_304; [L101] SORT_1 input_316; [L102] SORT_1 input_333; [L103] SORT_1 input_350; [L104] SORT_1 input_367; [L105] SORT_1 input_384; [L107] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_104=2, var_106=1, var_108=0, var_168=23, var_169=255, var_178=24, var_187=14, var_196=6, var_36=0, var_494=0, var_496=23, var_528=24, var_560=14, var_592=6, var_5=0, var_89=1, var_90=0] [L107] SORT_2 state_6 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L108] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_104=2, var_106=1, var_108=0, var_168=23, var_169=255, var_178=24, var_187=14, var_196=6, var_36=0, var_494=0, var_496=23, var_528=24, var_560=14, var_592=6, var_5=0, var_89=1, var_90=0] [L108] SORT_2 state_8 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L109] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_104=2, var_106=1, var_108=0, var_168=23, var_169=255, var_178=24, var_187=14, var_196=6, var_36=0, var_494=0, var_496=23, var_528=24, var_560=14, var_592=6, var_5=0, var_89=1, var_90=0] [L109] SORT_2 state_10 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L110] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_104=2, var_106=1, var_108=0, var_168=23, var_169=255, var_178=24, var_187=14, var_196=6, var_36=0, var_494=0, var_496=23, var_528=24, var_560=14, var_592=6, var_5=0, var_89=1, var_90=0] [L110] SORT_2 state_12 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L111] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_104=2, var_106=1, var_108=0, var_168=23, var_169=255, var_178=24, var_187=14, var_196=6, var_36=0, var_494=0, var_496=23, var_528=24, var_560=14, var_592=6, var_5=0, var_89=1, var_90=0] [L111] SORT_2 state_14 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L112] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_104=2, var_106=1, var_108=0, var_168=23, var_169=255, var_178=24, var_187=14, var_196=6, var_36=0, var_494=0, var_496=23, var_528=24, var_560=14, var_592=6, var_5=0, var_89=1, var_90=0] [L112] SORT_2 state_16 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L113] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_104=2, var_106=1, var_108=0, var_168=23, var_169=255, var_178=24, var_187=14, var_196=6, var_36=0, var_494=0, var_496=23, var_528=24, var_560=14, var_592=6, var_5=0, var_89=1, var_90=0] [L113] SORT_2 state_18 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L114] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_104=2, var_106=1, var_108=0, var_168=23, var_169=255, var_178=24, var_187=14, var_196=6, var_36=0, var_494=0, var_496=23, var_528=24, var_560=14, var_592=6, var_5=0, var_89=1, var_90=0] [L114] SORT_2 state_20 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L115] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_104=2, var_106=1, var_108=0, var_168=23, var_169=255, var_178=24, var_187=14, var_196=6, var_36=0, var_494=0, var_496=23, var_528=24, var_560=14, var_592=6, var_5=0, var_89=1, var_90=0] [L115] SORT_2 state_22 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L116] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_104=2, var_106=1, var_108=0, var_168=23, var_169=255, var_178=24, var_187=14, var_196=6, var_36=0, var_494=0, var_496=23, var_528=24, var_560=14, var_592=6, var_5=0, var_89=1, var_90=0] [L116] SORT_2 state_24 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L117] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_104=2, var_106=1, var_108=0, var_168=23, var_169=255, var_178=24, var_187=14, var_196=6, var_36=0, var_494=0, var_496=23, var_528=24, var_560=14, var_592=6, var_5=0, var_89=1, var_90=0] [L117] SORT_2 state_26 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L118] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_104=2, var_106=1, var_108=0, var_168=23, var_169=255, var_178=24, var_187=14, var_196=6, var_36=0, var_494=0, var_496=23, var_528=24, var_560=14, var_592=6, var_5=0, var_89=1, var_90=0] [L118] SORT_2 state_28 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L119] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_104=2, var_106=1, var_108=0, var_168=23, var_169=255, var_178=24, var_187=14, var_196=6, var_36=0, var_494=0, var_496=23, var_528=24, var_560=14, var_592=6, var_5=0, var_89=1, var_90=0] [L119] SORT_2 state_30 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L120] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_104=2, var_106=1, var_108=0, var_168=23, var_169=255, var_178=24, var_187=14, var_196=6, var_36=0, var_494=0, var_496=23, var_528=24, var_560=14, var_592=6, var_5=0, var_89=1, var_90=0] [L120] SORT_2 state_32 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L121] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_104=2, var_106=1, var_108=0, var_168=23, var_169=255, var_178=24, var_187=14, var_196=6, var_36=0, var_494=0, var_496=23, var_528=24, var_560=14, var_592=6, var_5=0, var_89=1, var_90=0] [L121] SORT_2 state_34 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L122] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_104=2, var_106=1, var_108=0, var_168=23, var_169=255, var_178=24, var_187=14, var_196=6, var_36=0, var_494=0, var_496=23, var_528=24, var_560=14, var_592=6, var_5=0, var_89=1, var_90=0] [L122] SORT_1 state_37 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L123] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_104=2, var_106=1, var_108=0, var_168=23, var_169=255, var_178=24, var_187=14, var_196=6, var_36=0, var_494=0, var_496=23, var_528=24, var_560=14, var_592=6, var_5=0, var_89=1, var_90=0] [L123] SORT_1 state_39 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L124] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_104=2, var_106=1, var_108=0, var_168=23, var_169=255, var_178=24, var_187=14, var_196=6, var_36=0, var_494=0, var_496=23, var_528=24, var_560=14, var_592=6, var_5=0, var_89=1, var_90=0] [L124] SORT_1 state_41 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L125] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_104=2, var_106=1, var_108=0, var_168=23, var_169=255, var_178=24, var_187=14, var_196=6, var_36=0, var_494=0, var_496=23, var_528=24, var_560=14, var_592=6, var_5=0, var_89=1, var_90=0] [L125] SORT_1 state_43 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L126] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_104=2, var_106=1, var_108=0, var_168=23, var_169=255, var_178=24, var_187=14, var_196=6, var_36=0, var_494=0, var_496=23, var_528=24, var_560=14, var_592=6, var_5=0, var_89=1, var_90=0] [L126] SORT_1 state_45 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L127] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_104=2, var_106=1, var_108=0, var_168=23, var_169=255, var_178=24, var_187=14, var_196=6, var_36=0, var_494=0, var_496=23, var_528=24, var_560=14, var_592=6, var_5=0, var_89=1, var_90=0] [L127] SORT_1 state_47 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L128] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_104=2, var_106=1, var_108=0, var_168=23, var_169=255, var_178=24, var_187=14, var_196=6, var_36=0, var_494=0, var_496=23, var_528=24, var_560=14, var_592=6, var_5=0, var_89=1, var_90=0] [L128] SORT_1 state_49 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L129] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_104=2, var_106=1, var_108=0, var_168=23, var_169=255, var_178=24, var_187=14, var_196=6, var_36=0, var_494=0, var_496=23, var_528=24, var_560=14, var_592=6, var_5=0, var_89=1, var_90=0] [L129] SORT_1 state_51 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L130] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_104=2, var_106=1, var_108=0, var_168=23, var_169=255, var_178=24, var_187=14, var_196=6, var_36=0, var_494=0, var_496=23, var_528=24, var_560=14, var_592=6, var_5=0, var_89=1, var_90=0] [L130] SORT_1 state_53 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L131] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_104=2, var_106=1, var_108=0, var_168=23, var_169=255, var_178=24, var_187=14, var_196=6, var_36=0, var_494=0, var_496=23, var_528=24, var_560=14, var_592=6, var_5=0, var_89=1, var_90=0] [L131] SORT_1 state_55 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L132] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_104=2, var_106=1, var_108=0, var_168=23, var_169=255, var_178=24, var_187=14, var_196=6, var_36=0, var_494=0, var_496=23, var_528=24, var_560=14, var_592=6, var_5=0, var_89=1, var_90=0] [L132] SORT_1 state_57 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L133] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_104=2, var_106=1, var_108=0, var_168=23, var_169=255, var_178=24, var_187=14, var_196=6, var_36=0, var_494=0, var_496=23, var_528=24, var_560=14, var_592=6, var_5=0, var_89=1, var_90=0] [L133] SORT_1 state_59 