/root/.sdkman/candidates/java/current/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data --traceabstraction.prune.known.deadend.states.from.previous.iterations false -s ../../../trunk/examples/settings/gemcutter/DynamicStratifiedAbstractions.epf --traceabstraction.cegar.restart.behaviour ONE_CEGAR_PER_ERROR_LOCATION -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/weaver/parallel-ticket-7.wvr.c -------------------------------------------------------------------------------- This is Ultimate 0.2.4-wip.dk.dynamic-abstractions-e23131f-m [2024-05-03 04:50:00,537 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-05-03 04:50:00,599 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/settings/gemcutter/DynamicStratifiedAbstractions.epf [2024-05-03 04:50:00,603 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-05-03 04:50:00,603 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-05-03 04:50:00,604 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.Checked method. Library mode if empty. [2024-05-03 04:50:00,625 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-05-03 04:50:00,626 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-05-03 04:50:00,626 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-05-03 04:50:00,630 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-05-03 04:50:00,630 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-05-03 04:50:00,630 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-05-03 04:50:00,630 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-05-03 04:50:00,631 INFO L153 SettingsManager]: * Use SBE=true [2024-05-03 04:50:00,631 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-05-03 04:50:00,632 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-05-03 04:50:00,632 INFO L153 SettingsManager]: * sizeof long=4 [2024-05-03 04:50:00,632 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-05-03 04:50:00,632 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-05-03 04:50:00,632 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-05-03 04:50:00,632 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-05-03 04:50:00,633 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-05-03 04:50:00,633 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-05-03 04:50:00,633 INFO L153 SettingsManager]: * sizeof long double=12 [2024-05-03 04:50:00,633 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-05-03 04:50:00,633 INFO L153 SettingsManager]: * Use constant arrays=true [2024-05-03 04:50:00,633 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-05-03 04:50:00,634 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-05-03 04:50:00,634 INFO L153 SettingsManager]: * To the following directory=./dump/ [2024-05-03 04:50:00,634 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-05-03 04:50:00,635 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-05-03 04:50:00,635 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-05-03 04:50:00,635 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-05-03 04:50:00,635 INFO L153 SettingsManager]: * Abstraction for dynamic stratified reduction=VARIABLES_GLOBAL [2024-05-03 04:50:00,635 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-05-03 04:50:00,636 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-05-03 04:50:00,636 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=DYNAMIC_ABSTRACTIONS [2024-05-03 04:50:00,636 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2024-05-03 04:50:00,636 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-05-03 04:50:00,636 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-05-03 04:50:00,636 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-05-03 04:50:00,636 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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/UGemCutter-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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Prune known deadend states from previous iterations -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: CEGAR restart behaviour -> ONE_CEGAR_PER_ERROR_LOCATION [2024-05-03 04:50:00,775 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-05-03 04:50:00,788 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-05-03 04:50:00,790 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-05-03 04:50:00,790 INFO L270 PluginConnector]: Initializing CDTParser... [2024-05-03 04:50:00,790 INFO L274 PluginConnector]: CDTParser initialized [2024-05-03 04:50:00,791 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/svcomp/weaver/parallel-ticket-7.wvr.c [2024-05-03 04:50:01,844 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-05-03 04:50:02,026 INFO L384 CDTParser]: Found 1 translation units. [2024-05-03 04:50:02,026 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/weaver/parallel-ticket-7.wvr.c [2024-05-03 04:50:02,034 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/4cb021e57/a9f4028109284b11a83e4264010cf0d6/FLAG9c0d28bb0 [2024-05-03 04:50:02,043 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/4cb021e57/a9f4028109284b11a83e4264010cf0d6 [2024-05-03 04:50:02,045 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-05-03 04:50:02,046 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-05-03 04:50:02,047 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-05-03 04:50:02,047 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-05-03 04:50:02,050 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-05-03 04:50:02,050 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.05 04:50:02" (1/1) ... [2024-05-03 04:50:02,051 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4068030e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.05 04:50:02, skipping insertion in model container [2024-05-03 04:50:02,051 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.05 04:50:02" (1/1) ... [2024-05-03 