/usr/bin/java -Xmx16000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-FA-NoLbe.epf -tc ../../../trunk/examples/toolchains/AutomizerBplInline.xml -i ../../../trunk/examples/concurrent/bpl/pthread_inc.bpl -------------------------------------------------------------------------------- This is Ultimate 0.2.1-dev-770125f [2021-05-21 19:56:38,548 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-05-21 19:56:38,550 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-05-21 19:56:38,580 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-05-21 19:56:38,580 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-05-21 19:56:38,582 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-05-21 19:56:38,584 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-05-21 19:56:38,588 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-05-21 19:56:38,590 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-05-21 19:56:38,593 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-05-21 19:56:38,594 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-05-21 19:56:38,595 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-05-21 19:56:38,595 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-05-21 19:56:38,596 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-05-21 19:56:38,597 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-05-21 19:56:38,598 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-05-21 19:56:38,679 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-05-21 19:56:38,680 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-05-21 19:56:38,681 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-05-21 19:56:38,686 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-05-21 19:56:38,687 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-05-21 19:56:38,687 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-05-21 19:56:38,688 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-05-21 19:56:38,690 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-05-21 19:56:38,694 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2021-05-21 19:56:38,699 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-05-21 19:56:38,700 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-05-21 19:56:38,700 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-05-21 19:56:38,703 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-FA-NoLbe.epf [2021-05-21 19:56:38,732 INFO L113 SettingsManager]: Loading preferences was successful [2021-05-21 19:56:38,732 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-05-21 19:56:38,732 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-05-21 19:56:38,732 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-05-21 19:56:38,734 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-05-21 19:56:38,734 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-05-21 19:56:38,734 INFO L138 SettingsManager]: * Use SBE=true [2021-05-21 19:56:38,735 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-05-21 19:56:38,735 INFO L138 SettingsManager]: * sizeof long=4 [2021-05-21 19:56:38,735 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-05-21 19:56:38,735 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-05-21 19:56:38,735 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-05-21 19:56:38,736 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-05-21 19:56:38,736 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-05-21 19:56:38,736 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-05-21 19:56:38,736 INFO L138 SettingsManager]: * sizeof long double=12 [2021-05-21 19:56:38,736 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-05-21 19:56:38,736 INFO L138 SettingsManager]: * Use constant arrays=true [2021-05-21 19:56:38,736 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-05-21 19:56:38,736 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-05-21 19:56:38,736 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-05-21 19:56:38,736 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-05-21 19:56:38,736 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-05-21 19:56:38,736 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-05-21 19:56:38,737 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-05-21 19:56:38,737 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-05-21 19:56:38,737 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-05-21 19:56:38,737 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-05-21 19:56:38,737 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-05-21 19:56:38,737 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-05-21 19:56:38,737 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-05-21 19:56:38,737 INFO L138 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/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-05-21 19:56:38,985 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-05-21 19:56:39,004 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-05-21 19:56:39,005 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-05-21 19:56:39,006 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2021-05-21 19:56:39,007 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2021-05-21 19:56:39,008 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/pthread_inc.bpl [2021-05-21 19:56:39,008 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/pthread_inc.bpl' [2021-05-21 19:56:39,042 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-05-21 19:56:39,043 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2021-05-21 19:56:39,044 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-05-21 19:56:39,044 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-05-21 19:56:39,044 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-05-21 19:56:39,052 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "pthread_inc.