/usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.use.bitabs.translation false -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/hardware-verification-bv/btor2c-lazyMod.cal36.c -------------------------------------------------------------------------------- This is Ultimate 0.2.4-tmp.fs.bitabs-eval-d9c3e40-m [2023-12-16 20:22:01,489 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-16 20:22:01,533 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-64bit-Automizer_Default.epf [2023-12-16 20:22:01,536 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-16 20:22:01,536 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-12-16 20:22:01,550 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-16 20:22:01,550 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-12-16 20:22:01,550 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-12-16 20:22:01,551 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-12-16 20:22:01,551 INFO L153 SettingsManager]: * Use memory slicer=true [2023-12-16 20:22:01,551 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-16 20:22:01,552 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-12-16 20:22:01,552 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-16 20:22:01,552 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-16 20:22:01,553 INFO L153 SettingsManager]: * Use SBE=true [2023-12-16 20:22:01,553 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-16 20:22:01,553 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-16 20:22:01,553 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-16 20:22:01,554 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-16 20:22:01,554 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-16 20:22:01,554 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-16 20:22:01,554 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-16 20:22:01,555 INFO L153 SettingsManager]: * Allow undefined functions=false [2023-12-16 20:22:01,555 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-16 20:22:01,555 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-16 20:22:01,555 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-16 20:22:01,555 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-12-16 20:22:01,556 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-12-16 20:22:01,556 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-12-16 20:22:01,556 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-12-16 20:22:01,556 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-16 20:22:01,556 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-16 20:22:01,556 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-16 20:22:01,557 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-12-16 20:22:01,557 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-16 20:22:01,557 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-12-16 20:22:01,557 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-12-16 20:22:01,557 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-16 20:22:01,557 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-12-16 20:22:01,558 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-16 20:22:01,558 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Use bitabs translation -> false [2023-12-16 20:22:01,767 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-16 20:22:01,786 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-16 20:22:01,788 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-16 20:22:01,789 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-16 20:22:01,789 INFO L274 PluginConnector]: CDTParser initialized [2023-12-16 20:22:01,790 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/hardware-verification-bv/btor2c-lazyMod.cal36.c [2023-12-16 20:22:03,001 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-16 20:22:03,336 INFO L384 CDTParser]: Found 1 translation units. [2023-12-16 20:22:03,337 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/hardware-verification-bv/btor2c-lazyMod.cal36.c [2023-12-16 20:22:03,365 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d61d778ea/213d242729e84189af73278e7cc1317c/FLAG1be369785 [2023-12-16 20:22:03,379 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d61d778ea/213d242729e84189af73278e7cc1317c [2023-12-16 20:22:03,382 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-16 20:22:03,383 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2023-12-16 20:22:03,384 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-16 20:22:03,384 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-16 20:22:03,388 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-16 20:22:03,388 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.12 08:22:03" (1/1) ... [2023-12-16 20:22:03,389 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3fe7a7cf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 08:22:03, skipping insertion in model container [2023-12-16 20:22:03,389 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.12 08:22:03" (1/1) ... [2023-12-16 20:22:03,469 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-16 20:22:03,709 WARN L239 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/hardware-verification-bv/btor2c-lazyMod.cal36.c[1245,1258] [2023-12-16 20:22:04,209 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-16 20:22:04,216 INFO L202 MainTranslator]: Completed pre-run [2023-12-16 20:22:04,224 WARN L239 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/hardware-verification-bv/btor2c-lazyMod.cal36.c[1245,1258] [2023-12-16 20:22:04,456 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-16 20:22:04,474 INFO L206 MainTranslator]: Completed translation [2023-12-16 20:22:04,475 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 