04:50:02,076 INFO L177 MainTranslator]: Built tables and reachable declarations [2024-05-03 04:50:02,205 WARN L239 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/weaver/parallel-ticket-7.wvr.c[4837,4850] [2024-05-03 04:50:02,209 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-05-03 04:50:02,215 INFO L202 MainTranslator]: Completed pre-run [2024-05-03 04:50:02,243 WARN L239 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/weaver/parallel-ticket-7.wvr.c[4837,4850] [2024-05-03 04:50:02,245 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-05-03 04:50:02,255 INFO L206 MainTranslator]: Completed translation [2024-05-03 04:50:02,255 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.05 04:50:02 WrapperNode [2024-05-03 04:50:02,255 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-05-03 04:50:02,256 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-05-03 04:50:02,256 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-05-03 04:50:02,256 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-05-03 04:50:02,261 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.05 04:50:02" (1/1) ... [2024-05-03 04:50:02,267 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.05 04:50:02" (1/1) ... [2024-05-03 04:50:02,289 INFO L138 Inliner]: procedures = 26, calls = 115, calls flagged for inlining = 11, calls inlined = 11, statements flattened = 328 [2024-05-03 04:50:02,289 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-05-03 04:50:02,290 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-05-03 04:50:02,290 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-05-03 04:50:02,290 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-05-03 04:50:02,296 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.05 04:50:02" (1/1) ... [2024-05-03 04:50:02,296 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.05 04:50:02" (1/1) ... [2024-05-03 04:50:02,303 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.05 04:50:02" (1/1) ... [2024-05-03 04:50:02,304 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.05 04:50:02" (1/1) ... [2024-05-03 04:50:02,308 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.05 04:50:02" (1/1) ... [2024-05-03 04:50:02,310 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.05 04:50:02" (1/1) ... [2024-05-03 04:50:02,311 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.05 04:50:02" (1/1) ... [2024-05-03 04:50:02,312 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.05 04:50:02" (1/1) ... [2024-05-03 04:50:02,314 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-05-03 04:50:02,324 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-05-03 04:50:02,324 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-05-03 04:50:02,324 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-05-03 04:50:02,364 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.05 04:50:02" (1/1) ... [2024-05-03 04:50:02,368 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-05-03 04:50:02,378 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-03 04:50:02,415 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-05-03 04:50:02,471 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-05-03 04:50:02,503 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-05-03 04:50:02,503 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-05-03 04:50:02,503 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-05-03 04:50:02,504 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-05-03 04:50:02,504 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2024-05-03 04:50:02,504 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2024-05-03 04:50:02,505 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2024-05-03 04:50:02,505 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2024-05-03 04:50:02,505 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2024-05-03 04:50:02,505 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2024-05-03 04:50:02,505 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2024-05-03 04:50:02,506 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2024-05-03 04:50:02,506 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-05-03 04:50:02,507 INFO L130 BoogieDeclarations]: Found specification of procedure thread5 [2024-05-03 04:50:02,507 INFO L138 BoogieDeclarations]: Found implementation of procedure thread5 [2024-05-03 04:50:02,507 INFO L130 BoogieDeclarations]: Found specification of procedure thread6 [2024-05-03 04:50:02,507 INFO L138 BoogieDeclarations]: Found implementation of procedure thread6 [2024-05-03 04:50:02,507 INFO L130 BoogieDeclarations]: Found specification of procedure thread7 [2024-05-03 04:50:02,507 INFO L138 BoogieDeclarations]: Found implementation of procedure thread7 [2024-05-03 04:50:02,507 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-05-03 04:50:02,507 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-05-03 04:50:02,507 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-05-03 04:50:02,507 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-05-03 04:50:02,507 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-05-03 04:50:02,509 WARN L213 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2024-05-03 04:50:02,629 INFO L241 CfgBuilder]: Building ICFG [2024-05-03 04:50:02,632 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2024-05-03 04:50:02,980 INFO L282 CfgBuilder]: Performing block encoding [2024-05-03 04:50:03,079 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-05-03 04:50:03,079 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2024-05-03 04:50:03,080 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.05 04:50:03 BoogieIcfgContainer [2024-05-03 04:50:03,080 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-05-03 04:50:03,082 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-05-03 04:50:03,082 