./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.lann.6.prop1-func-interl.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 3289d67d Calling Ultimate with: /root/.sdkman/candidates/java/11.0.12-open/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 ../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.lann.6.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 e3e79e7da330266ce56daf5234acad11488eb453b66f5074926d34ef16c39523 --- Real Ultimate output --- This is Ultimate 0.2.5-tmp.fs.icfgbuilder-eval-3289d67-m [2024-11-16 11:13:24,893 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-16 11:13:24,968 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2024-11-16 11:13:24,972 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-16 11:13:24,974 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-16 11:13:25,003 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-16 11:13:25,004 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-16 11:13:25,005 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-16 11:13:25,006 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-16 11:13:25,006 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-16 11:13:25,006 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-16 11:13:25,007 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-16 11:13:25,007 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-16 11:13:25,007 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-16 11:13:25,008 INFO L153 SettingsManager]: * Use SBE=true [2024-11-16 11:13:25,008 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-16 11:13:25,008 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-16 11:13:25,009 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-16 11:13:25,009 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-16 11:13:25,012 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-16 11:13:25,014 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-16 11:13:25,015 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-16 11:13:25,015 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-16 11:13:25,015 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-16 11:13:25,016 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-16 11:13:25,017 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-16 11:13:25,017 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-16 11:13:25,017 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-16 11:13:25,018 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-16 11:13:25,018 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-16 11:13:25,018 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-16 11:13:25,019 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-16 11:13:25,019 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-16 11:13:25,019 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-16 11:13:25,020 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-16 11:13:25,020 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-16 11:13:25,021 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-16 11:13:25,022 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-16 11:13:25,022 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-16 11:13:25,022 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e3e79e7da330266ce56daf5234acad11488eb453b66f5074926d34ef16c39523 [2024-11-16 11:13:25,281 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-16 11:13:25,305 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-16 11:13:25,308 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-16 11:13:25,309 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-16 11:13:25,309 INFO L274 PluginConnector]: CDTParser initialized [2024-11-16 11:13:25,311 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.lann.6.prop1-func-interl.c [2024-11-16 11:13:26,769 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-16 11:13:27,088 INFO L384 CDTParser]: Found 1 translation units. [2024-11-16 11:13:27,089 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.lann.6.prop1-func-interl.c [2024-11-16 11:13:27,106 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2a5818157/db060d7991604c819405a4f4e0b1d876/FLAG77b88a5b7 [2024-11-16 11:13:27,340 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2a5818157/db060d7991604c819405a4f4e0b1d876 [2024-11-16 11:13:27,342 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-16 11:13:27,343 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-16 11:13:27,345 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-16 11:13:27,346 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-16 11:13:27,352 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-16 11:13:27,353 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 11:13:27" (1/1) ... [2024-11-16 11:13:27,354 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2ac77583 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:13:27, skipping insertion in model container [2024-11-16 11:13:27,354 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 11:13:27" (1/1) ... [2024-11-16 11:13:27,419 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-16 11:13:27,673 WARN L250 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.6.prop1-func-interl.c[1171,1184] [2024-11-16 11:13:28,070 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-16 11:13:28,082 INFO L200 MainTranslator]: Completed pre-run [2024-11-16 11:13:28,091 WARN L250 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.6.prop1-func-interl.c[1171,1184] [2024-11-16 11:13:28,347 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-16 11:13:28,393 INFO L204 MainTranslator]: Completed translation [2024-11-16 11:13:28,397 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:13:28 WrapperNode [2024-11-16 11:13:28,397 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-16 11:13:28,398 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-16 11:13:28,399 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-16 11:13:28,399 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-16 11:13:28,409 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:13:28" (1/1) ... [2024-11-16 11:13:28,542 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:13:28" (1/1) ... [2024-11-16 11:13:29,809 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 8734 [2024-11-16 11:13:29,809 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-16 11:13:29,810 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-16 11:13:29,811 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-16 11:13:29,811 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-16 11:13:29,826 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:13:28" (1/1) ... [2024-11-16 11:13:29,827 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:13:28" (1/1) ... [2024-11-16 11:13:30,212 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:13:28" (1/1) ... [2024-11-16 11:13:30,407 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]. [2024-11-16 11:13:30,408 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:13:28" (1/1) ... [2024-11-16 11:13:30,408 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:13:28" (1/1) ... [2024-11-16 11:13:30,781 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:13:28" (1/1) ... [2024-11-16 11:13:30,830 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:13:28" (1/1) ... [2024-11-16 11:13:30,874 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:13:28" (1/1) ... [2024-11-16 11:13:30,917 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:13:28" (1/1) ... [2024-11-16 11:13:31,049 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-16 11:13:31,050 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2024-11-16 11:13:31,050 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2024-11-16 11:13:31,050 INFO L274 PluginConnector]: IcfgBuilder initialized [2024-11-16 11:13:31,051 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:13:28" (1/1) ... [2024-11-16 11:13:31,057 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-16 11:13:31,068 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-16 11:13:31,083 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) [2024-11-16 11:13:31,086 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 [2024-11-16 11:13:31,127 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-16 11:13:31,127 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-16 11:13:31,127 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-16 11:13:31,128 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-16 11:13:31,592 INFO L256 CfgBuilder]: Building ICFG [2024-11-16 11:13:31,594 INFO L286 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-16 11:13:42,097 INFO L? ?]: Removed 4755 outVars from TransFormulas that were not future-live. [2024-11-16 11:13:42,098 INFO L307 CfgBuilder]: Performing block encoding [2024-11-16 11:13:42,355 INFO L331 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-16 11:13:42,356 INFO L336 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-16 11:13:42,356 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 16.11 11:13:42 BoogieIcfgContainer [2024-11-16 11:13:42,357 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2024-11-16 11:13:42,359 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-16 11:13:42,360 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-16 11:13:42,362 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-16 11:13:42,363 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 16.11 11:13:27" (1/3) ... [2024-11-16 11:13:42,364 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@59fb8fb4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.11 11:13:42, skipping insertion in model container [2024-11-16 11:13:42,365 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:13:28" (2/3) ... [2024-11-16 11:13:42,365 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@59fb8fb4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.11 11:13:42, skipping insertion in model container [2024-11-16 11:13:42,365 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 16.11 11:13:42" (3/3) ... [2024-11-16 11:13:42,366 INFO L112 eAbstractionObserver]: Analyzing ICFG btor2c-lazyMod.lann.6.prop1-func-interl.c [2024-11-16 11:13:42,383 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-16 11:13:42,383 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-16 11:13:42,502 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-16 11:13:42,507 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;@91df4f6, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-16 11:13:42,508 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-16 11:13:42,526 INFO L276 IsEmpty]: Start isEmpty. Operand has 3161 states, 3159 states have (on average 1.4992086103197215) internal successors, (4736), 3160 states have internal predecessors, (4736), 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) [2024-11-16 11:13:42,539 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2024-11-16 11:13:42,540 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 11:13:42,541 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] [2024-11-16 11:13:42,541 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-16 11:13:42,545 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 11:13:42,546 INFO L85 PathProgramCache]: Analyzing trace with hash 48807600, now seen corresponding path program 1 times [2024-11-16 11:13:42,555 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 11:13:42,555 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [490537190] [2024-11-16 11:13:42,555 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 11:13:42,556 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 11:13:42,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 11:13:43,593 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-16 11:13:43,595 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 11:13:43,596 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [490537190] [2024-11-16 11:13:43,597 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [490537190] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 11:13:43,597 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 11:13:43,597 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-16 11:13:43,598 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1894059550] [2024-11-16 11:13:43,599 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 11:13:43,604 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-16 11:13:43,604 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 11:13:43,628 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-16 11:13:43,628 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-16 11:13:43,637 INFO L87 Difference]: Start difference. First operand has 3161 states, 3159 states have (on average 1.4992086103197215) internal successors, (4736), 3160 states have internal predecessors, (4736), 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 35.0) internal successors, (140), 4 states have internal predecessors, (140), 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) [2024-11-16 11:13:45,308 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 11:13:45,309 INFO L93 Difference]: Finished difference Result 6185 states and 9271 transitions. [2024-11-16 11:13:45,310 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-16 11:13:45,311 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 35.0) internal successors, (140), 4 states have internal predecessors, (140), 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 140 [2024-11-16 11:13:45,313 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 11:13:45,346 INFO L225 Difference]: With dead ends: 6185 [2024-11-16 11:13:45,346 INFO L226 Difference]: Without dead ends: 3158 [2024-11-16 11:13:45,360 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 [2024-11-16 11:13:45,365 INFO L432 NwaCegarLoop]: 3941 mSDtfsCounter, 0 mSDsluCounter, 7877 mSDsCounter, 0 mSdLazyCounter, 2371 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 11818 SdHoareTripleChecker+Invalid, 