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 21.05 07:56:39" (1/1) ... [2021-05-21 19:56:39,057 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "pthread_inc.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 21.05 07:56:39" (1/1) ... [2021-05-21 19:56:39,062 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-05-21 19:56:39,063 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-05-21 19:56:39,063 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-05-21 19:56:39,063 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-05-21 19:56:39,068 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "pthread_inc.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 21.05 07:56:39" (1/1) ... [2021-05-21 19:56:39,068 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "pthread_inc.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 21.05 07:56:39" (1/1) ... [2021-05-21 19:56:39,069 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "pthread_inc.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 21.05 07:56:39" (1/1) ... [2021-05-21 19:56:39,069 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "pthread_inc.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 21.05 07:56:39" (1/1) ... [2021-05-21 19:56:39,070 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "pthread_inc.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 21.05 07:56:39" (1/1) ... [2021-05-21 19:56:39,072 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "pthread_inc.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 21.05 07:56:39" (1/1) ... [2021-05-21 19:56:39,072 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "pthread_inc.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 21.05 07:56:39" (1/1) ... [2021-05-21 19:56:39,072 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-05-21 19:56:39,073 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-05-21 19:56:39,073 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-05-21 19:56:39,073 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-05-21 19:56:39,085 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "pthread_inc.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 21.05 07:56:39" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-05-21 19:56:39,146 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2021-05-21 19:56:39,146 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-05-21 19:56:39,146 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-05-21 19:56:39,146 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread given in one single declaration [2021-05-21 19:56:39,146 INFO L130 BoogieDeclarations]: Found specification of procedure thread [2021-05-21 19:56:39,147 INFO L138 BoogieDeclarations]: Found implementation of procedure thread [2021-05-21 19:56:39,147 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-05-21 19:56:39,252 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-05-21 19:56:39,253 INFO L299 CfgBuilder]: Removed 1 assume(true) statements. [2021-05-21 19:56:39,254 INFO L202 PluginConnector]: Adding new model pthread_inc.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.05 07:56:39 BoogieIcfgContainer [2021-05-21 19:56:39,254 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-05-21 19:56:39,255 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-05-21 19:56:39,255 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-05-21 19:56:39,257 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-05-21 19:56:39,257 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "pthread_inc.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 21.05 07:56:39" (1/2) ... [2021-05-21 19:56:39,258 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3ff76e77 and model type pthread_inc.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.05 07:56:39, skipping insertion in model container [2021-05-21 19:56:39,258 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "pthread_inc.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.05 07:56:39" (2/2) ... [2021-05-21 19:56:39,259 INFO L111 eAbstractionObserver]: Analyzing ICFG pthread_inc.bpl [2021-05-21 19:56:39,262 WARN L148 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-05-21 19:56:39,262 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-05-21 19:56:39,263 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-05-21 19:56:39,263 INFO L478 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-05-21 19:56:39,275 WARN L313 ript$VariableManager]: TermVariabe threadThread1of1ForFork0_v not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 19:56:39,275 WARN L313 ript$VariableManager]: TermVariabe threadThread1of1ForFork0_v not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 19:56:39,275 WARN L313 ript$VariableManager]: TermVariabe threadThread1of1ForFork0_v not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 19:56:39,275 WARN L313 ript$VariableManager]: TermVariabe threadThread1of1ForFork0_v not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 19:56:39,276 WARN L313 ript$VariableManager]: TermVariabe threadThread1of1ForFork0_v not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 19:56:39,276 WARN L313 ript$VariableManager]: TermVariabe threadThread1of1ForFork0_v not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 