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-05-03 04:50:03,084 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-05-03 04:50:03,084 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 03.05 04:50:02" (1/3) ... [2024-05-03 04:50:03,085 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2d79576 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.05 04:50:03, skipping insertion in model container [2024-05-03 04:50:03,088 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.05 04:50:02" (2/3) ... [2024-05-03 04:50:03,088 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2d79576 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.05 04:50:03, skipping insertion in model container [2024-05-03 04:50:03,088 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.05 04:50:03" (3/3) ... [2024-05-03 04:50:03,089 INFO L112 eAbstractionObserver]: Analyzing ICFG parallel-ticket-7.wvr.c [2024-05-03 04:50:03,096 WARN L146 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2024-05-03 04:50:03,104 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-05-03 04:50:03,104 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-05-03 04:50:03,104 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-05-03 04:50:03,166 INFO L144 ThreadInstanceAdder]: Constructed 7 joinOtherThreadTransitions. [2024-05-03 04:50:03,200 INFO L103 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-05-03 04:50:03,201 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-05-03 04:50:03,201 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-03 04:50:03,203 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2024-05-03 04:50:03,219 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process [2024-05-03 04:50:03,245 INFO L166 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-05-03 04:50:03,251 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION ======== [2024-05-03 04:50:03,255 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=PARTIAL_ORDER_FA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, 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;@2ec8a530, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-05-03 04:50:03,256 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-05-03 04:50:03,261 INFO L199 cStratifiedReduction]: Start building reduction automaton [2024-05-03 04:50:03,316 INFO L211 cStratifiedReduction]: Finished building reduction automaton with 532 states. [2024-05-03 04:50:03,316 INFO L212 cStratifiedReduction]: Copied states 0 times. [2024-05-03 04:50:03,318 INFO L78 Accepts]: Start accepts. Automaton has currently 533 states, but on-demand construction may add more states Word has length 190 [2024-05-03 04:50:03,321 INFO L84 Accepts]: Finished accepts. word is accepted. [2024-05-03 04:50:03,321 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-05-03 04:50:03,324 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-03 04:50:03,325 INFO L85 PathProgramCache]: Analyzing trace with hash 1876059573, now seen corresponding path program 1 times [2024-05-03 04:50:03,331 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-03 04:50:03,331 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1550128283] [2024-05-03 04:50:03,331 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-03 04:50:03,331 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-03 04:50:03,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-03 04:50:03,649 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-03 04:50:03,649 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-03 04:50:03,650 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1550128283] [2024-05-03 04:50:03,651 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1550128283] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-03 04:50:03,651 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-03 04:50:03,651 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-05-03 04:50:03,652 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1228458914] [2024-05-03 04:50:03,652 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-03 04:50:03,657 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-05-03 04:50:03,657 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-03 04:50:03,676 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-05-03 04:50:03,676 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-05-03 04:50:03,677 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-03 04:50:03,678 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-03 04:50:03,679 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 95.0) internal successors, (190), 2 states have internal predecessors, (190), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-03 04:50:03,679 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-03 04:50:03,680 INFO L199 cStratifiedReduction]: Start building reduction automaton [2024-05-03 04:50:03,777 INFO L211 cStratifiedReduction]: Finished building reduction automaton with 534 states. [2024-05-03 04:50:03,777 INFO L212 cStratifiedReduction]: Copied states 0 times. [2024-05-03 04:50:03,777 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-03 04:50:03,778 INFO L78 Accepts]: Start accepts. Automaton has currently 535 states, but on-demand construction may add more states Word has length 188 [2024-05-03 04:50:03,779 INFO L84 Accepts]: Finished accepts. word is accepted. [2024-05-03 04:50:03,779 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-05-03 04:50:03,779 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-05-03 04:50:03,779 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-03 04:50:03,779 INFO L85 PathProgramCache]: Analyzing trace with hash 1293154413, now seen corresponding path program 1 times [2024-05-03 04:50:03,780 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-03 04:50:03,780 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [976897426] [2024-05-03 04:50:03,780 