./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/unreach-call.prp --file ../../../trunk/examples/svcomp/list-properties/list_search-2.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version da043454 Calling Ultimate with: /root/.sdkman/candidates/java/21.0.5-tem/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_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../../../trunk/examples/svcomp/list-properties/list_search-2.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-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 32bit --witnessprinter.graph.data.programhash fec2a03647be1fcd69c149df327dacc96bd1f146b54aaaa9c5820f68b7837558 --- Real Ultimate output --- This is Ultimate 0.3.0-wip.fs.system-includes-da04345-m [2025-04-29 10:54:07,784 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-04-29 10:54:07,822 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2025-04-29 10:54:07,826 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-04-29 10:54:07,826 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-04-29 10:54:07,848 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-04-29 10:54:07,848 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-04-29 10:54:07,848 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-04-29 10:54:07,849 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-04-29 10:54:07,849 INFO L153 SettingsManager]: * Use memory slicer=true [2025-04-29 10:54:07,849 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-04-29 10:54:07,849 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-04-29 10:54:07,849 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-04-29 10:54:07,849 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-04-29 10:54:07,849 INFO L153 SettingsManager]: * Use SBE=true [2025-04-29 10:54:07,850 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-04-29 10:54:07,850 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-04-29 10:54:07,850 INFO L153 SettingsManager]: * sizeof long=4 [2025-04-29 10:54:07,850 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2025-04-29 10:54:07,850 INFO L153 SettingsManager]: * sizeof POINTER=4 [2025-04-29 10:54:07,850 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-04-29 10:54:07,850 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-04-29 10:54:07,850 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-04-29 10:54:07,850 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-04-29 10:54:07,850 INFO L153 SettingsManager]: * sizeof long double=12 [2025-04-29 10:54:07,850 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-04-29 10:54:07,850 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-04-29 10:54:07,851 INFO L153 SettingsManager]: * Use constant arrays=true [2025-04-29 10:54:07,851 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-04-29 10:54:07,851 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-04-29 10:54:07,851 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-04-29 10:54:07,851 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-04-29 10:54:07,851 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-04-29 10:54:07,851 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2025-04-29 10:54:07,851 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-04-29 10:54:07,851 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-04-29 10:54:07,852 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-04-29 10:54:07,852 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-04-29 10:54:07,852 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-04-29 10:54:07,852 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-04-29 10:54:07,852 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-04-29 10:54:07,852 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-04-29 10:54:07,852 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2025-04-29 10:54:07,852 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2025-04-29 10:54:07,852 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-04-29 10:54:07,852 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-04-29 10:54:07,852 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-04-29 10:54:07,852 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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 -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> fec2a03647be1fcd69c149df327dacc96bd1f146b54aaaa9c5820f68b7837558 [2025-04-29 10:54:08,065 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-04-29 10:54:08,073 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-04-29 10:54:08,074 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-04-29 10:54:08,076 INFO L270 PluginConnector]: Initializing CDTParser... [2025-04-29 10:54:08,076 INFO L274 PluginConnector]: CDTParser initialized [2025-04-29 10:54:08,077 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/list-properties/list_search-2.c [2025-04-29 10:54:09,383 INFO L538 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ba2ab8568/9ca902183aed4f3e9af841a76b4f3630/FLAGceb23f4f2 [2025-04-29 10:54:09,578 INFO L389 CDTParser]: Found 1 translation units. [2025-04-29 10:54:09,578 INFO L178 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/list-properties/list_search-2.c [2025-04-29 10:54:09,580 WARN L117 ultiparseSymbolTable]: System include assert.h could not be resolved by CDT -- only built-in system includes are available. [2025-04-29 10:54:09,580 WARN L117 ultiparseSymbolTable]: System include stdio.h could not be resolved by CDT -- only built-in system includes are available. [2025-04-29 10:54:09,580 WARN L117 ultiparseSymbolTable]: System include stdlib.h could not be resolved by CDT -- only built-in system includes are available. [2025-04-29 10:54:09,587 INFO L432 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ba2ab8568/9ca902183aed4f3e9af841a76b4f3630/FLAGceb23f4f2 [2025-04-29 10:54:10,433 INFO L440 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ba2ab8568/9ca902183aed4f3e9af841a76b4f3630 [2025-04-29 10:54:10,436 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-04-29 10:54:10,437 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-04-29 10:54:10,438 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-04-29 10:54:10,438 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-04-29 10:54:10,441 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-04-29 10:54:10,442 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.04 10:54:10" (1/1) ... [2025-04-29 10:54:10,442 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@77ab41c3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.04 10:54:10, skipping insertion in model container [2025-04-29 10:54:10,442 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.04 10:54:10" (1/1) ... [2025-04-29 10:54:10,452 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-04-29 10:54:10,565 WARN L117 LibraryModelHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/list-properties/list_search-2.c[144,157] [2025-04-29 10:54:10,587 INFO L211 PostProcessor]: Analyzing one entry point: main [2025-04-29 10:54:10,597 INFO L200 MainTranslator]: Completed pre-run [2025-04-29 10:54:10,613 WARN L117 LibraryModelHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/list-properties/list_search-2.c[144,157] [2025-04-29 10:54:10,626 INFO L211 PostProcessor]: Analyzing one entry point: main [2025-04-29 10:54:10,640 INFO L204 MainTranslator]: Completed translation [2025-04-29 10:54:10,641 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.04 10:54:10 WrapperNode [2025-04-29 10:54:10,641 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-04-29 10:54:10,642 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-04-29 10:54:10,642 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-04-29 10:54:10,642 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-04-29 10:54:10,647 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.04 10:54:10" (1/1) ... [2025-04-29 10:54:10,654 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.04 10:54:10" (1/1) ... [2025-04-29 10:54:10,669 INFO L138 Inliner]: procedures = 15, calls = 25, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 88 [2025-04-29 10:54:10,670 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-04-29 10:54:10,670 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-04-29 10:54:10,670 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-04-29 10:54:10,670 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-04-29 10:54:10,678 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.04 10:54:10" (1/1) ... [2025-04-29 10:54:10,679 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.04 10:54:10" (1/1) ... [2025-04-29 10:54:10,684 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.04 10:54:10" (1/1) ... [2025-04-29 10:54:10,703 INFO L175 MemorySlicer]: Split 14 memory accesses to 1 slices as follows [14]. 100 percent of accesses are in the largest equivalence class. The 0 initializations are split as follows [0]. The 5 writes are split as follows [5]. [2025-04-29 10:54:10,704 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.04 10:54:10" (1/1) ... [2025-04-29 10:54:10,704 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.04 10:54:10" (1/1) ... [2025-04-29 10:54:10,714 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.04 10:54:10" (1/1) ... [2025-04-29 10:54:10,714 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.04 10:54:10" (1/1) ... [2025-04-29 10:54:10,721 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.04 10:54:10" (1/1) ... [2025-04-29 10:54:10,722 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.04 10:54:10" (1/1) ... [2025-04-29 10:54:10,722 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.04 10:54:10" (1/1) ... [2025-04-29 10:54:10,727 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-04-29 10:54:10,728 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2025-04-29 10:54:10,728 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2025-04-29 10:54:10,728 INFO L274 PluginConnector]: RCFGBuilder initialized [2025-04-29 10:54:10,732 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.04 10:54:10" (1/1) ... [2025-04-29 10:54:10,739 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-04-29 10:54:10,749 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-04-29 10:54:10,761 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) [2025-04-29 10:54:10,764 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 [2025-04-29 10:54:10,784 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2025-04-29 10:54:10,784 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2025-04-29 10:54:10,784 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2025-04-29 10:54:10,784 INFO L130 BoogieDeclarations]: Found specification of procedure insert_list [2025-04-29 10:54:10,784 INFO L138 BoogieDeclarations]: Found implementation of procedure insert_list [2025-04-29 10:54:10,784 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2025-04-29 10:54:10,784 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-04-29 10:54:10,784 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-04-29 10:54:10,784 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2025-04-29 10:54:10,784 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2025-04-29 10:54:10,844 INFO L234 CfgBuilder]: Building ICFG [2025-04-29 10:54:10,845 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2025-04-29 10:54:11,018 INFO L? ?]: Removed 39 outVars from TransFormulas that were not future-live. [2025-04-29 10:54:11,018 INFO L283 CfgBuilder]: Performing block encoding [2025-04-29 10:54:11,027 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-04-29 10:54:11,027 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2025-04-29 10:54:11,028 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.04 10:54:11 BoogieIcfgContainer [2025-04-29 10:54:11,028 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2025-04-29 10:54:11,029 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-04-29 10:54:11,031 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-04-29 10:54:11,034 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-04-29 10:54:11,035 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.04 10:54:10" (1/3) ... [2025-04-29 10:54:11,035 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@e136f65 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.04 10:54:11, skipping insertion in model container [2025-04-29 10:54:11,035 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.04 10:54:10" (2/3) ... [2025-04-29 10:54:11,036 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@e136f65 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.04 10:54:11, skipping insertion in model container [2025-04-29 10:54:11,036 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.04 10:54:11" (3/3) ... [2025-04-29 10:54:11,037 INFO L128 eAbstractionObserver]: Analyzing ICFG list_search-2.c [2025-04-29 10:54:11,047 INFO L217 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-04-29 10:54:11,048 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG list_search-2.c that has 2 procedures, 36 locations, 52 edges, 1 initial locations, 4 loop locations, and 1 error locations. [2025-04-29 10:54:11,090 INFO L339 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-04-29 10:54:11,097 INFO L340 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;@5b186ab9, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-04-29 10:54:11,098 INFO L341 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2025-04-29 10:54:11,101 INFO L278 IsEmpty]: Start isEmpty. Operand has 36 states, 29 states have (on average 1.3793103448275863) internal successors, (40), 30 states have internal predecessors, (40), 4 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 4 states have call predecessors, (4), 4 states have call successors, (4) [2025-04-29 10:54:11,106 INFO L284 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2025-04-29 10:54:11,106 INFO L210 NwaCegarLoop]: Found error trace [2025-04-29 10:54:11,107 INFO L218 NwaCegarLoop]: trace histogram [4, 4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-04-29 10:54:11,107 INFO L403 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-04-29 10:54:11,111 INFO L155 PredicateUnifier]: Initialized classic predicate unifier [2025-04-29 10:54:11,111 INFO L85 PathProgramCache]: Analyzing trace with hash -1965076482, now seen corresponding path program 1 times [2025-04-29 10:54:11,117 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-04-29 10:54:11,117 INFO L324 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [726334192] [2025-04-29 10:54:11,117 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-04-29 10:54:11,118 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-04-29 10:54:11,202 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 36 statements into 1 equivalence classes. [2025-04-29 10:54:11,250 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 36 of 36 statements. [2025-04-29 10:54:11,250 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-04-29 10:54:11,250 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-04-29 10:54:11,559 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 1 proven. 22 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2025-04-29 10:54:11,560 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-04-29 10:54:11,560 INFO L324 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [726334192] [2025-04-29 10:54:11,562 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [726334192] provided 0 perfect and 1 imperfect interpolant sequences [2025-04-29 10:54:11,562 INFO L324 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2111133848] [2025-04-29 10:54:11,562 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-04-29 10:54:11,563 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-04-29 10:54:11,563 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-04-29 10:54:11,565 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-04-29 10:54:11,567 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2025-04-29 10:54:11,647 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 36 statements into 1 equivalence classes. [2025-04-29 10:54:11,712 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 36 of 36 statements. [2025-04-29 10:54:11,712 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-04-29 10:54:11,712 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-04-29 10:54:11,715 INFO L256 TraceCheckSpWp]: Trace formula consists of 351 conjuncts, 1 conjuncts are in the unsatisfiable core [2025-04-29 10:54:11,720 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-04-29 10:54:11,731 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2025-04-29 10:54:11,733 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2025-04-29 10:54:11,733 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2111133848] provided 1 perfect and 0 imperfect interpolant sequences [2025-04-29 10:54:11,733 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2025-04-29 10:54:11,733 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [6] total 6 [2025-04-29 10:54:11,735 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [433209344] [2025-04-29 10:54:11,735 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-04-29 10:54:11,738 INFO L562 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2025-04-29 10:54:11,738 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-04-29 10:54:11,750 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2025-04-29 10:54:11,751 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2025-04-29 10:54:11,752 INFO L87 Difference]: Start difference. First operand has 36 states, 29 states have (on average 1.3793103448275863) internal successors, (40), 30 states have internal predecessors, (40), 4 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 4 states have call predecessors, (4), 4 states have call successors, (4) Second operand has 2 states, 2 states have (on average 8.0) internal successors, (16), 2 states have internal predecessors, (16), 1 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) [2025-04-29 10:54:11,781 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-04-29 10:54:11,782 INFO L93 Difference]: Finished difference Result 52 states and 68 transitions. [2025-04-29 10:54:11,782 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-04-29 10:54:11,783 INFO L79 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 8.0) internal successors, (16), 2 states have internal predecessors, (16), 1 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) Word has length 36 [2025-04-29 10:54:11,783 INFO L85 Accepts]: Finished accepts. some prefix is accepted. [2025-04-29 10:54:11,788 INFO L225 Difference]: With dead ends: 52 [2025-04-29 10:54:11,788 INFO L226 Difference]: Without dead ends: 25 [2025-04-29 10:54:11,791 INFO L436 NwaCegarLoop]: 0 DeclaredPredicates, 41 GetRequests, 37 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2025-04-29 10:54:11,794 INFO L437 NwaCegarLoop]: 45 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 45 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2025-04-29 10:54:11,795 INFO L438 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 45 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2025-04-29 10:54:11,803 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 25 states. [2025-04-29 10:54:11,810 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 25 to 25. [2025-04-29 10:54:11,811 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 25 states, 19 states have (on average 1.2105263157894737) internal successors, (23), 19 states have internal predecessors, (23), 4 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 4 states have call predecessors, (4), 4 states have call successors, (4) [2025-04-29 10:54:11,816 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 25 states and 31 transitions. [2025-04-29 10:54:11,818 INFO L79 Accepts]: Start accepts. Automaton has 25 states and 31 transitions. Word has length 36 [2025-04-29 10:54:11,818 INFO L85 Accepts]: Finished accepts. word is rejected. [2025-04-29 10:54:11,818 INFO L485 AbstractCegarLoop]: Abstraction has 25 states and 31 transitions. [2025-04-29 10:54:11,818 INFO L486 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 8.0) internal successors, (16), 2 states have internal predecessors, (16), 1 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) [2025-04-29 10:54:11,821 INFO L278 IsEmpty]: Start isEmpty. Operand 25 states and 31 transitions. [2025-04-29 10:54:11,822 INFO L284 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2025-04-29 10:54:11,822 INFO L210 NwaCegarLoop]: Found error trace [2025-04-29 10:54:11,822 INFO L218 NwaCegarLoop]: trace histogram [4, 4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-04-29 10:54:11,829 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2025-04-29 10:54:12,022 WARN L466 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2025-04-29 10:54:12,024 INFO L403 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-04-29 10:54:12,024 INFO L155 PredicateUnifier]: Initialized classic predicate unifier [2025-04-29 10:54:12,024 INFO L85 PathProgramCache]: Analyzing trace with hash 511109303, now seen corresponding path program 1 times [2025-04-29 10:54:12,024 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-04-29 10:54:12,024 INFO L324 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1200488646] [2025-04-29 10:54:12,024 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-04-29 10:54:12,025 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-04-29 10:54:12,047 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 38 statements into 1 equivalence classes. [2025-04-29 10:54:12,064 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 38 of 38 statements. [2025-04-29 10:54:12,064 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-04-29 10:54:12,064 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-04-29 10:54:12,206 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 1 proven. 