08:22:04 WrapperNode [2023-12-16 20:22:04,476 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-16 20:22:04,477 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-16 20:22:04,477 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-16 20:22:04,477 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-16 20:22:04,481 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 08:22:04" (1/1) ... [2023-12-16 20:22:04,543 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 08:22:04" (1/1) ... [2023-12-16 20:22:04,765 INFO L138 Inliner]: procedures = 17, calls = 16, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 7647 [2023-12-16 20:22:04,766 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-16 20:22:04,766 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-16 20:22:04,766 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-16 20:22:04,766 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-16 20:22:04,774 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 08:22:04" (1/1) ... [2023-12-16 20:22:04,774 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 08:22:04" (1/1) ... [2023-12-16 20:22:04,819 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 08:22:04" (1/1) ... [2023-12-16 20:22:04,887 INFO L175 MemorySlicer]: Split 10 memory accesses to 2 slices as follows [2, 8]. 80 percent of accesses are in the largest equivalence class. The 10 initializations are split as follows [2, 8]. The 0 writes are split as follows [0, 0]. [2023-12-16 20:22:04,888 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 08:22:04" (1/1) ... [2023-12-16 20:22:04,888 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 08:22:04" (1/1) ... [2023-12-16 20:22:05,008 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 08:22:04" (1/1) ... [2023-12-16 20:22:05,023 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 08:22:04" (1/1) ... [2023-12-16 20:22:05,042 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 08:22:04" (1/1) ... [2023-12-16 20:22:05,055 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 08:22:04" (1/1) ... [2023-12-16 20:22:05,081 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-16 20:22:05,082 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-16 20:22:05,082 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-16 20:22:05,082 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-16 20:22:05,083 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 08:22:04" (1/1) ... [2023-12-16 20:22:05,087 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-12-16 20:22:05,094 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-12-16 20:22:05,117 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) [2023-12-16 20:22:05,159 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 [2023-12-16 20:22:05,173 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-16 20:22:05,173 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2023-12-16 20:22:05,173 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2023-12-16 20:22:05,173 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-16 20:22:05,173 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-16 20:22:05,778 INFO L241 CfgBuilder]: Building ICFG [2023-12-16 20:22:05,780 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-16 20:22:16,394 INFO L282 CfgBuilder]: Performing block encoding [2023-12-16 20:22:16,527 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-16 20:22:16,527 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-16 20:22:16,528 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.12 08:22:16 BoogieIcfgContainer [2023-12-16 20:22:16,528 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-16 20:22:16,530 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-12-16 20:22:16,530 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-12-16 20:22:16,532 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-12-16 20:22:16,532 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 16.12 08:22:03" (1/3) ... [2023-12-16 20:22:16,533 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3f8d01ba and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.12 08:22:16, skipping insertion in model container [2023-12-16 20:22:16,533 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 08:22:04" (2/3) ... [2023-12-16 20:22:16,533 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3f8d01ba and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.12 08:22:16, skipping insertion in model container [2023-12-16 20:22:16,533 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.12 08:22:16" (3/3) ... [2023-12-16 20:22:16,534 INFO L112 eAbstractionObserver]: Analyzing ICFG btor2c-lazyMod.cal36.c [2023-12-16 20:22:16,546 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-12-16 20:22:16,546 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-12-16 20:22:16,584 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-12-16 20:22:16,590 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=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;@1db2d674, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-12-16 20:22:16,590 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-12-16 20:22:16,593 INFO L276 IsEmpty]: Start isEmpty. Operand has 8 states, 6 states have (on average 1.6666666666666667) internal successors, (10), 7 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-16 20:22:16,597 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-12-16 20:22:16,597 INFO L187 NwaCegarLoop]: Found error trace [2023-12-16 20:22:16,598 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1] [2023-12-16 20:22:16,598 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-16 20:22:16,603 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-16 