2371 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2371 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2024-11-16 11:13:45,366 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 11818 Invalid, 2371 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2371 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2024-11-16 11:13:45,392 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3158 states. [2024-11-16 11:13:45,500 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3158 to 3158. [2024-11-16 11:13:45,507 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3158 states, 3157 states have (on average 1.498891352549889) internal successors, (4732), 3157 states have internal predecessors, (4732), 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) [2024-11-16 11:13:45,516 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3158 states to 3158 states and 4732 transitions. [2024-11-16 11:13:45,518 INFO L78 Accepts]: Start accepts. Automaton has 3158 states and 4732 transitions. Word has length 140 [2024-11-16 11:13:45,519 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 11:13:45,519 INFO L471 AbstractCegarLoop]: Abstraction has 3158 states and 4732 transitions. [2024-11-16 11:13:45,519 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 35.0) internal successors, (140), 4 states have internal predecessors, (140), 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) [2024-11-16 11:13:45,519 INFO L276 IsEmpty]: Start isEmpty. Operand 3158 states and 4732 transitions. [2024-11-16 11:13:45,522 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2024-11-16 11:13:45,522 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 11:13:45,522 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] [2024-11-16 11:13:45,523 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-16 11:13:45,524 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-16 11:13:45,524 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 11:13:45,524 INFO L85 PathProgramCache]: Analyzing trace with hash 1658094017, now seen corresponding path program 1 times [2024-11-16 11:13:45,524 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 11:13:45,525 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [602735119] [2024-11-16 11:13:45,525 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 11:13:45,525 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 11:13:45,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 11:13:45,945 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-16 11:13:45,946 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 11:13:45,947 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [602735119] [2024-11-16 11:13:45,947 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [602735119] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 11:13:45,947 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 11:13:45,947 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-16 11:13:45,947 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [196779434] [2024-11-16 11:13:45,948 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 11:13:45,949 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-16 11:13:45,950 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 11:13:45,951 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-16 11:13:45,952 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-16 11:13:45,952 INFO L87 Difference]: Start difference. First operand 3158 states and 4732 transitions. Second operand has 4 states, 4 states have (on average 35.25) internal successors, (141), 4 states have internal predecessors, (141), 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) [2024-11-16 11:13:47,437 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 11:13:47,437 INFO L93 Difference]: Finished difference Result 6184 states and 9267 transitions. [2024-11-16 11:13:47,437 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-16 11:13:47,438 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 35.25) internal successors, (141), 4 states have internal predecessors, (141), 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 141 [2024-11-16 11:13:47,438 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 11:13:47,449 INFO L225 Difference]: With dead ends: 6184 [2024-11-16 11:13:47,449 INFO L226 Difference]: Without dead ends: 3160 [2024-11-16 11:13:47,453 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 [2024-11-16 11:13:47,454 INFO L432 NwaCegarLoop]: 3941 mSDtfsCounter, 0 mSDsluCounter, 7874 mSDsCounter, 0 mSdLazyCounter, 2374 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 11815 SdHoareTripleChecker+Invalid, 2374 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2374 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2024-11-16 11:13:47,455 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 11815 Invalid, 2374 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2374 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2024-11-16 11:13:47,461 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3160 states. [2024-11-16 11:13:47,500 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3160 to 3160. [2024-11-16 11:13:47,505 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3160 states, 3159 states have (on average 1.4985754985754987) internal successors, (4734), 3159 states have internal predecessors, (4734), 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) [2024-11-16 11:13:47,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3160 states to 3160 states and 4734 transitions. [2024-11-16 11:13:47,512 INFO L78 Accepts]: Start accepts. Automaton has 3160 states and 4734 transitions. Word has length 141 [2024-11-16 11:13:47,513 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 11:13:47,513 INFO L471 AbstractCegarLoop]: Abstraction has 3160 states and 4734 transitions. [2024-11-16 11:13:47,513 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 35.25) internal successors, (141), 4 states have internal predecessors, (141), 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) [2024-11-16 11:13:47,514 INFO L276 IsEmpty]: Start isEmpty. Operand 3160 states and 4734 transitions. [2024-11-16 11:13:47,517 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2024-11-16 11:13:47,517 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 11:13:47,518 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] [2024-11-16 11:13:47,518 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-16 11:13:47,518 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-16 11:13:47,518 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 11:13:47,519 INFO L85 PathProgramCache]: Analyzing trace with hash -391444427, now seen corresponding path program 1 times [2024-11-16 11:13:47,519 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 11:13:47,519 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1369341127] [2024-11-16 11:13:47,519 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 11:13:47,519 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 11:13:47,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 11:13:47,815 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-16 11:13:47,815 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 11:13:47,815 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1369341127] [2024-11-16 11:13:47,816 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1369341127] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 11:13:47,816 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 11:13:47,816 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-16 11:13:47,816 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [959980035] [2024-11-16 11:13:47,816 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 11:13:47,816 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-16 11:13:47,817 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 11:13:47,819 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-16 11:13:47,820 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-16 11:13:47,820 INFO L87 Difference]: Start difference. First operand 3160 states and 4734 transitions. Second operand has 4 states, 4 states have (on average 35.5) internal successors, (142), 4 states have internal predecessors, (142), 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) [2024-11-16 11:13:49,267 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 11:13:49,267 INFO L93 Difference]: Finished difference Result 6188 states and 9271 transitions. [2024-11-16 11:13:49,268 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-16 11:13:49,268 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 35.5) internal successors, (142), 4 states have internal predecessors, (142), 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 142 [2024-11-16 11:13:49,269 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 11:13:49,279 INFO L225 Difference]: With dead ends: 6188 [2024-11-16 11:13:49,279 INFO L226 Difference]: Without dead ends: 3162 [2024-11-16 11:13:49,283 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 [2024-11-16 11:13:49,285 INFO L432 NwaCegarLoop]: 3941 mSDtfsCounter, 0 mSDsluCounter, 7869 mSDsCounter, 0 mSdLazyCounter, 2379 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 11810 SdHoareTripleChecker+Invalid, 2379 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2379 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2024-11-16 11:13:49,286 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 11810 Invalid, 2379 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2379 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2024-11-16 11:13:49,293 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3162 states. [2024-11-16 11:13:49,332 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3162 to 3162. [2024-11-16 11:13:49,340 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3162 states, 3161 states have (on average 1.4982600442897818) internal successors, (4736), 3161 states have internal predecessors, (4736), 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) [2024-11-16 11:13:49,347 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3162 states to 3162 states and 4736 transitions. [2024-11-16 11:13:49,347 INFO L78 Accepts]: Start accepts. Automaton has 3162 states and 4736 transitions. Word has length 142 [2024-11-16 11:13:49,347 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 11:13:49,348 INFO L471 AbstractCegarLoop]: Abstraction has 3162 states and 4736 transitions. [2024-11-16 11:13:49,348 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 35.5) internal successors, (142), 4 states have internal predecessors, (142), 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) [2024-11-16 11:13:49,348 INFO L276 IsEmpty]: Start isEmpty. Operand 3162 states and 4736 transitions. [2024-11-16 11:13:49,350 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2024-11-16 11:13:49,350 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 11:13:49,350 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] [2024-11-16 11:13:49,351 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-16 11:13:49,351 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-16 11:13:49,352 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 11:13:49,352 INFO L85 PathProgramCache]: Analyzing trace with hash -840174916, now seen corresponding path program 1 times [2024-11-16 11:13:49,352 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 11:13:49,352 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2012624966] [2024-11-16 11:13:49,353 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 11:13:49,353 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 11:13:49,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 11:13:49,609 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-16 11:13:49,610 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 11:13:49,610 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2012624966] [2024-11-16 11:13:49,610 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2012624966] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 11:13:49,610 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 11:13:49,611 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-16 11:13:49,611 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [727326038] [2024-11-16 11:13:49,611 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 11:13:49,611 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-16 11:13:49,612 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 11:13:49,612 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-16 11:13:49,612 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-16 11:13:49,612 INFO L87 Difference]: Start difference. First operand 3162 states and 4736 transitions. Second operand has 4 states, 4 states have (on average 35.75) internal successors, (143), 4 states have internal predecessors, (143), 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) [2024-11-16 11:13:50,995 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 11:13:50,995 INFO L93 Difference]: Finished difference Result 6198 states and 9283 transitions. [2024-11-16 11:13:50,995 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-16 11:13:50,996 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 35.75) internal successors, (143), 4 states have internal predecessors, (143), 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 143 [2024-11-16 11:13:50,996 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 11:13:51,006 INFO L225 Difference]: With dead ends: 6198 [2024-11-16 11:13:51,007 INFO L226 Difference]: Without dead ends: 3170 [2024-11-16 11:13:51,012 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 [2024-11-16 11:13:51,013 INFO L432 NwaCegarLoop]: 3941 mSDtfsCounter, 3 mSDsluCounter, 7869 mSDsCounter, 0 mSdLazyCounter, 2379 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3 SdHoareTripleChecker+Valid, 11810 SdHoareTripleChecker+Invalid, 2379 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2379 