22 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2025-04-29 10:54:12,207 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-04-29 10:54:12,207 INFO L324 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1200488646] [2025-04-29 10:54:12,207 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1200488646] provided 0 perfect and 1 imperfect interpolant sequences [2025-04-29 10:54:12,208 INFO L324 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [284595914] [2025-04-29 10:54:12,208 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-04-29 10:54:12,208 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-04-29 10:54:12,208 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-04-29 10:54:12,212 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-04-29 10:54:12,214 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2025-04-29 10:54:12,278 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 38 statements into 1 equivalence classes. [2025-04-29 10:54:12,322 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 38 of 38 statements. [2025-04-29 10:54:12,322 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-04-29 10:54:12,322 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-04-29 10:54:12,324 INFO L256 TraceCheckSpWp]: Trace formula consists of 356 conjuncts, 9 conjuncts are in the unsatisfiable core [2025-04-29 10:54:12,326 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-04-29 10:54:12,361 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2025-04-29 10:54:12,362 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2025-04-29 10:54:12,362 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [284595914] provided 1 perfect and 0 imperfect interpolant sequences [2025-04-29 10:54:12,362 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2025-04-29 10:54:12,362 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [6] total 7 [2025-04-29 10:54:12,363 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [34664894] [2025-04-29 10:54:12,363 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-04-29 10:54:12,363 INFO L562 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2025-04-29 10:54:12,363 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-04-29 10:54:12,364 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2025-04-29 10:54:12,365 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2025-04-29 10:54:12,365 INFO L87 Difference]: Start difference. First operand 25 states and 31 transitions. Second operand has 5 states, 5 states have (on average 4.4) internal successors, (22), 5 states have internal predecessors, (22), 1 states have call successors, (4), 1 states have call predecessors, (4), 2 states have return successors, (4), 2 states have call predecessors, (4), 1 states have call successors, (4) [2025-04-29 10:54:12,418 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-04-29 10:54:12,419 INFO L93 Difference]: Finished difference Result 49 states and 64 transitions. [2025-04-29 10:54:12,420 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-04-29 10:54:12,420 INFO L79 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 4.4) internal successors, (22), 5 states have internal predecessors, (22), 1 states have call successors, (4), 1 states have call predecessors, (4), 2 states have return successors, (4), 2 states have call predecessors, (4), 1 states have call successors, (4) Word has length 38 [2025-04-29 10:54:12,420 INFO L85 Accepts]: Finished accepts. some prefix is accepted. [2025-04-29 10:54:12,421 INFO L225 Difference]: With dead ends: 49 [2025-04-29 10:54:12,421 INFO L226 Difference]: Without dead ends: 29 [2025-04-29 10:54:12,422 INFO L436 NwaCegarLoop]: 0 DeclaredPredicates, 45 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2025-04-29 10:54:12,422 INFO L437 NwaCegarLoop]: 26 mSDtfsCounter, 25 mSDsluCounter, 44 mSDsCounter, 0 mSdLazyCounter, 32 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 25 SdHoareTripleChecker+Valid, 70 SdHoareTripleChecker+Invalid, 33 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 32 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2025-04-29 10:54:12,423 INFO L438 NwaCegarLoop]: SdHoareTripleChecker [25 Valid, 70 Invalid, 33 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 32 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2025-04-29 10:54:12,423 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 29 states. [2025-04-29 10:54:12,427 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 29 to 28. [2025-04-29 10:54:12,428 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 28 states, 22 states have (on average 1.1818181818181819) internal successors, (26), 21 states have internal predecessors, (26), 4 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (4), 4 states have call predecessors, (4), 4 states have call successors, (4) [2025-04-29 10:54:12,429 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 28 states and 34 transitions. [2025-04-29 10:54:12,429 INFO L79 Accepts]: Start accepts. Automaton has 28 states and 34 transitions. Word has length 38 [2025-04-29 10:54:12,429 INFO L85 Accepts]: Finished accepts. word is rejected. [2025-04-29 10:54:12,430 INFO L485 AbstractCegarLoop]: Abstraction has 28 states and 34 transitions. [2025-04-29 10:54:12,430 INFO L486 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 4.4) internal successors, (22), 5 states have internal predecessors, (22), 1 states have call successors, (4), 1 states have call predecessors, (4), 2 states have return successors, (4), 2 states have call predecessors, (4), 1 states have call successors, (4) [2025-04-29 10:54:12,430 INFO L278 IsEmpty]: Start isEmpty. Operand 28 states and 34 transitions. [2025-04-29 10:54:12,430 INFO L284 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2025-04-29 10:54:12,431 INFO L210 NwaCegarLoop]: Found error trace [2025-04-29 10:54:12,431 INFO L218 NwaCegarLoop]: trace histogram [4, 4, 4, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-04-29 10:54:12,437 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2025-04-29 10:54:12,631 WARN L466 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable1 [2025-04-29 10:54:12,632 INFO L403 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-04-29 10:54:12,632 INFO L155 PredicateUnifier]: Initialized classic predicate unifier [2025-04-29 10:54:12,632 INFO L85 PathProgramCache]: Analyzing trace with hash -96914978, now seen corresponding path program 1 times [2025-04-29 10:54:12,632 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-04-29 10:54:12,632 INFO L324 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [679297619] [2025-04-29 10:54:12,632 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-04-29 10:54:12,632 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-04-29 10:54:12,649 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 39 statements into 1 equivalence classes. [2025-04-29 10:54:12,662 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 39 of 39 statements. [2025-04-29 10:54:12,662 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-04-29 10:54:12,662 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-04-29 10:54:12,935 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2025-04-29 10:54:12,935 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-04-29 10:54:12,935 INFO L324 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [679297619] [2025-04-29 10:54:12,935 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [679297619] provided 1 perfect and 0 imperfect interpolant sequences [2025-04-29 10:54:12,935 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-04-29 10:54:12,935 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2025-04-29 10:54:12,935 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2013823201] [2025-04-29 10:54:12,935 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-04-29 10:54:12,935 INFO L562 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2025-04-29 10:54:12,935 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-04-29 10:54:12,936 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2025-04-29 10:54:12,936 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2025-04-29 10:54:12,936 INFO L87 Difference]: Start difference. First operand 28 states and 34 transitions. Second operand has 7 states, 7 states have (on average 2.857142857142857) internal successors, (20), 7 states have internal predecessors, (20), 1 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) [2025-04-29 10:54:13,001 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-04-29 10:54:13,001 INFO L93 Difference]: Finished difference Result 34 states and 40 transitions. [2025-04-29 10:54:13,001 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-04-29 10:54:13,001 INFO L79 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 2.857142857142857) internal successors, (20), 7 states have internal predecessors, (20), 1 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) Word has length 39 [2025-04-29 10:54:13,002 INFO L85 Accepts]: Finished accepts. some prefix is accepted. [2025-04-29 10:54:13,002 INFO L225 Difference]: With dead ends: 34 [2025-04-29 10:54:13,002 INFO L226 Difference]: Without dead ends: 29 [2025-04-29 10:54:13,002 INFO L436 NwaCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=26, Invalid=64, Unknown=0, NotChecked=0, Total=90 [2025-04-29 10:54:13,003 INFO L437 NwaCegarLoop]: 26 mSDtfsCounter, 9 mSDsluCounter, 112 mSDsCounter, 0 mSdLazyCounter, 39 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 9 SdHoareTripleChecker+Valid, 138 SdHoareTripleChecker+Invalid, 39 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 39 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2025-04-29 10:54:13,003 INFO L438 NwaCegarLoop]: SdHoareTripleChecker [9 Valid, 138 Invalid, 39 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 39 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2025-04-29 10:54:13,003 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 29 states. [2025-04-29 10:54:13,009 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 29 to 29. [2025-04-29 10:54:13,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 29 states, 23 states have (on average 1.173913043478261) internal successors, (27), 22 states have internal predecessors, (27), 4 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (4), 4 states have call predecessors, (4), 4 states have call successors, (4) [2025-04-29 10:54:13,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 29 states and 35 transitions. [2025-04-29 10:54:13,009 INFO L79 Accepts]: Start accepts. Automaton has 29 states and 35 transitions. Word has length 39 [2025-04-29 10:54:13,009 INFO L85 Accepts]: Finished accepts. word is rejected. [2025-04-29 10:54:13,009 INFO L485 AbstractCegarLoop]: Abstraction has 29 states and 35 transitions. [2025-04-29 10:54:13,010 INFO L486 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 2.857142857142857) internal successors, (20), 7 states have internal predecessors, (20), 1 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) [2025-04-29 10:54:13,010 INFO L278 IsEmpty]: Start isEmpty. Operand 29 states and 35 transitions. [2025-04-29 10:54:13,010 INFO L284 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2025-04-29 10:54:13,010 INFO L210 NwaCegarLoop]: Found error trace [2025-04-29 10:54:13,010 INFO L218 NwaCegarLoop]: trace histogram [4, 4, 4, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-04-29 10:54:13,010 WARN L466 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2025-04-29 10:54:13,011 INFO L403 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-04-29 10:54:13,012 INFO L155 PredicateUnifier]: Initialized classic predicate unifier [2025-04-29 10:54:13,012 INFO L85 PathProgramCache]: Analyzing trace with hash -39656676, now seen corresponding path program 1 times [2025-04-29 10:54:13,012 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-04-29 10:54:13,012 INFO L324 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [931776660] [2025-04-29 10:54:13,012 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-04-29 10:54:13,012 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-04-29 10:54:13,027 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 39 statements into 1 equivalence classes. [2025-04-29 10:54:13,042 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 39 of 39 statements. [2025-04-29 10:54:13,042 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-04-29 10:54:13,042 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-04-29 10:54:13,186 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 12 proven. 1 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2025-04-29 10:54:13,187 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-04-29 10:54:13,187 INFO L324 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [931776660] [2025-04-29 10:54:13,187 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [931776660] provided 0 perfect and 1 imperfect interpolant sequences [2025-04-29 10:54:13,187 INFO L324 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [968684126] [2025-04-29 10:54:13,187 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-04-29 10:54:13,187 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-04-29 10:54:13,187 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-04-29 10:54:13,189 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-04-29 10:54:13,204 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2025-04-29 10:54:13,269 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 39 statements into 1 equivalence classes. [2025-04-29 10:54:13,303 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 39 of 39 statements. [2025-04-29 10:54:13,303 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-04-29 10:54:13,303 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-04-29 10:54:13,306 INFO L256 TraceCheckSpWp]: Trace formula consists of 349 conjuncts, 9 conjuncts are in the unsatisfiable core [2025-04-29 10:54:13,307 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-04-29 10:54:13,336 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2025-04-29 10:54:13,336 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2025-04-29 10:54:13,336 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [968684126] provided 1 perfect and 0 imperfect interpolant sequences [2025-04-29 10:54:13,336 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2025-04-29 10:54:13,337 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [8] total 9 [2025-04-29 10:54:13,337 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1978806752] [2025-04-29 10:54:13,337 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-04-29 10:54:13,337 INFO L562 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2025-04-29 10:54:13,337 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-04-29 10:54:13,338 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2025-04-29 10:54:13,338 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2025-04-29 10:54:13,338 INFO L87 Difference]: Start difference. First operand 29 states and 35 transitions. Second operand has 6 states, 6 states have (on average 4.0) internal successors, (24), 6 states have internal predecessors, (24), 1 states have call successors, (4), 1 states have call predecessors, (4), 2 states have return successors, (4), 2 states have call predecessors, (4), 1 states have call successors, (4) [2025-04-29 10:54:13,398 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-04-29 10:54:13,398 INFO L93 Difference]: Finished difference Result 44 states and 52 transitions. [2025-04-29 10:54:13,398 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-04-29 10:54:13,399 INFO L79 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 4.0) internal successors, (24), 6 states have internal predecessors, (24), 1 states have call successors, (4), 1 states have call predecessors, (4), 2 states have return successors, (4), 2 states have call predecessors, (4), 1 states have call successors, (4) Word has length 39 [2025-04-29 10:54:13,399 INFO L85 Accepts]: Finished accepts. some prefix is accepted. [2025-04-29 10:54:13,399 INFO L225 Difference]: With dead ends: 44 [2025-04-29 10:54:13,399 INFO L226 Difference]: Without dead ends: 34 [2025-04-29 10:54:13,399 INFO L436 NwaCegarLoop]: 0 DeclaredPredicates, 49 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=29, Invalid=103, Unknown=0, NotChecked=0, Total=132 [2025-04-29 10:54:13,400 INFO L437 NwaCegarLoop]: 24 mSDtfsCounter, 30 mSDsluCounter, 67 mSDsCounter, 0 mSdLazyCounter, 45 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 30 SdHoareTripleChecker+Valid, 91 SdHoareTripleChecker+Invalid, 45 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 45 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2025-04-29 10:54:13,400 INFO L438 NwaCegarLoop]: SdHoareTripleChecker [30 Valid, 91 Invalid, 45 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 45 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2025-04-29 10:54:13,401 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 34 states. [2025-04-29 10:54:13,403 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 34 to 31. [2025-04-29 10:54:13,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 31 states, 25 states have (on average 1.16) internal successors, (29), 24 states have internal predecessors, (29), 4 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (4), 4 states have call predecessors, (4), 4 states have call successors, (4) [2025-04-29 10:54:13,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 31 states and 37 transitions. [2025-04-29 10:54:13,405 INFO L79 Accepts]: Start accepts. Automaton has 31 states and 37 transitions. Word has length 39 [2025-04-29 10:54:13,405 INFO L85 Accepts]: Finished accepts. word is rejected. [2025-04-29 10:54:13,406 INFO L485 AbstractCegarLoop]: Abstraction has 31 states and 37 transitions. [2025-04-29 10:54:13,406 INFO L486 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 4.0) internal successors, (24), 6 states have internal predecessors, (24), 1 states have call successors, (4), 1 states have call predecessors, (4), 2 states have return successors, (4), 2 states have call predecessors, (4), 1 states have call successors, (4) [2025-04-29 10:54:13,406 INFO L278 IsEmpty]: Start isEmpty. Operand 31 states and 37 transitions. [2025-04-29 10:54:13,408 INFO L284 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2025-04-29 10:54:13,408 INFO L210 NwaCegarLoop]: Found error trace [2025-04-29 10:54:13,408 INFO L218 NwaCegarLoop]: trace histogram [4, 4, 4, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-04-29 10:54:13,415 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2025-04-29 10:54:13,612 WARN L466 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-04-29 10:54:13,612 INFO L403 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-04-29 10:54:13,613 INFO L155 PredicateUnifier]: Initialized classic predicate unifier [2025-04-29 10:54:13,613 INFO L85 PathProgramCache]: Analyzing trace with hash 564734741, now seen corresponding path program 1 times [2025-04-29 10:54:13,613 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-04-29 10:54:13,613 INFO L324 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1310066465] [2025-04-29 10:54:13,613 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-04-29 10:54:13,613 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-04-29 10:54:13,633 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 43 statements into 1 equivalence classes. [2025-04-29 10:54:13,651 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 43 of 43 statements. [2025-04-29 10:54:13,651 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-04-29 10:54:13,651 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-04-29 10:54:14,113 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 21 proven. 3 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2025-04-29 10:54:14,113 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-04-29 10:54:14,113 INFO L324 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1310066465] [2025-04-29 10:54:14,114 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1310066465] provided 0 perfect and 1 imperfect interpolant sequences [2025-04-29 10:54:14,114 INFO L324 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [305433573] [2025-04-29 10:54:14,114 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-04-29 10:54:14,114 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-04-29 10:54:14,114 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-04-29 10:54:14,116 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-04-29 10:54:14,117 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2025-04-29 10:54:14,191 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 43 statements into 1 equivalence classes. [2025-04-29 10:54:14,226 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 43 of 43 statements. [2025-04-29 10:54:14,226 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-04-29 10:54:14,226 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-04-29 10:54:14,228 INFO L256 TraceCheckSpWp]: Trace formula consists of 359 conjuncts, 23 conjuncts are in the unsatisfiable core [2025-04-29 10:54:14,230 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-04-29 10:54:14,287 INFO L354 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2025-04-29 10:54:14,352 INFO L354 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 8 [2025-04-29 10:54:14,354 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 19 proven. 5 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2025-04-29 10:54:14,354 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-04-29 10:54:14,475 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 19 proven. 