20:22:16,603 INFO L85 PathProgramCache]: Analyzing trace with hash 1827279, now seen corresponding path program 1 times [2023-12-16 20:22:16,610 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-16 20:22:16,610 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1613365751] [2023-12-16 20:22:16,610 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-16 20:22:16,611 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-16 20:23:04,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-16 20:23:04,187 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. Received shutdown request... [2023-12-16 20:23:05,388 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2023-12-16 20:23:05,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2023-12-16 20:23:05,442 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-12-16 20:23:05,443 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-12-16 20:23:05,443 WARN L619 AbstractCegarLoop]: Verification canceled: while NwaCegarLoop was analyzing trace of length 5 with TraceHistMax 1,while AutomatonFreeRefinementEngine was Timeout during feasibility check between IpTcStrategyModuleSmtInterpolCraig [1613365751] and IpTcStrategyModuleZ3 [914634921]. [2023-12-16 20:23:05,446 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2023-12-16 20:23:05,448 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2023-12-16 20:23:05,449 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 16.12 08:23:05 BoogieIcfgContainer [2023-12-16 20:23:05,450 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-12-16 20:23:05,450 INFO L158 Benchmark]: Toolchain (without parser) took 62067.11ms. Allocated memory was 264.2MB in the beginning and 1.1GB in the end (delta: 868.2MB). Free memory was 204.6MB in the beginning and 738.4MB in the end (delta: -533.8MB). Peak memory consumption was 765.2MB. Max. memory is 8.0GB. [2023-12-16 20:23:05,451 INFO L158 Benchmark]: CDTParser took 0.09ms. Allocated memory is still 187.7MB. Free memory was 137.9MB in the beginning and 137.7MB in the end (delta: 157.5kB). There was no memory consumed. Max. memory is 8.0GB. [2023-12-16 20:23:05,451 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1091.79ms. Allocated memory is still 264.2MB. Free memory was 204.6MB in the beginning and 188.0MB in the end (delta: 16.6MB). Peak memory consumption was 122.4MB. Max. memory is 8.0GB. [2023-12-16 20:23:05,451 INFO L158 Benchmark]: Boogie Procedure Inliner took 288.81ms. Allocated memory was 264.2MB in the beginning and 413.1MB in the end (delta: 148.9MB). Free memory was 188.0MB in the beginning and 313.8MB in the end (delta: -125.8MB). Peak memory consumption was 81.3MB. Max. memory is 8.0GB. [2023-12-16 20:23:05,452 INFO L158 Benchmark]: Boogie Preprocessor took 315.12ms. Allocated memory is still 413.1MB. Free memory was 313.8MB in the beginning and 303.3MB in the end (delta: 10.5MB). Peak memory consumption was 48.8MB. Max. memory is 8.0GB. [2023-12-16 20:23:05,452 INFO L158 Benchmark]: RCFGBuilder took 11446.31ms. Allocated memory was 413.1MB in the beginning and 789.6MB in the end (delta: 376.4MB). Free memory was 303.3MB in the beginning and 211.2MB in the end (delta: 92.1MB). Peak memory consumption was 494.8MB. Max. memory is 8.0GB. [2023-12-16 20:23:05,452 INFO L158 Benchmark]: TraceAbstraction took 48919.79ms. Allocated memory was 789.6MB in the beginning and 1.1GB in the end (delta: 342.9MB). Free memory was 210.7MB in the beginning and 738.4MB in the end (delta: -527.7MB). Peak memory consumption was 247.7MB. Max. memory is 8.0GB. [2023-12-16 20:23:05,454 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.09ms. Allocated memory is still 187.7MB. Free memory was 137.9MB in the beginning and 137.7MB in the end (delta: 157.5kB). There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 1091.79ms. Allocated memory is still 264.2MB. Free memory was 204.6MB in the beginning and 188.0MB in the end (delta: 16.6MB). Peak memory consumption was 122.4MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 288.81ms. Allocated memory was 264.2MB in the beginning and 413.1MB in the end (delta: 148.9MB). Free memory was 188.0MB in the beginning and 313.8MB in the end (delta: -125.8MB). Peak memory consumption was 81.3MB. Max. memory is 8.0GB. * Boogie Preprocessor took 315.12ms. Allocated memory is still 413.1MB. Free memory was 313.8MB in the beginning and 303.3MB in the end (delta: 10.5MB). Peak memory consumption was 48.8MB. Max. memory is 8.0GB. * RCFGBuilder took 11446.31ms. Allocated memory was 413.1MB in the beginning and 789.6MB in the end (delta: 376.4MB). Free memory was 303.3MB in the beginning and 211.2MB in the end (delta: 92.1MB). Peak memory consumption was 494.8MB. Max. memory is 8.0GB. * TraceAbstraction took 48919.79ms. Allocated memory was 789.6MB in the beginning and 1.1GB in the end (delta: 342.9MB). Free memory was 210.7MB in the beginning and 738.4MB in the end (delta: -527.7MB). Peak memory consumption was 247.7MB. Max. memory is 8.0GB. * 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 - TimeoutResultAtElement [Line: 21]: Timeout (TraceAbstraction) Unable to prove that a call to reach_error is unreachable (line 21). Cancelled while NwaCegarLoop was analyzing trace of length 5 with TraceHistMax 1,while AutomatonFreeRefinementEngine was Timeout during feasibility check between IpTcStrategyModuleSmtInterpolCraig [1613365751] and IpTcStrategyModuleZ3 [914634921]. - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 8 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 48.9s, OverallIterations: 1, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=8occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: Timeout Completed graceful shutdown