19:56:39,276 WARN L313 ript$VariableManager]: TermVariabe threadThread1of1ForFork0_v not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 19:56:39,276 WARN L313 ript$VariableManager]: TermVariabe threadThread1of1ForFork0_v not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 19:56:39,277 WARN L313 ript$VariableManager]: TermVariabe threadThread1of1ForFork0_v not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 19:56:39,279 INFO L149 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-05-21 19:56:39,294 INFO L255 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2021-05-21 19:56:39,314 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-05-21 19:56:39,314 INFO L379 AbstractCegarLoop]: Hoare is false [2021-05-21 19:56:39,314 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-05-21 19:56:39,314 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-05-21 19:56:39,315 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-05-21 19:56:39,315 INFO L383 AbstractCegarLoop]: Difference is false [2021-05-21 19:56:39,315 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-05-21 19:56:39,315 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-05-21 19:56:39,321 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 14 places, 11 transitions, 27 flow [2021-05-21 19:56:39,329 INFO L122 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result has 27 states, 22 states have (on average 1.8181818181818181) internal successors, (40), 26 states have internal predecessors, (40), 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) [2021-05-21 19:56:39,330 INFO L276 IsEmpty]: Start isEmpty. Operand has 27 states, 22 states have (on average 1.8181818181818181) internal successors, (40), 26 states have internal predecessors, (40), 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) [2021-05-21 19:56:39,334 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2021-05-21 19:56:39,334 INFO L513 BasicCegarLoop]: Found error trace [2021-05-21 19:56:39,334 INFO L521 BasicCegarLoop]: trace histogram [1, 1, 1] [2021-05-21 19:56:39,335 INFO L430 AbstractCegarLoop]: === Iteration 1 === [threadErr0ASSERT_VIOLATIONASSERT, threadErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION]=== [2021-05-21 19:56:39,340 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-21 19:56:39,340 INFO L82 PathProgramCache]: Analyzing trace with hash 50162, now seen corresponding path program 1 times [2021-05-21 19:56:39,345 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-21 19:56:39,346 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1975303039] [2021-05-21 19:56:39,346 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-21 19:56:39,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-05-21 19:56:39,403 INFO L223 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-05-21 19:56:39,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-05-21 19:56:39,405 INFO L223 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-05-21 19:56:39,414 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-05-21 19:56:39,414 INFO L622 BasicCegarLoop]: Counterexample might be feasible [2021-05-21 19:56:39,414 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-05-21 19:56:39,415 WARN L242 ceAbstractionStarter]: 1 thread instances were not sufficient, I will increase this number and restart the analysis [2021-05-21 19:56:39,415 INFO L478 ceAbstractionStarter]: Constructing petrified ICFG for 2 thread instances. [2021-05-21 19:56:39,419 WARN L313 ript$VariableManager]: TermVariabe threadThread1of2ForFork0_v not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 19:56:39,419 WARN L313 ript$VariableManager]: TermVariabe threadThread1of2ForFork0_v not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 19:56:39,419 WARN L313 ript$VariableManager]: TermVariabe threadThread1of2ForFork0_v not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 19:56:39,419 WARN L313 ript$VariableManager]: TermVariabe threadThread1of2ForFork0_v not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 19:56:39,419 WARN L313 ript$VariableManager]: TermVariabe threadThread1of2ForFork0_v not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 19:56:39,420 WARN L313 ript$VariableManager]: TermVariabe threadThread1of2ForFork0_v not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 19:56:39,420 WARN L313 ript$VariableManager]: TermVariabe threadThread1of2ForFork0_v not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 19:56:39,420 WARN L313 ript$VariableManager]: TermVariabe threadThread1of2ForFork0_v not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 19:56:39,420 WARN L313 ript$VariableManager]: TermVariabe threadThread2of2ForFork0_v not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 19:56:39,420 WARN L313 ript$VariableManager]: TermVariabe threadThread2of2ForFork0_v not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 19:56:39,420 WARN L313 ript$VariableManager]: TermVariabe threadThread2of2ForFork0_v not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 19:56:39,420 WARN L313 ript$VariableManager]: TermVariabe threadThread2of2ForFork0_v not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 19:56:39,421 WARN L313 ript$VariableManager]: TermVariabe threadThread2of2ForFork0_v not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 19:56:39,421 WARN L313 ript$VariableManager]: TermVariabe threadThread2of2ForFork0_v not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 19:56:39,421 WARN L313 ript$VariableManager]: TermVariabe threadThread2of2ForFork0_v