5 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2025-04-29 10:54:14,476 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [305433573] provided 0 perfect and 2 imperfect interpolant sequences [2025-04-29 10:54:14,476 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-04-29 10:54:14,476 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 10, 10] total 20 [2025-04-29 10:54:14,476 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [7329230] [2025-04-29 10:54:14,476 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-04-29 10:54:14,476 INFO L562 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2025-04-29 10:54:14,476 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-04-29 10:54:14,477 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2025-04-29 10:54:14,477 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=50, Invalid=330, Unknown=0, NotChecked=0, Total=380 [2025-04-29 10:54:14,477 INFO L87 Difference]: Start difference. First operand 31 states and 37 transitions. Second operand has 20 states, 20 states have (on average 2.35) internal successors, (47), 17 states have internal predecessors, (47), 3 states have call successors, (6), 4 states have call predecessors, (6), 6 states have return successors, (7), 5 states have call predecessors, (7), 3 states have call successors, (7) [2025-04-29 10:54:14,848 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-04-29 10:54:14,849 INFO L93 Difference]: Finished difference Result 52 states and 61 transitions. [2025-04-29 10:54:14,849 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2025-04-29 10:54:14,849 INFO L79 Accepts]: Start accepts. Automaton has has 20 states, 20 states have (on average 2.35) internal successors, (47), 17 states have internal predecessors, (47), 3 states have call successors, (6), 4 states have call predecessors, (6), 6 states have return successors, (7), 5 states have call predecessors, (7), 3 states have call successors, (7) Word has length 43 [2025-04-29 10:54:14,850 INFO L85 Accepts]: Finished accepts. some prefix is accepted. [2025-04-29 10:54:14,851 INFO L225 Difference]: With dead ends: 52 [2025-04-29 10:54:14,851 INFO L226 Difference]: Without dead ends: 40 [2025-04-29 10:54:14,852 INFO L436 NwaCegarLoop]: 0 DeclaredPredicates, 115 GetRequests, 82 SyntacticMatches, 0 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 151 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=248, Invalid=942, Unknown=0, NotChecked=0, Total=1190 [2025-04-29 10:54:14,852 INFO L437 NwaCegarLoop]: 25 mSDtfsCounter, 69 mSDsluCounter, 187 mSDsCounter, 0 mSdLazyCounter, 186 mSolverCounterSat, 38 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 69 SdHoareTripleChecker+Valid, 212 SdHoareTripleChecker+Invalid, 224 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 38 IncrementalHoareTripleChecker+Valid, 186 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2025-04-29 10:54:14,852 INFO L438 NwaCegarLoop]: SdHoareTripleChecker [69 Valid, 212 Invalid, 224 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [38 Valid, 186 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2025-04-29 10:54:14,853 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 40 states. [2025-04-29 10:54:14,857 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 40 to 35. [2025-04-29 10:54:14,857 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 35 states, 28 states have (on average 1.1428571428571428) internal successors, (32), 28 states have internal predecessors, (32), 4 states have call successors, (4), 2 states have call predecessors, (4), 2 states have return successors, (5), 4 states have call predecessors, (5), 4 states have call successors, (5) [2025-04-29 10:54:14,858 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 35 states and 41 transitions. [2025-04-29 10:54:14,858 INFO L79 Accepts]: Start accepts. Automaton has 35 states and 41 transitions. Word has length 43 [2025-04-29 10:54:14,858 INFO L85 Accepts]: Finished accepts. word is rejected. [2025-04-29 10:54:14,858 INFO L485 AbstractCegarLoop]: Abstraction has 35 states and 41 transitions. [2025-04-29 10:54:14,858 INFO L486 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 20 states have (on average 2.35) internal successors, (47), 17 states have internal predecessors, (47), 3 states have call successors, (6), 4 states have call predecessors, (6), 6 states have return successors, (7), 5 states have call predecessors, (7), 3 states have call successors, (7) [2025-04-29 10:54:14,858 INFO L278 IsEmpty]: Start isEmpty. Operand 35 states and 41 transitions. [2025-04-29 10:54:14,859 INFO L284 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2025-04-29 10:54:14,859 INFO L210 NwaCegarLoop]: Found error trace [2025-04-29 10:54:14,859 INFO L218 NwaCegarLoop]: trace histogram [4, 4, 4, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-04-29 10:54:14,865 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2025-04-29 10:54:15,063 WARN L466 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-04-29 10:54:15,063 INFO L403 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-04-29 10:54:15,063 INFO L155 PredicateUnifier]: Initialized classic predicate unifier [2025-04-29 10:54:15,063 INFO L85 PathProgramCache]: Analyzing trace with hash -2120965040, now seen corresponding path program 2 times [2025-04-29 10:54:15,063 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-04-29 10:54:15,063 INFO L324 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1234119307] [2025-04-29 10:54:15,064 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2025-04-29 10:54:15,064 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-04-29 10:54:15,080 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 partitioned 44 statements into 2 equivalence classes. [2025-04-29 10:54:15,100 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) and asserted 44 of 44 statements. [2025-04-29 10:54:15,100 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2025-04-29 10:54:15,100 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-04-29 10:54:15,417 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 24 proven. 2 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2025-04-29 10:54:15,417 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-04-29 10:54:15,418 INFO L324 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1234119307] [2025-04-29 10:54:15,418 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1234119307] provided 0 perfect and 1 imperfect interpolant sequences [2025-04-29 10:54:15,418 INFO L324 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [585689989] [2025-04-29 10:54:15,418 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2025-04-29 10:54:15,418 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-04-29 10:54:15,418 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-04-29 10:54:15,420 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-04-29 10:54:15,421 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2025-04-29 10:54:15,494 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 partitioned 44 statements into 2 equivalence classes. [2025-04-29 10:54:15,538 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) and asserted 44 of 44 statements. [2025-04-29 10:54:15,538 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2025-04-29 10:54:15,538 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-04-29 10:54:15,540 INFO L256 TraceCheckSpWp]: Trace formula consists of 364 conjuncts, 33 conjuncts are in the unsatisfiable core [2025-04-29 10:54:15,543 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-04-29 10:54:15,566 INFO L354 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2025-04-29 10:54:15,618 INFO L354 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 8 [2025-04-29 10:54:15,632 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 24 proven. 2 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2025-04-29 10:54:15,632 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-04-29 10:54:15,795 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 20 proven. 6 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2025-04-29 10:54:15,795 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [585689989] provided 0 perfect and 2 imperfect interpolant sequences [2025-04-29 10:54:15,795 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-04-29 10:54:15,795 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 12, 11] total 18 [2025-04-29 10:54:15,795 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1965153010] [2025-04-29 10:54:15,795 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-04-29 10:54:15,795 INFO L562 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2025-04-29 10:54:15,795 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-04-29 10:54:15,796 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2025-04-29 10:54:15,796 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=52, Invalid=254, Unknown=0, NotChecked=0, Total=306 [2025-04-29 10:54:15,796 INFO L87 Difference]: Start difference. First operand 35 states and 41 transitions. Second operand has 18 states, 18 states have (on average 2.5) internal successors, (45), 17 states have internal predecessors, (45), 2 states have call successors, (5), 3 states have call predecessors, (5), 4 states have return successors, (5), 4 states have call predecessors, (5), 2 states have call successors, (5) [2025-04-29 10:54:16,041 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-04-29 10:54:16,041 INFO L93 Difference]: Finished difference Result 56 states and 65 transitions. [2025-04-29 10:54:16,042 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2025-04-29 10:54:16,042 INFO L79 Accepts]: Start accepts. Automaton has has 18 states, 18 states have (on average 2.5) internal successors, (45), 17 states have internal predecessors, (45), 2 states have call successors, (5), 3 states have call predecessors, (5), 4 states have return successors, (5), 4 states have call predecessors, (5), 2 states have call successors, (5) Word has length 44 [2025-04-29 10:54:16,042 INFO L85 Accepts]: Finished accepts. some prefix is accepted. [2025-04-29 10:54:16,042 INFO L225 Difference]: With dead ends: 56 [2025-04-29 10:54:16,042 INFO L226 Difference]: Without dead ends: 46 [2025-04-29 10:54:16,043 INFO L436 NwaCegarLoop]: 0 DeclaredPredicates, 108 GetRequests, 83 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 102 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=149, Invalid=553, Unknown=0, NotChecked=0, Total=702 [2025-04-29 10:54:16,043 INFO L437 NwaCegarLoop]: 23 mSDtfsCounter, 90 mSDsluCounter, 148 mSDsCounter, 0 mSdLazyCounter, 211 mSolverCounterSat, 33 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 90 SdHoareTripleChecker+Valid, 171 SdHoareTripleChecker+Invalid, 244 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 33 IncrementalHoareTripleChecker+Valid, 211 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2025-04-29 10:54:16,043 INFO L438 NwaCegarLoop]: SdHoareTripleChecker [90 Valid, 171 Invalid, 244 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [33 Valid, 211 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2025-04-29 10:54:16,044 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 46 states. [2025-04-29 10:54:16,047 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 46 to 39. [2025-04-29 10:54:16,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 39 states, 32 states have (on average 1.125) internal successors, (36), 32 states have internal predecessors, (36), 4 states have call successors, (4), 2 states have call predecessors, (4), 2 states have return successors, (5), 4 states have call predecessors, (5), 4 states have call successors, (5) [2025-04-29 10:54:16,049 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 39 states and 45 transitions. [2025-04-29 10:54:16,049 INFO L79 Accepts]: Start accepts. Automaton has 39 states and 45 transitions. Word has length 44 [2025-04-29 10:54:16,050 INFO L85 Accepts]: Finished accepts. word is rejected. [2025-04-29 10:54:16,051 INFO L485 AbstractCegarLoop]: Abstraction has 39 states and 45 transitions. [2025-04-29 10:54:16,051 INFO L486 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 18 states have (on average 2.5) internal successors, (45), 17 states have internal predecessors, (45), 2 states have call successors, (5), 3 states have call predecessors, (5), 4 states have return successors, (5), 4 states have call predecessors, (5), 2 states have call successors, (5) [2025-04-29 10:54:16,051 INFO L278 IsEmpty]: Start isEmpty. Operand 39 states and 45 transitions. [2025-04-29 10:54:16,052 INFO L284 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2025-04-29 10:54:16,052 INFO L210 NwaCegarLoop]: Found error trace [2025-04-29 10:54:16,052 INFO L218 NwaCegarLoop]: trace histogram [4, 4, 4, 3, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-04-29 10:54:16,059 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2025-04-29 10:54:16,252 WARN L466 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,6 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-04-29 10:54:16,253 INFO L403 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-04-29 10:54:16,253 INFO L155 PredicateUnifier]: Initialized classic predicate unifier [2025-04-29 10:54:16,253 INFO L85 PathProgramCache]: Analyzing trace with hash -407948727, now seen corresponding path program 3 times [2025-04-29 10:54:16,253 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-04-29 10:54:16,253 INFO L324 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1677675850] [2025-04-29 10:54:16,253 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2025-04-29 10:54:16,254 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-04-29 10:54:16,267 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 partitioned 48 statements into 4 equivalence classes. [2025-04-29 10:54:16,284 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) and asserted 41 of 48 statements. [2025-04-29 10:54:16,285 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2025-04-29 10:54:16,285 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-04-29 10:54:16,912 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 19 proven. 7 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2025-04-29 10:54:16,913 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-04-29 10:54:16,913 INFO L324 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1677675850] [2025-04-29 10:54:16,913 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1677675850] provided 0 perfect and 1 imperfect interpolant sequences [2025-04-29 10:54:16,913 INFO L324 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [3200173] [2025-04-29 10:54:16,913 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2025-04-29 10:54:16,913 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-04-29 10:54:16,913 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-04-29 10:54:16,915 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-04-29 10:54:16,916 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2025-04-29 10:54:16,999 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 partitioned 48 statements into 4 equivalence classes. [2025-04-29 10:54:17,033 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) and asserted 41 of 48 statements. [2025-04-29 10:54:17,033 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2025-04-29 10:54:17,033 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-04-29 10:54:17,035 INFO L256 TraceCheckSpWp]: Trace formula consists of 302 conjuncts, 68 conjuncts are in the unsatisfiable core [2025-04-29 10:54:17,038 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-04-29 10:54:17,050 INFO L354 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2025-04-29 10:54:17,082 INFO L354 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2025-04-29 10:54:17,088 INFO L354 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2025-04-29 10:54:17,198 INFO L354 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 12 [2025-04-29 10:54:17,207 INFO L354 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 12 [2025-04-29 10:54:17,280 INFO L325 Elim1Store]: treesize reduction 4, result has 66.7 percent of original size [2025-04-29 10:54:17,281 INFO L354 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 15 treesize of output 15 [2025-04-29 10:54:17,290 INFO L354 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 29 [2025-04-29 10:54:17,294 INFO L354 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 29 [2025-04-29 10:54:17,639 INFO L325 Elim1Store]: treesize reduction 8, result has 83.7 percent of original size [2025-04-29 10:54:17,639 INFO L354 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 5 new quantified variables, introduced 6 case distinctions, treesize of input 71 treesize of output 86 [2025-04-29 10:54:17,674 INFO L325 Elim1Store]: treesize reduction 8, result has 83.7 percent of original size [2025-04-29 10:54:17,675 INFO L354 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 47 treesize of output 71 [2025-04-29 10:54:17,982 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 21 proven. 14 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2025-04-29 10:54:17,983 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-04-29 10:54:18,186 INFO L325 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2025-04-29 10:54:18,186 INFO L354 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 16 treesize of output 20 [2025-04-29 10:54:18,190 INFO L325 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2025-04-29 10:54:18,191 INFO L354 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 16 treesize of output 20 [2025-04-29 10:54:18,248 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [3200173] provided 0 perfect and 1 imperfect interpolant sequences [2025-04-29 10:54:18,248 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2025-04-29 10:54:18,249 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 15] total 23 [2025-04-29 10:54:18,249 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1994431899] [2025-04-29 10:54:18,249 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2025-04-29 10:54:18,249 INFO L562 AbstractCegarLoop]: INTERPOLANT automaton has 23 states [2025-04-29 10:54:18,249 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-04-29 10:54:18,250 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2025-04-29 10:54:18,250 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=73, Invalid=681, Unknown=2, NotChecked=0, Total=756 [2025-04-29 10:54:18,250 INFO L87 Difference]: Start difference. First operand 39 states and 45 transitions. Second operand has 23 states, 23 states have (on average 2.3043478260869565) internal successors, (53), 21 states have internal predecessors, (53), 3 states have call successors, (5), 2 states have call predecessors, (5), 5 states have return successors, (6), 5 states have call predecessors, (6), 3 states have call successors, (6) [2025-04-29 10:54:19,099 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-04-29 10:54:19,100 INFO L93 Difference]: Finished difference Result 72 states and 83 transitions. [2025-04-29 10:54:19,100 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2025-04-29 10:54:19,100 INFO L79 Accepts]: Start accepts. Automaton has has 23 states, 23 states have (on average 2.3043478260869565) internal successors, (53), 21 states have internal predecessors, (53), 3 states have call successors, (5), 2 states have call predecessors, (5), 5 states have return successors, (6), 5 states have call predecessors, (6), 3 states have call successors, (6) Word has length 48 [2025-04-29 10:54:19,100 INFO L85 Accepts]: Finished accepts. some prefix is accepted. [2025-04-29 10:54:19,101 INFO L225 Difference]: With dead ends: 72 [2025-04-29 10:54:19,101 INFO L226 Difference]: Without dead ends: 56 [2025-04-29 10:54:19,102 INFO L436 NwaCegarLoop]: 0 DeclaredPredicates, 100 GetRequests, 56 SyntacticMatches, 0 SemanticMatches, 44 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 336 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=252, Invalid=1816, Unknown=2, NotChecked=0, Total=2070 [2025-04-29 10:54:19,102 INFO L437 NwaCegarLoop]: 24 mSDtfsCounter, 89 mSDsluCounter, 230 mSDsCounter, 0 mSdLazyCounter, 414 mSolverCounterSat, 25 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 89 SdHoareTripleChecker+Valid, 254 SdHoareTripleChecker+Invalid, 439 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 25 IncrementalHoareTripleChecker+Valid, 414 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2025-04-29 10:54:19,102 INFO L438 NwaCegarLoop]: SdHoareTripleChecker [89 Valid, 254 Invalid, 439 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [25 Valid, 414 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2025-04-29 10:54:19,103 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 56 states. [2025-04-29 10:54:19,107 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 56 to 44. [2025-04-29 10:54:19,107 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 44 states, 37 states have (on average 1.1081081081081081) internal successors, (41), 37 states have internal predecessors, (41), 4 states have call successors, (4), 2 states have call predecessors, (4), 2 states have return successors, (5), 4 states have call predecessors, (5), 4 states have call successors, (5) [2025-04-29 10:54:19,107 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 44 states and 50 transitions. [2025-04-29 10:54:19,108 INFO L79 Accepts]: Start accepts. Automaton has 44 states and 50 transitions. Word has length 48 [2025-04-29 10:54:19,108 INFO L85 Accepts]: Finished accepts. word is rejected. [2025-04-29 10:54:19,108 INFO L485 AbstractCegarLoop]: Abstraction has 44 states and 50 transitions. [2025-04-29 10:54:19,108 INFO L486 AbstractCegarLoop]: INTERPOLANT automaton has has 23 states, 23 states have (on average 2.3043478260869565) internal successors, (53), 21 states have internal predecessors, (53), 3 states have call successors, (5), 2 states have call predecessors, (5), 5 states have return successors, (6), 5 states have call predecessors, (6), 3 states have call successors, (6) [2025-04-29 10:54:19,108 INFO L278 IsEmpty]: Start isEmpty. Operand 44 states and 50 transitions. [2025-04-29 10:54:19,108 INFO L284 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2025-04-29 10:54:19,108 INFO L210 NwaCegarLoop]: Found error trace [2025-04-29 10:54:19,109 INFO L218 NwaCegarLoop]: trace histogram [4, 4, 4, 4, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-04-29 10:54:19,115 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2025-04-29 10:54:19,309 WARN L466 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,7 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-04-29 10:54:19,309 INFO L403 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-04-29 10:54:19,310 INFO L155 PredicateUnifier]: Initialized classic predicate unifier [2025-04-29 10:54:19,310 INFO L85 PathProgramCache]: Analyzing trace with hash -582363929, now seen corresponding path program 4 times [2025-04-29 10:54:19,310 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-04-29 10:54:19,310 INFO L324 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1494428351] [2025-04-29 10:54:19,310 INFO L95 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2025-04-29 10:54:19,310 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-04-29 10:54:19,322 INFO L108 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST partitioned 53 statements into 2 equivalence classes. [2025-04-29 10:54:19,337 INFO L111 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 1 check-sat command(s) and asserted 49 of 53 statements. [2025-04-29 10:54:19,337 INFO L114 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 1 check-sat command(s) [2025-04-29 10:54:19,337 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-04-29 10:54:20,715 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 22 proven. 