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2024-11-16 11:13:51,013 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [3 Valid, 11810 Invalid, 2379 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2379 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2024-11-16 11:13:51,018 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3170 states. [2024-11-16 11:13:51,058 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3170 to 3166. [2024-11-16 11:13:51,062 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3166 states, 3165 states have (on average 1.49826224328594) internal successors, (4742), 3165 states have internal predecessors, (4742), 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) [2024-11-16 11:13:51,069 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3166 states to 3166 states and 4742 transitions. [2024-11-16 11:13:51,070 INFO L78 Accepts]: Start accepts. Automaton has 3166 states and 4742 transitions. Word has length 143 [2024-11-16 11:13:51,070 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 11:13:51,070 INFO L471 AbstractCegarLoop]: Abstraction has 3166 states and 4742 transitions. [2024-11-16 11:13:51,070 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 35.75) internal successors, (143), 4 states have internal predecessors, (143), 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) [2024-11-16 11:13:51,071 INFO L276 IsEmpty]: Start isEmpty. Operand 3166 states and 4742 transitions. [2024-11-16 11:13:51,072 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2024-11-16 11:13:51,072 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 11:13:51,072 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] [2024-11-16 11:13:51,072 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-16 11:13:51,073 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-16 11:13:51,073 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 11:13:51,074 INFO L85 PathProgramCache]: Analyzing trace with hash -56729414, now seen corresponding path program 1 times [2024-11-16 11:13:51,074 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 11:13:51,074 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1793433608] [2024-11-16 11:13:51,074 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 11:13:51,074 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 11:13:51,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 11:13:51,456 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-16 11:13:51,456 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 11:13:51,456 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1793433608] [2024-11-16 11:13:51,456 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1793433608] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 11:13:51,457 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 11:13:51,457 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-16 11:13:51,457 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1160472212] [2024-11-16 11:13:51,457 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 11:13:51,457 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-16 11:13:51,457 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 11:13:51,458 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-16 11:13:51,458 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-11-16 11:13:51,458 INFO L87 Difference]: Start difference. First operand 3166 states and 4742 transitions. Second operand has 6 states, 6 states have (on average 24.0) internal successors, (144), 6 states have internal predecessors, (144), 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) [2024-11-16 11:13:55,837 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 11:13:55,838 INFO L93 Difference]: Finished difference Result 13320 states and 19954 transitions. [2024-11-16 11:13:55,838 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-16 11:13:55,838 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 24.0) internal successors, (144), 6 states have internal predecessors, (144), 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 144 [2024-11-16 11:13:55,838 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 11:13:55,858 INFO L225 Difference]: With dead ends: 13320 [2024-11-16 11:13:55,858 INFO L226 Difference]: Without dead ends: 5714 [2024-11-16 11:13:55,867 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2024-11-16 11:13:55,868 INFO L432 NwaCegarLoop]: 3745 mSDtfsCounter, 13187 mSDsluCounter, 13879 mSDsCounter, 0 mSdLazyCounter, 6000 mSolverCounterSat, 426 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 13187 SdHoareTripleChecker+Valid, 17624 SdHoareTripleChecker+Invalid, 6426 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 426 IncrementalHoareTripleChecker+Valid, 6000 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.2s IncrementalHoareTripleChecker+Time [2024-11-16 11:13:55,868 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [13187 Valid, 17624 Invalid, 6426 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [426 Valid, 6000 Invalid, 0 Unknown, 0 Unchecked, 4.2s Time] [2024-11-16 11:13:55,875 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5714 states. [2024-11-16 11:13:55,927 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5714 to 3280. [2024-11-16 11:13:55,932 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3280 states, 3279 states have (on average 1.4980176883196097) internal successors, (4912), 3279 states have internal predecessors, (4912), 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) [2024-11-16 11:13:55,937 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3280 states to 3280 states and 4912 transitions. [2024-11-16 11:13:55,938 INFO L78 Accepts]: Start accepts. Automaton has 3280 states and 4912 transitions. Word has length 144 [2024-11-16 11:13:55,938 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 11:13:55,938 INFO L471 AbstractCegarLoop]: Abstraction has 3280 states and 4912 transitions. [2024-11-16 11:13:55,939 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 24.0) internal successors, (144), 6 states have internal predecessors, (144), 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) [2024-11-16 11:13:55,939 INFO L276 IsEmpty]: Start isEmpty. Operand 3280 states and 4912 transitions. [2024-11-16 11:13:55,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2024-11-16 11:13:55,940 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 11:13:55,940 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] [2024-11-16 11:13:55,940 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-11-16 11:13:55,941 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-16 11:13:55,941 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 11:13:55,941 INFO L85 PathProgramCache]: Analyzing trace with hash 964903986, now seen corresponding path program 1 times [2024-11-16 11:13:55,941 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 11:13:55,942 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1781706768] [2024-11-16 11:13:55,942 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 11:13:55,942 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 11:13:56,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 11:13:57,982 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-16 11:13:57,983 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 11:13:57,983 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1781706768] [2024-11-16 11:13:57,983 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1781706768] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 11:13:57,984 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 11:13:57,984 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-16 11:13:57,984 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1565027775] [2024-11-16 11:13:57,984 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 11:13:57,985 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-16 11:13:57,985 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 11:13:57,985 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-16 11:13:57,986 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2024-11-16 11:13:57,986 INFO L87 Difference]: Start difference. First operand 3280 states and 4912 transitions. Second operand has 7 states, 7 states have (on average 20.714285714285715) internal successors, (145), 7 states have internal predecessors, (145), 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) [2024-11-16 11:14:02,385 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 11:14:02,385 INFO L93 Difference]: Finished difference Result 8846 states and 13248 transitions. [2024-11-16 11:14:02,385 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-16 11:14:02,385 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 20.714285714285715) internal successors, (145), 7 states have internal predecessors, (145), 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 145 [2024-11-16 11:14:02,386 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 11:14:02,400 INFO L225 Difference]: With dead ends: 8846 [2024-11-16 11:14:02,401 INFO L226 Difference]: Without dead ends: 5814 [2024-11-16 11:14:02,405 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2024-11-16 11:14:02,406 INFO L432 NwaCegarLoop]: 3130 mSDtfsCounter, 7777 mSDsluCounter, 12381 mSDsCounter, 0 mSdLazyCounter, 7462 mSolverCounterSat, 28 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7777 SdHoareTripleChecker+Valid, 15511 SdHoareTripleChecker+Invalid, 7490 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 28 IncrementalHoareTripleChecker+Valid, 7462 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.2s IncrementalHoareTripleChecker+Time [2024-11-16 11:14:02,406 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [7777 Valid, 15511 Invalid, 7490 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [28 Valid, 7462 Invalid, 0 Unknown, 0 Unchecked, 4.2s Time] [2024-11-16 11:14:02,413 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5814 states. [2024-11-16 11:14:02,466 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5814 to 3283. [2024-11-16 11:14:02,471 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3283 states, 3282 states have (on average 1.497867154174284) internal successors, (4916), 3282 states have internal predecessors, (4916), 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) [2024-11-16 11:14:02,476 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3283 states to 3283 states and 4916 transitions. [2024-11-16 11:14:02,477 INFO L78 Accepts]: Start accepts. Automaton has 3283 states and 4916 transitions. Word has length 145 [2024-11-16 11:14:02,477 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 11:14:02,477 INFO L471 AbstractCegarLoop]: Abstraction has 3283 states and 4916 transitions. [2024-11-16 11:14:02,481 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 20.714285714285715) internal successors, (145), 7 states have internal predecessors, (145), 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) [2024-11-16 11:14:02,481 INFO L276 IsEmpty]: Start isEmpty. Operand 3283 states and 4916 transitions. [2024-11-16 11:14:02,482 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2024-11-16 11:14:02,483 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 11:14:02,483 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] [2024-11-16 11:14:02,483 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-11-16 11:14:02,483 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-16 11:14:02,483 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 11:14:02,483 INFO L85 PathProgramCache]: Analyzing trace with hash -737747684, now seen corresponding path program 1 times [2024-11-16 11:14:02,484 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 11:14:02,484 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [617783470] [2024-11-16 11:14:02,484 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 11:14:02,484 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 11:14:02,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 11:14:02,798 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-16 11:14:02,799 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 11:14:02,799 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [617783470] [2024-11-16 11:14:02,799 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [617783470] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 11:14:02,799 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 11:14:02,799 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-16 11:14:02,800 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1869540857] [2024-11-16 11:14:02,800 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 11:14:02,800 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-16 11:14:02,800 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 11:14:02,801 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-16 11:14:02,801 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-16 11:14:02,801 INFO L87 Difference]: Start difference. First operand 3283 states and 4916 transitions. Second operand has 5 states, 5 states have (on average 29.2) internal successors, (146), 5 states have internal predecessors, (146), 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) [2024-11-16 11:14:07,010 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 11:14:07,011 INFO L93 Difference]: Finished difference Result 9216 states and 13803 transitions. [2024-11-16 11:14:07,011 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-16 11:14:07,011 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 29.2) internal successors, (146), 5 states have internal predecessors, (146), 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 146 [2024-11-16 11:14:07,011 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 11:14:07,025 INFO L225 Difference]: With dead ends: 9216 [2024-11-16 11:14:07,025 INFO L226 Difference]: Without dead ends: 6184 [2024-11-16 11:14:07,028 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2024-11-16 11:14:07,029 INFO L432 