./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.bakery.5.prop1-func-interl.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 3061b6dc 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.bakery.5.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 a4aeb50633c970b4dd4145564fdceb711d387f3563b0b923401e62b26dcf89c7 --- Real Ultimate output --- This is Ultimate 0.2.5-tmp.dk.eval-assert-order-craig-3061b6d-m [2024-11-18 16:39:10,205 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-18 16:39:10,287 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2024-11-18 16:39:10,292 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-18 16:39:10,293 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-18 16:39:10,323 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-18 16:39:10,324 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-18 16:39:10,325 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-18 16:39:10,326 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-18 16:39:10,327 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-18 16:39:10,327 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-18 16:39:10,327 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-18 16:39:10,328 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-18 16:39:10,330 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-18 16:39:10,331 INFO L153 SettingsManager]: * Use SBE=true [2024-11-18 16:39:10,331 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-18 16:39:10,331 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-18 16:39:10,332 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-18 16:39:10,332 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-18 16:39:10,332 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-18 16:39:10,333 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-18 16:39:10,333 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-18 16:39:10,334 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-18 16:39:10,334 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-18 16:39:10,334 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-18 16:39:10,338 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-18 16:39:10,338 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-18 16:39:10,339 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-18 16:39:10,339 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-18 16:39:10,339 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-18 16:39:10,339 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-18 16:39:10,340 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-18 16:39:10,340 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-18 16:39:10,340 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-18 16:39:10,340 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-18 16:39:10,341 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-18 16:39:10,341 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-18 16:39:10,342 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-18 16:39:10,343 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-18 16:39:10,343 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a4aeb50633c970b4dd4145564fdceb711d387f3563b0b923401e62b26dcf89c7 [2024-11-18 16:39:10,639 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-18 16:39:10,664 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-18 16:39:10,666 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-18 16:39:10,668 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-18 16:39:10,669 INFO L274 PluginConnector]: CDTParser initialized [2024-11-18 16:39:10,670 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.bakery.5.prop1-func-interl.c [2024-11-18 16:39:12,130 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-18 16:39:12,476 INFO L384 CDTParser]: Found 1 translation units. [2024-11-18 16:39:12,476 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.bakery.5.prop1-func-interl.c [2024-11-18 16:39:12,509 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4a69591b6/8cc4bd1a00f9437fa3bc82757d484b43/FLAGf804ccc26 [2024-11-18 16:39:12,733 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4a69591b6/8cc4bd1a00f9437fa3bc82757d484b43 [2024-11-18 16:39:12,737 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-18 16:39:12,742 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-18 16:39:12,751 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-18 16:39:12,751 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-18 16:39:12,761 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-18 16:39:12,762 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 04:39:12" (1/1) ... [2024-11-18 16:39:12,766 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@22286e5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:39:12, skipping insertion in model container [2024-11-18 16:39:12,766 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 04:39:12" (1/1) ... [2024-11-18 16:39:12,888 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-18 16:39:13,235 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.bakery.5.prop1-func-interl.c[1173,1186] [2024-11-18 16:39:13,693 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-18 16:39:13,704 INFO L200 MainTranslator]: Completed pre-run [2024-11-18 16:39:13,716 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.bakery.5.prop1-func-interl.c[1173,1186] [2024-11-18 16:39:13,994 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-18 16:39:14,011 INFO L204 MainTranslator]: Completed translation [2024-11-18 16:39:14,012 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:39:14 WrapperNode [2024-11-18 16:39:14,012 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-18 16:39:14,013 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-18 16:39:14,013 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-18 16:39:14,013 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-18 16:39:14,021 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:39:14" (1/1) ... [2024-11-18 16:39:14,113 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:39:14" (1/1) ... [2024-11-18 16:39:15,256 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 6989 [2024-11-18 16:39:15,257 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-18 16:39:15,257 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-18 16:39:15,258 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-18 16:39:15,258 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-18 16:39:15,269 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:39:14" (1/1) ... [2024-11-18 16:39:15,269 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:39:14" (1/1) ... [2024-11-18 16:39:15,518 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:39:14" (1/1) ... [2024-11-18 16:39:15,812 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]. [2024-11-18 16:39:15,813 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:39:14" (1/1) ... [2024-11-18 16:39:15,813 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:39:14" (1/1) ... [2024-11-18 16:39:16,050 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:39:14" (1/1) ... [2024-11-18 16:39:16,104 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:39:14" (1/1) ... [2024-11-18 16:39:16,155 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:39:14" (1/1) ... [2024-11-18 16:39:16,197 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:39:14" (1/1) ... [2024-11-18 16:39:16,355 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-18 16:39:16,357 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-18 16:39:16,357 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-18 16:39:16,357 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-18 16:39:16,358 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:39:14" (1/1) ... [2024-11-18 16:39:16,365 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-18 16:39:16,377 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-18 16:39:16,393 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) [2024-11-18 16:39:16,403 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 [2024-11-18 16:39:16,480 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-18 16:39:16,480 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-18 16:39:16,480 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-18 16:39:16,480 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-18 16:39:16,914 INFO L238 CfgBuilder]: Building ICFG [2024-11-18 16:39:16,916 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-18 16:39:25,490 INFO L? ?]: Removed 3943 outVars from TransFormulas that were not future-live. [2024-11-18 16:39:25,491 INFO L287 CfgBuilder]: Performing block encoding [2024-11-18 16:39:25,619 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-18 16:39:25,620 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-18 16:39:25,620 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 04:39:25 BoogieIcfgContainer [2024-11-18 16:39:25,620 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-18 16:39:25,628 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-18 16:39:25,628 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-18 16:39:25,636 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-18 16:39:25,636 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.11 04:39:12" (1/3) ... [2024-11-18 16:39:25,637 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@469df697 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 04:39:25, skipping insertion in model container [2024-11-18 16:39:25,637 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:39:14" (2/3) ... [2024-11-18 16:39:25,638 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@469df697 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 04:39:25, skipping insertion in model container [2024-11-18 16:39:25,638 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 04:39:25" (3/3) ... [2024-11-18 16:39:25,639 INFO L112 eAbstractionObserver]: Analyzing ICFG btor2c-lazyMod.bakery.5.prop1-func-interl.c [2024-11-18 16:39:25,679 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-18 16:39:25,683 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-18 16:39:25,949 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-18 16:39:25,966 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;@b8f67b, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-18 16:39:25,967 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-18 16:39:25,991 INFO L276 IsEmpty]: Start isEmpty. Operand has 2390 states, 2388 states have (on average 1.4995812395309882) internal successors, (3581), 2389 states have internal predecessors, (3581), 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) [2024-11-18 16:39:26,023 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2024-11-18 16:39:26,024 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 16:39:26,025 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] [2024-11-18 16:39:26,030 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-18 16:39:26,039 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 16:39:26,040 INFO L85 PathProgramCache]: Analyzing trace with hash 1094113718, now seen corresponding path program 1 times [2024-11-18 16:39:26,060 