29 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2025-04-29 10:54:20,715 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-04-29 10:54:20,715 INFO L324 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1494428351] [2025-04-29 10:54:20,716 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1494428351] provided 0 perfect and 1 imperfect interpolant sequences [2025-04-29 10:54:20,716 INFO L324 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [408502262] [2025-04-29 10:54:20,716 INFO L95 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2025-04-29 10:54:20,716 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-04-29 10:54:20,716 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-04-29 10:54:20,718 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-04-29 10:54:20,718 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2025-04-29 10:54:20,796 INFO L108 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST partitioned 53 statements into 2 equivalence classes. [2025-04-29 10:54:20,831 INFO L111 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 1 check-sat command(s) and asserted 49 of 53 statements. [2025-04-29 10:54:20,832 INFO L114 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 1 check-sat command(s) [2025-04-29 10:54:20,832 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-04-29 10:54:20,835 INFO L256 TraceCheckSpWp]: Trace formula consists of 377 conjuncts, 100 conjuncts are in the unsatisfiable core [2025-04-29 10:54:20,840 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-04-29 10:54:20,861 INFO L354 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2025-04-29 10:54:20,870 INFO L354 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2025-04-29 10:54:20,948 INFO L354 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 12 [2025-04-29 10:54:20,956 INFO L354 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2025-04-29 10:54:21,051 INFO L325 Elim1Store]: treesize reduction 21, result has 44.7 percent of original size [2025-04-29 10:54:21,051 INFO L354 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 21 treesize of output 24 [2025-04-29 10:54:21,068 INFO L325 Elim1Store]: treesize reduction 30, result has 37.5 percent of original size [2025-04-29 10:54:21,068 INFO L354 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 21 treesize of output 29 [2025-04-29 10:54:21,159 INFO L354 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 14 [2025-04-29 10:54:21,166 INFO L354 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 14 [2025-04-29 10:54:21,267 INFO L325 Elim1Store]: treesize reduction 25, result has 45.7 percent of original size [2025-04-29 10:54:21,268 INFO L354 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 22 treesize of output 27 [2025-04-29 10:54:21,276 INFO L189 IndexEqualityManager]: detected not equals via solver [2025-04-29 10:54:21,282 INFO L325 Elim1Store]: treesize reduction 31, result has 13.9 percent of original size [2025-04-29 10:54:21,282 INFO L354 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 62 treesize of output 47 [2025-04-29 10:54:21,294 INFO L325 Elim1Store]: treesize reduction 8, result has 75.8 percent of original size [2025-04-29 10:54:21,294 INFO L354 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 32 treesize of output 34 [2025-04-29 10:54:21,553 INFO L354 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 7 [2025-04-29 10:54:21,650 INFO L325 Elim1Store]: treesize reduction 32, result has 3.0 percent of original size [2025-04-29 10:54:21,651 INFO L354 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 5 new quantified variables, introduced 3 case distinctions, treesize of input 80 treesize of output 26 [2025-04-29 10:54:21,677 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 18 proven. 33 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2025-04-29 10:54:21,677 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-04-29 10:54:21,862 INFO L325 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2025-04-29 10:54:21,862 INFO L354 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 46 treesize of output 45 [2025-04-29 10:54:21,866 INFO L325 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2025-04-29 10:54:21,866 INFO L354 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 36 treesize of output 40 [2025-04-29 10:54:21,914 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [408502262] provided 0 perfect and 1 imperfect interpolant sequences [2025-04-29 10:54:21,914 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2025-04-29 10:54:21,914 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [24, 24] total 36 [2025-04-29 10:54:21,914 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1055975971] [2025-04-29 10:54:21,914 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2025-04-29 10:54:21,914 INFO L562 AbstractCegarLoop]: INTERPOLANT automaton has 36 states [2025-04-29 10:54:21,914 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-04-29 10:54:21,915 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 36 interpolants. [2025-04-29 10:54:21,915 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=125, Invalid=1515, Unknown=0, NotChecked=0, Total=1640 [2025-04-29 10:54:21,915 INFO L87 Difference]: Start difference. First operand 44 states and 50 transitions. Second operand has 36 states, 36 states have (on average 1.9166666666666667) internal successors, (69), 33 states have internal predecessors, (69), 5 states have call successors, (5), 4 states have call predecessors, (5), 6 states have return successors, (6), 6 states have call predecessors, (6), 5 states have call successors, (6) [2025-04-29 10:54:27,996 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-04-29 10:54:27,996 INFO L93 Difference]: Finished difference Result 75 states and 86 transitions. [2025-04-29 10:54:27,996 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2025-04-29 10:54:27,996 INFO L79 Accepts]: Start accepts. Automaton has has 36 states, 36 states have (on average 1.9166666666666667) internal successors, (69), 33 states have internal predecessors, (69), 5 states have call successors, (5), 4 states have call predecessors, (5), 6 states have return successors, (6), 6 states have call predecessors, (6), 5 states have call successors, (6) Word has length 53 [2025-04-29 10:54:27,997 INFO L85 Accepts]: Finished accepts. some prefix is accepted. [2025-04-29 10:54:27,997 INFO L225 Difference]: With dead ends: 75 [2025-04-29 10:54:27,997 INFO L226 Difference]: Without dead ends: 65 [2025-04-29 10:54:27,998 INFO L436 NwaCegarLoop]: 0 DeclaredPredicates, 126 GetRequests, 63 SyntacticMatches, 0 SemanticMatches, 63 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 974 ImplicationChecksByTransitivity, 6.4s TimeCoverageRelationStatistics Valid=483, Invalid=3677, Unknown=0, NotChecked=0, Total=4160 [2025-04-29 10:54:27,999 INFO L437 NwaCegarLoop]: 24 mSDtfsCounter, 165 mSDsluCounter, 329 mSDsCounter, 0 mSdLazyCounter, 716 mSolverCounterSat, 38 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 165 SdHoareTripleChecker+Valid, 353 SdHoareTripleChecker+Invalid, 754 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 38 IncrementalHoareTripleChecker+Valid, 716 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2025-04-29 10:54:27,999 INFO L438 NwaCegarLoop]: SdHoareTripleChecker [165 Valid, 353 Invalid, 754 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [38 Valid, 716 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2025-04-29 10:54:27,999 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 65 states. [2025-04-29 10:54:28,007 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 65 to 48. [2025-04-29 10:54:28,007 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 48 states, 41 states have (on average 1.0975609756097562) internal successors, (45), 41 states have internal predecessors, (45), 4 states have call successors, (4), 2 states have call predecessors, (4), 2 states have return successors, (5), 4 states have call predecessors, (5), 4 states have call successors, (5) [2025-04-29 10:54:28,007 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 48 states and 54 transitions. [2025-04-29 10:54:28,007 INFO L79 Accepts]: Start accepts. Automaton has 48 states and 54 transitions. Word has length 53 [2025-04-29 10:54:28,008 INFO L85 Accepts]: Finished accepts. word is rejected. [2025-04-29 10:54:28,008 INFO L485 AbstractCegarLoop]: Abstraction has 48 states and 54 transitions. [2025-04-29 10:54:28,008 INFO L486 AbstractCegarLoop]: INTERPOLANT automaton has has 36 states, 36 states have (on average 1.9166666666666667) internal successors, (69), 33 states have internal predecessors, (69), 5 states have call successors, (5), 4 states have call predecessors, (5), 6 states have return successors, (6), 6 states have call predecessors, (6), 5 states have call successors, (6) [2025-04-29 10:54:28,008 INFO L278 IsEmpty]: Start isEmpty. Operand 48 states and 54 transitions. [2025-04-29 10:54:28,008 INFO L284 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2025-04-29 10:54:28,008 INFO L210 NwaCegarLoop]: Found error trace [2025-04-29 10:54:28,008 INFO L218 NwaCegarLoop]: trace histogram [5, 4, 4, 4, 4, 4, 4, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-04-29 10:54:28,015 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Ended with exit code 0 [2025-04-29 10:54:28,209 WARN L466 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,8 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-04-29 10:54:28,209 INFO L403 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-04-29 10:54:28,209 INFO L155 PredicateUnifier]: Initialized classic predicate unifier [2025-04-29 10:54:28,209 INFO L85 PathProgramCache]: Analyzing trace with hash 228343648, now seen corresponding path program 5 times [2025-04-29 10:54:28,210 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-04-29 10:54:28,210 INFO L324 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1035918632] [2025-04-29 10:54:28,210 INFO L95 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2025-04-29 10:54:28,210 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-04-29 10:54:28,221 INFO L108 AnnotateAndAsserter]: Assert order INSIDE_LOOP_FIRST1 partitioned 57 statements into 5 equivalence classes. [2025-04-29 10:54:28,241 INFO L111 AnnotateAndAsserter]: Assert order INSIDE_LOOP_FIRST1 issued 5 check-sat command(s) and asserted 57 of 57 statements. [2025-04-29 10:54:28,241 INFO L114 AnnotateAndAsserter]: Assert order INSIDE_LOOP_FIRST1 issued 5 check-sat command(s) [2025-04-29 10:54:28,241 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-04-29 10:54:29,225 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 42 proven. 28 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2025-04-29 10:54:29,226 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-04-29 10:54:29,226 INFO L324 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1035918632] [2025-04-29 10:54:29,226 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1035918632] provided 0 perfect and 1 imperfect interpolant sequences [2025-04-29 10:54:29,226 INFO L324 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [952680633] [2025-04-29 10:54:29,226 INFO L95 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2025-04-29 10:54:29,226 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-04-29 10:54:29,226 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-04-29 10:54:29,228 INFO L229 MonitoredProcess]: Starting monitored process 9 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-04-29 10:54:29,230 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2025-04-29 10:54:29,309 INFO L108 AnnotateAndAsserter]: Assert order INSIDE_LOOP_FIRST1 partitioned 57 statements into 5 equivalence classes. [2025-04-29 10:54:29,381 INFO L111 AnnotateAndAsserter]: Assert order INSIDE_LOOP_FIRST1 issued 5 check-sat command(s) and asserted 57 of 57 statements. [2025-04-29 10:54:29,381 INFO L114 AnnotateAndAsserter]: Assert order INSIDE_LOOP_FIRST1 issued 5 check-sat command(s) [2025-04-29 10:54:29,381 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-04-29 10:54:29,383 INFO L256 TraceCheckSpWp]: Trace formula consists of 399 conjuncts, 90 conjuncts are in the unsatisfiable core [2025-04-29 10:54:29,385 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-04-29 10:54:29,404 INFO L354 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2025-04-29 10:54:29,434 INFO L354 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2025-04-29 10:54:29,559 INFO L354 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 12 [2025-04-29 10:54:29,567 INFO L354 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2025-04-29 10:54:29,637 INFO L325 Elim1Store]: treesize reduction 4, result has 66.7 percent of original size [2025-04-29 10:54:29,637 INFO L354 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 15 treesize of output 15 [2025-04-29 10:54:29,640 INFO L354 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2025-04-29 10:54:30,029 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 38 proven. 28 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2025-04-29 10:54:30,030 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-04-29 10:54:30,418 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 13 proven. 28 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2025-04-29 10:54:30,418 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [952680633] provided 0 perfect and 2 imperfect interpolant sequences [2025-04-29 10:54:30,418 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-04-29 10:54:30,418 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [23, 21, 12] total 48 [2025-04-29 10:54:30,419 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [692750360] [2025-04-29 10:54:30,419 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-04-29 10:54:30,420 INFO L562 AbstractCegarLoop]: INTERPOLANT automaton has 48 states [2025-04-29 10:54:30,420 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-04-29 10:54:30,421 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 48 interpolants. [2025-04-29 10:54:30,421 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=152, Invalid=2104, Unknown=0, NotChecked=0, Total=2256 [2025-04-29 10:54:30,421 INFO L87 Difference]: Start difference. First operand 48 states and 54 transitions. Second operand has 48 states, 48 states have (on average 2.0208333333333335) internal successors, (97), 42 states have internal predecessors, (97), 4 states have call successors, (8), 5 states have call predecessors, (8), 6 states have return successors, (9), 6 states have call predecessors, (9), 4 states have call successors, (9) [2025-04-29 10:54:31,846 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-04-29 10:54:31,847 INFO L93 Difference]: Finished difference Result 79 states and 86 transitions. [2025-04-29 10:54:31,847 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2025-04-29 10:54:31,847 INFO L79 Accepts]: Start accepts. Automaton has has 48 states, 48 states have (on average 2.0208333333333335) internal successors, (97), 42 states have internal predecessors, (97), 4 states have call successors, (8), 5 states have call predecessors, (8), 6 states have return successors, (9), 6 states have call predecessors, (9), 4 states have call successors, (9) Word has length 57 [2025-04-29 10:54:31,847 INFO L85 Accepts]: Finished accepts. some prefix is accepted. [2025-04-29 10:54:31,848 INFO L225 Difference]: With dead ends: 79 [2025-04-29 10:54:31,848 INFO L226 Difference]: Without dead ends: 55 [2025-04-29 10:54:31,849 INFO L436 NwaCegarLoop]: 0 DeclaredPredicates, 158 GetRequests, 90 SyntacticMatches, 0 SemanticMatches, 68 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1070 ImplicationChecksByTransitivity, 1.8s TimeCoverageRelationStatistics Valid=429, Invalid=4401, Unknown=0, NotChecked=0, Total=4830 [2025-04-29 10:54:31,849 INFO L437 NwaCegarLoop]: 19 mSDtfsCounter, 159 mSDsluCounter, 338 mSDsCounter, 0 mSdLazyCounter, 865 mSolverCounterSat, 52 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 159 SdHoareTripleChecker+Valid, 357 SdHoareTripleChecker+Invalid, 917 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 52 IncrementalHoareTripleChecker+Valid, 865 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2025-04-29 10:54:31,849 INFO L438 NwaCegarLoop]: SdHoareTripleChecker [159 Valid, 357 Invalid, 917 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [52 Valid, 865 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2025-04-29 10:54:31,849 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 55 states. [2025-04-29 10:54:31,855 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 55 to 49. [2025-04-29 10:54:31,855 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 49 states, 42 states have (on average 1.0714285714285714) internal successors, (45), 42 states have internal predecessors, (45), 4 states have call successors, (4), 2 states have call predecessors, (4), 2 states have return successors, (4), 4 states have call predecessors, (4), 4 states have call successors, (4) [2025-04-29 10:54:31,855 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 49 states and 53 transitions. [2025-04-29 10:54:31,856 INFO L79 Accepts]: Start accepts. Automaton has 49 states and 53 transitions. Word has length 57 [2025-04-29 10:54:31,856 INFO L85 Accepts]: Finished accepts. word is rejected. [2025-04-29 10:54:31,856 INFO L485 AbstractCegarLoop]: Abstraction has 49 states and 53 transitions. [2025-04-29 10:54:31,856 INFO L486 AbstractCegarLoop]: INTERPOLANT automaton has has 48 states, 48 states have (on average 2.0208333333333335) internal successors, (97), 42 states have internal predecessors, (97), 4 states have call successors, (8), 5 states have call predecessors, (8), 6 states have return successors, (9), 6 states have call predecessors, (9), 4 states have call successors, (9) [2025-04-29 10:54:31,856 INFO L278 IsEmpty]: Start isEmpty. Operand 49 states and 53 transitions. [2025-04-29 10:54:31,856 INFO L284 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2025-04-29 10:54:31,856 INFO L210 NwaCegarLoop]: Found error trace [2025-04-29 10:54:31,856 INFO L218 NwaCegarLoop]: trace histogram [5, 4, 4, 4, 4, 4, 4, 4, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-04-29 10:54:31,862 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Forceful destruction successful, exit code 0 [2025-04-29 10:54:32,056 WARN L466 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable8 [2025-04-29 10:54:32,057 INFO L403 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-04-29 10:54:32,057 INFO L155 PredicateUnifier]: Initialized classic predicate unifier [2025-04-29 10:54:32,057 INFO L85 PathProgramCache]: Analyzing trace with hash 554792283, now seen corresponding path program 6 times [2025-04-29 10:54:32,057 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-04-29 10:54:32,057 INFO L324 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [309185768] [2025-04-29 10:54:32,057 INFO L95 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2025-04-29 10:54:32,057 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-04-29 10:54:32,069 INFO L108 AnnotateAndAsserter]: Assert order MIX_INSIDE_OUTSIDE partitioned 58 statements into 5 equivalence classes. [2025-04-29 10:54:32,089 INFO L111 AnnotateAndAsserter]: Assert order MIX_INSIDE_OUTSIDE issued 5 check-sat command(s) and asserted 58 of 58 statements. [2025-04-29 10:54:32,089 INFO L114 AnnotateAndAsserter]: Assert order MIX_INSIDE_OUTSIDE issued 5 check-sat command(s) [2025-04-29 10:54:32,089 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-04-29 10:54:34,532 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 20 proven. 54 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2025-04-29 10:54:34,532 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-04-29 10:54:34,533 INFO L324 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [309185768] [2025-04-29 10:54:34,533 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [309185768] provided 0 perfect and 1 imperfect interpolant sequences [2025-04-29 10:54:34,533 INFO L324 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1163230080] [2025-04-29 10:54:34,533 INFO L95 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2025-04-29 10:54:34,533 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-04-29 10:54:34,533 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-04-29 10:54:34,534 INFO L229 MonitoredProcess]: Starting monitored process 10 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-04-29 10:54:34,535 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2025-04-29 10:54:34,615 INFO L108 AnnotateAndAsserter]: Assert order MIX_INSIDE_OUTSIDE partitioned 58 statements into 5 equivalence classes. [2025-04-29 10:54:34,672 INFO L111 AnnotateAndAsserter]: Assert order MIX_INSIDE_OUTSIDE issued 5 check-sat command(s) and asserted 58 of 58 statements. [2025-04-29 10:54:34,673 INFO L114 AnnotateAndAsserter]: Assert order MIX_INSIDE_OUTSIDE issued 5 check-sat command(s) [2025-04-29 10:54:34,673 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-04-29 10:54:34,676 INFO L256 TraceCheckSpWp]: Trace formula consists of 404 conjuncts, 146 conjuncts are in the unsatisfiable core [2025-04-29 10:54:34,679 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-04-29 10:54:34,684 INFO L354 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2025-04-29 10:54:34,722 INFO L354 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 7 [2025-04-29 10:54:34,825 INFO L354 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2025-04-29 10:54:34,831 INFO L354 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2025-04-29 10:54:34,913 INFO L325 Elim1Store]: treesize reduction 30, result has 37.5 percent of original size [2025-04-29 10:54:34,913 INFO L354 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 21 treesize of output 29 [2025-04-29 10:54:34,920 INFO L354 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 15 [2025-04-29 10:54:35,084 INFO L354 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 12 [2025-04-29 10:54:35,093 INFO L354 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 12 [2025-04-29 10:54:35,241 INFO L189 IndexEqualityManager]: detected not equals via solver [2025-04-29 10:54:35,243 INFO L354 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 53 treesize of output 36 [2025-04-29 10:54:35,249 INFO L189 IndexEqualityManager]: detected not equals via solver [2025-04-29 10:54:35,259 INFO L325 Elim1Store]: treesize reduction 42, result has 38.2 percent of original size [2025-04-29 10:54:35,259 INFO L354 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 34 treesize of output 49 [2025-04-29 10:54:35,266 INFO L354 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 19 [2025-04-29 10:54:35,272 INFO L189 IndexEqualityManager]: detected not equals via solver [2025-04-29 10:54:35,273 INFO L354 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 15 [2025-04-29 10:54:35,370 INFO L354 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 12 [2025-04-29 10:54:35,375 INFO L354 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 12 [2025-04-29 10:54:35,484 INFO L189 IndexEqualityManager]: detected not equals via solver [2025-04-29 10:54:35,491 INFO L325 Elim1Store]: treesize reduction 29, result has 14.7 percent of original size [2025-04-29 10:54:35,491 INFO L354 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 117 treesize of output 70 [2025-04-29 10:54:35,496 INFO L189 IndexEqualityManager]: detected not equals via solver [2025-04-29 10:54:35,497 INFO L189 IndexEqualityManager]: detected not equals via solver [2025-04-29 10:54:35,497 INFO L189 IndexEqualityManager]: detected not equals via solver [2025-04-29 10:54:35,501 INFO L325 Elim1Store]: treesize reduction 4, result has 80.0 percent of original size [2025-04-29 10:54:35,501 INFO L354 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 5 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 1 case distinctions, treesize of input 45 treesize of output 29 [2025-04-29 10:54:35,510 INFO L189 IndexEqualityManager]: detected not equals via solver [2025-04-29 10:54:35,511 INFO L189 IndexEqualityManager]: detected not equals via solver [2025-04-29 10:54:35,512 INFO L189 IndexEqualityManager]: detected not equals via solver [2025-04-29 10:54:35,513 INFO L354 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 35 treesize of output 33 [2025-04-29 10:54:35,521 INFO L354 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 23 [2025-04-29 10:54:36,057 INFO L325 Elim1Store]: treesize reduction 12, result has 52.0 percent of original size [2025-04-29 10:54:36,057 INFO L354 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 5 new quantified variables, introduced 3 case distinctions, treesize of input 121 treesize of output 55 [2025-04-29 10:54:36,062 INFO L354 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 10 [2025-04-29 10:54:36,142 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 24 proven. 