NwaCegarLoop]: 2883 mSDtfsCounter, 4579 mSDsluCounter, 8526 mSDsCounter, 0 mSdLazyCounter, 7312 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4579 SdHoareTripleChecker+Valid, 11409 SdHoareTripleChecker+Invalid, 7313 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 7312 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.1s IncrementalHoareTripleChecker+Time [2024-11-16 11:14:07,029 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [4579 Valid, 11409 Invalid, 7313 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 7312 Invalid, 0 Unknown, 0 Unchecked, 4.1s Time] [2024-11-16 11:14:07,036 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6184 states. [2024-11-16 11:14:07,088 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6184 to 3291. [2024-11-16 11:14:07,094 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3291 states, 3290 states have (on average 1.4972644376899695) internal successors, (4926), 3290 states have internal predecessors, (4926), 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) [2024-11-16 11:14:07,105 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3291 states to 3291 states and 4926 transitions. [2024-11-16 11:14:07,105 INFO L78 Accepts]: Start accepts. Automaton has 3291 states and 4926 transitions. Word has length 146 [2024-11-16 11:14:07,106 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 11:14:07,106 INFO L471 AbstractCegarLoop]: Abstraction has 3291 states and 4926 transitions. [2024-11-16 11:14:07,107 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 29.2) internal successors, (146), 5 states have internal predecessors, (146), 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) [2024-11-16 11:14:07,107 INFO L276 IsEmpty]: Start isEmpty. Operand 3291 states and 4926 transitions. [2024-11-16 11:14:07,108 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2024-11-16 11:14:07,108 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 11:14:07,108 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] [2024-11-16 11:14:07,108 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-11-16 11:14:07,109 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-16 11:14:07,109 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 11:14:07,109 INFO L85 PathProgramCache]: Analyzing trace with hash -575504719, now seen corresponding path program 1 times [2024-11-16 11:14:07,109 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 11:14:07,109 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [394225569] [2024-11-16 11:14:07,110 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 11:14:07,110 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 11:14:07,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 11:14:07,387 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-16 11:14:07,387 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 11:14:07,388 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [394225569] [2024-11-16 11:14:07,388 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [394225569] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 11:14:07,388 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 11:14:07,388 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-16 11:14:07,388 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [950028647] [2024-11-16 11:14:07,392 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 11:14:07,392 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-16 11:14:07,393 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 11:14:07,393 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-16 11:14:07,393 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-16 11:14:07,393 INFO L87 Difference]: Start difference. First operand 3291 states and 4926 transitions. Second operand has 5 states, 5 states have (on average 29.4) internal successors, (147), 5 states have internal predecessors, (147), 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) [2024-11-16 11:14:10,308 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 11:14:10,308 INFO L93 Difference]: Finished difference Result 6323 states and 9468 transitions. [2024-11-16 11:14:10,309 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-16 11:14:10,309 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 29.4) internal successors, (147), 5 states have internal predecessors, (147), 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 147 [2024-11-16 11:14:10,309 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 11:14:10,314 INFO L225 Difference]: With dead ends: 6323 [2024-11-16 11:14:10,314 INFO L226 Difference]: Without dead ends: 3291 [2024-11-16 11:14:10,317 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-16 11:14:10,317 INFO L432 NwaCegarLoop]: 2874 mSDtfsCounter, 4592 mSDsluCounter, 5739 mSDsCounter, 0 mSdLazyCounter, 5563 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4592 SdHoareTripleChecker+Valid, 8613 SdHoareTripleChecker+Invalid, 5564 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 5563 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.8s IncrementalHoareTripleChecker+Time [2024-11-16 11:14:10,318 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [4592 Valid, 8613 Invalid, 5564 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 5563 Invalid, 0 Unknown, 0 Unchecked, 2.8s Time] [2024-11-16 11:14:10,322 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3291 states. [2024-11-16 11:14:10,354 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3291 to 3291. [2024-11-16 11:14:10,358 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3291 states, 3290 states have (on average 1.4960486322188449) internal successors, (4922), 3290 states have internal predecessors, (4922), 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) [2024-11-16 11:14:10,362 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3291 states to 3291 states and 4922 transitions. [2024-11-16 11:14:10,362 INFO L78 Accepts]: Start accepts. Automaton has 3291 states and 4922 transitions. Word has length 147 [2024-11-16 11:14:10,362 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 11:14:10,362 INFO L471 AbstractCegarLoop]: Abstraction has 3291 states and 4922 transitions. [2024-11-16 11:14:10,363 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 29.4) internal successors, (147), 5 states have internal predecessors, (147), 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) [2024-11-16 11:14:10,363 INFO L276 IsEmpty]: Start isEmpty. Operand 3291 states and 4922 transitions. [2024-11-16 11:14:10,364 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2024-11-16 11:14:10,364 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 11:14:10,364 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] [2024-11-16 11:14:10,364 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-11-16 11:14:10,365 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-16 11:14:10,365 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 11:14:10,365 INFO L85 PathProgramCache]: Analyzing trace with hash 1909866520, now seen corresponding path program 1 times [2024-11-16 11:14:10,365 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 11:14:10,365 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1283462771] [2024-11-16 11:14:10,366 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 11:14:10,366 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 11:14:10,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-16 11:14:10,445 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-16 11:14:10,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-16 11:14:10,620 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-16 11:14:10,620 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-11-16 11:14:10,621 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-11-16 11:14:10,623 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2024-11-16 11:14:10,626 INFO L407 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-16 11:14:10,732 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-16 11:14:10,734 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 16.11 11:14:10 BoogieIcfgContainer [2024-11-16 11:14:10,735 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-16 11:14:10,735 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-16 11:14:10,736 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-16 11:14:10,736 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-16 11:14:10,736 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 16.11 11:13:42" (3/4) ... [2024-11-16 11:14:10,739 INFO L146 WitnessPrinter]: No result that supports witness generation found [2024-11-16 11:14:10,740 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-16 11:14:10,741 INFO L158 Benchmark]: Toolchain (without parser) took 43397.71ms. Allocated memory was 155.2MB in the beginning and 2.1GB in the end (delta: 1.9GB). Free memory was 99.1MB in the beginning and 1.1GB in the end (delta: -1.0GB). Peak memory consumption was 939.0MB. Max. memory is 16.1GB. [2024-11-16 11:14:10,741 INFO L158 Benchmark]: CDTParser took 0.12ms. Allocated memory is still 96.5MB. Free memory is still 51.5MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-16 11:14:10,742 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1052.52ms. Allocated memory is still 155.2MB. Free memory was 99.1MB in the beginning and 75.6MB in the end (delta: 23.5MB). Peak memory consumption was 65.6MB. Max. memory is 16.1GB. [2024-11-16 11:14:10,742 INFO L158 Benchmark]: Boogie Procedure Inliner took 1411.10ms. Allocated memory was 155.2MB in the beginning and 492.8MB in the end (delta: 337.6MB). Free memory was 75.6MB in the beginning and 286.3MB in the end (delta: -210.7MB). Peak memory consumption was 143.2MB. Max. memory is 16.1GB. [2024-11-16 11:14:10,742 INFO L158 Benchmark]: Boogie Preprocessor took 1239.10ms. Allocated memory is still 492.8MB. Free memory was 286.3MB in the beginning and 240.1MB in the end (delta: 46.1MB). Peak memory consumption was 74.4MB. Max. memory is 16.1GB. [2024-11-16 11:14:10,743 INFO L158 Benchmark]: IcfgBuilder took 11307.31ms. Allocated memory was 492.8MB in the beginning and 1.6GB in the end (delta: 1.1GB). Free memory was 240.1MB in the beginning and 1.0GB in the end (delta: -785.0MB). Peak memory consumption was 643.8MB. Max. memory is 16.1GB. [2024-11-16 11:14:10,743 INFO L158 Benchmark]: TraceAbstraction took 28375.59ms. Allocated memory was 1.6GB in the beginning and 2.1GB in the end (delta: 539.0MB). Free memory was 1.0GB in the beginning and 1.1GB in the end (delta: -75.5MB). Peak memory consumption was 464.5MB. Max. memory is 16.1GB. [2024-11-16 11:14:10,743 INFO L158 Benchmark]: Witness Printer took 5.00ms. Allocated memory is still 2.1GB. Free memory is still 1.1GB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-16 11:14:10,745 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12ms. Allocated memory is still 96.5MB. Free memory is still 51.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1052.52ms. Allocated memory is still 155.2MB. Free memory was 99.1MB in the beginning and 75.6MB in the end (delta: 23.5MB). Peak memory consumption was 65.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 1411.10ms. Allocated memory was 155.2MB in the beginning and 492.8MB in the end (delta: 337.6MB). Free memory was 75.6MB in the beginning and 286.3MB in the end (delta: -210.7MB). Peak memory consumption was 143.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 1239.10ms. Allocated memory is still 492.8MB. Free memory was 286.3MB in the beginning and 240.1MB in the end (delta: 46.1MB). Peak memory consumption was 74.4MB. Max. memory is 16.1GB. * IcfgBuilder took 11307.31ms. Allocated memory was 492.8MB in the beginning and 1.6GB in the end (delta: 1.1GB). Free memory was 240.1MB in the beginning and 1.0GB in the end (delta: -785.0MB). Peak memory consumption was 643.8MB. Max. memory is 16.1GB. * TraceAbstraction took 28375.59ms. Allocated memory was 1.6GB in the beginning and 2.1GB in the end (delta: 539.0MB). Free memory was 1.0GB in the beginning and 1.1GB in the end (delta: -75.5MB). Peak memory consumption was 464.5MB. Max. memory is 16.1GB. * Witness Printer took 5.00ms. Allocated memory is still 2.1GB. Free memory is still 1.1GB. 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 300. 