not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 19:56:39,421 WARN L313 ript$VariableManager]: TermVariabe threadThread2of2ForFork0_v not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 19:56:39,421 WARN L313 ript$VariableManager]: TermVariabe threadThread1of2ForFork0_v not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 19:56:39,423 WARN L313 ript$VariableManager]: TermVariabe threadThread2of2ForFork0_v not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 19:56:39,423 INFO L149 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-05-21 19:56:39,424 INFO L255 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2021-05-21 19:56:39,425 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-05-21 19:56:39,425 INFO L379 AbstractCegarLoop]: Hoare is false [2021-05-21 19:56:39,425 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-05-21 19:56:39,425 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-05-21 19:56:39,425 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-05-21 19:56:39,425 INFO L383 AbstractCegarLoop]: Difference is false [2021-05-21 19:56:39,425 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-05-21 19:56:39,425 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-05-21 19:56:39,426 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 24 places, 19 transitions, 50 flow [2021-05-21 19:56:39,463 INFO L122 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result has 211 states, 200 states have (on average 2.485) internal successors, (497), 210 states have internal predecessors, (497), 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) [2021-05-21 19:56:39,465 INFO L276 IsEmpty]: Start isEmpty. Operand has 211 states, 200 states have (on average 2.485) internal successors, (497), 210 states have internal predecessors, (497), 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) [2021-05-21 19:56:39,465 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-05-21 19:56:39,465 INFO L513 BasicCegarLoop]: Found error trace [2021-05-21 19:56:39,465 INFO L521 BasicCegarLoop]: trace histogram [1, 1, 1, 1] [2021-05-21 19:56:39,465 INFO L430 AbstractCegarLoop]: === Iteration 1 === [threadErr0ASSERT_VIOLATIONASSERT, threadErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, threadErr0ASSERT_VIOLATIONASSERT]=== [2021-05-21 19:56:39,466 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-21 19:56:39,466 INFO L82 PathProgramCache]: Analyzing trace with hash 2146966, now seen corresponding path program 1 times [2021-05-21 19:56:39,466 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-21 19:56:39,466 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1038073234] [2021-05-21 19:56:39,466 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-21 19:56:39,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-05-21 19:56:39,470 INFO L223 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-05-21 19:56:39,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-05-21 19:56:39,472 INFO L223 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-05-21 19:56:39,473 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-05-21 19:56:39,473 INFO L622 BasicCegarLoop]: Counterexample might be feasible [2021-05-21 19:56:39,474 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-05-21 19:56:39,474 WARN L242 ceAbstractionStarter]: 2 thread instances were not sufficient, I will increase this number and restart the analysis [2021-05-21 19:56:39,474 INFO L478 ceAbstractionStarter]: Constructing petrified ICFG for 3 thread instances. [2021-05-21 19:56:39,479 WARN L313 ript$VariableManager]: TermVariabe threadThread3of3ForFork0_v not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 19:56:39,479 WARN L313 ript$VariableManager]: TermVariabe threadThread3of3ForFork0_v not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 19:56:39,479 WARN L313 ript$VariableManager]: TermVariabe threadThread3of3ForFork0_v not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 19:56:39,479 WARN L313 ript$VariableManager]: TermVariabe threadThread3of3ForFork0_v not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 19:56:39,480 WARN L313 ript$VariableManager]: TermVariabe threadThread3of3ForFork0_v not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 19:56:39,480 WARN L313 ript$VariableManager]: TermVariabe threadThread3of3ForFork0_v not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 19:56:39,480 WARN L313 ript$VariableManager]: TermVariabe threadThread3of3ForFork0_v not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 19:56:39,480 WARN L313 ript$VariableManager]: TermVariabe threadThread3of3ForFork0_v not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 19:56:39,480 WARN L313 ript$VariableManager]: TermVariabe threadThread2of3ForFork0_v not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 19:56:39,481 WARN L313 ript$VariableManager]: TermVariabe threadThread2of3ForFork0_v not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 19:56:39,481 WARN L313 ript$VariableManager]: TermVariabe threadThread2of3ForFork0_v not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 19:56:39,481 WARN L313 ript$VariableManager]: TermVariabe threadThread2of3ForFork0_v not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 19:56:39,481 WARN L313 ript$VariableManager]: TermVariabe threadThread2of3ForFork0_v not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 19:56:39,481 WARN L313 ript$VariableManager]: TermVariabe threadThread2of3ForFork0_v not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 19:56:39,481 WARN