41 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2025-04-29 10:54:36,142 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-04-29 10:54:36,466 INFO L325 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2025-04-29 10:54:36,467 INFO L354 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 82 treesize of output 80 [2025-04-29 10:54:36,474 INFO L325 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2025-04-29 10:54:36,474 INFO L354 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 73 treesize of output 71 [2025-04-29 10:54:36,580 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1163230080] provided 0 perfect and 1 imperfect interpolant sequences [2025-04-29 10:54:36,580 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2025-04-29 10:54:36,580 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [29, 25] total 45 [2025-04-29 10:54:36,580 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [857434950] [2025-04-29 10:54:36,580 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2025-04-29 10:54:36,580 INFO L562 AbstractCegarLoop]: INTERPOLANT automaton has 45 states [2025-04-29 10:54:36,580 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-04-29 10:54:36,581 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 45 interpolants. [2025-04-29 10:54:36,581 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=151, Invalid=2501, Unknown=0, NotChecked=0, Total=2652 [2025-04-29 10:54:36,582 INFO L87 Difference]: Start difference. First operand 49 states and 53 transitions. Second operand has 45 states, 45 states have (on average 1.8222222222222222) internal successors, (82), 42 states have internal predecessors, (82), 6 states have call successors, (6), 3 states have call predecessors, (6), 8 states have return successors, (8), 7 states have call predecessors, (8), 6 states have call successors, (8) [2025-04-29 10:54:38,011 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-04-29 10:54:38,011 INFO L93 Difference]: Finished difference Result 54 states and 58 transitions. [2025-04-29 10:54:38,011 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2025-04-29 10:54:38,011 INFO L79 Accepts]: Start accepts. Automaton has has 45 states, 45 states have (on average 1.8222222222222222) internal successors, (82), 42 states have internal predecessors, (82), 6 states have call successors, (6), 3 states have call predecessors, (6), 8 states have return successors, (8), 7 states have call predecessors, (8), 6 states have call successors, (8) Word has length 58 [2025-04-29 10:54:38,011 INFO L85 Accepts]: Finished accepts. some prefix is accepted. [2025-04-29 10:54:38,011 INFO L225 Difference]: With dead ends: 54 [2025-04-29 10:54:38,011 INFO L226 Difference]: Without dead ends: 0 [2025-04-29 10:54:38,012 INFO L436 NwaCegarLoop]: 0 DeclaredPredicates, 135 GetRequests, 67 SyntacticMatches, 0 SemanticMatches, 68 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 894 ImplicationChecksByTransitivity, 2.8s TimeCoverageRelationStatistics Valid=313, Invalid=4517, Unknown=0, NotChecked=0, Total=4830 [2025-04-29 10:54:38,013 INFO L437 NwaCegarLoop]: 13 mSDtfsCounter, 34 mSDsluCounter, 243 mSDsCounter, 0 mSdLazyCounter, 984 mSolverCounterSat, 20 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 34 SdHoareTripleChecker+Valid, 256 SdHoareTripleChecker+Invalid, 1004 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 20 IncrementalHoareTripleChecker+Valid, 984 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2025-04-29 10:54:38,013 INFO L438 NwaCegarLoop]: SdHoareTripleChecker [34 Valid, 256 Invalid, 1004 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [20 Valid, 984 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2025-04-29 10:54:38,013 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2025-04-29 10:54:38,013 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2025-04-29 10:54:38,013 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 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) [2025-04-29 10:54:38,013 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2025-04-29 10:54:38,014 INFO L79 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 58 [2025-04-29 10:54:38,014 INFO L85 Accepts]: Finished accepts. word is rejected. [2025-04-29 10:54:38,014 INFO L485 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2025-04-29 10:54:38,015 INFO L486 AbstractCegarLoop]: INTERPOLANT automaton has has 45 states, 45 states have (on average 1.8222222222222222) internal successors, (82), 42 states have internal predecessors, (82), 6 states have call successors, (6), 3 states have call predecessors, (6), 8 states have return successors, (8), 7 states have call predecessors, (8), 6 states have call successors, (8) [2025-04-29 10:54:38,015 INFO L278 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2025-04-29 10:54:38,015 INFO L284 IsEmpty]: Finished isEmpty. No accepting run. [2025-04-29 10:54:38,017 INFO L790 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2025-04-29 10:54:38,024 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Ended with exit code 0 [2025-04-29 10:54:38,218 WARN L466 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9 [2025-04-29 10:54:38,220 INFO L422 BasicCegarLoop]: Path program histogram: [6, 1, 1, 1, 1] [2025-04-29 10:54:38,221 INFO L312 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2025-04-29 10:54:40,485 INFO L171 ceAbstractionStarter]: Computing trace abstraction results [2025-04-29 10:54:40,491 WARN L932 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #memory_$Pointer$#0.offset [2025-04-29 10:54:40,492 WARN L932 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_$Pointer$#0.offset,GLOBAL] [2025-04-29 10:54:40,492 WARN L932 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#0.offset,GLOBAL],[ArrayAccessExpression[ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#0.base,GLOBAL],[ArrayAccessExpression[ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#0.base,GLOBAL],[IdentifierExpression[~head~0!base,GLOBAL]]],[IntegerLiteral[4]]]]],[IntegerLiteral[4]]]]] [2025-04-29 10:54:40,493 WARN L932 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #valid [2025-04-29 10:54:40,493 WARN L932 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#valid,GLOBAL] [2025-04-29 10:54:40,493 WARN L932 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #memory_$Pointer$#0.base [2025-04-29 10:54:40,493 WARN L932 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_$Pointer$#0.base,GLOBAL] [2025-04-29 10:54:40,493 WARN L932 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#0.base,GLOBAL],[ArrayAccessExpression[ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#0.base,GLOBAL],[ArrayAccessExpression[ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#0.base,GLOBAL],[IdentifierExpression[~head~0!base,GLOBAL]]],[IntegerLiteral[4]]]]],[IntegerLiteral[4]]]]] [2025-04-29 10:54:40,493 WARN L932 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #memory_$Pointer$#0.offset [2025-04-29 10:54:40,493 WARN L932 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_$Pointer$#0.offset,GLOBAL] [2025-04-29 10:54:40,493 WARN L932 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#0.offset,GLOBAL],[IdentifierExpression[~head~0!base,GLOBAL]]] [2025-04-29 10:54:40,493 WARN L932 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~head~0!offset [2025-04-29 10:54:40,493 WARN L932 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #memory_$Pointer$#0.base [2025-04-29 10:54:40,493 WARN L932 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_$Pointer$#0.base,GLOBAL] [2025-04-29 10:54:40,493 WARN L932 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#0.base,GLOBAL],[IdentifierExpression[~head~0!base,GLOBAL]]] [2025-04-29 10:54:40,493 WARN L932 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #memory_$Pointer$#0.base [2025-04-29 10:54:40,493 WARN L932 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_$Pointer$#0.base,GLOBAL] [2025-04-29 10:54:40,493 WARN L932 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#0.base,GLOBAL],[ArrayAccessExpression[ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#0.base,GLOBAL],[ArrayAccessExpression[ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#0.base,GLOBAL],[IdentifierExpression[~head~0!base,GLOBAL]]],[IntegerLiteral[4]]]]],[IntegerLiteral[4]]]]] [2025-04-29 10:54:40,493 WARN L932 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #memory_$Pointer$#0.base [2025-04-29 10:54:40,493 WARN L932 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_$Pointer$#0.base,GLOBAL] [2025-04-29 10:54:40,493 WARN L932 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#0.base,GLOBAL],[IdentifierExpression[~head~0!base,GLOBAL]]] [2025-04-29 10:54:40,493 WARN L932 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #memory_$Pointer$#0.base [2025-04-29 10:54:40,494 WARN L932 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_$Pointer$#0.base,GLOBAL] [2025-04-29 10:54:40,494 WARN L932 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#0.base,GLOBAL],[ArrayAccessExpression[ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#0.base,GLOBAL],[IdentifierExpression[~head~0!base,GLOBAL]]],[IntegerLiteral[4]]]]] [2025-04-29 10:54:40,494 WARN L932 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~head~0!base [2025-04-29 10:54:40,494 WARN L932 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #memory_$Pointer$#0.base [2025-04-29 10:54:40,494 WARN L932 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_$Pointer$#0.base,GLOBAL] [2025-04-29 10:54:40,494 WARN L932 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#0.base,GLOBAL],[ArrayAccessExpression[ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#0.base,GLOBAL],[ArrayAccessExpression[ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#0.base,GLOBAL],[IdentifierExpression[~head~0!base,GLOBAL]]],[IntegerLiteral[4]]]]],[IntegerLiteral[4]]]]] [2025-04-29 10:54:40,494 WARN L932 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #valid [2025-04-29 10:54:40,494 WARN L932 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#valid,GLOBAL] [2025-04-29 10:54:40,494 WARN L932 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #memory_$Pointer$#0.offset [2025-04-29 10:54:40,494 WARN L932 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_$Pointer$#0.offset,GLOBAL] [2025-04-29 10:54:40,494 WARN L932 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#0.offset,GLOBAL],[ArrayAccessExpression[ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#0.base,GLOBAL],[IdentifierExpression[~head~0!base,GLOBAL]]],[IntegerLiteral[4]]]]] [2025-04-29 10:54:40,495 WARN L932 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #memory_int#0 [2025-04-29 10:54:40,495 WARN L932 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_int#0,GLOBAL] [2025-04-29 10:54:40,495 WARN L932 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_int#0,GLOBAL],[ArrayAccessExpression[ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#0.base,GLOBAL],[ArrayAccessExpression[ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#0.base,GLOBAL],[ArrayAccessExpression[ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#0.base,GLOBAL],[IdentifierExpression[~head~0!base,GLOBAL]]],[IntegerLiteral[4]]]]],[IntegerLiteral[4]]]]],[IntegerLiteral[4]]]]] [2025-04-29 10:54:40,495 WARN L932 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #memory_$Pointer$#0.base [2025-04-29 10:54:40,495 WARN L932 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_$Pointer$#0.base,GLOBAL] [2025-04-29 10:54:40,495 WARN L932 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#0.base,GLOBAL],[ArrayAccessExpression[ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#0.base,GLOBAL],[ArrayAccessExpression[ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#0.base,GLOBAL],[IdentifierExpression[~head~0!base,GLOBAL]]],[IntegerLiteral[4]]]]],[IntegerLiteral[4]]]]] [2025-04-29 10:54:40,495 WARN L932 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #memory_$Pointer$#0.base [2025-04-29 10:54:40,495 WARN L932 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_$Pointer$#0.base,GLOBAL] [2025-04-29 10:54:40,495 WARN L932 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#0.base,GLOBAL],[ArrayAccessExpression[ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#0.base,GLOBAL],[IdentifierExpression[~head~0!base,GLOBAL]]],[IntegerLiteral[4]]]]] [2025-04-29 10:54:40,495 WARN L932 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~head~0!base [2025-04-29 10:54:40,500 WARN L932 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #memory_$Pointer$#0.base [2025-04-29 10:54:40,500 WARN L932 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_$Pointer$#0.base,GLOBAL] [2025-04-29 10:54:40,500 WARN L932 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#0.base,GLOBAL],[IdentifierExpression[~l!base,]]] [2025-04-29 10:54:40,500 WARN L932 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~l!offset [2025-04-29 10:54:40,500 WARN L932 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #memory_$Pointer$#0.offset [2025-04-29 10:54:40,500 WARN L932 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_$Pointer$#0.offset,GLOBAL] [2025-04-29 10:54:40,500 WARN L932 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#0.offset,GLOBAL],[ArrayAccessExpression[ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#0.base,GLOBAL],[ArrayAccessExpression[ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#0.base,GLOBAL],[IdentifierExpression[~head~0!base,GLOBAL]]],[IntegerLiteral[4]]]]],[IntegerLiteral[4]]]]] [2025-04-29 10:54:40,501 WARN L932 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #valid [2025-04-29 10:54:40,501 WARN L932 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#valid,GLOBAL] [2025-04-29 10:54:40,501 WARN L932 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #memory_$Pointer$#0.base [2025-04-29 10:54:40,501 WARN L932 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_$Pointer$#0.base,GLOBAL] [2025-04-29 10:54:40,501 WARN L932 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#0.base,GLOBAL],[ArrayAccessExpression[ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#0.base,GLOBAL],[ArrayAccessExpression[ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#0.base,GLOBAL],[IdentifierExpression[~head~0!base,GLOBAL]]],[IntegerLiteral[4]]]]],[IntegerLiteral[4]]]]] [2025-04-29 10:54:40,501 WARN L932 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #memory_$Pointer$#0.offset [2025-04-29 10:54:40,501 WARN L932 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_$Pointer$#0.offset,GLOBAL] [2025-04-29 10:54:40,501 WARN L932 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#0.offset,GLOBAL],[IdentifierExpression[~head~0!base,GLOBAL]]] [2025-04-29 10:54:40,501 WARN L932 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~head~0!offset [2025-04-29 10:54:40,501 WARN L932 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #memory_$Pointer$#0.base [2025-04-29 10:54:40,501 WARN L932 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_$Pointer$#0.base,GLOBAL] [2025-04-29 10:54:40,501 WARN L932 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#0.base,GLOBAL],[ArrayAccessExpression[ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#0.base,GLOBAL],[ArrayAccessExpression[ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#0.base,GLOBAL],[IdentifierExpression[~l!base,]]],[IntegerLiteral[4]]]]],[IntegerLiteral[4]]]]] [2025-04-29 10:54:40,502 WARN L932 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #memory_$Pointer$#0.base [2025-04-29 10:54:40,502 WARN L932 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_$Pointer$#0.base,GLOBAL] [2025-04-29 10:54:40,502 WARN L932 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#0.base,GLOBAL],[IdentifierExpression[~head~0!base,GLOBAL]]] [2025-04-29 10:54:40,502 WARN L932 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #memory_$Pointer$#0.base [2025-04-29 10:54:40,502 WARN L932 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_$Pointer$#0.base,GLOBAL] [2025-04-29 10:54:40,502 WARN L932 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#0.base,GLOBAL],[ArrayAccessExpression[ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#0.base,GLOBAL],[ArrayAccessExpression[ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#0.base,GLOBAL],[IdentifierExpression[~head~0!base,GLOBAL]]],[IntegerLiteral[4]]]]],[IntegerLiteral[4]]]]] [2025-04-29 10:54:40,502 WARN L932 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #memory_$Pointer$#0.base [2025-04-29 10:54:40,502 WARN L932 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_$Pointer$#0.base,GLOBAL] [2025-04-29 10:54:40,502 WARN L932 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#0.base,GLOBAL],[IdentifierExpression[~head~0!base,GLOBAL]]] [2025-04-29 10:54:40,502 WARN L932 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #memory_$Pointer$#0.base [2025-04-29 10:54:40,502 WARN L932 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_$Pointer$#0.base,GLOBAL] [2025-04-29 10:54:40,502 WARN L932 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#0.base,GLOBAL],[ArrayAccessExpression[ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#0.base,GLOBAL],[IdentifierExpression[~head~0!base,GLOBAL]]],[IntegerLiteral[4]]]]] [2025-04-29 10:54:40,502 WARN L932 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~head~0!base [2025-04-29 10:54:40,503 WARN L932 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #memory_$Pointer$#0.base [2025-04-29 10:54:40,503 WARN L932 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_$Pointer$#0.base,GLOBAL] [2025-04-29 10:54:40,503 WARN L932 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#0.base,GLOBAL],[ArrayAccessExpression[ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#0.base,GLOBAL],[ArrayAccessExpression[ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#0.base,GLOBAL],[IdentifierExpression[~head~0!base,GLOBAL]]],[IntegerLiteral[4]]]]],[IntegerLiteral[4]]]]] [2025-04-29 10:54:40,503 WARN L932 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~l!base [2025-04-29 10:54:40,503 WARN L932 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #valid [2025-04-29 10:54:40,503 WARN L932 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#valid,GLOBAL] [2025-04-29 10:54:40,503 WARN L932 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #memory_$Pointer$#0.base [2025-04-29 10:54:40,503 WARN L932 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_$Pointer$#0.base,GLOBAL] [2025-04-29 10:54:40,503 WARN L932 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#0.base,GLOBAL],[ArrayAccessExpression[ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#0.base,GLOBAL],[IdentifierExpression[~l!base,]]],[IntegerLiteral[4]]]]] [2025-04-29 10:54:40,504 WARN L932 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #memory_$Pointer$#0.offset [2025-04-29 10:54:40,504 WARN L932 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_$Pointer$#0.offset,GLOBAL] [2025-04-29 10:54:40,504 WARN L932 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#0.offset,GLOBAL],[ArrayAccessExpression[ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#0.base,GLOBAL],[IdentifierExpression[~head~0!base,GLOBAL]]],[IntegerLiteral[4]]]]] [2025-04-29 10:54:40,504 WARN L932 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #memory_$Pointer$#0.offset [2025-04-29 10:54:40,504 WARN L932 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_$Pointer$#0.offset,GLOBAL] [2025-04-29 10:54:40,504 WARN L932 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#0.offset,GLOBAL],[ArrayAccessExpression[ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#0.base,GLOBAL],[ArrayAccessExpression[ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#0.base,GLOBAL],[IdentifierExpression[~l!base,]]],[IntegerLiteral[4]]]]],[IntegerLiteral[4]]]]] [2025-04-29 10:54:40,504 WARN L932 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #memory_int#0 [2025-04-29 10:54:40,504 WARN L932 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_int#0,GLOBAL] [2025-04-29 10:54:40,504 WARN L932 