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-18 16:39:26,061 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2021112400] [2024-11-18 16:39:26,061 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 16:39:26,062 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-18 16:39:26,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 16:39:28,021 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-18 16:39:28,022 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-18 16:39:28,022 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2021112400] [2024-11-18 16:39:28,023 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2021112400] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-18 16:39:28,023 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-18 16:39:28,023 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-18 16:39:28,025 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1952187192] [2024-11-18 16:39:28,026 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-18 16:39:28,030 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-18 16:39:28,031 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-18 16:39:28,094 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-18 16:39:28,099 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-18 16:39:28,110 INFO L87 Difference]: Start difference. First operand has 2390 states, 2388 states have (on average 1.4995812395309882) internal successors, (3581), 2389 states have internal predecessors, (3581), 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 5 states, 5 states have (on average 27.4) internal successors, (137), 5 states have internal predecessors, (137), 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) [2024-11-18 16:39:31,168 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-18 16:39:31,168 INFO L93 Difference]: Finished difference Result 6852 states and 10273 transitions. [2024-11-18 16:39:31,170 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-18 16:39:31,172 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 27.4) internal successors, (137), 5 states have internal predecessors, (137), 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 137 [2024-11-18 16:39:31,173 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-18 16:39:31,214 INFO L225 Difference]: With dead ends: 6852 [2024-11-18 16:39:31,214 INFO L226 Difference]: Without dead ends: 4612 [2024-11-18 16:39:31,227 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2024-11-18 16:39:31,232 INFO L432 NwaCegarLoop]: 2771 mSDtfsCounter, 3432 mSDsluCounter, 8150 mSDsCounter, 0 mSdLazyCounter, 3164 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3432 SdHoareTripleChecker+Valid, 10921 SdHoareTripleChecker+Invalid, 3165 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 3164 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.8s IncrementalHoareTripleChecker+Time [2024-11-18 16:39:31,233 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [3432 Valid, 10921 Invalid, 3165 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1 Valid, 3164 Invalid, 0 Unknown, 0 Unchecked, 2.8s Time] [2024-11-18 16:39:31,260 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4612 states. [2024-11-18 16:39:31,364 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4612 to 2490. [2024-11-18 16:39:31,371 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2490 states, 2489 states have (on average 1.4985938127762153) internal successors, (3730), 2489 states have internal predecessors, (3730), 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) [2024-11-18 16:39:31,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2490 states to 2490 states and 3730 transitions. [2024-11-18 16:39:31,381 INFO L78 Accepts]: Start accepts. Automaton has 2490 states and 3730 transitions. Word has length 137 [2024-11-18 16:39:31,381 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-18 16:39:31,383 INFO L471 AbstractCegarLoop]: Abstraction has 2490 states and 3730 transitions. [2024-11-18 16:39:31,383 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 27.4) internal successors, (137), 5 states have internal predecessors, (137), 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) [2024-11-18 16:39:31,384 INFO L276 IsEmpty]: Start isEmpty. Operand 2490 states and 3730 transitions. [2024-11-18 16:39:31,390 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2024-11-18 16:39:31,390 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 16:39:31,391 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] [2024-11-18 16:39:31,391 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-18 16:39:31,392 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-18 16:39:31,393 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 16:39:31,393 INFO L85 PathProgramCache]: Analyzing trace with hash -978873453, now seen corresponding path program 1 times [2024-11-18 16:39:31,393 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-18 16:39:31,393 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1055077014] [2024-11-18 16:39:31,394 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 16:39:31,394 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-18 16:39:31,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 16:39:31,865 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-18 16:39:31,866 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-18 16:39:31,867 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1055077014] [2024-11-18 16:39:31,867 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1055077014] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-18 16:39:31,867 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-18 16:39:31,867 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-18 16:39:31,868 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2119324839] [2024-11-18 16:39:31,868 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-18 16:39:31,870 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-18 16:39:31,871 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-18 16:39:31,872 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-18 16:39:31,873 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-18 16:39:31,873 INFO L87 Difference]: Start difference. First operand 2490 states and 3730 transitions. Second operand has 4 states, 4 states have (on average 34.75) internal successors, (139), 4 states have internal predecessors, (139), 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) [2024-11-18 16:39:31,927 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-18 16:39:31,928 INFO L93 Difference]: Finished difference Result 2494 states and 3734 transitions. [2024-11-18 16:39:31,928 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-18 16:39:31,929 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 34.75) internal successors, (139), 4 states have internal predecessors, (139), 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 139 [2024-11-18 16:39:31,929 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-18 16:39:31,940 INFO L225 Difference]: With dead ends: 2494 [2024-11-18 16:39:31,941 INFO L226 Difference]: Without dead ends: 2492 [2024-11-18 16:39:31,943 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 [2024-11-18 16:39:31,944 INFO L432 NwaCegarLoop]: 3575 mSDtfsCounter, 0 mSDsluCounter, 7144 mSDsCounter, 0 mSdLazyCounter, 11 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 10719 SdHoareTripleChecker+Invalid, 11 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 11 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-18 16:39:31,946 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 10719 Invalid, 11 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 11 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-18 16:39:31,950 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2492 states. [2024-11-18 16:39:31,978 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2492 to 2492. [2024-11-18 16:39:31,982 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2492 states, 2491 states have (on average 1.4981934965877157) internal successors, (3732), 2491 states have internal predecessors, (3732), 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) [2024-11-18 16:39:31,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2492 states to 2492 states and 3732 transitions. [2024-11-18 16:39:31,990 INFO L78 Accepts]: Start accepts. Automaton has 2492 states and 3732 transitions. Word has length 139 [2024-11-18 16:39:31,992 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-18 16:39:31,992 INFO L471 AbstractCegarLoop]: Abstraction has 2492 states and 3732 transitions. [2024-11-18 16:39:31,993 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 34.75) internal successors, (139), 4 states have internal predecessors, (139), 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) [2024-11-18 16:39:31,993 INFO L276 IsEmpty]: Start isEmpty. Operand 2492 states and 3732 transitions. [2024-11-18 16:39:31,996 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2024-11-18 16:39:31,998 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 16:39:31,998 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] [2024-11-18 16:39:31,999 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-18 16:39:31,999 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-18 16:39:31,999 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 16:39:31,999 INFO L85 PathProgramCache]: Analyzing trace with hash -278609960, now seen corresponding path program 1 times [2024-11-18 16:39:32,003 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-18 16:39:32,003 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2116634857] [2024-11-18 16:39:32,003 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 16:39:32,004 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-18 16:39:32,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 16:39:32,325 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-18 16:39:32,326 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-18 16:39:32,326 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2116634857] [2024-11-18 16:39:32,326 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2116634857] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-18 16:39:32,327 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-18 16:39:32,327 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-18 16:39:32,327 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [826406765] [2024-11-18 16:39:32,327 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-18 16:39:32,328 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-18 16:39:32,328 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-18 16:39:32,329 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-18 16:39:32,329 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-18 16:39:32,329 INFO L87 Difference]: Start difference. First operand 2492 states and 3732 transitions. 