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L134] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_104=2, var_106=1, var_108=0, var_168=23, var_169=255, var_178=24, var_187=14, var_196=6, var_36=0, var_494=0, var_496=23, var_528=24, var_560=14, var_592=6, var_5=0, var_89=1, var_90=0] [L134] SORT_1 state_61 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L135] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_104=2, var_106=1, var_108=0, var_168=23, var_169=255, var_178=24, var_187=14, var_196=6, var_36=0, var_494=0, var_496=23, var_528=24, var_560=14, var_592=6, var_5=0, var_89=1, var_90=0] [L135] SORT_1 state_63 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L136] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_104=2, var_106=1, var_108=0, var_168=23, var_169=255, var_178=24, var_187=14, var_196=6, var_36=0, var_494=0, var_496=23, var_528=24, var_560=14, var_592=6, var_5=0, var_89=1, var_90=0] [L136] SORT_1 state_65 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L137] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_104=2, var_106=1, var_108=0, var_168=23, var_169=255, var_178=24, var_187=14, var_196=6, var_36=0, var_494=0, var_496=23, var_528=24, var_560=14, var_592=6, var_5=0, var_89=1, var_90=0] [L137] SORT_1 state_67 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L138] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_104=2, var_106=1, var_108=0, var_168=23, var_169=255, var_178=24, var_187=14, var_196=6, var_36=0, var_494=0, var_496=23, var_528=24, var_560=14, var_592=6, var_5=0, var_89=1, var_90=0] [L138] SORT_1 state_69 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L139] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_104=2, var_106=1, var_108=0, var_168=23, var_169=255, var_178=24, var_187=14, var_196=6, var_36=0, var_494=0, var_496=23, var_528=24, var_560=14, var_592=6, var_5=0, var_89=1, var_90=0] [L139] SORT_1 state_71 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L140] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_104=2, var_106=1, var_108=0, var_168=23, var_169=255, var_178=24, var_187=14, var_196=6, var_36=0, var_494=0, var_496=23, var_528=24, var_560=14, var_592=6, var_5=0, var_89=1, var_90=0] [L140] SORT_1 state_73 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L141] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_104=2, var_106=1, var_108=0, var_168=23, var_169=255, var_178=24, var_187=14, var_196=6, var_36=0, var_494=0, var_496=23, var_528=24, var_560=14, var_592=6, var_5=0, var_89=1, var_90=0] [L141] SORT_1 state_75 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L142] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_104=2, var_106=1, var_108=0, var_168=23, var_169=255, var_178=24, var_187=14, var_196=6, var_36=0, var_494=0, var_496=23, var_528=24, var_560=14, var_592=6, var_5=0, var_89=1, var_90=0] [L142] SORT_1 state_77 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L143] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_104=2, var_106=1, var_108=0, var_168=23, var_169=255, var_178=24, var_187=14, var_196=6, var_36=0, var_494=0, var_496=23, var_528=24, var_560=14, var_592=6, var_5=0, var_89=1, var_90=0] [L143] SORT_1 state_79 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L144] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_104=2, var_106=1, var_108=0, var_168=23, var_169=255, var_178=24, var_187=14, var_196=6, var_36=0, var_494=0, var_496=23, var_528=24, var_560=14, var_592=6, var_5=0, var_89=1, var_90=0] [L144] SORT_1 state_81 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L145] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_104=2, var_106=1, var_108=0, var_168=23, var_169=255, var_178=24, var_187=14, var_196=6, var_36=0, var_494=0, var_496=23, var_528=24, var_560=14, var_592=6, var_5=0, var_89=1, var_90=0] [L145] SORT_1 state_83 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L146] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_104=2, var_106=1, var_108=0, var_168=23, var_169=255, var_178=24, var_187=14, var_196=6, var_36=0, var_494=0, var_496=23, var_528=24, var_560=14, var_592=6, var_5=0, var_89=1, var_90=0] [L146] SORT_1 state_85 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L147] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_104=2, var_106=1, var_108=0, var_168=23, var_169=255, var_178=24, var_187=14, var_196=6, var_36=0, var_494=0, var_496=23, var_528=24, var_560=14, var_592=6, var_5=0, var_89=1, var_90=0] [L147] SORT_1 state_87 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L149] SORT_2 init_7_arg_1 = var_5; [L150] state_6 = init_7_arg_1 [L151] SORT_2 init_9_arg_1 = var_5; [L152] state_8 = init_9_arg_1 [L153] SORT_2 init_11_arg_1 = var_5; [L154] state_10 = init_11_arg_1 [L155] SORT_2 init_13_arg_1 = var_5; [L156] state_12 = init_13_arg_1 [L157] SORT_2 init_15_arg_1 = var_5; [L158] state_14 = init_15_arg_1 [L159] SORT_2 init_17_arg_1 = var_5; [L160] state_16 = init_17_arg_1 [L161] SORT_2 init_19_arg_1 = var_5; [L162] state_18 = init_19_arg_1 [L163] SORT_2 init_21_arg_1 = var_5; [L164] state_20 = init_21_arg_1 [L165] SORT_2 init_23_arg_1 = var_5; [L166] state_22 = init_23_arg_1 [L167] SORT_2 init_25_arg_1 = var_5; [L168] state_24 = init_25_arg_1 [L169] SORT_2 init_27_arg_1 = var_5; [L170] state_26 = init_27_arg_1 [L171] SORT_2 init_29_arg_1 = var_5; [L172] state_28 = init_29_arg_1 [L173] SORT_2 init_31_arg_1 = var_5; [L174] state_30 = init_31_arg_1 [L175] SORT_2 init_33_arg_1 = var_5; [L176] state_32 = init_33_arg_1 [L177] SORT_2 init_35_arg_1 = var_5; [L178] state_34 = init_35_arg_1 [L179] SORT_1 init_38_arg_1 = var_36; [L180] state_37 = init_38_arg_1 [L181] SORT_1 init_40_arg_1 = var_36; [L182] state_39 = init_40_arg_1 [L183] SORT_1 init_42_arg_1 = var_36; [L184] state_41 = init_42_arg_1 [L185] SORT_1 init_44_arg_1 = var_36; [L186] state_43 = init_44_arg_1 [L187] SORT_1 init_46_arg_1 = var_36; [L188] state_45 = init_46_arg_1 [L189] SORT_1 init_48_arg_1 = var_36; [L190] state_47 = init_48_arg_1 [L191] SORT_1 init_50_arg_1 = var_36; [L192] state_49 = init_50_arg_1 [L193] SORT_1 init_52_arg_1 = var_36; [L194] state_51 = init_52_arg_1 [L195] SORT_1 init_54_arg_1 = var_36; [L196] state_53 = init_54_arg_1 [L197] SORT_1 init_56_arg_1 = var_36; [L198] state_55 = init_56_arg_1 [L199] SORT_1 init_58_arg_1 = var_36; [L200] state_57 = init_58_arg_1 [L201] SORT_1 init_60_arg_1 = var_36; [L202] state_59 = init_60_arg_1 [L203] SORT_1 init_62_arg_1 = var_36; [L204] state_61 = init_62_arg_1 [L205] SORT_1 init_64_arg_1 = var_36; [L206] state_63 = init_64_arg_1 [L207] SORT_1 init_66_arg_1 = var_36; [L208] state_65 = init_66_arg_1 [L209] SORT_1 init_68_arg_1 = var_36; [L210] state_67 = init_68_arg_1 [L211] SORT_1 init_70_arg_1 = var_36; [L212] state_69 = init_70_arg_1 [L213] SORT_1 init_72_arg_1 = var_36; [L214] state_71 = init_72_arg_1 [L215] SORT_1 init_74_arg_1 = var_36; [L216] state_73 = init_74_arg_1 [L217] SORT_1 init_76_arg_1 = var_36; [L218] state_75 = init_76_arg_1 [L219] SORT_1 init_78_arg_1 = var_36; [L220] state_77 = init_78_arg_1 [L221] SORT_1 init_80_arg_1 = var_36; [L222] state_79 = init_80_arg_1 [L223] SORT_1 init_82_arg_1 = var_36; [L224] state_81 = init_82_arg_1 [L225] SORT_1 init_84_arg_1 = var_36; [L226] state_83 = init_84_arg_1 [L227] SORT_1 init_86_arg_1 = var_36; [L228] state_85 = init_86_arg_1 [L229] SORT_1 init_88_arg_1 = var_36; [L230] state_87 = init_88_arg_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_37=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_81=0, state_83=0, state_85=0, state_87=0, state_8=0, var_104=2, var_106=1, var_108=0, var_168=23, var_169=255, var_178=24, var_187=14, var_196=6, var_494=0, var_496=23, var_528=24, var_560=14, var_592=6, var_89=1, var_90=0] [L233] input_103 = __VERIFIER_nondet_uchar() [L234] EXPR input_103 & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_37=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_81=0, state_83=0, state_85=0, state_87=0, state_8=0, var_104=2, var_106=1, var_108=0, var_168=23, var_169=255, var_178=24, var_187=14, var_196=6, var_494=0, var_496=23, var_528=24, var_560=14, var_592=6, var_89=1, var_90=0] [L234] input_103 = input_103 & mask_SORT_1 [L235] input_105 = __VERIFIER_nondet_uchar() [L236] EXPR input_105 & mask_SORT_1 VAL [input_103=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_37=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_81=0, state_83=0, state_85=0, state_87=0, state_8=0, var_104=2, var_106=1, var_108=0, var_168=23, var_169=255, var_178=24, var_187=14, var_196=6, var_494=0, var_496=23, var_528=24, var_560=14, var_592=6, var_89=1, var_90=0] [L236] input_105 = input_105 & mask_SORT_1 [L237] input_107 = __VERIFIER_nondet_uchar() [L238] EXPR input_107 & mask_SORT_1 VAL [input_103=0, input_105=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_37=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_81=0, state_83=0, state_85=0, state_87=0, state_8=0, var_104=2, var_106=1, var_108=0, var_168=23, var_169=255, var_178=24, var_187=14, var_196=6, var_494=0, var_496=23, var_528=24, var_560=14, var_592=6, var_89=1, var_90=0] [L238] input_107 = input_107 & mask_SORT_1 [L239] input_109 = __VERIFIER_nondet_uchar() [L240] EXPR input_109 & mask_SORT_1 VAL [input_103=0, input_105=0, input_107=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_37=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_81=0, state_83=0, state_85=0, state_87=0, state_8=0, var_104=2, var_106=1, var_108=0, var_168=23, var_169=255, var_178=24, var_187=14, var_196=6, var_494=0, var_496=23, var_528=24, var_560=14, var_592=6, var_89=1, var_90=0] [L240] input_109 = input_109 & mask_SORT_1 [L241] input_115 = __VERIFIER_nondet_uchar() [L242] EXPR input_115 & mask_SORT_1 VAL [input_103=0, input_105=0, input_107=0, input_109=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_37=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_81=0, state_83=0, state_85=0, state_87=0, state_8=0, var_104=2, var_106=1, var_108=0, var_168=23, var_169=255, var_178=24, var_187=14, var_196=6, var_494=0, var_496=23, var_528=24, var_560=14, var_592=6, var_89=1, var_90=0] [L242] input_115 = input_115 & mask_SORT_1 [L243] input_118 = __VERIFIER_nondet_uchar() [L244] EXPR input_118 & mask_SORT_1 VAL [input_103=0, input_105=0, input_107=0, input_109=0, input_115=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_37=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_81=0, state_83=0, state_85=0, state_87=0, state_8=0, var_104=2, var_106=1, var_108=0, var_168=23, var_169=255, var_178=24, var_187=14, var_196=6, var_494=0, var_496=23, var_528=24, var_560=14, var_592=6, var_89=1, var_90=0] [L244] input_118 = input_118 & mask_SORT_1 [L245] input_119 = __VERIFIER_nondet_uchar() [L246] EXPR input_119 & mask_SORT_1 VAL [input_103=0, input_105=0, input_107=0, input_109=0, input_115=0, input_118=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_37=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_81=0, state_83=0, state_85=0, state_87=0, state_8=0, var_104=2, var_106=1, var_108=0, var_168=23, var_169=255, var_178=24, var_187=14, var_196=6, var_494=0, var_496=23, var_528=24, var_560=14, var_592=6, var_89=1, var_90=0] [L246] input_119 = input_119 & mask_SORT_1 [L247] input_120 = __VERIFIER_nondet_uchar() [L248] EXPR input_120 & mask_SORT_1 VAL [input_103=0, input_105=0, input_107=0, input_109=0, input_115=0, input_118=0, input_119=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_37=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_81=0, state_83=0, state_85=0, state_87=0, state_8=0, var_104=2, var_106=1, var_108=0, var_168=23, var_169=255, var_178=24, var_187=14, var_196=6, var_494=0, var_496=23, var_528=24, var_560=14, var_592=6, var_89=1, var_90=0] [L248] input_120 = input_120 & mask_SORT_1 [L249] input_121 = __VERIFIER_nondet_uchar() [L250] EXPR input_121 & mask_SORT_1 VAL [input_103=0, input_105=0, input_107=0, input_109=0, input_115=0, input_118=0, input_119=0, input_120=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_37=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_81=0, state_83=0, state_85=0, state_87=0, state_8=0, var_104=2, var_106=1, var_108=0, var_168=23, var_169=255, var_178=24, var_187=14, var_196=6, var_494=0, var_496=23, var_528=24, var_560=14, var_592=6, var_89=1, var_90=0] [L250] input_121 = input_121 & mask_SORT_1 [L251] input_127 = __VERIFIER_nondet_uchar() [L252] EXPR input_127 & mask_SORT_1 VAL [input_103=0, input_105=0, input_107=0, input_109=0, input_115=0, input_118=0, input_119=0, input_120=0, input_121=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_37=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_81=0, state_83=0, state_85=0, state_87=0, state_8=0, var_104=2, var_106=1, var_108=0, var_168=23, var_169=255, var_178=24, var_187=14, var_196=6, var_494=0, var_496=23, var_528=24, var_560=14, var_592=6, var_89=1, var_90=0] [L252] input_127 = input_127 & mask_SORT_1 [L253] input_130 = __VERIFIER_nondet_uchar() [L254] EXPR input_130 & mask_SORT_1 VAL [input_103=0, input_105=0, input_107=0, input_109=0, input_115=0, input_118=0, input_119=0, input_120=0, input_121=0, input_127=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_37=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_81=0, state_83=0, state_85=0, state_87=0, state_8=0, var_104=2, var_106=1, var_108=0, var_168=23, var_169=255, var_178=24, var_187=14, var_196=6, var_494=0, var_496=23, var_528=24, var_560=14, var_592=6, var_89=1, var_90=0] [L254] input_130 = input_130 & mask_SORT_1 [L255] input_131 = __VERIFIER_nondet_uchar() [L256] EXPR input_131 & mask_SORT_1 VAL [input_103=0, input_105=0, input_107=0, input_109=0, input_115=0, input_118=0, input_119=0, input_120=0, input_121=0, input_127=0, input_130=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_37=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_81=0, state_83=0, state_85=0, state_87=0, state_8=0, var_104=2, var_106=1, var_108=0, var_168=23, var_169=255, var_178=24, var_187=14, var_196=6, var_494=0, var_496=23, var_528=24, var_560=14, var_592=6, var_89=1, var_90=0] [L256] input_131 = input_131 & mask_SORT_1 [L257] input_132 = __VERIFIER_nondet_uchar() [L258] EXPR input_132 & mask_SORT_1 VAL [input_103=0, input_105=0, input_107=0, input_109=0, input_115=0, input_118=0, input_119=0, input_120=0, input_121=0, input_127=0, input_130=0, input_131=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_37=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_81=0, state_83=0, state_85=0, state_87=0, state_8=0, var_104=2, var_106=1, var_108=0, var_168=23, var_169=255, var_178=24, var_187=14, var_196=6, var_494=0, var_496=23, var_528=24, var_560=14, var_592=6, var_89=1, var_90=0] [L258] input_132 = input_132 & mask_SORT_1 [L259] input_133 = __VERIFIER_nondet_uchar() [L260] EXPR input_133 & mask_SORT_1 VAL [input_103=0, input_105=0, input_107=0, input_109=0, input_115=0, input_118=0, input_119=0, input_120=0, input_121=0, input_127=0, input_130=0, input_131=0, input_132=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_37=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_81=0, state_83=0, state_85=0, state_87=0, state_8=0, var_104=2, var_106=1, var_108=0, var_168=23, var_169=255, var_178=24, var_187=14, var_196=6, var_494=0, var_496=23, var_528=24, var_560=14, var_592=6, var_89=1, var_90=0] [L260] input_133 = input_133 & mask_SORT_1 [L261] input_139 = __VERIFIER_nondet_uchar() [L262] EXPR input_139 & mask_SORT_1 VAL [input_103=0, input_105=0, input_107=0, input_109=0, input_115=0, input_118=0, input_119=0, input_120=0, input_121=0, input_127=0, input_130=0, input_131=0, input_132=0, input_133=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_37=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_81=0, state_83=0, state_85=0, state_87=0, state_8=0, var_104=2, var_106=1, var_108=0, var_168=23, var_169=255, var_178=24, var_187=14, var_196=6, var_494=0, var_496=23, var_528=24, var_560=14, var_592=6, var_89=1, var_90=0] [L262] input_139 = input_139 & mask_SORT_1 [L263] input_142 = __VERIFIER_nondet_uchar() [L264] EXPR input_142 & mask_SORT_1 VAL [input_103=0, input_105=0, input_107=0, input_109=0, input_115=0, input_118=0, input_119=0, input_120=0, input_121=0, input_127=0, input_130=0, input_131=0, input_132=0, input_133=0, input_139=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_37=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_81=0, state_83=0, state_85=0, state_87=0, state_8=0, var_104=2, var_106=1, var_108=0, var_168=23, var_169=255, var_178=24, var_187=14, var_196=6, var_494=0, var_496=23, var_528=24, var_560=14, var_592=6, var_89=1, var_90=0] [L264] input_142 = input_142 & mask_SORT_1 [L265] input_143 = __VERIFIER_nondet_uchar() [L266] EXPR input_143 & mask_SORT_1 VAL [input_103=0, input_105=0, input_107=0, input_109=0, input_115=0, input_118=0, input_119=0, input_120=0, input_121=0, input_127=0, input_130=0, input_131=0, input_132=0, input_133=0, input_139=0, input_142=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_37=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_81=0, state_83=0, state_85=0, state_87=0, state_8=0, var_104=2, var_106=1, var_108=0, var_168=23, var_169=255, var_178=24, var_187=14, var_196=6, var_494=0, var_496=23, var_528=24, var_560=14, var_592=6, var_89=1, var_90=0] [L266] input_143 = input_143 & mask_SORT_1 [L267] input_144 = __VERIFIER_nondet_uchar() [L268] EXPR input_144 & mask_SORT_1 VAL [input_103=0, input_105=0, input_107=0, input_109=0, input_115=0, input_118=0, input_119=0, input_120=0, input_121=0, input_127=0, input_130=0, input_131=0, input_132=0, input_133=0, input_139=0, input_142=0, input_143=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_37=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_81=0, state_83=0, state_85=0, state_87=0, state_8=0, var_104=2, var_106=1, var_108=0, var_168=23, var_169=255, var_178=24, var_187=14, var_196=6, var_494=0, var_496=23, var_528=24, var_560=14, var_592=6, var_89=1, var_90=0] [L268] input_144 = input_144 & mask_SORT_1 [L269] input_145 = __VERIFIER_nondet_uchar() [L270] EXPR input_145 & mask_SORT_1 VAL [input_103=0, input_105=0, input_107=0, input_109=0, input_115=0, input_118=0, input_119=0, input_120=0, input_121=0, input_127=0, input_130=0, input_131=0, input_132=0, input_133=0, input_139=0, input_142=0, input_143=0, input_144=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_37=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_81=0, state_83=0, state_85=0, state_87=0, state_8=0, var_104=2, var_106=1, var_108=0, var_168=23, var_169=255, var_178=24, var_187=14, var_196=6, var_494=0, var_496=23, var_528=24, var_560=14, var_592=6, var_89=1, var_90=0] [L270] input_145 = input_145 & mask_SORT_1 [L271] input_151 = __VERIFIER_nondet_uchar() [L272] EXPR input_151 & mask_SORT_1 VAL [input_103=0, input_105=0, input_107=0, input_109=0, input_115=0, input_118=0, input_119=0, input_120=0, input_121=0, input_127=0, input_130=0, input_131=0, input_132=0, input_133=0, input_139=0, input_142=0, input_143=0, input_144=0, input_145=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_37=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_81=0, state_83=0, state_85=0, state_87=0, state_8=0, var_104=2, var_106=1, var_108=0, var_168=23, var_169=255, var_178=24, var_187=14, var_196=6, var_494=0, var_496=23, var_528=24, var_560=14, var_592=6, var_89=1, var_90=0] [L272] input_151 = input_151 & mask_SORT_1 [L273] input_154 = __VERIFIER_nondet_uchar() [L274] EXPR input_154 & mask_SORT_1 VAL [input_103=0, input_105=0, input_107=0, input_109=0, input_115=0, input_118=0, input_119=0, input_120=0, input_121=0, input_127=0, input_130=0, input_131=0, input_132=0, input_133=0, input_139=0, input_142=0, input_143=0, input_144=0, input_145=0, input_151=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_37=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_81=0, state_83=0, state_85=0, state_87=0, state_8=0, var_104=2, var_106=1, var_108=0, var_168=23, var_169=255, var_178=24, var_187=14, var_196=6, var_494=0, var_496=23, var_528=24, var_560=14, var_592=6, var_89=1, var_90=0] [L274] input_154 = input_154 & mask_SORT_1 [L275] input_155 = __VERIFIER_nondet_uchar() [L276] EXPR input_155 & mask_SORT_1 VAL [input_103=0, input_105=0, input_107=0, input_109=0, input_115=0, input_118=0, input_119=0, input_120=0, input_121=0, input_127=0, input_130=0, input_131=0, input_132=0, input_133=0, input_139=0, input_142=0, input_143=0, input_144=0, input_145=0, input_151=0, input_154=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_37=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_81=0, state_83=0, state_85=0, state_87=0, state_8=0, var_104=2, var_106=1, var_108=0, var_168=23, var_169=255, var_178=24, var_187=14, var_196=6, var_494=0, var_496=23, var_528=24, var_560=14, var_592=6, var_89=1, var_90=0] [L276] input_155 = input_155 & mask_SORT_1 [L277] input_156 = __VERIFIER_nondet_uchar() [L278] EXPR input_156 & mask_SORT_1 VAL [input_103=0, input_105=0, input_107=0, input_109=0, input_115=0, input_118=0, input_119=0, input_120=0, input_121=0, input_127=0, input_130=0, input_131=0, input_132=0, input_133=0, input_139=0, input_142=0, input_143=0, input_144=0, input_145=0, input_151=0, input_154=0, input_155=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_37=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_81=0, state_83=0, state_85=0, state_87=0, state_8=0, var_104=2, var_106=1, var_108=0, var_168=23, var_169=255, var_178=24, var_187=14, var_196=6, var_494=0, var_496=23, var_528=24, var_560=14, var_592=6, var_89=1, var_90=0] [L278] input_156 = input_156 & mask_SORT_1 [L279] input_157 = __VERIFIER_nondet_uchar() [L280] EXPR input_157 & mask_SORT_1 VAL [input_103=0, input_105=0, input_107=0, input_109=0, input_115=0, input_118=0, input_119=0, input_120=0, input_121=0, input_127=0, input_130=0, input_131=0, input_132=0, input_133=0, input_139=0, input_142=0, input_143=0, input_144=0, input_145=0, input_151=0, input_154=0, input_155=0, input_156=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_37=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_81=0, state_83=0, state_85=0, state_87=0, state_8=0, var_104=2, var_106=1, var_108=0, var_168=23, var_169=255, var_178=24, var_187=14, var_196=6, var_494=0, var_496=23, var_528=24, var_560=14, var_592=6, var_89=1, var_90=0] [L280] input_157 = input_157 & mask_SORT_1 [L281] input_163 = __VERIFIER_nondet_uchar() [L282] EXPR input_163 & mask_SORT_1 VAL [input_103=0, input_105=0, input_107=0, input_109=0, input_115=0, input_118=0, input_119=0, input_120=0, input_121=0, input_127=0, input_130=0, input_131=0, input_132=0, input_133=0, input_139=0, input_142=0, input_143=0, input_144=0, input_145=0, input_151=0, input_154=0, input_155=0, input_156=0, input_157=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_37=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_81=0, state_83=0, state_85=0, state_87=0, state_8=0, var_104=2, var_106=1, var_108=0, var_168=23, var_169=255, var_178=24, var_187=14, var_196=6, var_494=0, var_496=23, var_528=24, var_560=14, var_592=6, var_89=1, var_90=0] [L282] input_163 = input_163 & mask_SORT_1 [L283] input_166 = __VERIFIER_nondet_uchar() [L284] EXPR input_166 & mask_SORT_1 VAL [input_103=0, input_105=0, input_107=0, input_109=0, input_115=0, input_118=0, input_119=0, input_120=0, input_121=0, input_127=0, input_130=0, input_131=0, input_132=0, input_133=0, input_139=0, input_142=0, input_143=0, input_144=0, input_145=0, input_151=0, input_154=0, input_155=0, input_156=0, input_157=0, input_163=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_37=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_81=0, state_83=0, state_85=0, state_87=0, state_8=0, var_104=2, var_106=1, var_108=0, var_168=23, var_169=255, var_178=24, var_187=14, var_196=6, var_494=0, var_496=23, var_528=24, var_560=14, var_592=6, var_89=1, var_90=0] [L284] input_166 = input_166 & mask_SORT_1 [L285] input_167 = __VERIFIER_nondet_uchar() [L286] EXPR input_167 & mask_SORT_1 VAL [input_103=0, input_105=0, input_107=0, input_109=0, input_115=0, input_118=0, input_119=0, input_120=0, input_121=0, input_127=0, input_130=0, input_131=0, input_132=0, input_133=0, input_139=0, input_142=0, input_143=0, input_144=0, input_145=0, input_151=0, input_154=0, input_155=0, input_156=0, input_157=0, input_163=0, input_166=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_37=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_81=0, state_83=0, state_85=0, state_87=0, state_8=0, var_104=2, var_106=1, var_108=0, var_168=23, var_169=255, var_178=24, var_187=14, var_196=6, var_494=0, var_496=23, var_528=24, var_560=14, var_592=6, var_89=1, var_90=0] [L286] input_167 = input_167 & mask_SORT_1 [L287] input_176 = __VERIFIER_nondet_uchar() [L288] EXPR input_176 & mask_SORT_1 VAL [input_103=0, input_105=0, input_107=0, input_109=0, input_115=0, input_118=0, input_119=0, input_120=0, input_121=0, input_127=0, input_130=0, input_131=0, input_132=0, input_133=0, input_139=0, input_142=0, input_143=0, input_144=0, input_145=0, input_151=0, input_154=0, input_155=0, input_156=0, input_157=0, input_163=0, input_166=0, input_167=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_37=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_81=0, state_83=0, state_85=0, state_87=0, state_8=0, var_104=2, var_106=1, var_108=0, var_168=23, var_169=255, var_178=24, var_187=14, var_196=6, var_494=0, var_496=23, var_528=24, var_560=14, var_592=6, var_89=1, var_90=0] [L288] input_176 = input_176 & mask_SORT_1 [L289] input_177 = __VERIFIER_nondet_uchar() [L290] EXPR input_177 & mask_SORT_1 VAL [input_103=0, input_105=0, input_107=0, input_109=0, input_115=0, input_118=0, input_119=0, input_120=0, input_121=0, input_127=0, input_130=0, input_131=0, input_132=0, input_133=0, input_139=0, input_142=0, input_143=0, input_144=0, input_145=0, input_151=0, input_154=0, input_155=0, input_156=0, input_157=0, input_163=0, input_166=0, input_167=0, input_176=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_37=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_81=0, state_83=0, state_85=0, state_87=0, state_8=0, var_104=2, var_106=1, var_108=0, var_168=23, var_169=255, var_178=24, var_187=14, var_196=6, var_494=0, var_496=23, var_528=24, var_560=14, var_592=6, var_89=1, var_90=0] [L290] input_177 = input_177 & mask_SORT_1 [L291] input_185 = __VERIFIER_nondet_uchar() [L292] EXPR