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_int#0,GLOBAL],[ArrayAccessExpression[ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#0.base,GLOBAL],[ArrayAccessExpression[ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#0.base,GLOBAL],[ArrayAccessExpression[ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#0.base,GLOBAL],[IdentifierExpression[~head~0!base,GLOBAL]]],[IntegerLiteral[4]]]]],[IntegerLiteral[4]]]]],[IntegerLiteral[4]]]]] [2025-04-29 10:54:40,504 WARN L932 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #memory_$Pointer$#0.offset [2025-04-29 10:54:40,504 WARN L932 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_$Pointer$#0.offset,GLOBAL] [2025-04-29 10:54:40,504 WARN L932 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#0.offset,GLOBAL],[IdentifierExpression[~l!base,]]] [2025-04-29 10:54:40,504 WARN L932 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #memory_$Pointer$#0.base [2025-04-29 10:54:40,504 WARN L932 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_$Pointer$#0.base,GLOBAL] [2025-04-29 10:54:40,504 WARN L932 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#0.base,GLOBAL],[ArrayAccessExpression[ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#0.base,GLOBAL],[ArrayAccessExpression[ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#0.base,GLOBAL],[IdentifierExpression[~head~0!base,GLOBAL]]],[IntegerLiteral[4]]]]],[IntegerLiteral[4]]]]] [2025-04-29 10:54:40,504 WARN L932 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #memory_$Pointer$#0.base [2025-04-29 10:54:40,504 WARN L932 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_$Pointer$#0.base,GLOBAL] [2025-04-29 10:54:40,505 WARN L932 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#0.base,GLOBAL],[ArrayAccessExpression[ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#0.base,GLOBAL],[IdentifierExpression[~head~0!base,GLOBAL]]],[IntegerLiteral[4]]]]] [2025-04-29 10:54:40,505 WARN L932 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #memory_$Pointer$#0.base [2025-04-29 10:54:40,505 WARN L932 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_$Pointer$#0.base,GLOBAL] [2025-04-29 10:54:40,505 WARN L932 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#0.base,GLOBAL],[ArrayAccessExpression[ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#0.base,GLOBAL],[ArrayAccessExpression[ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#0.base,GLOBAL],[IdentifierExpression[~l!base,]]],[IntegerLiteral[4]]]]],[IntegerLiteral[4]]]]] [2025-04-29 10:54:40,505 WARN L932 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #memory_$Pointer$#0.base [2025-04-29 10:54:40,505 WARN L932 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_$Pointer$#0.base,GLOBAL] [2025-04-29 10:54:40,505 WARN L932 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#0.base,GLOBAL],[ArrayAccessExpression[ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#0.base,GLOBAL],[IdentifierExpression[~l!base,]]],[IntegerLiteral[4]]]]] [2025-04-29 10:54:40,505 WARN L932 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #memory_int#0 [2025-04-29 10:54:40,505 WARN L932 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_int#0,GLOBAL] [2025-04-29 10:54:40,505 WARN L932 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_int#0,GLOBAL],[ArrayAccessExpression[ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#0.base,GLOBAL],[ArrayAccessExpression[ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#0.base,GLOBAL],[ArrayAccessExpression[ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#0.base,GLOBAL],[IdentifierExpression[~l!base,]]],[IntegerLiteral[4]]]]],[IntegerLiteral[4]]]]],[IntegerLiteral[4]]]]] [2025-04-29 10:54:40,505 WARN L932 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #memory_$Pointer$#0.base [2025-04-29 10:54:40,505 WARN L932 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_$Pointer$#0.base,GLOBAL] [2025-04-29 10:54:40,505 WARN L932 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#0.base,GLOBAL],[ArrayAccessExpression[ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#0.base,GLOBAL],[ArrayAccessExpression[ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#0.base,GLOBAL],[IdentifierExpression[~l!base,]]],[IntegerLiteral[4]]]]],[IntegerLiteral[4]]]]] [2025-04-29 10:54:40,505 WARN L932 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #memory_$Pointer$#0.base [2025-04-29 10:54:40,505 WARN L932 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_$Pointer$#0.base,GLOBAL] [2025-04-29 10:54:40,505 WARN L932 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#0.base,GLOBAL],[IdentifierExpression[~l!base,]]] [2025-04-29 10:54:40,505 WARN L932 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~head~0!base [2025-04-29 10:54:40,505 WARN L932 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #memory_$Pointer$#0.offset [2025-04-29 10:54:40,505 WARN L932 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_$Pointer$#0.offset,GLOBAL] [2025-04-29 10:54:40,505 WARN L932 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#0.offset,GLOBAL],[ArrayAccessExpression[ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#0.base,GLOBAL],[IdentifierExpression[~l!base,]]],[IntegerLiteral[4]]]]] [2025-04-29 10:54:40,505 WARN L932 BoogieBacktranslator]: Unfinished Backtranslation: Expression type not yet supported in backtranslation: QuantifierExpression [2025-04-29 10:54:40,505 WARN L932 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~l!offset [2025-04-29 10:54:40,505 WARN L932 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #memory_$Pointer$#0.offset [2025-04-29 10:54:40,505 WARN L932 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_$Pointer$#0.offset,GLOBAL] [2025-04-29 10:54:40,505 WARN L932 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#0.offset,GLOBAL],[ArrayAccessExpression[ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#0.base,GLOBAL],[ArrayAccessExpression[ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#0.base,GLOBAL],[IdentifierExpression[~head~0!base,GLOBAL]]],[IntegerLiteral[4]]]]],[IntegerLiteral[4]]]]] [2025-04-29 10:54:40,505 WARN L932 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #valid [2025-04-29 10:54:40,505 WARN L932 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#valid,GLOBAL] [2025-04-29 10:54:40,506 WARN L932 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #memory_$Pointer$#0.base [2025-04-29 10:54:40,506 WARN L932 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_$Pointer$#0.base,GLOBAL] [2025-04-29 10:54:40,506 WARN L932 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#0.base,GLOBAL],[ArrayAccessExpression[ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#0.base,GLOBAL],[ArrayAccessExpression[ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#0.base,GLOBAL],[IdentifierExpression[~head~0!base,GLOBAL]]],[IntegerLiteral[4]]]]],[IntegerLiteral[4]]]]] [2025-04-29 10:54:40,506 WARN L932 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #memory_$Pointer$#0.offset [2025-04-29 10:54:40,506 WARN L932 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_$Pointer$#0.offset,GLOBAL] [2025-04-29 10:54:40,506 WARN L932 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#0.offset,GLOBAL],[IdentifierExpression[~head~0!base,GLOBAL]]] [2025-04-29 10:54:40,506 WARN L932 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~head~0!offset [2025-04-29 10:54:40,507 WARN L932 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #memory_$Pointer$#0.base [2025-04-29 10:54:40,507 WARN L932 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_$Pointer$#0.base,GLOBAL] [2025-04-29 10:54:40,507 WARN L932 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#0.base,GLOBAL],[IdentifierExpression[~head~0!base,GLOBAL]]] [2025-04-29 10:54:40,507 WARN L932 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #memory_$Pointer$#0.base [2025-04-29 10:54:40,507 WARN L932 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_$Pointer$#0.base,GLOBAL] [2025-04-29 10:54:40,507 WARN L932 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#0.base,GLOBAL],[ArrayAccessExpression[ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#0.base,GLOBAL],[ArrayAccessExpression[ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#0.base,GLOBAL],[IdentifierExpression[~head~0!base,GLOBAL]]],[IntegerLiteral[4]]]]],[IntegerLiteral[4]]]]] [2025-04-29 10:54:40,507 WARN L932 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #memory_$Pointer$#0.base [2025-04-29 10:54:40,507 WARN L932 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_$Pointer$#0.base,GLOBAL] [2025-04-29 10:54:40,507 WARN L932 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#0.base,GLOBAL],[IdentifierExpression[~head~0!base,GLOBAL]]] [2025-04-29 10:54:40,507 WARN L932 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #memory_$Pointer$#0.base [2025-04-29 10:54:40,507 WARN L932 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_$Pointer$#0.base,GLOBAL] [2025-04-29 10:54:40,507 WARN L932 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#0.base,GLOBAL],[ArrayAccessExpression[ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#0.base,GLOBAL],[IdentifierExpression[~head~0!base,GLOBAL]]],[IntegerLiteral[4]]]]] [2025-04-29 10:54:40,507 WARN L932 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~head~0!base [2025-04-29 10:54:40,507 WARN L932 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #memory_$Pointer$#0.base [2025-04-29 10:54:40,508 WARN L932 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_$Pointer$#0.base,GLOBAL] [2025-04-29 10:54:40,508 WARN L932 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#0.base,GLOBAL],[ArrayAccessExpression[ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#0.base,GLOBAL],[ArrayAccessExpression[ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#0.base,GLOBAL],[IdentifierExpression[~head~0!base,GLOBAL]]],[IntegerLiteral[4]]]]],[IntegerLiteral[4]]]]] [2025-04-29 10:54:40,508 WARN L932 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~l!base [2025-04-29 10:54:40,508 WARN L932 BoogieBacktranslator]: Unfinished Backtranslation: Expression type not yet supported in backtranslation: QuantifierExpression [2025-04-29 10:54:40,508 WARN L932 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #valid [2025-04-29 10:54:40,508 WARN L932 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#valid,GLOBAL] [2025-04-29 10:54:40,508 WARN L932 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #memory_$Pointer$#0.offset [2025-04-29 10:54:40,508 WARN L932 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_$Pointer$#0.offset,GLOBAL] [2025-04-29 10:54:40,508 WARN L932 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#0.offset,GLOBAL],[ArrayAccessExpression[ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#0.base,GLOBAL],[IdentifierExpression[~head~0!base,GLOBAL]]],[IntegerLiteral[4]]]]] [2025-04-29 10:54:40,508 WARN L932 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #memory_int#0 [2025-04-29 10:54:40,508 WARN L932 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_int#0,GLOBAL] [2025-04-29 10:54:40,508 WARN L932 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_int#0,GLOBAL],[ArrayAccessExpression[ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#0.base,GLOBAL],[ArrayAccessExpression[ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#0.base,GLOBAL],[ArrayAccessExpression[ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#0.base,GLOBAL],[IdentifierExpression[~head~0!base,GLOBAL]]],[IntegerLiteral[4]]]]],[IntegerLiteral[4]]]]],[IntegerLiteral[4]]]]] [2025-04-29 10:54:40,508 WARN L932 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #memory_$Pointer$#0.base [2025-04-29 10:54:40,508 WARN L932 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_$Pointer$#0.base,GLOBAL] [2025-04-29 10:54:40,508 WARN L932 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#0.base,GLOBAL],[ArrayAccessExpression[ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#0.base,GLOBAL],[ArrayAccessExpression[ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#0.base,GLOBAL],[IdentifierExpression[~head~0!base,GLOBAL]]],[IntegerLiteral[4]]]]],[IntegerLiteral[4]]]]] [2025-04-29 10:54:40,508 WARN L932 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #memory_$Pointer$#0.base [2025-04-29 10:54:40,508 WARN L932 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_$Pointer$#0.base,GLOBAL] [2025-04-29 10:54:40,508 WARN L932 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#0.base,GLOBAL],[ArrayAccessExpression[ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#0.base,GLOBAL],[IdentifierExpression[~head~0!base,GLOBAL]]],[IntegerLiteral[4]]]]] [2025-04-29 10:54:40,508 WARN L932 BoogieBacktranslator]: Unfinished Backtranslation: Expression type not yet supported in backtranslation: QuantifierExpression [2025-04-29 10:54:40,508 WARN L932 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~head~0!base [2025-04-29 10:54:40,508 WARN L932 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~l!offset [2025-04-29 10:54:40,508 WARN L932 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #memory_$Pointer$#0.offset [2025-04-29 10:54:40,509 WARN L932 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_$Pointer$#0.offset,GLOBAL] [2025-04-29 10:54:40,509 WARN L932 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#0.offset,GLOBAL],[ArrayAccessExpression[ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#0.base,GLOBAL],[ArrayAccessExpression[ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#0.base,GLOBAL],[IdentifierExpression[~head~0!base,GLOBAL]]],[IntegerLiteral[4]]]]],[IntegerLiteral[4]]]]] [2025-04-29 10:54:40,509 WARN L932 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #valid [2025-04-29 10:54:40,509 WARN L932 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#valid,GLOBAL] [2025-04-29 10:54:40,509 WARN L932 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #memory_$Pointer$#0.base [2025-04-29 10:54:40,509 WARN L932 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_$Pointer$#0.base,GLOBAL] [2025-04-29 10:54:40,509 WARN L932 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#0.base,GLOBAL],[ArrayAccessExpression[ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#0.base,GLOBAL],[ArrayAccessExpression[ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#0.base,GLOBAL],[IdentifierExpression[~head~0!base,GLOBAL]]],[IntegerLiteral[4]]]]],[IntegerLiteral[4]]]]] [2025-04-29 10:54:40,509 WARN L932 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #memory_$Pointer$#0.offset [2025-04-29 10:54:40,509 WARN L932 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_$Pointer$#0.offset,GLOBAL] [2025-04-29 10:54:40,509 WARN L932 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#0.offset,GLOBAL],[IdentifierExpression[~head~0!base,GLOBAL]]] [2025-04-29 10:54:40,509 WARN L932 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~head~0!offset [2025-04-29 10:54:40,509 WARN L932 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #memory_$Pointer$#0.base [2025-04-29 10:54:40,509 WARN L932 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_$Pointer$#0.base,GLOBAL] [2025-04-29 10:54:40,509 WARN L932 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#0.base,GLOBAL],[IdentifierExpression[~head~0!base,GLOBAL]]] [2025-04-29 10:54:40,509 WARN L932 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #memory_int#0 [2025-04-29 10:54:40,509 WARN L932 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_int#0,GLOBAL] [2025-04-29 10:54:40,509 WARN L932 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_int#0,GLOBAL],[IdentifierExpression[~l!base,]]] [2025-04-29 10:54:40,509 WARN L932 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #memory_$Pointer$#0.base [2025-04-29 10:54:40,509 WARN L932 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_$Pointer$#0.base,GLOBAL] [2025-04-29 10:54:40,509 WARN L932 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#0.base,GLOBAL],[ArrayAccessExpression[ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#0.base,GLOBAL],[ArrayAccessExpression[ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#0.base,GLOBAL],[IdentifierExpression[~head~0!base,GLOBAL]]],[IntegerLiteral[4]]]]],[IntegerLiteral[4]]]]] [2025-04-29 10:54:40,510 WARN L932 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #memory_$Pointer$#0.base [2025-04-29 10:54:40,510 WARN L932 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_$Pointer$#0.base,GLOBAL] [2025-04-29 10:54:40,510 WARN L932 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#0.base,GLOBAL],[IdentifierExpression[~head~0!base,GLOBAL]]] [2025-04-29 10:54:40,510 WARN L932 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #memory_$Pointer$#0.base [2025-04-29 10:54:40,510 WARN L932 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_$Pointer$#0.base,GLOBAL] [2025-04-29 10:54:40,510 WARN L932 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#0.base,GLOBAL],[ArrayAccessExpression[ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#0.base,GLOBAL],[IdentifierExpression[~head~0!base,GLOBAL]]],[IntegerLiteral[4]]]]] [2025-04-29 10:54:40,510 WARN L932 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~head~0!base [2025-04-29 10:54:40,510 WARN L932 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #memory_$Pointer$#0.base [2025-04-29 10:54:40,510 WARN L932 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_$Pointer$#0.base,GLOBAL] [2025-04-29 10:54:40,510 WARN L932 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#0.base,GLOBAL],[ArrayAccessExpression[ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#0.base,GLOBAL],[ArrayAccessExpression[ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#0.base,GLOBAL],[IdentifierExpression[~head~0!base,GLOBAL]]],[IntegerLiteral[4]]]]],[IntegerLiteral[4]]]]] [2025-04-29 10:54:40,510 WARN L932 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~l!base [2025-04-29 10:54:40,510 WARN L932 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #valid [2025-04-29 10:54:40,511 WARN L932 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#valid,GLOBAL] [2025-04-29 10:54:40,511 WARN L932 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #memory_$Pointer$#0.offset [2025-04-29 10:54:40,511 WARN L932 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_$Pointer$#0.offset,GLOBAL] [2025-04-29 10:54:40,511 WARN L932 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#0.offset,GLOBAL],[ArrayAccessExpression[ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#0.base,GLOBAL],[IdentifierExpression[~head~0!base,GLOBAL]]],[IntegerLiteral[4]]]]] [2025-04-29 10:54:40,511 WARN L932 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #memory_int#0 [2025-04-29 10:54:40,511 WARN L932 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_int#0,GLOBAL] [2025-04-29 10:54:40,511 WARN L932 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_int#0,GLOBAL],[ArrayAccessExpression[ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#0.base,GLOBAL],[ArrayAccessExpression[ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#0.base,GLOBAL],[ArrayAccessExpression[ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#0.base,GLOBAL],[IdentifierExpression[~head~0!base,GLOBAL]]],[IntegerLiteral[4]]]]],[IntegerLiteral[4]]]]],[IntegerLiteral[4]]]]] [2025-04-29 10:54:40,511 WARN L932 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #memory_$Pointer$#0.base [2025-04-29 10:54:40,511 WARN L932 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_$Pointer$#0.base,GLOBAL] [2025-04-29 10:54:40,511 WARN L932 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#0.base,GLOBAL],[ArrayAccessExpression[ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#0.base,GLOBAL],[ArrayAccessExpression[ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#0.base,GLOBAL],[IdentifierExpression[~head~0!base,GLOBAL]]],[IntegerLiteral[4]]]]],[IntegerLiteral[4]]]]] [2025-04-29 10:54:40,511 WARN L932 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #memory_$Pointer$#0.base [2025-04-29 10:54:40,511 WARN L932 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_$Pointer$#0.base,GLOBAL] [2025-04-29 10:54:40,511 WARN L932 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#0.base,GLOBAL],[ArrayAccessExpression[ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#0.base,GLOBAL],[IdentifierExpression[~head~0!base,GLOBAL]]],[IntegerLiteral[4]]]]] [2025-04-29 10:54:40,511 WARN L932 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~head~0!base [2025-04-29 10:54:40,511 WARN L932 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~l!offset [2025-04-29 10:54:40,511 WARN L932 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #memory_$Pointer$#0.offset [2025-04-29 10:54:40,511 WARN L932 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_$Pointer$#0.offset,GLOBAL] [2025-04-29 10:54:40,511 WARN L932 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#0.offset,GLOBAL],[ArrayAccessExpression[ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#0.base,GLOBAL],[ArrayAccessExpression[ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#0.base,GLOBAL],[IdentifierExpression[~head~0!base,GLOBAL]]],[IntegerLiteral[4]]]]],[IntegerLiteral[4]]]]] [2025-04-29 10:54:40,511 WARN L932 BoogieBacktranslator]: Unfinished Backtranslation: Expression type not yet supported in backtranslation: QuantifierExpression [2025-04-29 10:54:40,511 WARN L932 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #valid [2025-04-29 10:54:40,511 WARN L932 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#valid,GLOBAL] [2025-04-29 10:54:40,511 WARN L932 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #memory_$Pointer$#0.base [2025-04-29 10:54:40,511 WARN L932 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_$Pointer$#0.base,GLOBAL] [2025-04-29 10:54:40,511 WARN L932 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#0.base,GLOBAL],[ArrayAccessExpression[ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#0.base,GLOBAL],[ArrayAccessExpression[ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#0.base,GLOBAL],[IdentifierExpression[~head~0!base,GLOBAL]]],[IntegerLiteral[4]]]]],[IntegerLiteral[4]]]]] [2025-04-29 10:54:40,511 WARN L932 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #memory_$Pointer$#0.offset [2025-04-29 10:54:40,511 WARN L932 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_$Pointer$#0.offset,GLOBAL] [2025-04-29 10:54:40,511 WARN L932 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#0.offset,GLOBAL],[IdentifierExpression[~head~0!base,GLOBAL]]] [2025-04-29 10:54:40,512 WARN L932 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~head~0!offset [2025-04-29 10:54:40,512 WARN L932 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #memory_$Pointer$#0.base [2025-04-29 10:54:40,512 WARN L932 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_$Pointer$#0.base,GLOBAL] [2025-04-29 10:54:40,512 WARN L932 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#0.base,GLOBAL],[IdentifierExpression[~head~0!base,GLOBAL]]] [2025-04-29 10:54:40,512 WARN L932 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #memory_$Pointer$#0.base [2025-04-29 10:54:40,512 WARN L932 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_$Pointer$#0.base,GLOBAL] [2025-04-29 10:54:40,512 WARN L932 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#0.base,GLOBAL],[ArrayAccessExpression[ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#0.base,GLOBAL],[ArrayAccessExpression[ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#0.base,GLOBAL],[IdentifierExpression[~head~0!base,GLOBAL]]],[IntegerLiteral[4]]]]],[IntegerLiteral[4]]]]] [2025-04-29 10:54:40,512 WARN L932 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #memory_$Pointer$#0.base [2025-04-29 10:54:40,512 WARN L932 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_$Pointer$#0.base,GLOBAL] [2025-04-29 10:54:40,512 WARN L932 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#0.base,GLOBAL],[IdentifierExpression[~head~0!base,GLOBAL]]] [2025-04-29 10:54:40,512 WARN L932 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #memory_$Pointer$#0.base [2025-04-29 10:54:40,513 WARN L932 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_$Pointer$#0.base,GLOBAL] [2025-04-29 10:54:40,513 WARN L932 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#0.base,GLOBAL],[ArrayAccessExpression[ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#0.base,GLOBAL],[IdentifierExpression[~head~0!base,GLOBAL]]],[IntegerLiteral[4]]]]] [2025-04-29 10:54:40,513 WARN L932 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~head~0!base [2025-04-29 10:54:40,513 WARN L932 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #memory_$Pointer$#0.base [2025-04-29 10:54:40,513 WARN L932 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_$Pointer$#0.base,GLOBAL] [2025-04-29 10:54:40,513 WARN L932 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#0.base,GLOBAL],[ArrayAccessExpression[ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#0.base,GLOBAL],[ArrayAccessExpression[ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#0.base,GLOBAL],[IdentifierExpression[~head~0!base,GLOBAL]]],[IntegerLiteral[4]]]]],[IntegerLiteral[4]]]]] [2025-04-29 10:54:40,513 WARN L932 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~l!base [2025-04-29 10:54:40,513 WARN L932 BoogieBacktranslator]: Unfinished Backtranslation: Expression type not yet supported in backtranslation: QuantifierExpression [2025-04-29 10:54:40,513 WARN L932 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #valid [2025-04-29 10:54:40,513 WARN L932 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#valid,GLOBAL] [2025-04-29 10:54:40,513 WARN L932 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #memory_$Pointer$#0.offset [2025-04-29 10:54:40,513 WARN L932 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_$Pointer$#0.offset,GLOBAL] [2025-04-29 10:54:40,513 WARN L932 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#0.offset,GLOBAL],[ArrayAccessExpression[ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#0.base,GLOBAL],[IdentifierExpression[~head~0!base,GLOBAL]]],[IntegerLiteral[4]]]]] [2025-04-29 10:54:40,514 WARN L932 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #memory_int#0 [2025-04-29 10:54:40,514 WARN L932 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_int#0,GLOBAL] [2025-04-29 10:54:40,514 WARN L932 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_int#0,GLOBAL],[ArrayAccessExpression[ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#0.base,GLOBAL],[ArrayAccessExpression[ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#0.base,GLOBAL],[ArrayAccessExpression[ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#0.base,GLOBAL],[IdentifierExpression[~head~0!base,GLOBAL]]],[IntegerLiteral[4]]]]],[IntegerLiteral[4]]]]],[IntegerLiteral[4]]]]] [2025-04-29 10:54:40,514 WARN L932 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #memory_$Pointer$#0.base [2025-04-29 10:54:40,514 WARN L932 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_$Pointer$#0.base,GLOBAL] [2025-04-29 10:54:40,514 WARN L932 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#0.base,GLOBAL],[ArrayAccessExpression[ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#0.base,GLOBAL],[ArrayAccessExpression[ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#0.base,GLOBAL],[IdentifierExpression[~head~0!base,GLOBAL]]],[IntegerLiteral[4]]]]],[IntegerLiteral[4]]]]] [2025-04-29 10:54:40,514 WARN L932 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #memory_$Pointer$#0.base [2025-04-29 10:54:40,514 WARN L932 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_$Pointer$#0.base,GLOBAL] [2025-04-29 10:54:40,514 WARN L932 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#0.base,GLOBAL],[ArrayAccessExpression[ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#0.base,GLOBAL],[IdentifierExpression[~head~0!base,GLOBAL]]],[IntegerLiteral[4]]]]] [2025-04-29 10:54:40,514 WARN L932 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~head~0!base [2025-04-29 10:54:40,518 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 29.04 10:54:40 BoogieIcfgContainer [2025-04-29 10:54:40,518 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2025-04-29 10:54:40,519 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2025-04-29 10:54:40,519 INFO L270 PluginConnector]: Initializing Witness Printer... [2025-04-29 10:54:40,519 INFO L274 PluginConnector]: Witness Printer initialized [2025-04-29 10:54:40,519 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.04 10:54:11" (3/4) ... [2025-04-29 10:54:40,521 INFO L146 WitnessPrinter]: Generating witness for correct program [2025-04-29 10:54:40,525 INFO L362 RCFGBacktranslator]: Ignoring RootEdge to procedure insert_list [2025-04-29 10:54:40,527 INFO L904 BoogieBacktranslator]: Reduced CFG by removing 11 nodes and edges [2025-04-29 10:54:40,528 INFO L904 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2025-04-29 10:54:40,528 INFO L904 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2025-04-29 10:54:40,580 INFO L149 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2025-04-29 10:54:40,581 INFO L149 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.yml [2025-04-29 10:54:40,581 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2025-04-29 10:54:40,582 INFO L158 Benchmark]: Toolchain (without parser) took 30145.33ms. Allocated memory was 167.8MB in the beginning and 679.5MB in the end (delta: 511.7MB). Free memory was 122.4MB in the beginning and 520.2MB in the end (delta: -397.8MB). Peak memory consumption was 113.9MB. Max. memory is 16.1GB. [2025-04-29 10:54:40,583 INFO L158 Benchmark]: CDTParser took 0.54ms. Allocated memory is still 201.3MB. Free memory is still 115.4MB. There was no memory consumed. Max. memory is 16.1GB. [2025-04-29 10:54:40,583 INFO L158 Benchmark]: CACSL2BoogieTranslator took 203.98ms. Allocated memory is still 167.8MB. Free memory was 122.4MB in the beginning and 107.4MB in the end (delta: 15.0MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2025-04-29 10:54:40,583 INFO L158 Benchmark]: Boogie Procedure Inliner took 27.68ms. Allocated memory is still 167.8MB. Free memory was 107.4MB in the beginning and 106.3MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. [2025-04-29 10:54:40,583 INFO L158 Benchmark]: Boogie Preprocessor took 56.90ms. Allocated memory is still 167.8MB. Free memory was 106.3MB in the beginning and 104.0MB in the end (delta: 2.3MB). There was no memory consumed. Max. memory is 16.1GB. [2025-04-29 10:54:40,584 INFO L158 Benchmark]: RCFGBuilder took 300.33ms. Allocated memory is still 167.8MB. Free memory was 104.0MB in the beginning and 88.5MB in the end (delta: 15.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2025-04-29 10:54:40,584 INFO L158 Benchmark]: TraceAbstraction took 29489.05ms. Allocated memory was 167.8MB in the beginning and 679.5MB in the end (delta: 511.7MB). Free memory was 87.3MB in the beginning and 528.5MB in the end (delta: -441.1MB). Peak memory consumption was 359.1MB. Max. memory is 16.1GB. [2025-04-29 10:54:40,584 INFO L158 Benchmark]: Witness Printer took 62.58ms. Allocated memory is still 679.5MB. Free memory was 528.5MB in the beginning and 520.2MB in the end (delta: 8.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2025-04-29 10:54:40,585 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.54ms. Allocated memory is still 201.3MB. Free memory is still 115.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 203.98ms. Allocated memory is still 167.8MB. Free memory was 122.4MB in the beginning and 107.4MB in the end (delta: 15.0MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 27.68ms. Allocated memory is still 167.8MB. Free memory was 107.4MB in the beginning and 106.3MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 56.90ms. Allocated memory is still 167.8MB. Free memory was 106.3MB in the beginning and 104.0MB in the end (delta: 2.3MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 300.33ms. Allocated memory is still 167.8MB. Free memory was 104.0MB in the beginning and 88.5MB in the end (delta: 15.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * TraceAbstraction took 29489.05ms. Allocated memory was 167.8MB in the beginning and 679.5MB in the end (delta: 511.7MB). Free memory was 87.3MB in the beginning and 528.5MB in the end (delta: -441.1MB). Peak memory consumption was 359.1MB. Max. memory is 16.1GB. * Witness Printer took 62.58ms. Allocated memory is still 679.5MB. Free memory was 528.5MB in the beginning and 520.2MB in the end (delta: 8.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #memory_$Pointer$#0.offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_$Pointer$#0.offset,GLOBAL] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#0.offset,GLOBAL],[ArrayAccessExpression[ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#0.base,GLOBAL],[ArrayAccessExpression[ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#0.base,GLOBAL],[IdentifierExpression[~head~0!base,GLOBAL]]],[IntegerLiteral[4]]]]],[IntegerLiteral[4]]]]] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #valid - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#valid,GLOBAL] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #memory_$Pointer$#0.base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_$Pointer$#0.base,GLOBAL] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#0.base,GLOBAL],[ArrayAccessExpression[ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#0.base,GLOBAL],[ArrayAccessExpression[ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#0.base,GLOBAL],[IdentifierExpression[~head~0!base,GLOBAL]]],[IntegerLiteral[4]]]]],[IntegerLiteral[4]]]]] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #memory_$Pointer$#0.offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_$Pointer$#0.offset,GLOBAL] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#0.offset,GLOBAL],[IdentifierExpression[~head~0!base,GLOBAL]]] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~head~0!offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #memory_$Pointer$#0.base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_$Pointer$#0.base,GLOBAL] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#0.base,GLOBAL],[IdentifierExpression[~head~0!base,GLOBAL]]] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #memory_$Pointer$#0.base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_$Pointer$#0.base,GLOBAL] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#0.base,GLOBAL],[ArrayAccessExpression[ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#0.base,GLOBAL],[ArrayAccessExpression[ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#0.base,GLOBAL],[IdentifierExpression[~head~0!base,GLOBAL]]],[IntegerLiteral[4]]]]],[IntegerLiteral[4]]]]] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #memory_$Pointer$#0.base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_$Pointer$#0.base,GLOBAL] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#0.base,GLOBAL],[IdentifierExpression[~head~0!base,GLOBAL]]] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #memory_$Pointer$#0.base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_$Pointer$#0.base,GLOBAL] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#0.base,GLOBAL],[ArrayAccessExpression[ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#0.base,GLOBAL],[IdentifierExpression[~head~0!base,GLOBAL]]],[IntegerLiteral[4]]]]] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~head~0!base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #memory_$Pointer$#0.base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_$Pointer$#0.base,GLOBAL] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#0.base,GLOBAL],[ArrayAccessExpression[ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#0.base,GLOBAL],[ArrayAccessExpression[ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#0.base,GLOBAL],[IdentifierExpression[~head~0!base,GLOBAL]]],[IntegerLiteral[4]]]]],[IntegerLiteral[4]]]]] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #valid - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#valid,GLOBAL] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #memory_$Pointer$#0.offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_$Pointer$#0.offset,GLOBAL] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#0.offset,GLOBAL],[ArrayAccessExpression[ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#0.base,GLOBAL],[IdentifierExpression[~head~0!base,GLOBAL]]],[IntegerLiteral[4]]]]] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #memory_int#0 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_int#0,GLOBAL] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_int#0,GLOBAL],[ArrayAccessExpression[ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#0.base,GLOBAL],[ArrayAccessExpression[ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#0.base,GLOBAL],[ArrayAccessExpression[ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#0.base,GLOBAL],[IdentifierExpression[~head~0!base,GLOBAL]]],[IntegerLiteral[4]]]]],[IntegerLiteral[4]]]]],[IntegerLiteral[4]]]]] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #memory_$Pointer$#0.base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_$Pointer$#0.base,GLOBAL] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#0.base,GLOBAL],[ArrayAccessExpression[ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#0.base,GLOBAL],[ArrayAccessExpression[ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#0.base,GLOBAL],[IdentifierExpression[~head~0!base,GLOBAL]]],[IntegerLiteral[4]]]]],[IntegerLiteral[4]]]]] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #memory_$Pointer$#0.base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_$Pointer$#0.base,GLOBAL] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#0.base,GLOBAL],[ArrayAccessExpression[ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#0.base,GLOBAL],[IdentifierExpression[~head~0!base,GLOBAL]]],[IntegerLiteral[4]]]]] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~head~0!base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #memory_$Pointer$#0.base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_$Pointer$#0.base,GLOBAL] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#0.base,GLOBAL],[IdentifierExpression[~l!base,]]] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~l!offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #memory_$Pointer$#0.offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_$Pointer$#0.offset,GLOBAL] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#0.offset,GLOBAL],[ArrayAccessExpression[ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#0.base,GLOBAL],[ArrayAccessExpression[ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#0.base,GLOBAL],[IdentifierExpression[~head~0!base,GLOBAL]]],[IntegerLiteral[4]]]]],[IntegerLiteral[4]]]]] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #valid - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#valid,GLOBAL] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #memory_$Pointer$#0.base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_$Pointer$#0.base,GLOBAL] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#0.base,GLOBAL],[ArrayAccessExpression[ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#0.base,GLOBAL],[ArrayAccessExpression[ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#0.base,GLOBAL],[IdentifierExpression[~head~0!base,GLOBAL]]],[IntegerLiteral[4]]]]],[IntegerLiteral[4]]]]] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #memory_$Pointer$#0.offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_$Pointer$#0.offset,GLOBAL] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#0.offset,GLOBAL],[IdentifierExpression[~head~0!base,GLOBAL]]] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~head~0!offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #memory_$Pointer$#0.base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_$Pointer$#0.base,GLOBAL] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#0.base,GLOBAL],[ArrayAccessExpression[ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#0.base,GLOBAL],[ArrayAccessExpression[ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#0.base,GLOBAL],[IdentifierExpression[~l!base,]]],[IntegerLiteral[4]]]]],[IntegerLiteral[4]]]]] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #memory_$Pointer$#0.base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_$Pointer$#0.base,GLOBAL] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#0.base,GLOBAL],[IdentifierExpression[~head~0!base,GLOBAL]]] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #memory_$Pointer$#0.base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_$Pointer$#0.base,GLOBAL] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#0.base,GLOBAL],[ArrayAccessExpression[ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#0.base,GLOBAL],[ArrayAccessExpression[ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#0.base,GLOBAL],[IdentifierExpression[~head~0!base,GLOBAL]]],[IntegerLiteral[4]]]]],[IntegerLiteral[4]]]]] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #memory_$Pointer$#0.base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_$Pointer$#0.base,GLOBAL] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#0.base,GLOBAL],[IdentifierExpression[~head~0!base,GLOBAL]]] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #memory_$Pointer$#0.base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_$Pointer$#0.base,GLOBAL] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#0.base,GLOBAL],[ArrayAccessExpression[ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#0.base,GLOBAL],[IdentifierExpression[~head~0!base,GLOBAL]]],[IntegerLiteral[4]]]]] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~head~0!base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #memory_$Pointer$#0.base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_$Pointer$#0.base,GLOBAL] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#0.base,GLOBAL],[ArrayAccessExpression[ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#0.base,GLOBAL],[ArrayAccessExpression[ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#0.base,GLOBAL],[IdentifierExpression[~head~0!base,GLOBAL]]],[IntegerLiteral[4]]]]],[IntegerLiteral[4]]]]] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~l!base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #valid - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#valid,GLOBAL] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #memory_$Pointer$#0.base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_$Pointer$#0.base,GLOBAL] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#0.base,GLOBAL],[ArrayAccessExpression[ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#0.base,GLOBAL],[IdentifierExpression[~l!base,]]],[IntegerLiteral[4]]]]] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #memory_$Pointer$#0.offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_$Pointer$#0.offset,GLOBAL] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#0.offset,GLOBAL],[ArrayAccessExpression[ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#0.base,GLOBAL],[IdentifierExpression[~head~0!base,GLOBAL]]],[IntegerLiteral[4]]]]] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #memory_$Pointer$#0.offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_$Pointer$#0.offset,GLOBAL] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#0.offset,GLOBAL],[ArrayAccessExpression[ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#0.base,GLOBAL],[ArrayAccessExpression[ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#0.base,GLOBAL],[IdentifierExpression[~l!base,]]],[IntegerLiteral[4]]]]],[IntegerLiteral[4]]]]] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #memory_int#0 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_int#0,GLOBAL] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_int#0,GLOBAL],[ArrayAccessExpression[ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#0.base,GLOBAL],[ArrayAccessExpression[ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#0.base,GLOBAL],[ArrayAccessExpression[ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#0.base,GLOBAL],[IdentifierExpression[~head~0!base,GLOBAL]]],[IntegerLiteral[4]]]]],[IntegerLiteral[4]]]]],[IntegerLiteral[4]]]]] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #memory_$Pointer$#0.offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_$Pointer$#0.offset,GLOBAL] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#0.offset,GLOBAL],[IdentifierExpression[~l!base,]]] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #memory_$Pointer$#0.base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_$Pointer$#0.base,GLOBAL] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#0.base,GLOBAL],[ArrayAccessExpression[ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#0.base,GLOBAL],[ArrayAccessExpression[ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#0.base,GLOBAL],[IdentifierExpression[~head~0!base,GLOBAL]]],[IntegerLiteral[4]]]]],[IntegerLiteral[4]]]]] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #memory_$Pointer$#0.base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_$Pointer$#0.base,GLOBAL] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#0.base,GLOBAL],[ArrayAccessExpression[ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#0.base,GLOBAL],[IdentifierExpression[~head~0!base,GLOBAL]]],[IntegerLiteral[4]]]]] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #memory_$Pointer$#0.base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_$Pointer$#0.base,GLOBAL] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#0.base,GLOBAL],[ArrayAccessExpression[ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#0.base,GLOBAL],[ArrayAccessExpression[ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#0.base,GLOBAL],[IdentifierExpression[~l!base,]]],[IntegerLiteral[4]]]]],[IntegerLiteral[4]]]]] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #memory_$Pointer$#0.base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_$Pointer$#0.base,GLOBAL] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#0.base,GLOBAL],[ArrayAccessExpression[ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#0.base,GLOBAL],[IdentifierExpression[~l!base,]]],[IntegerLiteral[4]]]]] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #memory_int#0 