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) [2024-11-18 16:39:32,423 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-18 16:39:32,423 INFO L93 Difference]: Finished difference Result 4733 states and 7090 transitions. [2024-11-18 16:39:32,424 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-18 16:39:32,424 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 [2024-11-18 16:39:32,425 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-18 16:39:32,434 INFO L225 Difference]: With dead ends: 4733 [2024-11-18 16:39:32,435 INFO L226 Difference]: Without dead ends: 2494 [2024-11-18 16:39:32,438 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 [2024-11-18 16:39:32,440 INFO L432 NwaCegarLoop]: 3575 mSDtfsCounter, 0 mSDsluCounter, 7140 mSDsCounter, 0 mSdLazyCounter, 15 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 10715 SdHoareTripleChecker+Invalid, 15 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 15 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-18 16:39:32,440 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 10715 Invalid, 15 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 15 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-18 16:39:32,445 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2494 states. [2024-11-18 16:39:32,484 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2494 to 2494. [2024-11-18 16:39:32,489 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2494 states, 2493 states have (on average 1.49779382270357) internal successors, (3734), 2493 states have internal predecessors, (3734), 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) [2024-11-18 16:39:32,497 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2494 states to 2494 states and 3734 transitions. [2024-11-18 16:39:32,498 INFO L78 Accepts]: Start accepts. Automaton has 2494 states and 3734 transitions. Word has length 140 [2024-11-18 16:39:32,498 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-18 16:39:32,498 INFO L471 AbstractCegarLoop]: Abstraction has 2494 states and 3734 transitions. [2024-11-18 16:39:32,499 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) [2024-11-18 16:39:32,499 INFO L276 IsEmpty]: Start isEmpty. Operand 2494 states and 3734 transitions. [2024-11-18 16:39:32,500 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2024-11-18 16:39:32,500 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 16:39:32,501 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] [2024-11-18 16:39:32,501 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-18 16:39:32,501 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-18 16:39:32,502 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 16:39:32,502 INFO L85 PathProgramCache]: Analyzing trace with hash -1144939252, now seen corresponding path program 1 times [2024-11-18 16:39:32,502 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-18 16:39:32,502 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1693430729] [2024-11-18 16:39:32,503 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 16:39:32,503 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-18 16:39:32,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 16:39:32,807 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-18 16:39:32,807 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-18 16:39:32,807 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1693430729] [2024-11-18 16:39:32,808 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1693430729] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-18 16:39:32,808 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-18 16:39:32,808 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-18 16:39:32,808 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1264486802] [2024-11-18 16:39:32,808 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-18 16:39:32,809 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-18 16:39:32,809 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-18 16:39:32,809 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-18 16:39:32,810 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-11-18 16:39:32,810 INFO L87 Difference]: Start difference. First operand 2494 states and 3734 transitions. Second operand has 5 states, 5 states have (on average 28.2) internal successors, (141), 5 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) [2024-11-18 16:39:34,348 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-18 16:39:34,349 INFO L93 Difference]: Finished difference Result 4739 states and 7097 transitions. [2024-11-18 16:39:34,349 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-18 16:39:34,350 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 28.2) internal successors, (141), 5 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 [2024-11-18 16:39:34,350 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-18 16:39:34,360 INFO L225 Difference]: With dead ends: 4739 [2024-11-18 16:39:34,360 INFO L226 Difference]: Without dead ends: 2498 [2024-11-18 16:39:34,367 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-11-18 16:39:34,369 INFO L432 NwaCegarLoop]: 3569 mSDtfsCounter, 4 mSDsluCounter, 9075 mSDsCounter, 0 mSdLazyCounter, 1654 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4 SdHoareTripleChecker+Valid, 12644 SdHoareTripleChecker+Invalid, 1654 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1654 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2024-11-18 16:39:34,370 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [4 Valid, 12644 Invalid, 1654 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1654 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2024-11-18 16:39:34,376 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2498 states. [2024-11-18 16:39:34,416 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2498 to 2496. [2024-11-18 16:39:34,420 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2496 states, 2495 states have (on average 1.4973947895791584) internal successors, (3736), 2495 states have internal predecessors, (3736), 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) [2024-11-18 16:39:34,429 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2496 states to 2496 states and 3736 transitions. [2024-11-18 16:39:34,429 INFO L78 Accepts]: Start accepts. Automaton has 2496 states and 3736 transitions. Word has length 141 [2024-11-18 16:39:34,430 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-18 16:39:34,430 INFO L471 AbstractCegarLoop]: Abstraction has 2496 states and 3736 transitions. [2024-11-18 16:39:34,430 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 28.2) internal successors, (141), 5 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) [2024-11-18 16:39:34,430 INFO L276 IsEmpty]: Start isEmpty. Operand 2496 states and 3736 transitions. [2024-11-18 16:39:34,431 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2024-11-18 16:39:34,432 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 16:39:34,432 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] [2024-11-18 16:39:34,432 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-18 16:39:34,432 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-18 16:39:34,432 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 16:39:34,433 INFO L85 PathProgramCache]: Analyzing trace with hash -224490785, now seen corresponding path program 1 times [2024-11-18 16:39:34,433 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-18 16:39:34,433 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1846750116] [2024-11-18 16:39:34,433 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 16:39:34,433 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-18 16:39:34,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 16:39:34,949 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-18 16:39:34,950 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-18 16:39:34,950 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1846750116] [2024-11-18 16:39:34,951 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1846750116] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-18 16:39:34,952 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-18 16:39:34,952 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-18 16:39:34,952 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1720639546] [2024-11-18 16:39:34,952 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-18 16:39:34,953 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-18 16:39:34,953 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-18 16:39:34,955 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-18 16:39:34,955 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-18 16:39:34,955 INFO L87 Difference]: Start difference. First operand 2496 states and 3736 transitions. Second operand has 5 states, 5 states have (on average 28.4) internal successors, (142), 5 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) [2024-11-18 16:39:36,507 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-18 16:39:36,508 INFO L93 Difference]: Finished difference Result 4739 states and 7095 transitions. [2024-11-18 16:39:36,508 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-18 16:39:36,508 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 28.4) internal successors, (142), 5 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 [2024-11-18 16:39:36,509 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-18 16:39:36,518 INFO L225 Difference]: With dead ends: 4739 [2024-11-18 16:39:36,518 INFO L226 Difference]: Without dead ends: 2496 [2024-11-18 16:39:36,522 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 [2024-11-18 16:39:36,524 INFO L432 NwaCegarLoop]: 2761 mSDtfsCounter, 3444 mSDsluCounter, 5511 mSDsCounter, 0 mSdLazyCounter, 2444 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3444 SdHoareTripleChecker+Valid, 8272 SdHoareTripleChecker+Invalid, 2445 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 2444 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2024-11-18 16:39:36,525 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [3444 Valid, 8272 Invalid, 2445 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 2444 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2024-11-18 16:39:36,530 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2496 states. [2024-11-18 16:39:36,564 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2496 to 2494. [2024-11-18 16:39:36,568 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2494 states, 2493 states have (on average 1.4969915764139592) internal successors, (3732), 2493 states have internal predecessors, (3732), 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) [2024-11-18 16:39:36,573 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2494 states to 2494 states and 3732 transitions. [2024-11-18 16:39:36,573 INFO L78 Accepts]: Start accepts. Automaton has 2494 states and 3732 transitions. Word has length 142 [2024-11-18 16:39:36,573 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-18 16:39:36,573 INFO L471 AbstractCegarLoop]: Abstraction has 2494 states and 3732 transitions. [2024-11-18 16:39:36,574 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 28.4) internal successors, (142), 5 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) [2024-11-18 16:39:36,574 INFO L276 IsEmpty]: Start isEmpty. Operand 2494 states and 3732 transitions. [2024-11-18 16:39:36,577 