input_185 & mask_SORT_1 VAL [input_103=0, input_105=0, input_107=0, input_109=0, input_115=0, input_118=0, input_119=0, input_120=0, input_121=0, input_127=0, input_130=0, input_131=0, input_132=0, input_133=0, input_139=0, input_142=0, input_143=0, input_144=0, input_145=0, input_151=0, input_154=0, input_155=0, input_156=0, input_157=0, input_163=0, input_166=0, input_167=0, input_176=0, input_177=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_37=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_81=0, state_83=0, state_85=0, state_87=0, state_8=0, var_104=2, var_106=1, var_108=0, var_168=23, var_169=255, var_178=24, var_187=14, var_196=6, var_494=0, var_496=23, var_528=24, var_560=14, var_592=6, var_89=1, var_90=0] [L292] input_185 = input_185 & mask_SORT_1 [L293] input_186 = __VERIFIER_nondet_uchar() [L294] EXPR input_186 & mask_SORT_1 VAL [input_103=0, input_105=0, input_107=0, input_109=0, input_115=0, input_118=0, input_119=0, input_120=0, input_121=0, input_127=0, input_130=0, input_131=0, input_132=0, input_133=0, input_139=0, input_142=0, input_143=0, input_144=0, input_145=0, input_151=0, input_154=0, input_155=0, input_156=0, input_157=0, input_163=0, input_166=0, input_167=0, input_176=0, input_177=0, input_185=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_37=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_81=0, state_83=0, state_85=0, state_87=0, state_8=0, var_104=2, var_106=1, var_108=0, var_168=23, var_169=255, var_178=24, var_187=14, var_196=6, var_494=0, var_496=23, var_528=24, var_560=14, var_592=6, var_89=1, var_90=0] [L294] input_186 = input_186 & mask_SORT_1 [L295] input_194 = __VERIFIER_nondet_uchar() [L296] EXPR input_194 & mask_SORT_1 VAL [input_103=0, input_105=0, input_107=0, input_109=0, input_115=0, input_118=0, input_119=0, input_120=0, input_121=0, input_127=0, input_130=0, input_131=0, input_132=0, input_133=0, input_139=0, input_142=0, input_143=0, input_144=0, input_145=0, input_151=0, input_154=0, input_155=0, input_156=0, input_157=0, input_163=0, input_166=0, input_167=0, input_176=0, input_177=0, input_185=0, input_186=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_37=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_81=0, state_83=0, state_85=0, state_87=0, state_8=0, var_104=2, var_106=1, var_108=0, var_168=23, var_169=255, var_178=24, var_187=14, var_196=6, var_494=0, var_496=23, var_528=24, var_560=14, var_592=6, var_89=1, var_90=0] [L296] input_194 = input_194 & mask_SORT_1 [L297] input_195 = __VERIFIER_nondet_uchar() [L298] EXPR input_195 & mask_SORT_1 VAL [input_103=0, input_105=0, input_107=0, input_109=0, input_115=0, input_118=0, input_119=0, input_120=0, input_121=0, input_127=0, input_130=0, input_131=0, input_132=0, input_133=0, input_139=0, input_142=0, input_143=0, input_144=0, input_145=0, input_151=0, input_154=0, input_155=0, input_156=0, input_157=0, input_163=0, input_166=0, input_167=0, input_176=0, input_177=0, input_185=0, input_186=0, input_194=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_37=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_81=0, state_83=0, state_85=0, state_87=0, state_8=0, var_104=2, var_106=1, var_108=0, var_168=23, var_169=255, var_178=24, var_187=14, var_196=6, var_494=0, var_496=23, var_528=24, var_560=14, var_592=6, var_89=1, var_90=0] [L298] input_195 = input_195 & mask_SORT_1 [L299] input_203 = __VERIFIER_nondet_uchar() [L300] EXPR input_203 & mask_SORT_1 VAL [input_103=0, input_105=0, input_107=0, input_109=0, input_115=0, input_118=0, input_119=0, input_120=0, input_121=0, input_127=0, input_130=0, input_131=0, input_132=0, input_133=0, input_139=0, input_142=0, input_143=0, input_144=0, input_145=0, input_151=0, input_154=0, input_155=0, input_156=0, input_157=0, input_163=0, input_166=0, input_167=0, input_176=0, input_177=0, input_185=0, input_186=0, input_194=0, input_195=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_37=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_81=0, state_83=0, state_85=0, state_87=0, state_8=0, var_104=2, var_106=1, var_108=0, var_168=23, var_169=255, var_178=24, var_187=14, var_196=6, var_494=0, var_496=23, var_528=24, var_560=14, var_592=6, var_89=1, var_90=0] [L300] input_203 = input_203 & mask_SORT_1 [L301] input_204 = __VERIFIER_nondet_uchar() [L302] EXPR input_204 & mask_SORT_1 VAL [input_103=0, input_105=0, input_107=0, input_109=0, input_115=0, input_118=0, input_119=0, input_120=0, input_121=0, input_127=0, input_130=0, input_131=0, input_132=0, input_133=0, input_139=0, input_142=0, input_143=0, input_144=0, input_145=0, input_151=0, input_154=0, input_155=0, input_156=0, input_157=0, input_163=0, input_166=0, input_167=0, input_176=0, input_177=0, input_185=0, input_186=0, input_194=0, input_195=0, input_203=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_37=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_81=0, state_83=0, state_85=0, state_87=0, state_8=0, var_104=2, var_106=1, var_108=0, var_168=23, var_169=255, var_178=24, var_187=14, var_196=6, var_494=0, var_496=23, var_528=24, var_560=14, var_592=6, var_89=1, var_90=0] [L302] input_204 = input_204 & mask_SORT_1 [L303] input_218 = __VERIFIER_nondet_uchar() [L304] input_220 = __VERIFIER_nondet_uchar() [L305] input_239 = __VERIFIER_nondet_uchar() [L306] input_241 = __VERIFIER_nondet_uchar() [L307] input_260 = __VERIFIER_nondet_uchar() [L308] input_262 = __VERIFIER_nondet_uchar() [L309] input_281 = __VERIFIER_nondet_uchar() [L310] input_283 = __VERIFIER_nondet_uchar() [L311] input_302 = __VERIFIER_nondet_uchar() [L312] input_304 = __VERIFIER_nondet_uchar() [L313] input_316 = __VERIFIER_nondet_uchar() [L314] input_333 = __VERIFIER_nondet_uchar() [L315] input_350 = __VERIFIER_nondet_uchar() [L316] input_367 = __VERIFIER_nondet_uchar() [L317] input_384 = __VERIFIER_nondet_uchar() [L320] SORT_1 var_91_arg_0 = ~state_39; VAL [input_103=0, input_105=0, input_107=0, input_109=0, input_115=0, input_118=0, input_119=0, input_120=0, input_121=0, input_127=0, input_130=0, input_131=0, input_132=0, input_133=0, input_139=0, input_142=0, input_143=0, input_144=0, input_145=0, input_151=0, input_154=0, input_155=0, input_156=0, input_157=0, input_163=0, input_166=0, input_167=0, input_176=0, input_177=0, input_185=0, input_186=0, input_194=0, input_195=0, input_203=0, input_204=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_37=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_81=0, state_83=0, state_85=0, state_87=0, state_8=0, var_104=2, var_106=1, var_108=0, var_168=23, var_169=255, var_178=24, var_187=14, var_196=6, var_494=0, var_496=23, var_528=24, var_560=14, var_592=6, var_89=1, var_90=0, var_91_arg_0=-1] [L321] EXPR var_91_arg_0 & mask_SORT_1 VAL [input_103=0, input_105=0, input_107=0, input_109=0, input_115=0, input_118=0, input_119=0, input_120=0, input_121=0, input_127=0, input_130=0, input_131=0, input_132=0, input_133=0, input_139=0, input_142=0, input_143=0, input_144=0, input_145=0, input_151=0, input_154=0, input_155=0, input_156=0, input_157=0, input_163=0, input_166=0, input_167=0, input_176=0, input_177=0, input_185=0, input_186=0, input_194=0, input_195=0, input_203=0, input_204=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_37=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_81=0, state_83=0, state_85=0, state_87=0, state_8=0, var_104=2, var_106=1, var_108=0, var_168=23, var_169=255, var_178=24, var_187=14, var_196=6, var_494=0, var_496=23, var_528=24, var_560=14, var_592=6, var_89=1, var_90=0] [L321] var_91_arg_0 = var_91_arg_0 & mask_SORT_1 [L322] SORT_4 var_91_arg_1 = var_89; [L323] SORT_4 var_91_arg_2 = var_90; [L324] SORT_4 var_91 = var_91_arg_0 ? var_91_arg_1 : var_91_arg_2; [L325] SORT_1 var_92_arg_0 = state_45; [L326] SORT_4 var_92_arg_1 = var_89; [L327] SORT_4 var_92_arg_2 = var_90; [L328] SORT_4 var_92 = var_92_arg_0 ? var_92_arg_1 : var_92_arg_2; [L329] SORT_4 var_93_arg_0 = var_91; [L330] SORT_4 var_93_arg_1 = var_92; [L331] SORT_4 var_93 = var_93_arg_0 + var_93_arg_1; [L332] SORT_1 var_94_arg_0 = state_51; [L333] SORT_4 var_94_arg_1 = var_89; [L334] SORT_4 var_94_arg_2 = var_90; [L335] SORT_4 var_94 = var_94_arg_0 ? var_94_arg_1 : var_94_arg_2; [L336] SORT_4 var_95_arg_0 = var_93; [L337] SORT_4 var_95_arg_1 = var_94; [L338] SORT_4 var_95 = var_95_arg_0 + var_95_arg_1; [L339] SORT_1 var_96_arg_0 = state_57; [L340] SORT_4 var_96_arg_1 = var_89; [L341] SORT_4 var_96_arg_2 = var_90; [L342] SORT_4 var_96 = var_96_arg_0 ? var_96_arg_1 : var_96_arg_2; [L343] SORT_4 var_97_arg_0 = var_95; [L344] SORT_4 var_97_arg_1 = var_96; [L345] SORT_4 var_97 = var_97_arg_0 + var_97_arg_1; [L346] SORT_1 var_98_arg_0 = state_63; [L347] SORT_4 var_98_arg_1 = var_89; [L348] SORT_4 var_98_arg_2 = var_90; [L349] SORT_4 var_98 = var_98_arg_0 ? var_98_arg_1 : var_98_arg_2; [L350] SORT_4 var_99_arg_0 = var_97; [L351] SORT_4 var_99_arg_1 = var_98; [L352] SORT_4 var_99 = var_99_arg_0 + var_99_arg_1; VAL [input_103=0, input_105=0, input_107=0, input_109=0, input_115=0, input_118=0, input_119=0, input_120=0, input_121=0, input_127=0, input_130=0, input_131=0, input_132=0, input_133=0, input_139=0, input_142=0, input_143=0, input_144=0, input_145=0, input_151=0, input_154=0, input_155=0, input_156=0, input_157=0, input_163=0, input_166=0, input_167=0, input_176=0, input_177=0, input_185=0, input_186=0, input_194=0, input_195=0, input_203=0, input_204=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_37=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_81=0, state_83=0, state_85=0, state_87=0, state_8=0, var_104=2, var_106=1, var_108=0, var_168=23, var_169=255, var_178=24, var_187=14, var_196=6, var_494=0, var_496=23, var_528=24, var_560=14, var_592=6, var_89=1, var_90=0, var_99=0] [L353] EXPR var_99 & mask_SORT_4 VAL [input_103=0, input_105=0, input_107=0, input_109=0, input_115=0, input_118=0, input_119=0, input_120=0, input_121=0, input_127=0, input_130=0, input_131=0, input_132=0, input_133=0, input_139=0, input_142=0, input_143=0, input_144=0, input_145=0, input_151=0, input_154=0, input_155=0, input_156=0, input_157=0, input_163=0, input_166=0, input_167=0, input_176=0, input_177=0, input_185=0, input_186=0, input_194=0, input_195=0, input_203=0, input_204=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_37=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_81=0, state_83=0, state_85=0, state_87=0, state_8=0, var_104=2, var_106=1, var_108=0, var_168=23, var_169=255, var_178=24, var_187=14, var_196=6, var_494=0, var_496=23, var_528=24, var_560=14, var_592=6, var_89=1, var_90=0] [L353] var_99 = var_99 & mask_SORT_4 [L354] SORT_4 var_100_arg_0 = var_99; [L355] SORT_4 var_100_arg_1 = var_89; [L356] SORT_1 var_100 = var_100_arg_0 <= var_100_arg_1; [L357] SORT_1 var_101_arg_0 = ~state_87; VAL [input_103=0, input_105=0, input_107=0, input_109=0, input_115=0, input_118=0, input_119=0, input_120=0, input_121=0, input_127=0, input_130=0, input_131=0, input_132=0, input_133=0, input_139=0, input_142=0, input_143=0, input_144=0, input_145=0, input_151=0, input_154=0, input_155=0, input_156=0, input_157=0, input_163=0, input_166=0, input_167=0, input_176=0, input_177=0, input_185=0, input_186=0, input_194=0, input_195=0, input_203=0, input_204=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_37=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_81=0, state_83=0, state_85=0, state_87=0, state_8=0, var_100=1, var_101_arg_0=-1, var_104=2, var_106=1, var_108=0, var_168=23, var_169=255, var_178=24, var_187=14, var_196=6, var_494=0, var_496=23, var_528=24, var_560=14, var_592=6, var_89=1, var_90=0] [L358] EXPR var_101_arg_0 & mask_SORT_1 VAL [input_103=0, input_105=0, input_107=0, input_109=0, input_115=0, input_118=0, input_119=0, input_120=0, input_121=0, input_127=0, input_130=0, input_131=0, input_132=0, input_133=0, input_139=0, input_142=0, input_143=0, input_144=0, input_145=0, input_151=0, input_154=0, input_155=0, input_156=0, input_157=0, input_163=0, input_166=0, input_167=0, input_176=0, input_177=0, input_185=0, input_186=0, input_194=0, input_195=0, input_203=0, input_204=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_37=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_81=0, state_83=0, state_85=0, state_87=0, state_8=0, var_100=1, var_104=2, var_106=1, var_108=0, var_168=23, var_169=255, var_178=24, var_187=14, var_196=6, var_494=0, var_496=23, var_528=24, var_560=14, var_592=6, var_89=1, var_90=0] [L358] var_101_arg_0 = var_101_arg_0 & mask_SORT_1 [L359] SORT_1 var_101_arg_1 = ~var_100; VAL [input_103=0, input_105=0, input_107=0, input_109=0, input_115=0, input_118=0, input_119=0, input_120=0, input_121=0, input_127=0, input_130=0, input_131=0, input_132=0, input_133=0, input_139=0, input_142=0, input_143=0, input_144=0, input_145=0, input_151=0, input_154=0, input_155=0, input_156=0, input_157=0, input_163=0, input_166=0, input_167=0, input_176=0, input_177=0, input_185=0, input_186=0, input_194=0, input_195=0, input_203=0, input_204=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_37=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_81=0, state_83=0, state_85=0, state_87=0, state_8=0, var_101_arg_0=1, var_101_arg_1=-2, var_104=2, var_106=1, var_108=0, var_168=23, var_169=255, var_178=24, var_187=14, var_196=6, var_494=0, var_496=23, var_528=24, var_560=14, var_592=6, var_89=1, var_90=0] [L360] EXPR var_101_arg_1 & mask_SORT_1 VAL [input_103=0, input_105=0, input_107=0, input_109=0, input_115=0, input_118=0, input_119=0, input_120=0, input_121=0, input_127=0, input_130=0, input_131=0, input_132=0, input_133=0, input_139=0, input_142=0, input_143=0, input_144=0, input_145=0, input_151=0, input_154=0, input_155=0, input_156=0, input_157=0, input_163=0, input_166=0, input_167=0, input_176=0, input_177=0, input_185=0, input_186=0, input_194=0, input_195=0, input_203=0, input_204=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_37=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_81=0, state_83=0, state_85=0, state_87=0, state_8=0, var_101_arg_0=1, var_104=2, var_106=1, var_108=0, var_168=23, var_169=255, var_178=24, var_187=14, var_196=6, var_494=0, var_496=23, var_528=24, var_560=14, var_592=6, var_89=1, var_90=0] [L360] var_101_arg_1 = var_101_arg_1 & mask_SORT_1 [L361] EXPR var_101_arg_0 & var_101_arg_1 VAL [input_103=0, input_105=0, input_107=0, input_109=0, input_115=0, input_118=0, input_119=0, input_120=0, input_121=0, input_127=0, input_130=0, input_131=0, input_132=0, input_133=0, input_139=0, input_142=0, input_143=0, input_144=0, input_145=0, input_151=0, input_154=0, input_155=0, input_156=0, input_157=0, input_163=0, input_166=0, input_167=0, input_176=0, input_177=0, input_185=0, input_186=0, input_194=0, input_195=0, input_203=0, input_204=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_37=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_81=0, state_83=0, state_85=0, state_87=0, state_8=0, var_104=2, var_106=1, var_108=0, var_168=23, var_169=255, var_178=24, var_187=14, var_196=6, var_494=0, var_496=23, var_528=24, var_560=14, var_592=6, var_89=1, var_90=0] [L361] SORT_1 var_101 = var_101_arg_0 & var_101_arg_1; [L362] EXPR var_101 & mask_SORT_1 VAL [input_103=0, input_105=0, input_107=0, input_109=0, input_115=0, input_118=0, input_119=0, input_120=0, input_121=0, input_127=0, input_130=0, input_131=0, input_132=0, input_133=0, input_139=0, input_142=0, input_143=0, input_144=0, input_145=0, input_151=0, input_154=0, input_155=0, input_156=0, input_157=0, input_163=0, input_166=0, input_167=0, input_176=0, input_177=0, input_185=0, input_186=0, input_194=0, input_195=0, input_203=0, input_204=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_37=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_81=0, state_83=0, state_85=0, state_87=0, state_8=0, var_104=2, var_106=1, var_108=0, var_168=23, var_169=255, var_178=24, var_187=14, var_196=6, var_494=0, var_496=23, var_528=24, var_560=14, var_592=6, var_89=1, var_90=0] [L362] var_101 = var_101 & mask_SORT_1 [L363] SORT_1 bad_102_arg_0 = var_101; [L364] CALL __VERIFIER_assert(!(bad_102_arg_0)) [L21] COND TRUE !(cond) [L21] reach_error() - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 3935 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 31.7s, OverallIterations: 10, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.1s, AutomataDifference: 20.5s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.1s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 42582 SdHoareTripleChecker+Valid, 18.5s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 42582 mSDsluCounter, 181346 SdHoareTripleChecker+Invalid, 15.3s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 134413 mSDsCounter, 604 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 28995 IncrementalHoareTripleChecker+Invalid, 29599 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 604 mSolverCounterUnsat, 46933 mSDtfsCounter, 28995 mSolverCounterSat, 0.5s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 56 GetRequests, 22 SyntacticMatches, 0 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=4097occurred in iteration=8, InterpolantAutomatonStates: 47, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 1.1s AutomataMinimizationTime, 9 MinimizatonAttempts, 12971 StatesRemovedByMinimization, 5 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.3s SsaConstructionTime, 0.6s SatisfiabilityAnalysisTime, 8.3s InterpolantComputationTime, 1722 NumberOfCodeBlocks, 1722 NumberOfCodeBlocksAsserted, 10 NumberOfCheckSat, 1537 ConstructedInterpolants, 0 QuantifiedInterpolants, 8635 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 9 InterpolantComputations, 9 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-10-14 06:29:09,515 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Ended with 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: /root/.sdkman/candidates/java/current/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.lann.8.prop1-func-interl.