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_30 = 0; [L40] const SORT_4 var_73 = 1; [L41] const SORT_4 var_74 = 0; [L42] const SORT_2 var_86 = 2; [L43] const SORT_2 var_88 = 1; [L44] const SORT_2 var_90 = 0; [L45] const SORT_2 var_138 = 255; [L46] const SORT_2 var_147 = 24; [L47] const SORT_2 var_156 = 14; [L48] const SORT_2 var_165 = 6; [L49] const SORT_3 var_400 = 0; [L50] const SORT_4 var_433 = 24; [L51] const SORT_4 var_465 = 14; [L52] const SORT_4 var_497 = 6; [L54] SORT_1 input_85; [L55] SORT_1 input_87; [L56] SORT_1 input_89; [L57] SORT_1 input_91; [L58] SORT_1 input_97; [L59] SORT_1 input_100; [L60] SORT_1 input_101; [L61] SORT_1 input_102; [L62] SORT_1 input_103; [L63] SORT_1 input_109; [L64] SORT_1 input_112; [L65] SORT_1 input_113; [L66] SORT_1 input_114; [L67] SORT_1 input_115; [L68] SORT_1 input_121; [L69] SORT_1 input_124; [L70] SORT_1 input_125; [L71] SORT_1 input_126; [L72] SORT_1 input_127; [L73] SORT_1 input_133; [L74] SORT_1 input_136; [L75] SORT_1 input_137; [L76] SORT_1 input_145; [L77] SORT_1 input_146; [L78] SORT_1 input_154; [L79] SORT_1 input_155; [L80] SORT_1 input_163; [L81] SORT_1 input_164; [L82] SORT_1 input_179; [L83] SORT_1 input_181; [L84] SORT_1 input_200; [L85] SORT_1 input_202; [L86] SORT_1 input_221; [L87] SORT_1 input_223; [L88] SORT_1 input_242; [L89] SORT_1 input_244; [L90] SORT_1 input_256; [L91] SORT_1 input_273; [L92] SORT_1 input_290; [L93] SORT_1 input_307; [L95] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_138=255, var_147=24, var_156=14, var_165=6, var_30=0, var_400=0, var_433=24, var_465=14, var_497=6, var_5=0, var_73=1, var_74=0, var_86=2, var_88=1, var_90=0] [L95] SORT_2 state_6 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L96] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_138=255, var_147=24, var_156=14, var_165=6, var_30=0, var_400=0, var_433=24, var_465=14, var_497=6, var_5=0, var_73=1, var_74=0, var_86=2, var_88=1, var_90=0] [L96] SORT_2 state_8 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L97] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_138=255, var_147=24, var_156=14, var_165=6, var_30=0, var_400=0, var_433=24, var_465=14, var_497=6, var_5=0, var_73=1, var_74=0, var_86=2, var_88=1, var_90=0] [L97] SORT_2 state_10 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L98] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_138=255, var_147=24, var_156=14, var_165=6, var_30=0, var_400=0, var_433=24, var_465=14, var_497=6, var_5=0, var_73=1, var_74=0, var_86=2, var_88=1, var_90=0] [L98] SORT_2 state_12 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L99] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_138=255, var_147=24, var_156=14, var_165=6, var_30=0, var_400=0, var_433=24, var_465=14, var_497=6, var_5=0, var_73=1, var_74=0, var_86=2, var_88=1, var_90=0] [L99] SORT_2 state_14 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L100] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_138=255, var_147=24, var_156=14, var_165=6, var_30=0, var_400=0, var_433=24, var_465=14, var_497=6, var_5=0, var_73=1, var_74=0, var_86=2, var_88=1, var_90=0] [L100] SORT_2 state_16 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L101] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_138=255, var_147=24, var_156=14, var_165=6, var_30=0, var_400=0, var_433=24, var_465=14, var_497=6, var_5=0, var_73=1, var_74=0, var_86=2, var_88=1, var_90=0] [L101] SORT_2 state_18 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L102] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_138=255, var_147=24, var_156=14, var_165=6, var_30=0, var_400=0, var_433=24, var_465=14, var_497=6, var_5=0, var_73=1, var_74=0, var_86=2, var_88=1, var_90=0] [L102] SORT_2 state_20 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L103] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_138=255, var_147=24, var_156=14, var_165=6, var_30=0, var_400=0, var_433=24, var_465=14, var_497=6, var_5=0, var_73=1, var_74=0, var_86=2, var_88=1, var_90=0] [L103] SORT_2 state_22 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L104] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_138=255, var_147=24, var_156=14, var_165=6, var_30=0, var_400=0, var_433=24, var_465=14, var_497=6, var_5=0, var_73=1, var_74=0, var_86=2, var_88=1, var_90=0] [L104] SORT_2 state_24 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L105] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_138=255, var_147=24, var_156=14, var_165=6, var_30=0, var_400=0, var_433=24, var_465=14, var_497=6, var_5=0, var_73=1, var_74=0, var_86=2, var_88=1, var_90=0] [L105] SORT_2 state_26 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L106] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_138=255, var_147=24, var_156=14, var_165=6, var_30=0, var_400=0, var_433=24, var_465=14, var_497=6, var_5=0, var_73=1, var_74=0, var_86=2, var_88=1, var_90=0] [L106] SORT_2 state_28 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L107] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_138=255, var_147=24, var_156=14, var_165=6, var_30=0, var_400=0, var_433=24, var_465=14, var_497=6, var_5=0, var_73=1, var_74=0, var_86=2, var_88=1, var_90=0] [L107] SORT_1 state_31 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L108] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_138=255, var_147=24, var_156=14, var_165=6, var_30=0, var_400=0, var_433=24, var_465=14, var_497=6, var_5=0, var_73=1, var_74=0, var_86=2, var_88=1, var_90=0] [L108] SORT_1 state_33 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L109] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_138=255, var_147=24, var_156=14, var_165=6, var_30=0, var_400=0, var_433=24, var_465=14, var_497=6, var_5=0, var_73=1, var_74=0, var_86=2, var_88=1, var_90=0] [L109] SORT_1 state_35 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L110] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_138=255, var_147=24, var_156=14, var_165=6, var_30=0, var_400=0, var_433=24, var_465=14, var_497=6, var_5=0, var_73=1, var_74=0, var_86=2, var_88=1, var_90=0] [L110] SORT_1 state_37 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L111] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_138=255, var_147=24, var_156=14, var_165=6, var_30=0, var_400=0, var_433=24, var_465=14, var_497=6, var_5=0, var_73=1, var_74=0, var_86=2, var_88=1, var_90=0] [L111] SORT_1 state_39 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L112] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_138=255, var_147=24, var_156=14, var_165=6, var_30=0, var_400=0, var_433=24, var_465=14, var_497=6, var_5=0, var_73=1, var_74=0, var_86=2, var_88=1, var_90=0] [L112] SORT_1 state_41 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L113] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_138=255, var_147=24, var_156=14, var_165=6, var_30=0, var_400=0, var_433=24, var_465=14, var_497=6, var_5=0, var_73=1, var_74=0, var_86=2, var_88=1, var_90=0] [L113] SORT_1 state_43 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L114] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_138=255, var_147=24, var_156=14, var_165=6, var_30=0, var_400=0, var_433=24, var_465=14, var_497=6, var_5=0, var_73=1, var_74=0, var_86=2, var_88=1, var_90=0] [L114] SORT_1 state_45 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L115] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_138=255, var_147=24, var_156=14, var_165=6, var_30=0, var_400=0, var_433=24, var_465=14, var_497=6, var_5=0, var_73=1, var_74=0, var_86=2, var_88=1, var_90=0] [L115] SORT_1 state_47 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L116] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_138=255, var_147=24, var_156=14, var_165=6, var_30=0, var_400=0, var_433=24, var_465=14, var_497=6, var_5=0, var_73=1, var_74=0, var_86=2, var_88=1, var_90=0] [L116] SORT_1 state_49 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L117] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_138=255, var_147=24, var_156=14, var_165=6, var_30=0, var_400=0, var_433=24, var_465=14, var_497=6, var_5=0, var_73=1, var_74=0, var_86=2, var_88=1, var_90=0] [L117] SORT_1 state_51 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L118] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_138=255, var_147=24, var_156=14, var_165=6, var_30=0, var_400=0, var_433=24, var_465=14, var_497=6, var_5=0, var_73=1, var_74=0, var_86=2, var_88=1, var_90=0] [L118] SORT_1 state_53 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L119] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_138=255, var_147=24, var_156=14, var_165=6, var_30=0, var_400=0, var_433=24, var_465=14, var_497=6, var_5=0, var_73=1, var_74=0, var_86=2, var_88=1, var_90=0] [L119] SORT_1 state_55 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L120] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_138=255, var_147=24, var_156=14, var_165=6, var_30=0, var_400=0, var_433=24, var_465=14, var_497=6, var_5=0, var_73=1, var_74=0, var_86=2, var_88=1, var_90=0] [L120] SORT_1 state_57 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L121] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_138=255, var_147=24, var_156=14, var_165=6, var_30=0, var_400=0, var_433=24, var_465=14, var_497=6, var_5=0, var_73=1, var_74=0, var_86=2, var_88=1, var_90=0] [L121] SORT_1 state_59 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L122] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_138=255, var_147=24, var_156=14, var_165=6, var_30=0, var_400=0, var_433=24, var_465=14, var_497=6, var_5=0, var_73=1, var_74=0, var_86=2, var_88=1, var_90=0] [L122] SORT_1 state_61 = __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_138=255, var_147=24, var_156=14, var_165=6, var_30=0, var_400=0, var_433=24, var_465=14, var_497=6, var_5=0, var_73=1, var_74=0, var_86=2, var_88=1, var_90=0] [L123] SORT_1 state_63 = __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_138=255, var_147=24, var_156=14, var_165=6, var_30=0, var_400=0, var_433=24, var_465=14, var_497=6, var_5=0, var_73=1, var_74=0, var_86=2, var_88=1, var_90=0] [L124] SORT_1 state_65 = __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_138=255, var_147=24, var_156=14, var_165=6, var_30=0, var_400=0, var_433=24, var_465=14, var_497=6, var_5=0, var_73=1, var_74=0, var_86=2, var_88=1, var_90=0] [L125] SORT_1 state_67 = __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_138=255, var_147=24, var_156=14, var_165=6, var_30=0, var_400=0, var_433=24, var_465=14, var_497=6, var_5=0, var_73=1, var_74=0, var_86=2, var_88=1, var_90=0] [L126] SORT_1 state_69 = __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_138=255, var_147=24, var_156=14, var_165=6, var_30=0, var_400=0, var_433=24, var_465=14, var_497=6, var_5=0, var_73=1, var_74=0, var_86=2, var_88=1, var_90=0] [L127] SORT_1 state_71 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L129] SORT_2 init_7_arg_1 = var_5; [L130] state_6 = init_7_arg_1 [L131] SORT_2 init_9_arg_1 = var_5; [L132] state_8 = init_9_arg_1 [L133] SORT_2 init_11_arg_1 = var_5; [L134] state_10 = init_11_arg_1 [L135] SORT_2 init_13_arg_1 = var_5; [L136] state_12 = init_13_arg_1 [L137] SORT_2 init_15_arg_1 = var_5; [L138] state_14 = init_15_arg_1 [L139] SORT_2 init_17_arg_1 = var_5; [L140] state_16 = init_17_arg_1 [L141] SORT_2 init_19_arg_1 = var_5; [L142] state_18 = init_19_arg_1 [L143] SORT_2 init_21_arg_1 = var_5; [L144] state_20 = init_21_arg_1 [L145] SORT_2 init_23_arg_1 = var_5; [L146] state_22 = init_23_arg_1 [L147] SORT_2 init_25_arg_1 = var_5; [L148] state_24 = init_25_arg_1 [L149] SORT_2 init_27_arg_1 = var_5; [L150] state_26 = init_27_arg_1 [L151] SORT_2 init_29_arg_1 = var_5; [L152] state_28 = init_29_arg_1 [L153] SORT_1 init_32_arg_1 = var_30; [L154] state_31 = init_32_arg_1 [L155] SORT_1 init_34_arg_1 = var_30; [L156] state_33 = init_34_arg_1 [L157] SORT_1 init_36_arg_1 = var_30; [L158] state_35 = init_36_arg_1 [L159] SORT_1 init_38_arg_1 = var_30; [L160] state_37 = init_38_arg_1 [L161] SORT_1 init_40_arg_1 = var_30; [L162] state_39 = init_40_arg_1 [L163] SORT_1 init_42_arg_1 = var_30; [L164] state_41 = init_42_arg_1 [L165] SORT_1 init_44_arg_1 = var_30; [L166] state_43 = init_44_arg_1 [L167] SORT_1 init_46_arg_1 = var_30; [L168] state_45 = init_46_arg_1 [L169] SORT_1 init_48_arg_1 = var_30; [L170] state_47 = init_48_arg_1 [L171] SORT_1 init_50_arg_1 = var_30; [L172] state_49 = init_50_arg_1 [L173] SORT_1 init_52_arg_1 = var_30; [L174] state_51 = init_52_arg_1 [L175] SORT_1 init_54_arg_1 = var_30; [L176] state_53 = init_54_arg_1 [L177] SORT_1 init_56_arg_1 = var_30; [L178] state_55 = init_56_arg_1 [L179] SORT_1 init_58_arg_1 = var_30; [L180] state_57 = init_58_arg_1 [L181] SORT_1 init_60_arg_1 = var_30; [L182] state_59 = init_60_arg_1 [L183] SORT_1 init_62_arg_1 = var_30; [L184] state_61 = init_62_arg_1 [L185] SORT_1 init_64_arg_1 = var_30; [L186] state_63 = init_64_arg_1 [L187] SORT_1 init_66_arg_1 = var_30; [L188] state_65 = init_66_arg_1 [L189] SORT_1 init_68_arg_1 = var_30; [L190] state_67 = init_68_arg_1 [L191] SORT_1 init_70_arg_1 = var_30; [L192] state_69 = init_70_arg_1 [L193] SORT_1 init_72_arg_1 = var_30; [L194] state_71 = init_72_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_31=0, state_33=0, state_35=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_8=0, var_138=255, var_147=24, var_156=14, var_165=6, var_400=0, var_433=24, var_465=14, var_497=6, var_73=1, var_74=0, var_86=2, var_88=1, var_90=0] [L197] input_85 = __VERIFIER_nondet_uchar() [L198] EXPR input_85 & 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_31=0, state_33=0, state_35=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_8=0, var_138=255, var_147=24, var_156=14, var_165=6, var_400=0, var_433=24, var_465=14, var_497=6, var_73=1, var_74=0, var_86=2, var_88=1, var_90=0] [L198] input_85 = input_85 & mask_SORT_1 [L199] input_87 = __VERIFIER_nondet_uchar() [L200] EXPR input_87 & mask_SORT_1 VAL [input_85=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_31=0, state_33=0, state_35=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_8=0, var_138=255, var_147=24, var_156=14, var_165=6, var_400=0, var_433=24, var_465=14, var_497=6, var_73=1, var_74=0, var_86=2, var_88=1, var_90=0] [L200] input_87 = input_87 & mask_SORT_1 [L201] input_89 = __VERIFIER_nondet_uchar() [L202] EXPR input_89 & mask_SORT_1 VAL [input_85=0, input_87=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_31=0, state_33=0, state_35=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_8=0, var_138=255, var_147=24, var_156=14, var_165=6, var_400=0, var_433=24, var_465=14, var_497=6, var_73=1, var_74=0, var_86=2, var_88=1, var_90=0] [L202] input_89 = input_89 & mask_SORT_1 [L203] input_91 = __VERIFIER_nondet_uchar() [L204] EXPR input_91 & mask_SORT_1 VAL [input_85=0, input_87=0, input_89=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_31=0, state_33=0, state_35=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_8=0, var_138=255, var_147=24, var_156=14, var_165=6, var_400=0, var_433=24, var_465=14, var_497=6, var_73=1, var_74=0, var_86=2, var_88=1, var_90=0] [L204] input_91 = input_91 & mask_SORT_1 [L205] input_97 = __VERIFIER_nondet_uchar() [L206] EXPR input_97 & mask_SORT_1 VAL [input_85=0, input_87=0, input_89=0, input_91=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_31=0, state_33=0, state_35=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_8=0, var_138=255, var_147=24, var_156=14, var_165=6, var_400=0, var_433=24, var_465=14, var_497=6, var_73=1, var_74=0, var_86=2, var_88=1, var_90=0] [L206] input_97 = input_97 & mask_SORT_1 [L207] input_100 = __VERIFIER_nondet_uchar() [L208] EXPR input_100 & mask_SORT_1 VAL [input_85=0, input_87=0, input_89=0, input_91=0, input_97=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_31=0, state_33=0, state_35=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_8=0, var_138=255, var_147=24, var_156=14, var_165=6, var_400=0, var_433=24, var_465=14, var_497=6, var_73=1, var_74=0, var_86=2, var_88=1, var_90=0] [L208] input_100 = input_100 & mask_SORT_1 [L209] input_101 = __VERIFIER_nondet_uchar() [L210] EXPR input_101 & mask_SORT_1 VAL [input_100=0, input_85=0, input_87=0, input_89=0, input_91=0, input_97=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_31=0, state_33=0, state_35=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_8=0, var_138=255, var_147=24, var_156=14, var_165=6, var_400=0, var_433=24, var_465=14, var_497=6, var_73=1, var_74=0, var_86=2, var_88=1, var_90=0] [L210] input_101 = input_101 & mask_SORT_1 [L211] input_102 = __VERIFIER_nondet_uchar() [L212] EXPR input_102 & mask_SORT_1 VAL [input_100=0, input_101=0, input_85=0, input_87=0, input_89=0, input_91=0, input_97=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_31=0, state_33=0, state_35=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_8=0, var_138=255, var_147=24, var_156=14, var_165=6, var_400=0, var_433=24, var_465=14, var_497=6, var_73=1, var_74=0, var_86=2, var_88=1, var_90=0] [L212] input_102 = input_102 & mask_SORT_1 [L213] input_103 = __VERIFIER_nondet_uchar() [L214] EXPR input_103 & mask_SORT_1 VAL [input_100=0, input_101=0, input_102=0, input_85=0, input_87=0, input_89=0, input_91=0, input_97=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_31=0, state_33=0, state_35=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_8=0, var_138=255, var_147=24, var_156=14, var_165=6, var_400=0, var_433=24, var_465=14, var_497=6, var_73=1, var_74=0, var_86=2, var_88=1, var_90=0] [L214] input_103 = input_103 & mask_SORT_1 [L215] input_109 = __VERIFIER_nondet_uchar() [L216] EXPR input_109 & mask_SORT_1 VAL [input_100=0, input_101=0, input_102=0, input_103=0, input_85=0, input_87=0, input_89=0, input_91=0, input_97=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_31=0, state_33=0, state_35=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_8=0, var_138=255, var_147=24, var_156=14, var_165=6, var_400=0, var_433=24, var_465=14, var_497=6, var_73=1, var_74=0, var_86=2, var_88=1, var_90=0] [L216] input_109 = input_109 & mask_SORT_1 [L217] input_112 = __VERIFIER_nondet_uchar() [L218] EXPR input_112 & mask_SORT_1 VAL [input_100=0, input_101=0, input_102=0, input_103=0, input_109=0, input_85=0, input_87=0, input_89=0, input_91=0, input_97=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_31=0, state_33=0, state_35=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_8=0, var_138=255, var_147=24, var_156=14, var_165=6, var_400=0, var_433=24, var_465=14, var_497=6, var_73=1, var_74=0, var_86=2, var_88=1, var_90=0] [L218] input_112 = input_112 & mask_SORT_1 [L219] input_113 = __VERIFIER_nondet_uchar() [L220] EXPR input_113 & mask_SORT_1 VAL [input_100=0, input_101=0, input_102=0, input_103=0, input_109=0, input_112=0, input_85=0, input_87=0, input_89=0, input_91=0, input_97=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_31=0, state_33=0, state_35=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_8=0, var_138=255, var_147=24, var_156=14, var_165=6, var_400=0, var_433=24, var_465=14, var_497=6, var_73=1, var_74=0, var_86=2, var_88=1, var_90=0] [L220] input_113 = input_113 & mask_SORT_1 [L221] input_114 = __VERIFIER_nondet_uchar() [L222] EXPR input_114 & mask_SORT_1 VAL [input_100=0, input_101=0, input_102=0, input_103=0, input_109=0, input_112=0, input_113=0, input_85=0, input_87=0, input_89=0, input_91=0, input_97=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_31=0, state_33=0, state_35=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_8=0, var_138=255, var_147=24, var_156=14, var_165=6, var_400=0, var_433=24, var_465=14, var_497=6, var_73=1, var_74=0, var_86=2, var_88=1, var_90=0] [L222] input_114 = input_114 & mask_SORT_1 [L223] input_115 = __VERIFIER_nondet_uchar() [L224] EXPR input_115 & mask_SORT_1 VAL [input_100=0, input_101=0, input_102=0, input_103=0, input_109=0, input_112=0, input_113=0, input_114=0, input_85=0, input_87=0, input_89=0, input_91=0, input_97=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_31=0, state_33=0, state_35=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_8=0, var_138=255, var_147=24, var_156=14, var_165=6, var_400=0, var_433=24, var_465=14, var_497=6, var_73=1, var_74=0, var_86=2, var_88=1, var_90=0] [L224] input_115 = input_115 & mask_SORT_1 [L225] input_121 = __VERIFIER_nondet_uchar() [L226] EXPR input_121 & mask_SORT_1 VAL [input_100=0, input_101=0, input_102=0, input_103=0, input_109=0, input_112=0, input_113=0, input_114=0, input_115=0, input_85=0, input_87=0, input_89=0, input_91=0, input_97=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_31=0, state_33=0, state_35=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_8=0, var_138=255, var_147=24, var_156=14, var_165=6, var_400=0, var_433=24, var_465=14, var_497=6, var_73=1, var_74=0, var_86=2, var_88=1, var_90=0] [L226] input_121 = input_121 & mask_SORT_1 [L227] input_124 = __VERIFIER_nondet_uchar() [L228] EXPR input_124 & mask_SORT_1 VAL [input_100=0, input_101=0, input_102=0, input_103=0, input_109=0, input_112=0, input_113=0, input_114=0, input_115=0, input_121=0, input_85=0, input_87=0, input_89=0, input_91=0, input_97=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_31=0, state_33=0, state_35=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_8=0, var_138=255, var_147=24, var_156=14, var_165=6, var_400=0, var_433=24, var_465=14, var_497=6, var_73=1, var_74=0, var_86=2, var_88=1, var_90=0] [L228] input_124 = input_124 & mask_SORT_1 [L229] input_125 = __VERIFIER_nondet_uchar() [L230] EXPR input_125 & mask_SORT_1 VAL [input_100=0, input_101=0, input_102=0, input_103=0, input_109=0, input_112=0, input_113=0, input_114=0, input_115=0, input_121=0, input_124=0, input_85=0, input_87=0, input_89=0, input_91=0, input_97=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_31=0, state_33=0, state_35=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_8=0, var_138=255, var_147=24, var_156=14, var_165=6, var_400=0, var_433=24, var_465=14, var_497=6, var_73=1, var_74=0, var_86=2, var_88=1, var_90=0] [L230] input_125 = input_125 & mask_SORT_1 [L231] input_126 = __VERIFIER_nondet_uchar() [L232] EXPR input_126 & mask_SORT_1 VAL [input_100=0, input_101=0, input_102=0, input_103=0, input_109=0, input_112=0, input_113=0, input_114=0, input_115=0, input_121=0, input_124=0, input_125=0, input_85=0, input_87=0, input_89=0, input_91=0, input_97=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_31=0, state_33=0, state_35=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_8=0, var_138=255, var_147=24, var_156=14, var_165=6, var_400=0, var_433=24, var_465=14, var_497=6, var_73=1, var_74=0, var_86=2, var_88=1, var_90=0] [L232] input_126 = input_126 & mask_SORT_1 [L233] input_127 = __VERIFIER_nondet_uchar() [L234] EXPR input_127 & mask_SORT_1 VAL [input_100=0, input_101=0, input_102=0, input_103=0, input_109=0, input_112=0, input_113=0, input_114=0, input_115=0, input_121=0, input_124=0, input_125=0, input_126=0, input_85=0, input_87=0, input_89=0, input_91=0, input_97=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_31=0, state_33=0, state_35=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_8=0, var_138=255, var_147=24, var_156=14, var_165=6, var_400=0, var_433=24, var_465=14, var_497=6, var_73=1, var_74=0, var_86=2, var_88=1, var_90=0] [L234] input_127 = input_127 & mask_SORT_1 [L235] input_133 = __VERIFIER_nondet_uchar() [L236] EXPR input_133 & mask_SORT_1 VAL [input_100=0, input_101=0, input_102=0, input_103=0, input_109=0, input_112=0, input_113=0, input_114=0, input_115=0, input_121=0, input_124=0, input_125=0, input_126=0, input_127=0, input_85=0, input_87=0, input_89=0, input_91=0, input_97=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_31=0, state_33=0, state_35=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_8=0, var_138=255, var_147=24, var_156=14, var_165=6, var_400=0, var_433=24, var_465=14, var_497=6, var_73=1, var_74=0, var_86=2, var_88=1, var_90=0] [L236] input_133 = input_133 & mask_SORT_1 [L237] input_136 = __VERIFIER_nondet_uchar() [L238] EXPR input_136 & mask_SORT_1 VAL [input_100=0, input_101=0, input_102=0, input_103=0, input_109=0, input_112=0, input_113=0, input_114=0, input_115=0, input_121=0, input_124=0, input_125=0, input_126=0, input_127=0, input_133=0, input_85=0, input_87=0, input_89=0, input_91=0, input_97=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_31=0, state_33=0, state_35=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_8=0, var_138=255, var_147=24, var_156=14, var_165=6, var_400=0, var_433=24, var_465=14, var_497=6, var_73=1, var_74=0, var_86=2, var_88=1, var_90=0] [L238] input_136 = input_136 & mask_SORT_1 [L239] input_137 = __VERIFIER_nondet_uchar() [L240] EXPR input_137 & mask_SORT_1 VAL [input_100=0, input_101=0, input_102=0, input_103=0, input_109=0, input_112=0, input_113=0, input_114=0, input_115=0, input_121=0, input_124=0, input_125=0, input_126=0, input_127=0, input_133=0, input_136=0, input_85=0, input_87=0, input_89=0, input_91=0, input_97=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_31=0, state_33=0, state_35=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_8=0, var_138=255, var_147=24, var_156=14, var_165=6, var_400=0, var_433=24, var_465=14, var_497=6, var_73=1, var_74=0, var_86=2, var_88=1, var_90=0] [L240] input_137 = input_137 & mask_SORT_1 [L241] input_145 = __VERIFIER_nondet_uchar() [L242] EXPR input_145 & mask_SORT_1 VAL [input_100=0, input_101=0, input_102=0, input_103=0, input_109=0, input_112=0, input_113=0, input_114=0, input_115=0, input_121=0, input_124=0, input_125=0, input_126=0, input_127=0, input_133=0, input_136=0, input_137=0, input_85=0, input_87=0, input_89=0, input_91=0, input_97=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_31=0, state_33=0, state_35=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_8=0, var_138=255, var_147=24, var_156=14, var_165=6, var_400=0, var_433=24, var_465=14, var_497=6, var_73=1, var_74=0, var_86=2, var_88=1, var_90=0] [L242] input_145 = input_145 & mask_SORT_1 [L243] input_146 = __VERIFIER_nondet_uchar() [L244] EXPR input_146 & mask_SORT_1 VAL [input_100=0, input_101=0, input_102=0, input_103=0, input_109=0, input_112=0, input_113=0, input_114=0, input_115=0, input_121=0, input_124=0, input_125=0, input_126=0, input_127=0, input_133=0, input_136=0, input_137=0, input_145=0, input_85=0, input_87=0, input_89=0, input_91=0, input_97=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_31=0, state_33=0, state_35=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_8=0, var_138=255, var_147=24, var_156=14, var_165=6, var_400=0, var_433=24, var_465=14, var_497=6, var_73=1, var_74=0, var_86=2, var_88=1, var_90=0] [L244] input_146 = input_146 & mask_SORT_1 [L245] input_154 = __VERIFIER_nondet_uchar() [L246] EXPR input_154 & mask_SORT_1 VAL [input_100=0, input_101=0, input_102=0, input_103=0, input_109=0, input_112=0, input_113=0, input_114=0, input_115=0, input_121=0, input_124=0, input_125=0, input_126=0, input_127=0, input_133=0, input_136=0, input_137=0, input_145=0, input_146=0, input_85=0, input_87=0, input_89=0, input_91=0, input_97=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_31=0, state_33=0, state_35=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_8=0, var_138=255, var_147=24, var_156=14, var_165=6, var_400=0, var_433=24, var_465=14, var_497=6, var_73=1, var_74=0, var_86=2, var_88=1, var_90=0] [L246] input_154 = input_154 & mask_SORT_1 [L247] input_155 = __VERIFIER_nondet_uchar() [L248] EXPR input_155 & mask_SORT_1 VAL [input_100=0, input_101=0, input_102=0, input_103=0, input_109=0, input_112=0, input_113=0, input_114=0, input_115=0, input_121=0, input_124=0, input_125=0, input_126=0, input_127=0, input_133=0, input_136=0, input_137=0, input_145=0, input_146=0, input_154=0, input_85=0, input_87=0, input_89=0, input_91=0, input_97=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_31=0, state_33=0, state_35=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_8=0, var_138=255, var_147=24, var_156=14, var_165=6, var_400=0, var_433=24, var_465=14, var_497=6, var_73=1, var_74=0, var_86=2, var_88=1, var_90=0] [L248] input_155 = input_155 & mask_SORT_1 [L249] input_163 = __VERIFIER_nondet_uchar() [L250] EXPR input_163 & mask_SORT_1 VAL [input_100=0, input_101=0, input_102=0, input_103=0, input_109=0, input_112=0, input_113=0, input_114=0, input_115=0, input_121=0, input_124=0, input_125=0, input_126=0, input_127=0, input_133=0, input_136=0, input_137=0, input_145=0, input_146=0, input_154=0, input_155=0, input_85=0, input_87=0, input_89=0, input_91=0, input_97=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_31=0, state_33=0, state_35=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_8=0, var_138=255, var_147=24, var_156=14, var_165=6, var_400=0, var_433=24, var_465=14, var_497=6, var_73=1, var_74=0, var_86=2, var_88=1, var_90=0] [L250] input_163 = input_163 & mask_SORT_1 [L251] input_164 = __VERIFIER_nondet_uchar() [L252] EXPR input_164 & mask_SORT_1 VAL [input_100=0, input_101=0, input_102=0, input_103=0, input_109=0, input_112=0, input_113=0, input_114=0, input_115=0, input_121=0, input_124=0, input_125=0, input_126=0, input_127=0, input_133=0, input_136=0, input_137=0, input_145=0, input_146=0, input_154=0, input_155=0, input_163=0, input_85=0, input_87=0, input_89=0, input_91=0, input_97=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_31=0, state_33=0, state_35=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_8=0, var_138=255, var_147=24, var_156=14, var_165=6, var_400=0, var_433=24, var_465=14, var_497=6, var_73=1, var_74=0, var_86=2, var_88=1, var_90=0] [L252] input_164 = input_164 & mask_SORT_1 [L253] input_179 = __VERIFIER_nondet_uchar() [L254] input_181 = __VERIFIER_nondet_uchar() [L255] input_200 = __VERIFIER_nondet_uchar() [L256] input_202 = __VERIFIER_nondet_uchar() [L257] input_221 = __VERIFIER_nondet_uchar() [L258] input_223 = __VERIFIER_nondet_uchar() [L259] input_242 = __VERIFIER_nondet_uchar() [L260] input_244 = __VERIFIER_nondet_uchar() [L261] input_256 = __VERIFIER_nondet_uchar() [L262] input_273 = __VERIFIER_nondet_uchar() [L263] input_290 = __VERIFIER_nondet_uchar() [L264] input_307 = __VERIFIER_nondet_uchar() [L267] SORT_1 var_75_arg_0 = ~state_33; VAL [input_100=0, input_101=0, input_102=0, input_103=0, input_109=0, input_112=0, input_113=0, input_114=0, input_115=0, input_121=0, input_124=0, input_125=0, input_126=0, input_127=0, input_133=0, input_136=0, input_137=0, input_145=0, input_146=0, input_154=0, input_155=0, input_163=0, input_164=0, input_85=0, input_87=0, input_89=0, input_91=0, input_97=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_31=0, state_33=0, state_35=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_8=0, var_138=255, var_147=24, var_156=14, var_165=6, var_400=0, var_433=24, var_465=14, var_497=6, var_73=1, var_74=0, var_75_arg_0=-1, var_86=2, var_88=1, var_90=0] [L268] EXPR var_75_arg_0 & mask_SORT_1 VAL [input_100=0, input_101=0, input_102=0, input_103=0, input_109=0, input_112=0, input_113=0, input_114=0, input_115=0, input_121=0, input_124=0, input_125=0, input_126=0, input_127=0, input_133=0, input_136=0, input_137=0, input_145=0, input_146=0, input_154=0, input_155=0, input_163=0, input_164=0, input_85=0, input_87=0, input_89=0, input_91=0, input_97=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_31=0, state_33=0, state_35=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_8=0, var_138=255, var_147=24, var_156=14, var_165=6, var_400=0, var_433=24, var_465=14, var_497=6, var_73=1, var_74=0, var_86=2, var_88=1, var_90=0] [L268] var_75_arg_0 = var_75_arg_0 & mask_SORT_1 [L269] SORT_4 var_75_arg_1 = var_73; [L270] SORT_4 var_75_arg_2 = var_74; [L271] SORT_4 var_75 = var_75_arg_0 ? var_75_arg_1 : var_75_arg_2; [L272] SORT_1 var_76_arg_0 = state_39; [L273] SORT_4 var_76_arg_1 = var_73; [L274] SORT_4 var_76_arg_2 = var_74; [L275] SORT_4 var_76 = var_76_arg_0 ? var_76_arg_1 : var_76_arg_2; [L276] SORT_4 var_77_arg_0 = var_75; [L277] SORT_4 var_77_arg_1 = var_76; [L278] SORT_4 var_77 = var_77_arg_0 + var_77_arg_1; [L279] SORT_1 var_78_arg_0 = state_45; [L280] SORT_4 var_78_arg_1 = var_73; [L281] SORT_4 var_78_arg_2 = var_74; [L282] SORT_4 var_78 = var_78_arg_0 ? var_78_arg_1 : var_78_arg_2; [L283] SORT_4 var_79_arg_0 = var_77; [L284] SORT_4 var_79_arg_1 = var_78; [L285] SORT_4 var_79 = var_79_arg_0 + var_79_arg_1; [L286] SORT_1 var_80_arg_0 = state_51; [L287] SORT_4 var_80_arg_1 = var_73; [L288] SORT_4 var_80_arg_2 = var_74; [L289] SORT_4 var_80 = var_80_arg_0 ? var_80_arg_1 : var_80_arg_2; [L290] SORT_4 var_81_arg_0 = var_79; [L291] SORT_4 var_81_arg_1 = var_80; [L292] SORT_4 var_81 = var_81_arg_0 + var_81_arg_1; VAL [input_100=0, input_101=0, input_102=0, input_103=0, input_109=0, input_112=0, input_113=0, input_114=0, input_115=0, input_121=0, input_124=0, input_125=0, input_126=0, input_127=0, input_133=0, input_136=0, input_137=0, input_145=0, input_146=0, input_154=0, input_155=0, input_163=0, input_164=0, input_85=0, input_87=0, input_89=0, input_91=0, input_97=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_31=0, state_33=0, state_35=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_8=0, var_138=255, var_147=24, var_156=14, var_165=6, var_400=0, var_433=24, var_465=14, var_497=6, var_73=1, var_74=0, var_81=0, var_86=2, var_88=1, var_90=0] [L293] EXPR var_81 & mask_SORT_4 VAL [input_100=0, input_101=0, input_102=0, input_103=0, input_109=0, input_112=0, input_113=0, input_114=0, input_115=0, input_121=0, input_124=0, input_125=0, input_126=0, input_127=0, input_133=0, input_136=0, input_137=0, input_145=0, input_146=0, input_154=0, input_155=0, input_163=0, input_164=0, input_85=0, input_87=0, input_89=0, input_91=0, input_97=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_31=0, state_33=0, state_35=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_8=0, var_138=255, var_147=24, var_156=14, var_165=6, var_400=0, var_433=24, var_465=14, var_497=6, var_73=1, var_74=0, var_86=2, var_88=1, var_90=0] [L293] var_81 = var_81 & mask_SORT_4 [L294] SORT_4 var_82_arg_0 = var_81; [L295] SORT_4 var_82_arg_1 = var_73; [L296] SORT_1 var_82 = var_82_arg_0 <= var_82_arg_1; [L297] SORT_1 var_83_arg_0 = ~state_71; VAL [input_100=0, input_101=0, input_102=0, input_103=0, input_109=0, input_112=0, input_113=0, input_114=0, input_115=0, input_121=0, input_124=0, input_125=0, input_126=0, input_127=0, input_133=0, input_136=0, input_137=0, input_145=0, input_146=0, input_154=0, input_155=0, input_163=0, input_164=0, input_85=0, input_87=0, input_89=0, input_91=0, input_97=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_31=0, state_33=0, state_35=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_8=0, var_138=255, var_147=24, var_156=14, var_165=6, var_400=0, var_433=24, var_465=14, var_497=6, var_73=1, var_74=0, var_82=1, var_83_arg_0=-1, var_86=2, var_88=1, var_90=0] [L298] EXPR var_83_arg_0 & mask_SORT_1 VAL [input_100=0, input_101=0, input_102=0, input_103=0, input_109=0, input_112=0, input_113=0, input_114=0, input_115=0, input_121=0, input_124=0, input_125=0, input_126=0, input_127=0, input_133=0, input_136=0, input_137=0, input_145=0, input_146=0, input_154=0, input_155=0, input_163=0, input_164=0, input_85=0, input_87=0, input_89=0, input_91=0, input_97=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_31=0, state_33=0, state_35=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_8=0, var_138=255, var_147=24, var_156=14, var_165=6, var_400=0, var_433=24, var_465=14, var_497=6, var_73=1, var_74=0, var_82=1, var_86=2, var_88=1, var_90=0] [L298] var_83_arg_0 = var_83_arg_0 & mask_SORT_1 [L299] SORT_1 var_83_arg_1 = ~var_82; VAL [input_100=0, input_101=0, input_102=0, input_103=0, input_109=0, input_112=0, input_113=0, input_114=0, input_115=0, input_121=0, input_124=0, input_125=0, input_126=0, input_127=0, input_133=0, input_136=0, input_137=0, input_145=0, input_146=0, input_154=0, input_155=0, input_163=0, input_164=0, input_85=0, input_87=0, input_89=0, input_91=0, input_97=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_31=0, state_33=0, state_35=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_8=0, var_138=255, var_147=24, var_156=14, var_165=6, var_400=0, var_433=24, var_465=14, var_497=6, var_73=1, var_74=0, var_83_arg_0=1, var_83_arg_1=-2, var_86=2, var_88=1, var_90=0] [L300] EXPR var_83_arg_1 & mask_SORT_1 VAL [input_100=0, input_101=0, input_102=0, input_103=0, input_109=0, input_112=0, input_113=0, input_114=0, input_115=0, input_121=0, input_124=0, input_125=0, input_126=0, input_127=0, input_133=0, input_136=0, input_137=0, input_145=0, input_146=0, input_154=0, input_155=0, input_163=0, input_164=0, input_85=0, input_87=0, input_89=0, input_91=0, input_97=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_31=0, state_33=0, state_35=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_8=0, var_138=255, var_147=24, var_156=14, var_165=6, var_400=0, var_433=24, var_465=14, var_497=6, var_73=1, var_74=0, var_83_arg_0=1, var_86=2, var_88=1, var_90=0] [L300] var_83_arg_1 = var_83_arg_1 & mask_SORT_1 [L301] EXPR var_83_arg_0 & var_83_arg_1 VAL [input_100=0, input_101=0, input_102=0, input_103=0, input_109=0, input_112=0, input_113=0, input_114=0, input_115=0, input_121=0, input_124=0, input_125=0, input_126=0, input_127=0, input_133=0, input_136=0, input_137=0, input_145=0, input_146=0, input_154=0, input_155=0, input_163=0, input_164=0, input_85=0, input_87=0, input_89=0, input_91=0, input_97=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_31=0, state_33=0, state_35=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_8=0, var_138=255, var_147=24, var_156=14, var_165=6, var_400=0, var_433=24, var_465=14, var_497=6, var_73=1, var_74=0, var_86=2, var_88=1, var_90=0] [L301] SORT_1 var_83 = var_83_arg_0 & var_83_arg_1; [L302] EXPR var_83 & mask_SORT_1 VAL [input_100=0, input_101=0, input_102=0, input_103=0, input_109=0, input_112=0, input_113=0, input_114=0, input_115=0, input_121=0, input_124=0, input_125=0, input_126=0, input_127=0, input_133=0, input_136=0, input_137=0, input_145=0, input_146=0, input_154=0, input_155=0, input_163=0, input_164=0, input_85=0, input_87=0, input_89=0, input_91=0, input_97=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_31=0, state_33=0, state_35=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_8=0, var_138=255, var_147=24, var_156=14, var_165=6, var_400=0, var_433=24, var_465=14, var_497=6, var_73=1, var_74=0, var_86=2, var_88=1, var_90=0] [L302] var_83 = var_83 & mask_SORT_1 [L303] SORT_1 bad_84_arg_0 = var_83; [L304] CALL __VERIFIER_assert(!(bad_84_arg_0)) [L21] COND TRUE !(cond) [L21] reach_error() - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 3161 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 28.2s, OverallIterations: 9, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 22.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.1s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 30138 SdHoareTripleChecker+Valid, 20.8s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 30138 mSDsluCounter, 100410 SdHoareTripleChecker+Invalid, 17.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 72014 mSDsCounter, 456 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 35840 IncrementalHoareTripleChecker+Invalid, 36296 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 456 mSolverCounterUnsat, 28396 mSDtfsCounter, 35840 mSolverCounterSat, 0.3s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 50 GetRequests, 23 SyntacticMatches, 0 SemanticMatches, 27 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=3291occurred in iteration=7, InterpolantAutomatonStates: 40, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.6s AutomataMinimizationTime, 8 MinimizatonAttempts, 7862 StatesRemovedByMinimization, 4 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.2s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 4.1s InterpolantComputationTime, 1296 NumberOfCodeBlocks, 1296 NumberOfCodeBlocksAsserted, 9 NumberOfCheckSat, 1140 ConstructedInterpolants, 0 QuantifiedInterpolants, 4504 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 8 InterpolantComputations, 8 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 [2024-11-16 11:14:10,786 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/11.0.12-open/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 ../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.lann.6.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 e3e79e7da330266ce56daf5234acad11488eb453b66f5074926d34ef16c39523 --- Real Ultimate output --- This is Ultimate 0.2.5-tmp.fs.icfgbuilder-eval-3289d67-m [2024-11-16 11:14:13,111 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-16 11:14:13,195 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2024-11-16 11:14:13,201 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-16 11:14:13,202 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-16 11:14:13,234 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-16 11:14:13,235 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-16 11:14:13,236 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-16 11:14:13,236 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-16 11:14:13,238 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-16 11:14:13,238 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-16 11:14:13,239 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-16 11:14:13,240 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-16 11:14:13,240 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-16 11:14:13,240 INFO L153 SettingsManager]: * Use SBE=true [2024-11-16 11:14:13,243 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-16 11:14:13,244 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-16 11:14:13,244 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-16 11:14:13,244 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-16 11:14:13,244 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-16 11:14:13,245 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-16 11:14:13,245 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-16 11:14:13,246 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-16 11:14:13,246 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-16 11:14:13,246 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-16 11:14:13,246 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-16 11:14:13,248 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-16 11:14:13,248 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-16 11:14:13,248 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-16 11:14:13,249 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-16 11:14:13,249 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-16 11:14:13,249 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-16 11:14:13,249 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-16 11:14:13,250 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-16 11:14:13,250 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-16 11:14:13,250 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2024-11-16 11:14:13,251 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-16 11:14:13,251 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-16 11:14:13,252 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-16 11:14:13,252 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-16 11:14:13,252 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-16 11:14:13,253 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e3e79e7da330266ce56daf5234acad11488eb453b66f5074926d34ef16c39523 [2024-11-16 11:14:13,577 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-16 11:14:13,597 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-16 