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2024-11-18 16:39:36,577 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 16:39:36,577 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] [2024-11-18 16:39:36,578 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-11-18 16:39:36,578 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-18 16:39:36,578 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 16:39:36,579 INFO L85 PathProgramCache]: Analyzing trace with hash 1950067401, now seen corresponding path program 1 times [2024-11-18 16:39:36,579 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-18 16:39:36,579 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1462157618] [2024-11-18 16:39:36,579 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 16:39:36,579 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-18 16:39:36,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-18 16:39:36,666 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-18 16:39:36,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-18 16:39:36,818 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-18 16:39:36,819 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-11-18 16:39:36,820 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-11-18 16:39:36,822 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-11-18 16:39:36,825 INFO L407 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1] [2024-11-18 16:39:36,945 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-18 16:39:36,950 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 18.11 04:39:36 BoogieIcfgContainer [2024-11-18 16:39:36,950 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-18 16:39:36,951 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-18 16:39:36,951 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-18 16:39:36,951 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-18 16:39:36,951 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 04:39:25" (3/4) ... [2024-11-18 16:39:36,956 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-18 16:39:36,957 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-18 16:39:36,957 INFO L158 Benchmark]: Toolchain (without parser) took 24215.22ms. Allocated memory was 178.3MB in the beginning and 1.6GB in the end (delta: 1.4GB). Free memory was 118.5MB in the beginning and 1.1GB in the end (delta: -1.0GB). Peak memory consumption was 433.9MB. Max. memory is 16.1GB. [2024-11-18 16:39:36,958 INFO L158 Benchmark]: CDTParser took 0.27ms. Allocated memory is still 178.3MB. Free memory is still 142.9MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-18 16:39:36,958 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1261.16ms. Allocated memory was 178.3MB in the beginning and 270.5MB in the end (delta: 92.3MB). Free memory was 118.0MB in the beginning and 197.5MB in the end (delta: -79.4MB). Peak memory consumption was 110.6MB. Max. memory is 16.1GB. [2024-11-18 16:39:36,958 INFO L158 Benchmark]: Boogie Procedure Inliner took 1243.87ms. Allocated memory is still 270.5MB. Free memory was 197.5MB in the beginning and 110.4MB in the end (delta: 87.0MB). Peak memory consumption was 184.9MB. Max. memory is 16.1GB. [2024-11-18 16:39:36,958 INFO L158 Benchmark]: Boogie Preprocessor took 1097.44ms. Allocated memory was 270.5MB in the beginning and 545.3MB in the end (delta: 274.7MB). Free memory was 110.4MB in the beginning and 327.0MB in the end (delta: -216.6MB). Peak memory consumption was 67.2MB. Max. memory is 16.1GB. [2024-11-18 16:39:36,959 INFO L158 Benchmark]: RCFGBuilder took 9263.80ms. Allocated memory was 545.3MB in the beginning and 1.6GB in the end (delta: 1.1GB). Free memory was 327.0MB in the beginning and 1.1GB in the end (delta: -762.4MB). Peak memory consumption was 345.9MB. Max. memory is 16.1GB. [2024-11-18 16:39:36,959 INFO L158 Benchmark]: TraceAbstraction took 11322.01ms. Allocated memory is still 1.6GB. Free memory was 1.1GB in the beginning and 1.1GB in the end (delta: -45.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-18 16:39:36,959 INFO L158 Benchmark]: Witness Printer took 6.31ms. Allocated memory is still 1.6GB. Free memory is still 1.1GB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-18 16:39:36,960 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27ms. Allocated memory is still 178.3MB. Free memory is still 142.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1261.16ms. Allocated memory was 178.3MB in the beginning and 270.5MB in the end (delta: 92.3MB). Free memory was 118.0MB in the beginning and 197.5MB in the end (delta: -79.4MB). Peak memory consumption was 110.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 1243.87ms. Allocated memory is still 270.5MB. Free memory was 197.5MB in the beginning and 110.4MB in the end (delta: 87.0MB). Peak memory consumption was 184.9MB. Max. memory is 16.1GB. * Boogie Preprocessor took 1097.44ms. Allocated memory was 270.5MB in the beginning and 545.3MB in the end (delta: 274.7MB). Free memory was 110.4MB in the beginning and 327.0MB in the end (delta: -216.6MB). Peak memory consumption was 67.2MB. Max. memory is 16.1GB. * RCFGBuilder took 9263.80ms. Allocated memory was 545.3MB in the beginning and 1.6GB in the end (delta: 1.1GB). Free memory was 327.0MB in the beginning and 1.1GB in the end (delta: -762.4MB). Peak memory consumption was 345.9MB. Max. memory is 16.1GB. * TraceAbstraction took 11322.01ms. Allocated memory is still 1.6GB. Free memory was 1.1GB in the beginning and 1.1GB in the end (delta: -45.1MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 6.31ms. Allocated memory is still 1.6GB. 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 289. 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_38 = 0; [L40] const SORT_4 var_81 = 1; [L41] const SORT_4 var_82 = 0; [L42] const SORT_2 var_94 = 0; [L43] const SORT_2 var_96 = 1; [L44] const SORT_3 var_116 = 0; [L45] const SORT_2 var_158 = 2; [L46] const SORT_4 var_306 = 4; [L47] const SORT_2 var_318 = 4; [L48] const SORT_4 var_320 = 7; [L49] const SORT_4 var_425 = 2; [L50] const SORT_4 var_469 = 3; [L52] SORT_1 input_93; [L53] SORT_1 input_95; [L54] SORT_1 input_100; [L55] SORT_1 input_101; [L56] SORT_1 input_105; [L57] SORT_1 input_106; [L58] SORT_1 input_110; [L59] SORT_1 input_111; [L60] SORT_1 input_115; [L61] SORT_1 input_123; [L62] SORT_1 input_130; [L63] SORT_1 input_137; [L64] SORT_1 input_144; [L65] SORT_1 input_148; [L66] SORT_1 input_149; [L67] SORT_1 input_166; [L68] SORT_1 input_170; [L69] SORT_1 input_171; [L70] SORT_1 input_187; [L71] SORT_1 input_191; [L72] SORT_1 input_192; [L73] SORT_1 input_208; [L74] SORT_1 input_212; [L75] SORT_1 input_213; [L76] SORT_1 input_236; [L77] SORT_1 input_239; [L78] SORT_1 input_255; [L79] SORT_1 input_258; [L80] SORT_1 input_274; [L81] SORT_1 input_277; [L82] SORT_1 input_293; [L83] SORT_1 input_296; [L85] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_116=0, var_158=2, var_306=4, var_318=4, var_320=7, var_38=0, var_425=2, var_469=3, var_5=0, var_81=1, var_82=0, var_94=0, var_96=1] [L85] SORT_2 state_6 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L86] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_116=0, var_158=2, var_306=4, var_318=4, var_320=7, var_38=0, var_425=2, var_469=3, var_5=0, var_81=1, var_82=0, var_94=0, var_96=1] [L86] SORT_2 state_8 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L87] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_116=0, var_158=2, var_306=4, var_318=4, var_320=7, var_38=0, var_425=2, var_469=3, var_5=0, var_81=1, var_82=0, var_94=0, var_96=1] [L87] SORT_2 state_10 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L88] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_116=0, var_158=2, var_306=4, var_318=4, var_320=7, var_38=0, var_425=2, var_469=3, var_5=0, var_81=1, var_82=0, var_94=0, var_96=1] [L88] SORT_2 state_12 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L89] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_116=0, var_158=2, var_306=4, var_318=4, var_320=7, var_38=0, var_425=2, var_469=3, var_5=0, var_81=1, var_82=0, var_94=0, var_96=1] [L89] SORT_2 state_14 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L90] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_116=0, var_158=2, var_306=4, var_318=4, var_320=7, var_38=0, var_425=2, var_469=3, var_5=0, var_81=1, var_82=0, var_94=0, var_96=1] [L90] SORT_2 state_16 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L91] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_116=0, var_158=2, var_306=4, var_318=4, var_320=7, var_38=0, var_425=2, var_469=3, var_5=0, var_81=1, var_82=0, var_94=0, var_96=1] [L91] SORT_2 state_18 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L92] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_116=0, var_158=2, var_306=4, var_318=4, var_320=7, var_38=0, var_425=2, var_469=3, var_5=0, var_81=1, var_82=0, var_94=0, var_96=1] [L92] SORT_2 state_20 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L93] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_116=0, var_158=2, var_306=4, var_318=4, var_320=7, var_38=0, var_425=2, var_469=3, var_5=0, var_81=1, var_82=0, var_94=0, var_96=1] [L93] SORT_2 state_22 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L94] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_116=0, var_158=2, var_306=4, var_318=4, var_320=7, var_38=0, var_425=2, var_469=3, var_5=0, var_81=1, var_82=0, var_94=0, var_96=1] [L94] SORT_2 state_24 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L95] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_116=0, var_158=2, var_306=4, var_318=4, var_320=7, var_38=0, var_425=2, var_469=3, var_5=0, var_81=1, var_82=0, var_94=0, var_96=1] [L95] SORT_2 state_26 = __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_116=0, var_158=2, var_306=4, var_318=4, var_320=7, var_38=0, var_425=2, var_469=3, var_5=0, var_81=1, var_82=0, var_94=0, var_96=1] [L96] SORT_2 state_28 = __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_116=0, var_158=2, var_306=4, var_318=4, var_320=7, var_38=0, var_425=2, var_469=3, var_5=0, var_81=1, var_82=0, var_94=0, var_96=1] [L97] SORT_2 state_30 = __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_116=0, var_158=2, var_306=4, var_318=4, var_320=7, var_38=0, var_425=2, var_469=3, var_5=0, var_81=1, var_82=0, var_94=0, var_96=1] [L98] SORT_2 state_32 = __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_116=0, var_158=2, var_306=4, var_318=4, var_320=7, var_38=0, var_425=2, var_469=3, var_5=0, var_81=1, var_82=0, var_94=0, var_96=1] [L99] SORT_2 state_34 = __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_116=0, var_158=2, var_306=4, var_318=4, var_320=7, var_38=0, var_425=2, var_469=3, var_5=0, var_81=1, var_82=0, var_94=0, var_96=1] [L100] SORT_2 state_36 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L101] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_116=0, var_158=2, var_306=4, var_318=4, var_320=7, var_38=0, var_425=2, var_469=3, var_5=0, var_81=1, var_82=0, var_94=0, var_96=1] [L101] SORT_1 state_39 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L102] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_116=0, var_158=2, var_306=4, var_318=4, var_320=7, var_38=0, var_425=2, var_469=3, var_5=0, var_81=1, var_82=0, var_94=0, var_96=1] [L102] SORT_1 