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 8cd8e8e2af945ec8029d913ac69d839ec56606f0474d1a40955a77a0e57b21ab --- Real Ultimate output --- This is Ultimate 0.2.5-wip.fs.cvc5-61a6796-m [2024-10-14 06:29:11,943 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-14 06:29:12,024 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2024-10-14 06:29:12,032 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-14 06:29:12,032 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-14 06:29:12,063 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-14 06:29:12,064 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-14 06:29:12,064 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-14 06:29:12,064 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-10-14 06:29:12,065 INFO L153 SettingsManager]: * Use memory slicer=true [2024-10-14 06:29:12,065 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-10-14 06:29:12,065 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-10-14 06:29:12,066 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-14 06:29:12,066 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-14 06:29:12,067 INFO L153 SettingsManager]: * Use SBE=true [2024-10-14 06:29:12,067 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-14 06:29:12,067 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-10-14 06:29:12,068 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-14 06:29:12,068 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-10-14 06:29:12,069 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-10-14 06:29:12,070 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-10-14 06:29:12,071 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-10-14 06:29:12,071 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-10-14 06:29:12,072 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-14 06:29:12,072 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-10-14 06:29:12,072 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-14 06:29:12,072 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-14 06:29:12,073 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-14 06:29:12,073 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-14 06:29:12,073 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-10-14 06:29:12,074 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-10-14 06:29:12,074 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-14 06:29:12,075 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-10-14 06:29:12,075 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-10-14 06:29:12,075 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-10-14 06:29:12,076 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2024-10-14 06:29:12,076 INFO L153 SettingsManager]: * Command for external solver=cvc5 --incremental --print-success --lang smt [2024-10-14 06:29:12,076 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-10-14 06:29:12,076 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-10-14 06:29:12,077 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-10-14 06:29:12,077 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-10-14 06:29:12,078 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2024-10-14 06:29:12,078 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:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8cd8e8e2af945ec8029d913ac69d839ec56606f0474d1a40955a77a0e57b21ab [2024-10-14 06:29:12,434 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-14 06:29:12,458 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-14 06:29:12,462 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-14 06:29:12,464 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-14 06:29:12,464 INFO L274 PluginConnector]: CDTParser initialized [2024-10-14 06:29:12,466 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.lann.8.prop1-func-interl.c [2024-10-14 06:29:14,072 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-14 06:29:14,478 INFO L384 CDTParser]: Found 1 translation units. [2024-10-14 06:29:14,481 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.lann.8.prop1-func-interl.c [2024-10-14 06:29:14,510 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/521cc2af1/45e0b4b2c4dd4b5a8bca4cb6f4781811/FLAG93d7ac7c2 [2024-10-14 06:29:14,641 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/521cc2af1/45e0b4b2c4dd4b5a8bca4cb6f4781811 [2024-10-14 06:29:14,644 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-14 06:29:14,646 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-10-14 06:29:14,647 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-14 06:29:14,648 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-14 06:29:14,653 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-14 06:29:14,654 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 06:29:14" (1/1) ... [2024-10-14 06:29:14,655 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@51e08cad and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 06:29:14, skipping insertion in model container [2024-10-14 06:29:14,656 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 06:29:14" (1/1) ... [2024-10-14 06:29:14,741 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-14 06:29:14,984 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.lann.8.prop1-func-interl.c[1171,1184] [2024-10-14 06:29:15,449 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-14 06:29:15,465 INFO L200 MainTranslator]: Completed pre-run [2024-10-14 06:29:15,477 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.lann.8.prop1-func-interl.c[1171,1184] [2024-10-14 06:29:15,642 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-14 06:29:15,660 INFO L204 MainTranslator]: Completed translation [2024-10-14 06:29:15,661 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 06:29:15 WrapperNode [2024-10-14 06:29:15,661 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-14 06:29:15,662 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-10-14 06:29:15,662 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-10-14 06:29:15,663 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-10-14 06:29:15,669 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 06:29:15" (1/1) ... [2024-10-14 06:29:15,732 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 06:29:15" (1/1) ... [2024-10-14 06:29:15,889 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 3037 [2024-10-14 06:29:15,890 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-10-14 06:29:15,891 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-10-14 06:29:15,891 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-10-14 06:29:15,891 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-10-14 06:29:15,902 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 06:29:15" (1/1) ... [2024-10-14 06:29:15,903 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 06:29:15" (1/1) ... [2024-10-14 06:29:15,923 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 06:29:15" (1/1) ... [2024-10-14 06:29:15,979 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2024-10-14 06:29:15,979 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 06:29:15" (1/1) ... [2024-10-14 06:29:15,980 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 06:29:15" (1/1) ... [2024-10-14 06:29:16,080 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 06:29:15" (1/1) ... [2024-10-14 06:29:16,095 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 06:29:15" (1/1) ... [2024-10-14 06:29:16,112 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 06:29:15" (1/1) ... [2024-10-14 06:29:16,130 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 06:29:15" (1/1) ... [2024-10-14 06:29:16,152 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-10-14 06:29:16,154 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-10-14 06:29:16,154 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-10-14 06:29:16,154 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-10-14 06:29:16,155 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 06:29:15" (1/1) ... [2024-10-14 06:29:16,161 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-14 06:29:16,175 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-14 06:29:16,193 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-10-14 06:29:16,196 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-10-14 06:29:16,247 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-10-14 