11:14:13,601 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-16 11:14:13,602 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-16 11:14:13,603 INFO L274 PluginConnector]: CDTParser initialized [2024-11-16 11:14:13,604 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.lann.6.prop1-func-interl.c [2024-11-16 11:14:15,157 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-16 11:14:15,565 INFO L384 CDTParser]: Found 1 translation units. [2024-11-16 11:14:15,566 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.lann.6.prop1-func-interl.c [2024-11-16 11:14:15,591 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7d78edcfd/c8905f8de8c4458dbda3b32a8da0de11/FLAG70ca60224 [2024-11-16 11:14:15,606 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7d78edcfd/c8905f8de8c4458dbda3b32a8da0de11 [2024-11-16 11:14:15,610 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-16 11:14:15,612 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-16 11:14:15,613 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-16 11:14:15,614 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-16 11:14:15,619 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-16 11:14:15,620 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 11:14:15" (1/1) ... [2024-11-16 11:14:15,621 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@786511bd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:14:15, skipping insertion in model container [2024-11-16 11:14:15,621 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 11:14:15" (1/1) ... [2024-11-16 11:14:15,695 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-16 11:14:15,913 WARN L250 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.6.prop1-func-interl.c[1171,1184] [2024-11-16 11:14:16,296 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-16 11:14:16,308 INFO L200 MainTranslator]: Completed pre-run [2024-11-16 11:14:16,319 WARN L250 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.6.prop1-func-interl.c[1171,1184] [2024-11-16 11:14:16,482 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-16 11:14:16,499 INFO L204 MainTranslator]: Completed translation [2024-11-16 11:14:16,499 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:14:16 WrapperNode [2024-11-16 11:14:16,500 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-16 11:14:16,500 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-16 11:14:16,501 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-16 11:14:16,501 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-16 11:14:16,507 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:14:16" (1/1) ... [2024-11-16 11:14:16,558 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:14:16" (1/1) ... [2024-11-16 11:14:16,674 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 2438 [2024-11-16 11:14:16,675 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-16 11:14:16,676 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-16 11:14:16,703 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-16 11:14:16,703 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-16 11:14:16,723 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:14:16" (1/1) ... [2024-11-16 11:14:16,724 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:14:16" (1/1) ... [2024-11-16 11:14:16,739 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:14:16" (1/1) ... [2024-11-16 11:14:16,784 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]. [2024-11-16 11:14:16,785 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:14:16" (1/1) ... [2024-11-16 11:14:16,785 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:14:16" (1/1) ... [2024-11-16 11:14:16,837 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:14:16" (1/1) ... [2024-11-16 11:14:16,842 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:14:16" (1/1) ... [2024-11-16 11:14:16,851 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:14:16" (1/1) ... [2024-11-16 11:14:16,864 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:14:16" (1/1) ... [2024-11-16 11:14:16,881 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-16 11:14:16,882 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2024-11-16 11:14:16,882 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2024-11-16 11:14:16,882 INFO L274 PluginConnector]: IcfgBuilder initialized [2024-11-16 11:14:16,883 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:14:16" (1/1) ... [2024-11-16 11:14:16,888 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-16 11:14:16,929 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-16 11:14:16,945 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) [2024-11-16 11:14:16,951 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 [2024-11-16 11:14:16,989 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-16 11:14:16,989 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-11-16 11:14:16,989 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-16 11:14:16,989 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-16 11:14:17,440 INFO L256 CfgBuilder]: Building ICFG [2024-11-16 11:14:17,445 INFO L286 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-16 11:14:19,881 INFO L? ?]: Removed 117 outVars from TransFormulas that were not future-live. [2024-11-16 11:14:19,882 INFO L307 CfgBuilder]: Performing block encoding [2024-11-16 11:14:19,891 INFO L331 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-16 11:14:19,893 INFO L336 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-16 11:14:19,894 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 16.11 11:14:19 BoogieIcfgContainer [2024-11-16 11:14:19,894 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2024-11-16 11:14:19,897 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-16 11:14:19,897 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-16 11:14:19,900 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-16 11:14:19,900 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 16.11 11:14:15" (1/3) ... [2024-11-16 11:14:19,901 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@26665618 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.11 11:14:19, skipping insertion in model container [2024-11-16 11:14:19,901 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:14:16" (2/3) ... [2024-11-16 11:14:19,901 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@26665618 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.11 11:14:19, skipping insertion in model container [2024-11-16 11:14:19,901 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 16.11 11:14:19" (3/3) ... [2024-11-16 11:14:19,903 INFO L112 eAbstractionObserver]: Analyzing ICFG btor2c-lazyMod.lann.6.prop1-func-interl.c [2024-11-16 11:14:19,919 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-16 11:14:19,919 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-16 11:14:19,974 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-16 11:14:19,980 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;@4992c8a0, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-16 11:14:19,980 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-16 11:14:19,983 INFO L276 IsEmpty]: Start isEmpty. Operand has 13 states, 11 states have (on average 1.2727272727272727) internal successors, (14), 12 states have internal predecessors, (14), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 11:14:19,987 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-11-16 11:14:19,987 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 11:14:19,988 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1] [2024-11-16 11:14:19,988 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-16 11:14:19,992 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 11:14:19,993 INFO L85 PathProgramCache]: Analyzing trace with hash 1271070717, now seen corresponding path program 1 times [2024-11-16 11:14:20,003 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-11-16 11:14:20,004 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [119251680] [2024-11-16 11:14:20,004 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 11:14:20,004 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 [2024-11-16 11:14:20,004 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-11-16 11:14:20,008 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) [2024-11-16 11:14:20,022 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 [2024-11-16 11:14:20,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 11:14:20,525 INFO L255 TraceCheckSpWp]: Trace formula consists of 166 conjuncts, 43 conjuncts are in the unsatisfiable core [2024-11-16 11:14:20,549 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-16 11:14:20,974 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-16 11:14:20,974 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-16 11:14:20,975 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2024-11-16 11:14:20,975 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [119251680] [2024-11-16 11:14:20,975 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [119251680] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 11:14:20,976 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 11:14:20,976 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-16 11:14:20,977 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1812248267] [2024-11-16 11:14:20,978 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 11:14:20,981 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-16 11:14:20,981 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2024-11-16 11:14:21,003 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-16 11:14:21,003 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-16 11:14:21,005 INFO L87 Difference]: Start difference. First operand has 13 states, 11 states have (on average 1.2727272727272727) internal successors, (14), 12 states have internal predecessors, (14), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 4 states, 4 states have (on average 1.5) internal successors, (6), 4 states have internal predecessors, (6), 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) [2024-11-16 11:14:21,217 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 11:14:21,218 INFO L93 Difference]: Finished difference Result 22 states and 27 transitions. [2024-11-16 11:14:21,219 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-16 11:14:21,221 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 1.5) internal successors, (6), 4 states have internal predecessors, (6), 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 6 [2024-11-16 11:14:21,221 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 11:14:21,227 INFO L225 Difference]: With dead ends: 22 [2024-11-16 11:14:21,227 INFO L226 Difference]: Without dead ends: 11 [2024-11-16 11:14:21,230 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-16 11:14:21,233 INFO L432 NwaCegarLoop]: 5 mSDtfsCounter, 2 mSDsluCounter, 9 mSDsCounter, 0 mSdLazyCounter, 9 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 14 SdHoareTripleChecker+Invalid, 9 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 9 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-16 11:14:21,234 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 14 Invalid, 9 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 9 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-16 11:14:21,248 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11 states. [2024-11-16 11:14:21,255 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11 to 10. [2024-11-16 11:14:21,256 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10 states, 9 states have (on average 1.1111111111111112) internal successors, (10), 9 states have internal predecessors, (10), 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) [2024-11-16 11:14:21,256 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 10 transitions. [2024-11-16 11:14:21,257 INFO L78 Accepts]: Start accepts. Automaton has 10 states and 10 transitions. Word has length 6 [2024-11-16 11:14:21,257 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 11:14:21,257 INFO L471 AbstractCegarLoop]: Abstraction has 10 states and 10 transitions. [2024-11-16 11:14:21,258 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 1.5) internal successors, (6), 4 states have internal predecessors, (6), 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) [2024-11-16 11:14:21,258 INFO L276 IsEmpty]: Start isEmpty. Operand 10 states and 10 transitions. [2024-11-16 11:14:21,258 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-11-16 11:14:21,258 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 11:14:21,258 INFO L215 NwaCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1] [2024-11-16 11:14:21,263 INFO L540 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)] Forceful destruction successful, exit code 0 [2024-11-16 11:14:21,459 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 [2024-11-16 11:14:21,459 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-16 11:14:21,460 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 11:14:21,460 INFO L85 PathProgramCache]: Analyzing trace with hash 2061110753, now seen corresponding path program 1 times [2024-11-16 11:14:21,462 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-11-16 11:14:21,462 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1478899187] [2024-11-16 11:14:21,462 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 11:14:21,462 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 [2024-11-16 11:14:21,462 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-11-16 11:14:21,466 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) [2024-11-16 11:14:21,467 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 [2024-11-16 11:14:22,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 11:14:22,244 INFO L255 TraceCheckSpWp]: Trace formula consists of 262 conjuncts, 56 conjuncts are in the unsatisfiable core [2024-11-16 11:14:22,273 INFO L278 TraceCheckSpWp]: Computing forward predicates...