state_41 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L103] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_116=0, var_158=2, var_306=4, var_318=4, var_320=7, var_38=0, var_425=2, var_469=3, var_5=0, var_81=1, var_82=0, var_94=0, var_96=1] [L103] SORT_1 state_43 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L104] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_116=0, var_158=2, var_306=4, var_318=4, var_320=7, var_38=0, var_425=2, var_469=3, var_5=0, var_81=1, var_82=0, var_94=0, var_96=1] [L104] SORT_1 state_45 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L105] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_116=0, var_158=2, var_306=4, var_318=4, var_320=7, var_38=0, var_425=2, var_469=3, var_5=0, var_81=1, var_82=0, var_94=0, var_96=1] [L105] SORT_1 state_47 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L106] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_116=0, var_158=2, var_306=4, var_318=4, var_320=7, var_38=0, var_425=2, var_469=3, var_5=0, var_81=1, var_82=0, var_94=0, var_96=1] [L106] SORT_1 state_49 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L107] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_116=0, var_158=2, var_306=4, var_318=4, var_320=7, var_38=0, var_425=2, var_469=3, var_5=0, var_81=1, var_82=0, var_94=0, var_96=1] [L107] SORT_1 state_51 = __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_116=0, var_158=2, var_306=4, var_318=4, var_320=7, var_38=0, var_425=2, var_469=3, var_5=0, var_81=1, var_82=0, var_94=0, var_96=1] [L108] SORT_1 state_53 = __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_116=0, var_158=2, var_306=4, var_318=4, var_320=7, var_38=0, var_425=2, var_469=3, var_5=0, var_81=1, var_82=0, var_94=0, var_96=1] [L109] SORT_1 state_55 = __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_116=0, var_158=2, var_306=4, var_318=4, var_320=7, var_38=0, var_425=2, var_469=3, var_5=0, var_81=1, var_82=0, var_94=0, var_96=1] [L110] SORT_1 state_57 = __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_116=0, var_158=2, var_306=4, var_318=4, var_320=7, var_38=0, var_425=2, var_469=3, var_5=0, var_81=1, var_82=0, var_94=0, var_96=1] [L111] SORT_1 state_59 = __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_116=0, var_158=2, var_306=4, var_318=4, var_320=7, var_38=0, var_425=2, var_469=3, var_5=0, var_81=1, var_82=0, var_94=0, var_96=1] [L112] SORT_1 state_61 = __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_116=0, var_158=2, var_306=4, var_318=4, var_320=7, var_38=0, var_425=2, var_469=3, var_5=0, var_81=1, var_82=0, var_94=0, var_96=1] [L113] SORT_1 state_63 = __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_116=0, var_158=2, var_306=4, var_318=4, var_320=7, var_38=0, var_425=2, var_469=3, var_5=0, var_81=1, var_82=0, var_94=0, var_96=1] [L114] SORT_1 state_65 = __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_116=0, var_158=2, var_306=4, var_318=4, var_320=7, var_38=0, var_425=2, var_469=3, var_5=0, var_81=1, var_82=0, var_94=0, var_96=1] [L115] SORT_1 state_67 = __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_116=0, var_158=2, var_306=4, var_318=4, var_320=7, var_38=0, var_425=2, var_469=3, var_5=0, var_81=1, var_82=0, var_94=0, var_96=1] [L116] SORT_1 state_69 = __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_116=0, var_158=2, var_306=4, var_318=4, var_320=7, var_38=0, var_425=2, var_469=3, var_5=0, var_81=1, var_82=0, var_94=0, var_96=1] [L117] SORT_1 state_71 = __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_116=0, var_158=2, var_306=4, var_318=4, var_320=7, var_38=0, var_425=2, var_469=3, var_5=0, var_81=1, var_82=0, var_94=0, var_96=1] [L118] SORT_1 state_73 = __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_116=0, var_158=2, var_306=4, var_318=4, var_320=7, var_38=0, var_425=2, var_469=3, var_5=0, var_81=1, var_82=0, var_94=0, var_96=1] [L119] SORT_1 state_75 = __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_116=0, var_158=2, var_306=4, var_318=4, var_320=7, var_38=0, var_425=2, var_469=3, var_5=0, var_81=1, var_82=0, var_94=0, var_96=1] [L120] SORT_1 state_77 = __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_116=0, var_158=2, var_306=4, var_318=4, var_320=7, var_38=0, var_425=2, var_469=3, var_5=0, var_81=1, var_82=0, var_94=0, var_96=1] [L121] SORT_1 state_79 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L123] SORT_2 init_7_arg_1 = var_5; [L124] state_6 = init_7_arg_1 [L125] SORT_2 init_9_arg_1 = var_5; [L126] state_8 = init_9_arg_1 [L127] SORT_2 init_11_arg_1 = var_5; [L128] state_10 = init_11_arg_1 [L129] SORT_2 init_13_arg_1 = var_5; [L130] state_12 = init_13_arg_1 [L131] SORT_2 init_15_arg_1 = var_5; [L132] state_14 = init_15_arg_1 [L133] SORT_2 init_17_arg_1 = var_5; [L134] state_16 = init_17_arg_1 [L135] SORT_2 init_19_arg_1 = var_5; [L136] state_18 = init_19_arg_1 [L137] SORT_2 init_21_arg_1 = var_5; [L138] state_20 = init_21_arg_1 [L139] SORT_2 init_23_arg_1 = var_5; [L140] state_22 = init_23_arg_1 [L141] SORT_2 init_25_arg_1 = var_5; [L142] state_24 = init_25_arg_1 [L143] SORT_2 init_27_arg_1 = var_5; [L144] state_26 = init_27_arg_1 [L145] SORT_2 init_29_arg_1 = var_5; [L146] state_28 = init_29_arg_1 [L147] SORT_2 init_31_arg_1 = var_5; [L148] state_30 = init_31_arg_1 [L149] SORT_2 init_33_arg_1 = var_5; [L150] state_32 = init_33_arg_1 [L151] SORT_2 init_35_arg_1 = var_5; [L152] state_34 = init_35_arg_1 [L153] SORT_2 init_37_arg_1 = var_5; [L154] state_36 = init_37_arg_1 [L155] SORT_1 init_40_arg_1 = var_38; [L156] state_39 = init_40_arg_1 [L157] SORT_1 init_42_arg_1 = var_38; [L158] state_41 = init_42_arg_1 [L159] SORT_1 init_44_arg_1 = var_38; [L160] state_43 = init_44_arg_1 [L161] SORT_1 init_46_arg_1 = var_38; [L162] state_45 = init_46_arg_1 [L163] SORT_1 init_48_arg_1 = var_38; [L164] state_47 = init_48_arg_1 [L165] SORT_1 init_50_arg_1 = var_38; [L166] state_49 = init_50_arg_1 [L167] SORT_1 init_52_arg_1 = var_38; [L168] state_51 = init_52_arg_1 [L169] SORT_1 init_54_arg_1 = var_38; [L170] state_53 = init_54_arg_1 [L171] SORT_1 init_56_arg_1 = var_38; [L172] state_55 = init_56_arg_1 [L173] SORT_1 init_58_arg_1 = var_38; [L174] state_57 = init_58_arg_1 [L175] SORT_1 init_60_arg_1 = var_38; [L176] state_59 = init_60_arg_1 [L177] SORT_1 init_62_arg_1 = var_38; [L178] state_61 = init_62_arg_1 [L179] SORT_1 init_64_arg_1 = var_38; [L180] state_63 = init_64_arg_1 [L181] SORT_1 init_66_arg_1 = var_38; [L182] state_65 = init_66_arg_1 [L183] SORT_1 init_68_arg_1 = var_38; [L184] state_67 = init_68_arg_1 [L185] SORT_1 init_70_arg_1 = var_38; [L186] state_69 = init_70_arg_1 [L187] SORT_1 init_72_arg_1 = var_38; [L188] state_71 = init_72_arg_1 [L189] SORT_1 init_74_arg_1 = var_38; [L190] state_73 = init_74_arg_1 [L191] SORT_1 init_76_arg_1 = var_38; [L192] state_75 = init_76_arg_1 [L193] SORT_1 init_78_arg_1 = var_38; [L194] state_77 = init_78_arg_1 [L195] SORT_1 init_80_arg_1 = var_38; [L196] state_79 = init_80_arg_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_36=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_8=0, var_116=0, var_158=2, var_306=4, var_318=4, var_320=7, var_425=2, var_469=3, var_81=1, var_82=0, var_94=0, var_96=1] [L199] input_93 = __VERIFIER_nondet_uchar() [L200] EXPR input_93 & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_36=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_8=0, var_116=0, var_158=2, var_306=4, var_318=4, var_320=7, var_425=2, var_469=3, var_81=1, var_82=0, var_94=0, var_96=1] [L200] input_93 = input_93 & mask_SORT_1 [L201] input_95 = __VERIFIER_nondet_uchar() [L202] EXPR input_95 & mask_SORT_1 VAL [input_93=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_36=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_8=0, var_116=0, var_158=2, var_306=4, var_318=4, var_320=7, var_425=2, var_469=3, var_81=1, var_82=0, var_94=0, var_96=1] [L202] input_95 = input_95 & mask_SORT_1 [L203] input_100 = __VERIFIER_nondet_uchar() [L204] EXPR input_100 & mask_SORT_1 VAL [input_93=0, input_95=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_36=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_8=0, var_116=0, var_158=2, var_306=4, var_318=4, var_320=7, var_425=2, var_469=3, var_81=1, var_82=0, var_94=0, var_96=1] [L204] input_100 = input_100 & mask_SORT_1 [L205] input_101 = __VERIFIER_nondet_uchar() [L206] EXPR input_101 & mask_SORT_1 VAL [input_100=0, input_93=0, input_95=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_36=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_8=0, var_116=0, var_158=2, var_306=4, var_318=4, var_320=7, var_425=2, var_469=3, var_81=1, var_82=0, var_94=0, var_96=1] [L206] input_101 = input_101 & mask_SORT_1 [L207] input_105 = __VERIFIER_nondet_uchar() [L208] EXPR input_105 & mask_SORT_1 VAL [input_100=0, input_101=0, input_93=0, input_95=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_36=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_8=0, var_116=0, var_158=2, var_306=4, var_318=4, var_320=7, var_425=2, var_469=3, var_81=1, var_82=0, var_94=0, var_96=1] [L208] input_105 = input_105 & mask_SORT_1 [L209] input_106 = __VERIFIER_nondet_uchar() [L210] EXPR input_106 & mask_SORT_1 VAL [input_100=0, input_101=0, input_105=0, input_93=0, input_95=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_36=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_8=0, var_116=0, var_158=2, var_306=4, var_318=4, var_320=7, var_425=2, var_469=3, var_81=1, var_82=0, var_94=0, var_96=1] [L210] input_106 = input_106 & mask_SORT_1 [L211] input_110 = __VERIFIER_nondet_uchar() [L212] EXPR input_110 & mask_SORT_1 VAL [input_100=0, input_101=0, input_105=0, input_106=0, input_93=0, input_95=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_36=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_8=0, var_116=0, var_158=2, var_306=4, var_318=4, var_320=7, var_425=2, var_469=3, var_81=1, var_82=0, var_94=0, var_96=1] [L212] input_110 = input_110 & mask_SORT_1 [L213] input_111 = __VERIFIER_nondet_uchar() [L214] EXPR input_111 & mask_SORT_1 VAL [input_100=0, input_101=0, input_105=0, input_106=0, input_110=0, input_93=0, input_95=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_36=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_8=0, var_116=0, var_158=2, var_306=4, var_318=4, var_320=7, var_425=2, var_469=3, var_81=1, var_82=0, var_94=0, var_96=1] [L214] input_111 = input_111 & mask_SORT_1 [L215] input_115 = __VERIFIER_nondet_uchar() [L216] EXPR input_115 & mask_SORT_1 VAL [input_100=0, input_101=0, input_105=0, input_106=0, input_110=0, input_111=0, input_93=0, input_95=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_36=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_8=0, var_116=0, var_158=2, var_306=4, var_318=4, var_320=7, var_425=2, var_469=3, var_81=1, var_82=0, var_94=0, var_96=1] [L216] input_115 = input_115 & mask_SORT_1 [L217] input_123 = __VERIFIER_nondet_uchar() [L218] EXPR input_123 & mask_SORT_1 VAL [input_100=0, input_101=0, input_105=0, input_106=0, input_110=0, input_111=0, input_115=0, input_93=0, input_95=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_36=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_8=0, var_116=0, var_158=2, var_306=4, var_318=4, var_320=7, var_425=2, var_469=3, var_81=1, var_82=0, var_94=0, var_96=1] [L218] input_123 = input_123 & mask_SORT_1 [L219] input_130 = __VERIFIER_nondet_uchar() [L220] EXPR input_130 & mask_SORT_1 VAL [input_100=0, input_101=0, input_105=0, input_106=0, input_110=0, input_111=0, input_115=0, input_123=0, input_93=0, input_95=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_36=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_8=0, var_116=0, var_158=2, var_306=4, var_318=4, var_320=7, var_425=2, var_469=3, var_81=1, var_82=0, var_94=0, var_96=1] [L220] input_130 = input_130 & mask_SORT_1 [L221] input_137 = __VERIFIER_nondet_uchar() [L222] EXPR input_137 & mask_SORT_1 VAL [input_100=0, input_101=0, input_105=0, input_106=0, input_110=0, input_111=0, input_115=0, input_123=0, input_130=0, input_93=0, input_95=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_36=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_8=0, var_116=0, var_158=2, var_306=4, var_318=4, var_320=7, var_425=2, var_469=3, var_81=1, var_82=0, var_94=0, var_96=1] [L222] input_137 = input_137 & mask_SORT_1 [L223] input_144 = __VERIFIER_nondet_uchar() [L224] EXPR input_144 & mask_SORT_1 VAL [input_100=0, input_101=0, input_105=0, input_106=0, input_110=0, input_111=0, input_115=0, input_123=0, input_130=0, input_137=0, input_93=0, input_95=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_36=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_8=0, var_116=0, var_158=2, var_306=4, var_318=4, var_320=7, var_425=2, var_469=3, var_81=1, var_82=0, var_94=0, var_96=1] [L224] input_144 = input_144 & mask_SORT_1 [L225] input_148 = __VERIFIER_nondet_uchar() [L226] EXPR input_148 & mask_SORT_1 VAL [input_100=0, input_101=0, input_105=0, input_106=0, input_110=0, input_111=0, input_115=0, input_123=0, input_130=0, input_137=0, input_144=0, input_93=0, input_95=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_36=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_8=0, var_116=0, var_158=2, var_306=4, var_318=4, var_320=7, var_425=2, var_469=3, var_81=1, var_82=0, var_94=0, var_96=1] [L226] input_148 = input_148 & mask_SORT_1 [L227] input_149 = __VERIFIER_nondet_uchar() [L228] EXPR input_149 & mask_SORT_1 VAL [input_100=0, input_101=0, input_105=0, input_106=0, input_110=0, input_111=0, input_115=0, input_123=0, input_130=0, input_137=0, input_144=0, input_148=0, input_93=0, input_95=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_36=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_8=0, var_116=0, var_158=2, var_306=4, var_318=4, var_320=7, var_425=2, var_469=3, var_81=1, var_82=0, var_94=0, var_96=1] [L228] input_149 = input_149 & mask_SORT_1 [L229] input_166 = __VERIFIER_nondet_uchar() [L230] EXPR input_166 & mask_SORT_1 VAL [input_100=0, input_101=0, input_105=0, input_106=0, input_110=0, input_111=0, input_115=0, input_123=0, input_130=0, input_137=0, input_144=0, input_148=0, input_149=0, input_93=0, input_95=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_36=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_8=0, var_116=0, var_158=2, var_306=4, var_318=4, var_320=7, var_425=2, var_469=3, var_81=1, var_82=0, var_94=0, var_96=1] [L230] input_166 = input_166 & mask_SORT_1 [L231] input_170 = __VERIFIER_nondet_uchar() [L232] EXPR input_170 & mask_SORT_1 VAL [input_100=0, input_101=0, input_105=0, input_106=0, input_110=0, input_111=0, input_115=0, input_123=0, input_130=0, input_137=0, input_144=0, input_148=0, input_149=0, input_166=0, input_93=0, input_95=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_36=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_8=0, var_116=0, var_158=2, var_306=4, var_318=4, var_320=7, var_425=2, var_469=3, var_81=1, var_82=0, var_94=0, var_96=1] [L232] input_170 = input_170 & mask_SORT_1 [L233] input_171 = __VERIFIER_nondet_uchar() [L234] EXPR input_171 & mask_SORT_1 VAL [input_100=0, input_101=0, input_105=0, input_106=0, input_110=0, input_111=0, input_115=0, input_123=0, input_130=0, input_137=0, input_144=0, input_148=0, input_149=0, input_166=0, input_170=0, input_93=0, input_95=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_36=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_8=0, var_116=0, var_158=2, var_306=4, var_318=4, var_320=7, var_425=2, var_469=3, var_81=1, var_82=0, var_94=0, var_96=1] [L234] input_171 = input_171 & mask_SORT_1 [L235] input_187 = __VERIFIER_nondet_uchar() [L236] EXPR input_187 & mask_SORT_1 VAL [input_100=0, input_101=0, input_105=0, input_106=0, input_110=0, input_111=0, input_115=0, input_123=0, input_130=0, input_137=0, input_144=0, input_148=0, input_149=0, input_166=0, input_170=0, input_171=0, input_93=0, input_95=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_36=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_8=0, var_116=0, var_158=2, var_306=4, var_318=4, var_320=7, var_425=2, var_469=3, var_81=1, var_82=0, var_94=0, var_96=1] [L236] input_187 = input_187 & mask_SORT_1 [L237] input_191 = __VERIFIER_nondet_uchar() [L238] EXPR input_191 & mask_SORT_1 VAL [input_100=0, input_101=0, input_105=0, input_106=0, input_110=0, input_111=0, input_115=0, input_123=0, input_130=0, input_137=0, input_144=0, input_148=0, input_149=0, input_166=0, input_170=0, input_171=0, input_187=0, input_93=0, input_95=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_36=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_8=0, var_116=0, var_158=2, var_306=4, var_318=4, var_320=7, var_425=2, var_469=3, var_81=1, var_82=0, var_94=0, var_96=1] [L238] input_191 = input_191 & mask_SORT_1 [L239] input_192 = __VERIFIER_nondet_uchar() [L240] EXPR input_192 & mask_SORT_1 VAL [input_100=0, input_101=0, input_105=0, input_106=0, input_110=0, input_111=0, input_115=0, input_123=0, input_130=0, input_137=0, input_144=0, input_148=0, input_149=0, input_166=0, input_170=0, input_171=0, input_187=0, input_191=0, input_93=0, input_95=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_36=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_8=0, var_116=0, var_158=2, var_306=4, var_318=4, var_320=7, var_425=2, var_469=3, var_81=1, var_82=0, var_94=0, var_96=1] [L240] input_192 = input_192 & mask_SORT_1 [L241] input_208 = __VERIFIER_nondet_uchar() [L242] EXPR input_208 & mask_SORT_1 VAL [input_100=0, input_101=0, input_105=0, input_106=0, input_110=0, input_111=0, input_115=0, input_123=0, input_130=0, input_137=0, input_144=0, input_148=0, input_149=0, input_166=0, input_170=0, input_171=0, input_187=0, input_191=0, input_192=0, input_93=0, input_95=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_36=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_8=0, var_116=0, var_158=2, var_306=4, var_318=4, var_320=7, var_425=2, var_469=3, var_81=1, var_82=0, var_94=0, var_96=1] [L242] input_208 = input_208 & mask_SORT_1 [L243] input_212 = __VERIFIER_nondet_uchar() [L244] EXPR input_212 & mask_SORT_1 VAL [input_100=0, input_101=0, input_105=0, input_106=0, input_110=0, input_111=0, input_115=0, input_123=0, input_130=0, input_137=0, input_144=0, input_148=0, input_149=0, input_166=0, input_170=0, input_171=0, input_187=0, input_191=0, input_192=0, input_208=0, input_93=0, input_95=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_36=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_8=0, var_116=0, var_158=2, var_306=4, var_318=4, var_320=7, var_425=2, var_469=3, var_81=1, var_82=0, var_94=0, var_96=1] [L244] input_212 = input_212 & mask_SORT_1 [L245] input_213 = __VERIFIER_nondet_uchar() [L246] EXPR input_213 & mask_SORT_1 VAL [input_100=0, input_101=0, input_105=0, input_106=0, input_110=0, input_111=0, input_115=0, input_123=0, input_130=0, input_137=0, input_144=0, input_148=0, input_149=0, input_166=0, input_170=0, input_171=0, input_187=0, input_191=0, input_192=0, input_208=0, input_212=0, input_93=0, input_95=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_36=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_8=0, var_116=0, var_158=2, var_306=4, var_318=4, var_320=7, var_425=2, var_469=3, var_81=1, var_82=0, var_94=0, var_96=1] [L246] input_213 = input_213 & mask_SORT_1 [L247] input_236 = __VERIFIER_nondet_uchar() [L248] input_239 = __VERIFIER_nondet_uchar() [L249] input_255 = __VERIFIER_nondet_uchar() [L250] input_258 = __VERIFIER_nondet_uchar() [L251] input_274 = __VERIFIER_nondet_uchar() [L252] input_277 = __VERIFIER_nondet_uchar() [L253] input_293 = __VERIFIER_nondet_uchar() [L254] input_296 = __VERIFIER_nondet_uchar() [L257] SORT_1 var_83_arg_0 = state_47; [L258] SORT_4 var_83_arg_1 = var_81; [L259] SORT_4 var_83_arg_2 = var_82; [L260] SORT_4 var_83 = var_83_arg_0 ? var_83_arg_1 : var_83_arg_2; [L261] SORT_1 var_84_arg_0 = state_57; [L262] SORT_4 var_84_arg_1 = var_81; [L263] SORT_4 var_84_arg_2 = var_82; [L264] SORT_4 var_84 = var_84_arg_0 ? var_84_arg_1 : var_84_arg_2; [L265] SORT_4 var_85_arg_0 = var_83; [L266] SORT_4 var_85_arg_1 = var_84; [L267] SORT_4 var_85 = var_85_arg_0 + var_85_arg_1; [L268] SORT_1 var_86_arg_0 = state_67; [L269] SORT_4 var_86_arg_1 = var_81; [L270] SORT_4 var_86_arg_2 = var_82; [L271] SORT_4 var_86 = var_86_arg_0 ? var_86_arg_1 : var_86_arg_2; [L272] SORT_4 var_87_arg_0 = var_85; [L273] SORT_4 var_87_arg_1 = var_86; [L274] SORT_4 var_87 = var_87_arg_0 + var_87_arg_1; [L275] SORT_1 var_88_arg_0 = state_77; [L276] SORT_4 var_88_arg_1 = var_81; [L277] SORT_4 var_88_arg_2 = var_82; [L278] SORT_4 var_88 = var_88_arg_0 ? var_88_arg_1 : var_88_arg_2; [L279] SORT_4 var_89_arg_0 = var_87; [L280] SORT_4 var_89_arg_1 = var_88; [L281] SORT_4 var_89 = var_89_arg_0 + var_89_arg_1; VAL [input_100=0, input_101=0, input_105=0, input_106=0, input_110=0, input_111=0, input_115=0, input_123=0, input_130=0, input_137=0, input_144=0, input_148=0, input_149=0, input_166=0, input_170=0, input_171=0, input_187=0, input_191=0, input_192=0, input_208=0, input_212=0, input_213=0, input_93=0, input_95=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_36=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_8=0, var_116=0, var_158=2, var_306=4, var_318=4, var_320=7, var_425=2, var_469=3, var_81=1, var_82=0, var_89=0, var_94=0, var_96=1] [L282] EXPR var_89 & mask_SORT_4 VAL [input_100=0, input_101=0, input_105=0, input_106=0, input_110=0, input_111=0, input_115=0, input_123=0, input_130=0, input_137=0, input_144=0, input_148=0, input_149=0, input_166=0, input_170=0, input_171=0, input_187=0, input_191=0, input_192=0, input_208=0, input_212=0, input_213=0, input_93=0, input_95=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_36=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_8=0, var_116=0, var_158=2, var_306=4, var_318=4, var_320=7, var_425=2, var_469=3, var_81=1, var_82=0, var_94=0, var_96=1] [L282] var_89 = var_89 & mask_SORT_4 [L283] SORT_4 var_90_arg_0 = var_89; [L284] SORT_4 var_90_arg_1 = var_81; [L285] SORT_1 var_90 = var_90_arg_0 <= var_90_arg_1; [L286] SORT_1 var_91_arg_0 = ~state_79; VAL [input_100=0, input_101=0, input_105=0, input_106=0, input_110=0, input_111=0, input_115=0, input_123=0, input_130=0, input_137=0, input_144=0, input_148=0, input_149=0, input_166=0, input_170=0, input_171=0, input_187=0, input_191=0, input_192=0, input_208=0, input_212=0, input_213=0, input_93=0, input_95=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_36=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_8=0, var_116=0, var_158=2, var_306=4, var_318=4, var_320=7, var_425=2, var_469=3, var_81=1, var_82=0, var_90=1, var_91_arg_0=-1, var_94=0, var_96=1] [L287] EXPR var_91_arg_0 & mask_SORT_1 VAL [input_100=0, input_101=0, input_105=0, input_106=0, input_110=0, input_111=0, input_115=0, input_123=0, input_130=0, input_137=0, input_144=0, input_148=0, input_149=0, input_166=0, input_170=0, input_171=0, input_187=0, input_191=0, input_192=0, input_208=0, input_212=0, input_213=0, input_93=0, input_95=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_36=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_8=0, var_116=0, var_158=2, var_306=4, var_318=4, var_320=7, var_425=2, var_469=3, var_81=1, var_82=0, var_90=1, var_94=0, var_96=1] [L287] var_91_arg_0 = var_91_arg_0 & mask_SORT_1 [L288] SORT_1 var_91_arg_1 = ~var_90; VAL [input_100=0, input_101=0, input_105=0, input_106=0, input_110=0, input_111=0, input_115=0, input_123=0, input_130=0, input_137=0, input_144=0, input_148=0, input_149=0, input_166=0, input_170=0, input_171=0, input_187=0, input_191=0, input_192=0, input_208=0, input_212=0, input_213=0, input_93=0, input_95=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_36=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_8=0, var_116=0, var_158=2, var_306=4, var_318=4, var_320=7, var_425=2, var_469=3, var_81=1, var_82=0, var_91_arg_0=1, var_91_arg_1=-2, var_94=0, var_96=1] [L289] EXPR var_91_arg_1 & mask_SORT_1 VAL [input_100=0, input_101=0, input_105=0, input_106=0, input_110=0, input_111=0, input_115=0, input_123=0, input_130=0, input_137=0, input_144=0, input_148=0, input_149=0, input_166=0, input_170=0, input_171=0, input_187=0, input_191=0, input_192=0, input_208=0, input_212=0, input_213=0, input_93=0, input_95=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_36=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_8=0, var_116=0, var_158=2, var_306=4, var_318=4, var_320=7, var_425=2, var_469=3, var_81=1, var_82=0, var_91_arg_0=1, var_94=0, var_96=1] [L289] var_91_arg_1 = var_91_arg_1 & mask_SORT_1 [L290] EXPR var_91_arg_0 & var_91_arg_1 VAL [input_100=0, input_101=0, input_105=0, input_106=0, input_110=0, input_111=0, input_115=0, input_123=0, input_130=0, input_137=0, input_144=0, input_148=0, input_149=0, input_166=0, input_170=0, input_171=0, input_187=0, input_191=0, input_192=0, input_208=0, input_212=0, input_213=0, input_93=0, input_95=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_36=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_8=0, var_116=0, var_158=2, var_306=4, var_318=4, var_320=7, var_425=2, var_469=3, var_81=1, var_82=0, var_94=0, var_96=1] [L290] SORT_1 var_91 = var_91_arg_0 & var_91_arg_1; [L291] EXPR var_91 & mask_SORT_1 VAL [input_100=0, input_101=0, input_105=0, input_106=0, input_110=0, input_111=0, input_115=0, input_123=0, input_130=0, input_137=0, input_144=0, input_148=0, input_149=0, input_166=0, input_170=0, input_171=0, input_187=0, input_191=0, input_192=0, input_208=0, input_212=0, input_213=0, input_93=0, input_95=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_36=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_8=0, var_116=0, var_158=2, var_306=4, var_318=4, var_320=7, var_425=2, var_469=3, var_81=1, var_82=0, var_94=0, var_96=1] [L291] var_91 = var_91 & mask_SORT_1 [L292] SORT_1 bad_92_arg_0 = var_91; [L293] CALL __VERIFIER_assert(!(bad_92_arg_0)) [L21] COND TRUE !(cond) [L21] reach_error() - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 2390 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 11.0s, OverallIterations: 6, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.1s, AutomataDifference: 6.5s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.1s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 6880 SdHoareTripleChecker+Valid, 5.8s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 6880 mSDsluCounter, 53271 SdHoareTripleChecker+Invalid, 4.7s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 37020 mSDsCounter, 2 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 7288 IncrementalHoareTripleChecker+Invalid, 7290 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 2 mSolverCounterUnsat, 16251 mSDtfsCounter, 7288 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 28 GetRequests, 14 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=2496occurred in iteration=4, InterpolantAutomatonStates: 23, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.3s AutomataMinimizationTime, 5 MinimizatonAttempts, 2126 StatesRemovedByMinimization, 3 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.2s SsaConstructionTime, 0.6s SatisfiabilityAnalysisTime, 2.5s InterpolantComputationTime, 842 NumberOfCodeBlocks, 842 NumberOfCodeBlocksAsserted, 6 NumberOfCheckSat, 694 ConstructedInterpolants, 0 QuantifiedInterpolants, 1816 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 5 InterpolantComputations, 5 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-18 16:39:37,007 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /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.bakery.5.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 a4aeb50633c970b4dd4145564fdceb711d387f3563b0b923401e62b26dcf89c7 --- Real Ultimate output --- This is Ultimate 0.2.5-tmp.dk.eval-assert-order-craig-3061b6d-m [2024-11-18 16:39:39,442 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-18 16:39:39,523 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2024-11-18 16:39:39,530 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-18 16:39:39,531 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-18 16:39:39,565 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-18 16:39:39,566 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-18 16:39:39,566 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-18 16:39:39,567 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-18 16:39:39,567 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-18 16:39:39,568 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-18 16:39:39,568 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-18 16:39:39,569 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-18 16:39:39,569 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-18 16:39:39,570 INFO L153 SettingsManager]: * Use SBE=true [2024-11-18 16:39:39,570 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-18 16:39:39,571 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-18 16:39:39,574 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-18 16:39:39,574 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-18 16:39:39,575 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-18 16:39:39,575 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-18 16:39:39,576 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-18 16:39:39,576 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-18 16:39:39,576 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-18 16:39:39,577 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-18 16:39:39,577 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-18 16:39:39,577 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-18 16:39:39,577 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-18 16:39:39,577 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-18 16:39:39,578 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-18 16:39:39,578 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-18 16:39:39,578 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-18 16:39:39,578 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-18 16:39:39,579 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-18 16:39:39,579 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-18 16:39:39,581 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2024-11-18 16:39:39,582 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-18 16:39:39,582 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-18 16:39:39,582 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-18 16:39:39,582 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-18 16:39:39,582 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-18 16:39:39,583 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a4aeb50633c970b4dd4145564fdceb711d387f3563b0b923401e62b26dcf89c7 [2024-11-18 16:39:39,932 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-18 16:39:39,957 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-18 16:39:39,960 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-18 16:39:39,962 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-18 16:39:39,962 INFO L274 PluginConnector]: CDTParser initialized [2024-11-18 16:39:39,964 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.bakery.5.prop1-func-interl.c [2024-11-18 16:39:41,630 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-18 16:39:41,979 INFO L384 CDTParser]: Found 1 translation units. [2024-11-18 16:39:41,980 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.bakery.5.prop1-func-interl.c [2024-11-18 16:39:42,008 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7c3a7d07e/c112d6f13d4d415891f6f73b44124f33/FLAGda52661fc [2024-11-18 16:39:42,026 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7c3a7d07e/c112d6f13d4d415891f6f73b44124f33 [2024-11-18 16:39:42,030 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-18 16:39:42,031 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-18 16:39:42,032 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-18 16:39:42,034 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-18 16:39:42,039 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-18 16:39:42,040 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 04:39:42" (1/1) ... [2024-11-18 16:39:42,040 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@286b58e1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:39:42, skipping insertion in model container [2024-11-18 16:39:42,041 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 04:39:42" (1/1) ... [2024-11-18 16:39:42,117 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-18 16:39:42,354 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.bakery.5.prop1-func-interl.c[1173,1186] [2024-11-18 16:39:42,706 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-18 16:39:42,722 INFO L200 MainTranslator]: Completed pre-run [2024-11-18 16:39:42,733 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.bakery.5.prop1-func-interl.c[1173,1186] [2024-11-18 16:39:42,853 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-18 16:39:42,875 INFO L204 MainTranslator]: Completed translation [2024-11-18 16:39:42,875 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:39:42 WrapperNode [2024-11-18 16:39:42,876 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-18 16:39:42,877 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-18 16:39:42,877 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-18 16:39:42,877 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-18 16:39:42,884 