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-03 04:50:03,780 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-03 04:50:04,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-03 04:50:05,568 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-03 04:50:05,568 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-03 04:50:05,568 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [976897426] [2024-05-03 04:50:05,568 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [976897426] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-03 04:50:05,569 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-03 04:50:05,569 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-05-03 04:50:05,570 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [446841151] [2024-05-03 04:50:05,570 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-03 04:50:05,572 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-05-03 04:50:05,572 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-03 04:50:05,573 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-05-03 04:50:05,573 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=59, Unknown=0, NotChecked=0, Total=90 [2024-05-03 04:50:05,573 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-03 04:50:05,574 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-03 04:50:05,574 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 18.8) internal successors, (188), 10 states have internal predecessors, (188), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-03 04:50:05,575 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-03 04:50:05,575 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-03 04:50:05,576 INFO L199 cStratifiedReduction]: Start building reduction automaton Received shutdown request... [2024-05-03 05:03:29,127 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2024-05-03 05:03:29,127 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2024-05-03 05:03:29,181 INFO L211 cStratifiedReduction]: Finished building reduction automaton with 136126 states. [2024-05-03 05:03:29,181 INFO L212 cStratifiedReduction]: Copied states 0 times. [2024-05-03 05:03:29,182 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-05-03 05:03:29,182 WARN L619 AbstractCegarLoop]: Verification canceled: while PolyPacSimplificationTermWalker was simplifying a ATOM-1 term,while PolyPacSimplificationTermWalker was simplifying 2 xjuncts wrt. a ATOM-1 context. [2024-05-03 05:03:29,185 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-05-03 05:03:29,478 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1] [2024-05-03 05:03:29,480 INFO L308 ceAbstractionStarter]: Result for error location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION was TIMEOUT (1/8) [2024-05-03 05:03:29,482 INFO L229 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-05-03 05:03:29,482 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2024-05-03 05:03:29,486 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 03.05 05:03:29 BasicIcfg [2024-05-03 05:03:29,486 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-05-03 05:03:29,486 INFO L158 Benchmark]: Toolchain (without parser) took 807440.38ms. Allocated memory was 174.1MB in the beginning and 6.4GB in the end (delta: 6.3GB). Free memory was 106.4MB in the beginning and 3.2GB in the end (delta: -3.1GB). Peak memory consumption was 3.7GB. Max. memory is 8.0GB. [2024-05-03 05:03:29,486 INFO L158 Benchmark]: CDTParser took 0.10ms. Allocated memory is still 174.1MB. Free memory is still 112.9MB. There was no memory consumed. Max. memory is 8.0GB. [2024-05-03 05:03:29,487 INFO L158 Benchmark]: CACSL2BoogieTranslator took 209.06ms. Allocated memory is still 174.1MB. Free memory was 106.2MB in the beginning and 93.1MB in the end (delta: 13.1MB). Peak memory consumption was 13.6MB. Max. memory is 8.0GB. [2024-05-03 05:03:29,487 INFO L158 Benchmark]: Boogie Procedure Inliner took 33.07ms. Allocated memory is still 174.1MB. Free memory was 93.1MB in the beginning and 90.4MB in the end (delta: 2.8MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. [2024-05-03 05:03:29,487 INFO L158 Benchmark]: Boogie Preprocessor took 24.80ms. Allocated memory is still 174.1MB. Free memory was 90.4MB in the beginning and 88.5MB in the end (delta: 1.9MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. [2024-05-03 05:03:29,487 INFO L158 Benchmark]: RCFGBuilder took 755.98ms. Allocated memory was 174.1MB in the beginning and 223.3MB in the end (delta: 49.3MB). Free memory was 88.5MB in the beginning and 162.5MB in the end (delta: -74.0MB). Peak memory consumption was 7.2MB. Max. memory is 8.0GB. [2024-05-03 05:03:29,488 INFO L158 Benchmark]: TraceAbstraction took 806404.15ms. Allocated memory was 223.3MB in the beginning and 6.4GB in the end (delta: 6.2GB). Free memory was 161.4MB in the beginning and 3.2GB in the end (delta: -3.1GB). Peak memory consumption was 3.7GB. Max. memory is 8.0GB. [2024-05-03 05:03:29,489 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.10ms. Allocated memory is still 174.1MB. Free memory is still 112.9MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 209.06ms. Allocated memory is still 174.1MB. Free memory was 106.2MB in the beginning and 93.1MB in the end (delta: 13.1MB). Peak memory consumption was 13.6MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 33.07ms. Allocated memory is still 174.1MB. Free memory was 93.1MB in the beginning and 90.4MB in the end (delta: 2.8MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 24.80ms. Allocated memory is still 174.1MB. Free memory was 90.4MB in the beginning and 88.5MB in the end (delta: 1.9MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. * RCFGBuilder took 755.98ms. Allocated memory was 174.1MB in the beginning and 223.3MB in the end (delta: 49.3MB). Free memory was 88.5MB in the beginning