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_int#0,GLOBAL] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_int#0,GLOBAL],[ArrayAccessExpression[ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#0.base,GLOBAL],[ArrayAccessExpression[ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#0.base,GLOBAL],[ArrayAccessExpression[ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#0.base,GLOBAL],[IdentifierExpression[~l!base,]]],[IntegerLiteral[4]]]]],[IntegerLiteral[4]]]]],[IntegerLiteral[4]]]]] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #memory_$Pointer$#0.base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_$Pointer$#0.base,GLOBAL] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#0.base,GLOBAL],[ArrayAccessExpression[ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#0.base,GLOBAL],[ArrayAccessExpression[ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#0.base,GLOBAL],[IdentifierExpression[~l!base,]]],[IntegerLiteral[4]]]]],[IntegerLiteral[4]]]]] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #memory_$Pointer$#0.base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_$Pointer$#0.base,GLOBAL] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#0.base,GLOBAL],[IdentifierExpression[~l!base,]]] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~head~0!base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #memory_$Pointer$#0.offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_$Pointer$#0.offset,GLOBAL] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#0.offset,GLOBAL],[ArrayAccessExpression[ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#0.base,GLOBAL],[IdentifierExpression[~l!base,]]],[IntegerLiteral[4]]]]] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression type not yet supported in backtranslation: QuantifierExpression - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~l!offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #memory_$Pointer$#0.offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_$Pointer$#0.offset,GLOBAL] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#0.offset,GLOBAL],[ArrayAccessExpression[ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#0.base,GLOBAL],[ArrayAccessExpression[ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#0.base,GLOBAL],[IdentifierExpression[~head~0!base,GLOBAL]]],[IntegerLiteral[4]]]]],[IntegerLiteral[4]]]]] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #valid - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#valid,GLOBAL] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #memory_$Pointer$#0.base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_$Pointer$#0.base,GLOBAL] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#0.base,GLOBAL],[ArrayAccessExpression[ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#0.base,GLOBAL],[ArrayAccessExpression[ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#0.base,GLOBAL],[IdentifierExpression[~head~0!base,GLOBAL]]],[IntegerLiteral[4]]]]],[IntegerLiteral[4]]]]] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #memory_$Pointer$#0.offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_$Pointer$#0.offset,GLOBAL] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#0.offset,GLOBAL],[IdentifierExpression[~head~0!base,GLOBAL]]] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~head~0!offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #memory_$Pointer$#0.base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_$Pointer$#0.base,GLOBAL] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#0.base,GLOBAL],[IdentifierExpression[~head~0!base,GLOBAL]]] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #memory_$Pointer$#0.base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_$Pointer$#0.base,GLOBAL] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#0.base,GLOBAL],[ArrayAccessExpression[ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#0.base,GLOBAL],[ArrayAccessExpression[ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#0.base,GLOBAL],[IdentifierExpression[~head~0!base,GLOBAL]]],[IntegerLiteral[4]]]]],[IntegerLiteral[4]]]]] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #memory_$Pointer$#0.base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_$Pointer$#0.base,GLOBAL] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#0.base,GLOBAL],[IdentifierExpression[~head~0!base,GLOBAL]]] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #memory_$Pointer$#0.base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_$Pointer$#0.base,GLOBAL] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#0.base,GLOBAL],[ArrayAccessExpression[ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#0.base,GLOBAL],[IdentifierExpression[~head~0!base,GLOBAL]]],[IntegerLiteral[4]]]]] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~head~0!base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #memory_$Pointer$#0.base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_$Pointer$#0.base,GLOBAL] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#0.base,GLOBAL],[ArrayAccessExpression[ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#0.base,GLOBAL],[ArrayAccessExpression[ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#0.base,GLOBAL],[IdentifierExpression[~head~0!base,GLOBAL]]],[IntegerLiteral[4]]]]],[IntegerLiteral[4]]]]] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~l!base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression type not yet supported in backtranslation: QuantifierExpression - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #valid - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#valid,GLOBAL] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #memory_$Pointer$#0.offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_$Pointer$#0.offset,GLOBAL] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#0.offset,GLOBAL],[ArrayAccessExpression[ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#0.base,GLOBAL],[IdentifierExpression[~head~0!base,GLOBAL]]],[IntegerLiteral[4]]]]] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #memory_int#0 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_int#0,GLOBAL] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_int#0,GLOBAL],[ArrayAccessExpression[ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#0.base,GLOBAL],[ArrayAccessExpression[ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#0.base,GLOBAL],[ArrayAccessExpression[ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#0.base,GLOBAL],[IdentifierExpression[~head~0!base,GLOBAL]]],[IntegerLiteral[4]]]]],[IntegerLiteral[4]]]]],[IntegerLiteral[4]]]]] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #memory_$Pointer$#0.base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_$Pointer$#0.base,GLOBAL] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#0.base,GLOBAL],[ArrayAccessExpression[ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#0.base,GLOBAL],[ArrayAccessExpression[ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#0.base,GLOBAL],[IdentifierExpression[~head~0!base,GLOBAL]]],[IntegerLiteral[4]]]]],[IntegerLiteral[4]]]]] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #memory_$Pointer$#0.base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_$Pointer$#0.base,GLOBAL] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#0.base,GLOBAL],[ArrayAccessExpression[ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#0.base,GLOBAL],[IdentifierExpression[~head~0!base,GLOBAL]]],[IntegerLiteral[4]]]]] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression type not yet supported in backtranslation: QuantifierExpression - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~head~0!base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~l!offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #memory_$Pointer$#0.offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_$Pointer$#0.offset,GLOBAL] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#0.offset,GLOBAL],[ArrayAccessExpression[ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#0.base,GLOBAL],[ArrayAccessExpression[ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#0.base,GLOBAL],[IdentifierExpression[~head~0!base,GLOBAL]]],[IntegerLiteral[4]]]]],[IntegerLiteral[4]]]]] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #valid - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#valid,GLOBAL] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #memory_$Pointer$#0.base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_$Pointer$#0.base,GLOBAL] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#0.base,GLOBAL],[ArrayAccessExpression[ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#0.base,GLOBAL],[ArrayAccessExpression[ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#0.base,GLOBAL],[IdentifierExpression[~head~0!base,GLOBAL]]],[IntegerLiteral[4]]]]],[IntegerLiteral[4]]]]] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #memory_$Pointer$#0.offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_$Pointer$#0.offset,GLOBAL] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#0.offset,GLOBAL],[IdentifierExpression[~head~0!base,GLOBAL]]] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~head~0!offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #memory_$Pointer$#0.base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_$Pointer$#0.base,GLOBAL] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#0.base,GLOBAL],[IdentifierExpression[~head~0!base,GLOBAL]]] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #memory_int#0 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_int#0,GLOBAL] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_int#0,GLOBAL],[IdentifierExpression[~l!base,]]] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #memory_$Pointer$#0.base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_$Pointer$#0.base,GLOBAL] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#0.base,GLOBAL],[ArrayAccessExpression[ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#0.base,GLOBAL],[ArrayAccessExpression[ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#0.base,GLOBAL],[IdentifierExpression[~head~0!base,GLOBAL]]],[IntegerLiteral[4]]]]],[IntegerLiteral[4]]]]] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #memory_$Pointer$#0.base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_$Pointer$#0.base,GLOBAL] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#0.base,GLOBAL],[IdentifierExpression[~head~0!base,GLOBAL]]] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #memory_$Pointer$#0.base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_$Pointer$#0.base,GLOBAL] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#0.base,GLOBAL],[ArrayAccessExpression[ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#0.base,GLOBAL],[IdentifierExpression[~head~0!base,GLOBAL]]],[IntegerLiteral[4]]]]] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~head~0!base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #memory_$Pointer$#0.base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_$Pointer$#0.base,GLOBAL] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#0.base,GLOBAL],[ArrayAccessExpression[ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#0.base,GLOBAL],[ArrayAccessExpression[ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#0.base,GLOBAL],[IdentifierExpression[~head~0!base,GLOBAL]]],[IntegerLiteral[4]]]]],[IntegerLiteral[4]]]]] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~l!base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #valid - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#valid,GLOBAL] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #memory_$Pointer$#0.offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_$Pointer$#0.offset,GLOBAL] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#0.offset,GLOBAL],[ArrayAccessExpression[ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#0.base,GLOBAL],[IdentifierExpression[~head~0!base,GLOBAL]]],[IntegerLiteral[4]]]]] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #memory_int#0 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_int#0,GLOBAL] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_int#0,GLOBAL],[ArrayAccessExpression[ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#0.base,GLOBAL],[ArrayAccessExpression[ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#0.base,GLOBAL],[ArrayAccessExpression[ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#0.base,GLOBAL],[IdentifierExpression[~head~0!base,GLOBAL]]],[IntegerLiteral[4]]]]],[IntegerLiteral[4]]]]],[IntegerLiteral[4]]]]] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #memory_$Pointer$#0.base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_$Pointer$#0.base,GLOBAL] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#0.base,GLOBAL],[ArrayAccessExpression[ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#0.base,GLOBAL],[ArrayAccessExpression[ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#0.base,GLOBAL],[IdentifierExpression[~head~0!base,GLOBAL]]],[IntegerLiteral[4]]]]],[IntegerLiteral[4]]]]] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #memory_$Pointer$#0.base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_$Pointer$#0.base,GLOBAL] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#0.base,GLOBAL],[ArrayAccessExpression[ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#0.base,GLOBAL],[IdentifierExpression[~head~0!base,GLOBAL]]],[IntegerLiteral[4]]]]] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~head~0!base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~l!offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #memory_$Pointer$#0.offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_$Pointer$#0.offset,GLOBAL] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#0.offset,GLOBAL],[ArrayAccessExpression[ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#0.base,GLOBAL],[ArrayAccessExpression[ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#0.base,GLOBAL],[IdentifierExpression[~head~0!base,GLOBAL]]],[IntegerLiteral[4]]]]],[IntegerLiteral[4]]]]] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression type not yet supported in backtranslation: QuantifierExpression - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #valid - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#valid,GLOBAL] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #memory_$Pointer$#0.base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_$Pointer$#0.base,GLOBAL] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#0.base,GLOBAL],[ArrayAccessExpression[ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#0.base,GLOBAL],[ArrayAccessExpression[ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#0.base,GLOBAL],[IdentifierExpression[~head~0!base,GLOBAL]]],[IntegerLiteral[4]]]]],[IntegerLiteral[4]]]]] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #memory_$Pointer$#0.offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_$Pointer$#0.offset,GLOBAL] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#0.offset,GLOBAL],[IdentifierExpression[~head~0!base,GLOBAL]]] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~head~0!offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #memory_$Pointer$#0.base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_$Pointer$#0.base,GLOBAL] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#0.base,GLOBAL],[IdentifierExpression[~head~0!base,GLOBAL]]] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #memory_$Pointer$#0.base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_$Pointer$#0.base,GLOBAL] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#0.base,GLOBAL],[ArrayAccessExpression[ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#0.base,GLOBAL],[ArrayAccessExpression[ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#0.base,GLOBAL],[IdentifierExpression[~head~0!base,GLOBAL]]],[IntegerLiteral[4]]]]],[IntegerLiteral[4]]]]] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #memory_$Pointer$#0.base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_$Pointer$#0.base,GLOBAL] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#0.base,GLOBAL],[IdentifierExpression[~head~0!base,GLOBAL]]] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #memory_$Pointer$#0.base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_$Pointer$#0.base,GLOBAL] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#0.base,GLOBAL],[ArrayAccessExpression[ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#0.base,GLOBAL],[IdentifierExpression[~head~0!base,GLOBAL]]],[IntegerLiteral[4]]]]] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~head~0!base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #memory_$Pointer$#0.base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_$Pointer$#0.base,GLOBAL] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#0.base,GLOBAL],[ArrayAccessExpression[ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#0.base,GLOBAL],[ArrayAccessExpression[ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#0.base,GLOBAL],[IdentifierExpression[~head~0!base,GLOBAL]]],[IntegerLiteral[4]]]]],[IntegerLiteral[4]]]]] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~l!base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression type not yet supported in backtranslation: QuantifierExpression - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #valid - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#valid,GLOBAL] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #memory_$Pointer$#0.offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_$Pointer$#0.offset,GLOBAL] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#0.offset,GLOBAL],[ArrayAccessExpression[ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#0.base,GLOBAL],[IdentifierExpression[~head~0!base,GLOBAL]]],[IntegerLiteral[4]]]]] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #memory_int#0 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_int#0,GLOBAL] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_int#0,GLOBAL],[ArrayAccessExpression[ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#0.base,GLOBAL],[ArrayAccessExpression[ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#0.base,GLOBAL],[ArrayAccessExpression[ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#0.base,GLOBAL],[IdentifierExpression[~head~0!base,GLOBAL]]],[IntegerLiteral[4]]]]],[IntegerLiteral[4]]]]],[IntegerLiteral[4]]]]] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #memory_$Pointer$#0.base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_$Pointer$#0.base,GLOBAL] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#0.base,GLOBAL],[ArrayAccessExpression[ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#0.base,GLOBAL],[ArrayAccessExpression[ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#0.base,GLOBAL],[IdentifierExpression[~head~0!base,GLOBAL]]],[IntegerLiteral[4]]]]],[IntegerLiteral[4]]]]] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #memory_$Pointer$#0.base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_$Pointer$#0.base,GLOBAL] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#0.base,GLOBAL],[ArrayAccessExpression[ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#0.base,GLOBAL],[IdentifierExpression[~head~0!base,GLOBAL]]],[IntegerLiteral[4]]]]] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~head~0!base * 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 - PositiveResult [Line: 7]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 36 locations, 52 edges, 1 error locations. Started 1 CEGAR loops. OverallTime: 27.1s, OverallIterations: 10, TraceHistogramMax: 5, PathProgramHistogramMax: 6, EmptinessCheckTime: 0.0s, AutomataDifference: 10.7s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 670 SdHoareTripleChecker+Valid, 2.3s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 670 mSDsluCounter, 1947 SdHoareTripleChecker+Invalid, 2.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 1698 mSDsCounter, 207 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 3492 IncrementalHoareTripleChecker+Invalid, 3699 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 207 mSolverCounterUnsat, 249 mSDtfsCounter, 3492 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 887 GetRequests, 558 SyntacticMatches, 0 SemanticMatches, 329 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3534 ImplicationChecksByTransitivity, 12.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=49occurred in iteration=9, InterpolantAutomatonStates: 155, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 10 MinimizatonAttempts, 51 StatesRemovedByMinimization, 7 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.2s SsaConstructionTime, 0.6s SatisfiabilityAnalysisTime, 12.9s InterpolantComputationTime, 871 NumberOfCodeBlocks, 849 NumberOfCodeBlocksAsserted, 41 NumberOfCheckSat, 993 ConstructedInterpolants, 28 QuantifiedInterpolants, 16041 SizeOfPredicates, 60 NumberOfNonLiveVariables, 3261 ConjunctsInSsa, 479 ConjunctsInUnsatCore, 22 InterpolantComputations, 4 PerfectInterpolantSequences, 661/991 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, ConComCheckerStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 23]: Loop Invariant Derived loop invariant: ((((k == 2) || (k == 2)) || (k == 2)) || (k == 2)) RESULT: Ultimate proved your program to be correct! [2025-04-29 10:54:40,624 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 Writing output log to file Ultimate.log Result: TRUE