06:29:16,248 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-10-14 06:29:16,248 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-10-14 06:29:16,248 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-10-14 06:29:16,768 INFO L238 CfgBuilder]: Building ICFG [2024-10-14 06:29:16,770 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-10-14 06:29:20,400 INFO L? ?]: Removed 142 outVars from TransFormulas that were not future-live. [2024-10-14 06:29:20,401 INFO L287 CfgBuilder]: Performing block encoding [2024-10-14 06:29:20,512 INFO L309 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-10-14 06:29:20,513 INFO L314 CfgBuilder]: Removed 1 assume(true) statements. [2024-10-14 06:29:20,513 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 06:29:20 BoogieIcfgContainer [2024-10-14 06:29:20,513 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-10-14 06:29:20,515 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-10-14 06:29:20,515 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-10-14 06:29:20,519 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-10-14 06:29:20,519 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.10 06:29:14" (1/3) ... [2024-10-14 06:29:20,520 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@54082c9f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.10 06:29:20, skipping insertion in model container [2024-10-14 06:29:20,520 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 06:29:15" (2/3) ... [2024-10-14 06:29:20,521 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@54082c9f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.10 06:29:20, skipping insertion in model container [2024-10-14 06:29:20,522 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 06:29:20" (3/3) ... [2024-10-14 06:29:20,523 INFO L112 eAbstractionObserver]: Analyzing ICFG btor2c-lazyMod.lann.8.prop1-func-interl.c [2024-10-14 06:29:20,539 INFO L209 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-10-14 06:29:20,539 INFO L149 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-10-14 06:29:20,601 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-10-14 06:29:20,608 INFO L333 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@e366a82, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-10-14 06:29:20,609 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-10-14 06:29:20,613 INFO L276 IsEmpty]: Start isEmpty. Operand has 7 states, 5 states have (on average 1.6) internal successors, (8), 6 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-14 06:29:20,617 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-10-14 06:29:20,617 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 06:29:20,618 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1] [2024-10-14 06:29:20,619 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-14 06:29:20,623 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 06:29:20,624 INFO L85 PathProgramCache]: Analyzing trace with hash 1614770, now seen corresponding path program 1 times [2024-10-14 06:29:20,637 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-10-14 06:29:20,638 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1191145907] [2024-10-14 06:29:20,638 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 06:29:20,638 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-10-14 06:29:20,639 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-10-14 06:29:20,642 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-10-14 06:29:20,643 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2024-10-14 06:29:21,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 06:29:21,231 INFO L255 TraceCheckSpWp]: Trace formula consists of 149 conjuncts, 45 conjuncts are in the unsatisfiable core [2024-10-14 06:29:21,267 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-14 06:29:21,850 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-14 06:29:21,852 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-10-14 06:29:21,853 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2024-10-14 06:29:21,853 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1191145907] [2024-10-14 06:29:21,854 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1191145907] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-14 06:29:21,855 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-14 06:29:21,855 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-10-14 06:29:21,857 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1836048045] [2024-10-14 06:29:21,858 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-14 06:29:21,862 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-10-14 06:29:21,862 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2024-10-14 06:29:21,885 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-14 06:29:21,886 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-10-14 06:29:21,888 INFO L87 Difference]: Start difference. First operand has 7 states, 5 states have (on average 1.6) internal successors, (8), 6 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 4 states, 4 states have (on average 1.0) internal successors, (4), 3 states have internal predecessors, (4), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-14 06:29:22,253 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-14 06:29:22,254 INFO L93 Difference]: Finished difference Result 15 states and 20 transitions. [2024-10-14 06:29:22,255 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-14 06:29:22,257 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 1.0) internal successors, (4), 3 states have internal predecessors, (4), 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 4 [2024-10-14 06:29:22,257 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-14 06:29:22,265 INFO L225 Difference]: With dead ends: 15 [2024-10-14 06:29:22,266 INFO L226 Difference]: Without dead ends: 9 [2024-10-14 06:29:22,268 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-10-14 06:29:22,272 INFO L432 NwaCegarLoop]: 2 mSDtfsCounter, 2 mSDsluCounter, 4 mSDsCounter, 0 mSdLazyCounter, 11 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 6 SdHoareTripleChecker+Invalid, 11 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 11 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-10-14 06:29:22,273 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 6 Invalid, 11 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 11 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-10-14 06:29:22,289 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9 states. [2024-10-14 06:29:22,300 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9 to 8. [2024-10-14 06:29:22,301 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8 states, 7 states have (on average 1.1428571428571428) internal successors, (8), 7 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-14 06:29:22,302 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 8 transitions. [2024-10-14 06:29:22,303 INFO L78 Accepts]: Start accepts. Automaton has 8 states and 8 transitions. Word has length 4 [2024-10-14 06:29:22,303 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-14 06:29:22,303 INFO L471 AbstractCegarLoop]: Abstraction has 8 states and 8 transitions. [2024-10-14 06:29:22,304 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 1.0) internal successors, (4), 3 states have internal predecessors, (4), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-14 06:29:22,304 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 8 transitions. [2024-10-14 06:29:22,304 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-10-14 06:29:22,305 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 06:29:22,305 INFO L215 NwaCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1] [2024-10-14 06:29:22,314 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Ended with exit code 0 [2024-10-14 06:29:22,509 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-10-14 06:29:22,510 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-14 06:29:22,511 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 06:29:22,511 INFO L85 PathProgramCache]: Analyzing trace with hash 865745430, now seen corresponding path program 1 times [2024-10-14 06:29:22,515 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-10-14 06:29:22,515 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [305316926] [2024-10-14 06:29:22,515 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 06:29:22,516 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-10-14 06:29:22,516 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-10-14 06:29:22,518 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-10-14 06:29:22,519 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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