and 162.5MB in the end (delta: -74.0MB). Peak memory consumption was 7.2MB. Max. memory is 8.0GB. * TraceAbstraction took 806404.15ms. Allocated memory was 223.3MB in the beginning and 6.4GB in the end (delta: 6.2GB). Free memory was 161.4MB in the beginning and 3.2GB in the end (delta: -3.1GB). Peak memory consumption was 3.7GB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 555345, independent: 528299, independent conditional: 528299, independent unconditional: 0, dependent: 27046, dependent conditional: 27046, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 555342, independent: 528299, independent conditional: 528299, independent unconditional: 0, dependent: 27043, dependent conditional: 27043, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 555342, independent: 528299, independent conditional: 528299, independent unconditional: 0, dependent: 27043, dependent conditional: 27043, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 609428, independent: 528299, independent conditional: 0, independent unconditional: 528299, dependent: 81129, dependent conditional: 54086, dependent unconditional: 27043, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 609428, independent: 528299, independent conditional: 0, independent unconditional: 528299, dependent: 81129, dependent conditional: 0, dependent unconditional: 81129, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 609428, independent: 528299, independent conditional: 0, independent unconditional: 528299, dependent: 81129, dependent conditional: 0, dependent unconditional: 81129, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 555342, independent: 528299, independent conditional: 0, independent unconditional: 528299, dependent: 27043, dependent conditional: 0, dependent unconditional: 27043, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 555342, independent: 514753, independent conditional: 0, independent unconditional: 514753, dependent: 40589, dependent conditional: 0, dependent unconditional: 40589, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 40589, independent: 13546, independent conditional: 0, independent unconditional: 13546, dependent: 27043, dependent conditional: 0, dependent unconditional: 27043, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 40589, independent: 13546, independent conditional: 0, independent unconditional: 13546, dependent: 27043, dependent conditional: 0, dependent unconditional: 27043, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 40589, independent: 13546, independent conditional: 0, independent unconditional: 13546, dependent: 27043, dependent conditional: 0, dependent unconditional: 27043, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 26682, independent: 11884, independent conditional: 0, independent unconditional: 11884, dependent: 14798, dependent conditional: 0, dependent unconditional: 14798, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 609428, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 54086, dependent conditional: 0, dependent unconditional: 54086, unknown: 555342, unknown conditional: 0, unknown unconditional: 555342] , Statistics on independence cache: Total cache size (in pairs): 555342, Positive cache size: 528299, Positive conditional cache size: 0, Positive unconditional cache size: 528299, Negative cache size: 27043, Negative conditional cache size: 0, Negative unconditional cache size: 27043, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 54086, Maximal queried relation: 2, Independence queries for same thread: 3 - StatisticsResult: Reduction benchmarks 54.8ms Time before loop, 0.0ms Time in loop, 0.1s Time in total, Has Loop: 0, wrong guesses: 0, overall guesses: 0, Reduction States: 532, Duplicate States: 0, Protected Variables: 0 - StatisticsResult: Reduction benchmarks 97.0ms Time before loop, 0.0ms Time in loop, 0.1s Time in total, Has Loop: 0, wrong guesses: 0, overall guesses: 0, Reduction States: 534, Duplicate States: 0, Protected Variables: 0 - StatisticsResult: Reduction benchmarks 803605.0ms Time before loop, 0.0ms Time in loop, 803.6s Time in total, Has Loop: 0, wrong guesses: 0, overall guesses: 0, Reduction States: 136126, Duplicate States: 0, Protected Variables: 4 - StatisticsResult: Visitor Statistics States: 191, Transitions: 190, Traversal time: 0.1s - StatisticsResult: Visitor Statistics States: 191, Transitions: 192, Traversal time: 0.1s - StatisticsResult: Visitor Statistics States: 135865, Transitions: 162911, Traversal time: 803.6s - StatisticsResult: Proof manager benchmarks IrresponsibleProofs: 0, RedundantProofs: 0, ProvenStates: 5, Times there's more than one choice: 2, Avg number of choices: 1.4 - TimeoutResultAtElement [Line: 212]: Timeout (TraceAbstraction) Unable to prove that a call to reach_error is unreachable Cancelled while PolyPacSimplificationTermWalker was simplifying a ATOM-1 term,while PolyPacSimplificationTermWalker was simplifying 2 xjuncts wrt. a ATOM-1 context. - StatisticsResult: Ultimate Automizer benchmark data for error location: ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION with 1 thread instances CFG has 15 procedures, 274 locations, 8 error locations. Started 1 CEGAR loops. OverallTime: 806.3s, OverallIterations: 2, TraceHistogramMax: 0, PathProgramHistogramMax: 1, EmptinessCheckTime: 803.8s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 13, 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: TRACE_CHECK: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 1.7s InterpolantComputationTime, 378 NumberOfCodeBlocks, 378 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 376 ConstructedInterpolants, 0 QuantifiedInterpolants, 1483 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 2 InterpolantComputations, 2 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: Timeout Completed graceful shutdown