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:39:42" (1/1) ... [2024-11-18 16:39:42,940 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:39:42" (1/1) ... [2024-11-18 16:39:43,063 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 2229 [2024-11-18 16:39:43,064 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-18 16:39:43,065 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-18 16:39:43,065 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-18 16:39:43,065 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-18 16:39:43,077 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:39:42" (1/1) ... [2024-11-18 16:39:43,078 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:39:42" (1/1) ... [2024-11-18 16:39:43,103 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:39:42" (1/1) ... [2024-11-18 16:39:43,214 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]. [2024-11-18 16:39:43,215 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:39:42" (1/1) ... [2024-11-18 16:39:43,215 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:39:42" (1/1) ... [2024-11-18 16:39:43,276 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:39:42" (1/1) ... [2024-11-18 16:39:43,283 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:39:42" (1/1) ... [2024-11-18 16:39:43,291 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:39:42" (1/1) ... [2024-11-18 16:39:43,303 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:39:42" (1/1) ... [2024-11-18 16:39:43,322 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-18 16:39:43,326 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-18 16:39:43,326 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-18 16:39:43,326 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-18 16:39:43,327 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:39:42" (1/1) ... [2024-11-18 16:39:43,337 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-18 16:39:43,348 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-18 16:39:43,367 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) [2024-11-18 16:39:43,370 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 [2024-11-18 16:39:43,417 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-18 16:39:43,418 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-11-18 16:39:43,418 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-18 16:39:43,418 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-18 16:39:43,814 INFO L238 CfgBuilder]: Building ICFG [2024-11-18 16:39:43,820 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-18 16:39:45,997 INFO L? ?]: Removed 113 outVars from TransFormulas that were not future-live. [2024-11-18 16:39:45,998 INFO L287 CfgBuilder]: Performing block encoding [2024-11-18 16:39:46,009 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-18 16:39:46,010 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-18 16:39:46,011 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 04:39:46 BoogieIcfgContainer [2024-11-18 16:39:46,011 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-18 16:39:46,014 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-18 16:39:46,014 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-18 16:39:46,018 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-18 16:39:46,018 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.11 04:39:42" (1/3) ... [2024-11-18 16:39:46,019 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@72bfc1c4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 04:39:46, skipping insertion in model container [2024-11-18 16:39:46,019 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:39:42" (2/3) ... [2024-11-18 16:39:46,020 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@72bfc1c4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 04:39:46, skipping insertion in model container [2024-11-18 16:39:46,021 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 04:39:46" (3/3) ... [2024-11-18 16:39:46,022 INFO L112 eAbstractionObserver]: Analyzing ICFG btor2c-lazyMod.bakery.5.prop1-func-interl.c [2024-11-18 16:39:46,038 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-18 16:39:46,039 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-18 16:39:46,104 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-18 16:39:46,111 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;@6b6279d5, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-18 16:39:46,111 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-18 16:39:46,116 INFO L276 IsEmpty]: Start isEmpty. Operand has 10 states, 8 states have (on average 1.375) internal successors, (11), 9 states have internal predecessors, (11), 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) [2024-11-18 16:39:46,122 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2024-11-18 16:39:46,122 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 16:39:46,123 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1] [2024-11-18 16:39:46,124 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-18 16:39:46,130 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 16:39:46,130 INFO L85 PathProgramCache]: Analyzing trace with hash 28694789, now seen corresponding path program 1 times [2024-11-18 16:39:46,147 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-11-18 16:39:46,147 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2077381123] [2024-11-18 16:39:46,148 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 16:39:46,148 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 [2024-11-18 16:39:46,148 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-11-18 16:39:46,152 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) [2024-11-18 16:39:46,154 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 [2024-11-18 16:39:46,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 16:39:46,660 INFO L255 TraceCheckSpWp]: Trace formula consists of 167 conjuncts, 40 conjuncts are in the unsatisfiable core [2024-11-18 16:39:46,681 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-18 16:39:47,026 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-18 16:39:47,027 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-18 16:39:47,028 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2024-11-18 16:39:47,028 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2077381123] [2024-11-18 16:39:47,029 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2077381123] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-18 16:39:47,029 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-18 16:39:47,030 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-18 16:39:47,031 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [678978158] [2024-11-18 16:39:47,032 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-18 16:39:47,036 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-18 16:39:47,037 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2024-11-18 16:39:47,060 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-18 16:39:47,060 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-18 16:39:47,063 INFO L87 Difference]: Start difference. First operand has 10 states, 8 states have (on average 1.375) internal successors, (11), 9 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 4 states, 4 states have (on average 1.25) internal successors, (5), 4 states have internal predecessors, (5), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-18 16:39:47,325 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-18 16:39:47,326 INFO L93 Difference]: Finished difference Result 18 states and 23 transitions. [2024-11-18 16:39:47,327 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-18 16:39:47,328 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 1.25) internal successors, (5), 4 states have internal predecessors, (5), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 5 [2024-11-18 16:39:47,329 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-18 16:39:47,335 INFO L225 Difference]: With dead ends: 18 [2024-11-18 16:39:47,335 INFO L226 Difference]: Without dead ends: 10 [2024-11-18 16:39:47,338 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-18 16:39:47,341 INFO L432 NwaCegarLoop]: 4 mSDtfsCounter, 2 mSDsluCounter, 7 mSDsCounter, 0 mSdLazyCounter, 9 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 11 SdHoareTripleChecker+Invalid, 9 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 9 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-18 16:39:47,342 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 11 Invalid, 9 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 9 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-18 16:39:47,358 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10 states. [2024-11-18 16:39:47,367 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10 to 9. [2024-11-18 16:39:47,368 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9 states, 8 states have (on average 1.125) internal successors, (9), 8 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-18 16:39:47,369 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 9 transitions. [2024-11-18 16:39:47,370 INFO L78 Accepts]: Start accepts. Automaton has 9 states and 9 transitions. Word has length 5 [2024-11-18 16:39:47,370 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-18 16:39:47,370 INFO L471 AbstractCegarLoop]: Abstraction has 9 states and 9 transitions. [2024-11-18 16:39:47,370 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 1.25) internal successors, (5), 4 states have internal predecessors, (5), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-18 16:39:47,370 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 9 transitions. [2024-11-18 16:39:47,371 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-18 16:39:47,371 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 16:39:47,371 INFO L215 NwaCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1] [2024-11-18 16:39:47,376 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Ended with exit code 0 [2024-11-18 16:39:47,572 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 [2024-11-18 16:39:47,573 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-18 16:39:47,573 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 16:39:47,573 INFO L85 PathProgramCache]: Analyzing trace with hash 152739811, now seen corresponding path program 1 times [2024-11-18 16:39:47,575 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-11-18 16:39:47,576 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [40684284] [2024-11-18 16:39:47,576 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 16:39:47,576 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 [2024-11-18 16:39:47,577 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-11-18 16:39:47,578 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) [2024-11-18 16:39:47,580 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 [2024-11-18 16:39:48,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 16:39:48,362 INFO L255 TraceCheckSpWp]: Trace formula consists of 263 conjuncts, 56 conjuncts are in the unsatisfiable core [2024-11-18 16:39:48,385 INFO L278 TraceCheckSpWp]: Computing forward predicates...