L313 ript$VariableManager]: TermVariabe threadThread2of3ForFork0_v not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 19:56:39,481 WARN L313 ript$VariableManager]: TermVariabe threadThread2of3ForFork0_v not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 19:56:39,482 WARN L313 ript$VariableManager]: TermVariabe threadThread1of3ForFork0_v not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 19:56:39,482 WARN L313 ript$VariableManager]: TermVariabe threadThread1of3ForFork0_v not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 19:56:39,482 WARN L313 ript$VariableManager]: TermVariabe threadThread1of3ForFork0_v not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 19:56:39,482 WARN L313 ript$VariableManager]: TermVariabe threadThread1of3ForFork0_v not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 19:56:39,482 WARN L313 ript$VariableManager]: TermVariabe threadThread1of3ForFork0_v not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 19:56:39,482 WARN L313 ript$VariableManager]: TermVariabe threadThread1of3ForFork0_v not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 19:56:39,482 WARN L313 ript$VariableManager]: TermVariabe threadThread1of3ForFork0_v not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 19:56:39,483 WARN L313 ript$VariableManager]: TermVariabe threadThread1of3ForFork0_v not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 19:56:39,483 WARN L313 ript$VariableManager]: TermVariabe threadThread1of3ForFork0_v not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 19:56:39,484 WARN L313 ript$VariableManager]: TermVariabe threadThread2of3ForFork0_v not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 19:56:39,491 WARN L313 ript$VariableManager]: TermVariabe threadThread3of3ForFork0_v not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 19:56:39,492 INFO L149 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-05-21 19:56:39,493 INFO L255 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2021-05-21 19:56:39,494 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-05-21 19:56:39,494 INFO L379 AbstractCegarLoop]: Hoare is false [2021-05-21 19:56:39,494 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-05-21 19:56:39,494 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-05-21 19:56:39,494 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-05-21 19:56:39,494 INFO L383 AbstractCegarLoop]: Difference is false [2021-05-21 19:56:39,494 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-05-21 19:56:39,494 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-05-21 19:56:39,495 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 34 places, 27 transitions, 75 flow [2021-05-21 19:56:39,590 INFO L122 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result has 1683 states, 1660 states have (on average 3.277710843373494) internal successors, (5441), 1682 states have internal predecessors, (5441), 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) [2021-05-21 19:56:39,595 INFO L276 IsEmpty]: Start isEmpty. Operand has 1683 states, 1660 states have (on average 3.277710843373494) internal successors, (5441), 1682 states have internal predecessors, (5441), 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) [2021-05-21 19:56:39,596 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2021-05-21 19:56:39,596 INFO L513 BasicCegarLoop]: Found error trace [2021-05-21 19:56:39,600 INFO L521 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1] [2021-05-21 19:56:39,601 INFO L430 AbstractCegarLoop]: === Iteration 1 === [threadErr0ASSERT_VIOLATIONASSERT, threadErr0ASSERT_VIOLATIONASSERT, threadErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, threadErr0ASSERT_VIOLATIONASSERT]=== [2021-05-21 19:56:39,601 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-21 19:56:39,601 INFO L82 PathProgramCache]: Analyzing trace with hash 92537823, now seen corresponding path program 1 times [2021-05-21 19:56:39,602 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-21 19:56:39,602 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1117342992] [2021-05-21 19:56:39,602 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-21 19:56:39,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-05-21 19:56:39,613 INFO L223 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-05-21 19:56:39,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-05-21 19:56:39,619 INFO L223 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-05-21 19:56:39,622 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-05-21 19:56:39,622 INFO L622 BasicCegarLoop]: Counterexample might be feasible [2021-05-21 19:56:39,623 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-05-21 19:56:39,623 WARN L242 ceAbstractionStarter]: 3 thread instances were not sufficient, I will increase this number and restart the analysis [2021-05-21 19:56:39,623 INFO L478 ceAbstractionStarter]: Constructing petrified ICFG for 4 thread instances. [2021-05-21 19:56:39,648 WARN L313 ript$VariableManager]: TermVariabe threadThread3of4ForFork0_v not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 19:56:39,649 WARN L313 ript$VariableManager]: TermVariabe threadThread3of4ForFork0_v not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 19:56:39,649 WARN L313 ript$VariableManager]: TermVariabe threadThread3of4ForFork0_v not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 19:56:39,649 WARN L313 ript$VariableManager]: TermVariabe threadThread3of4ForFork0_v not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 19:56:39,649 WARN L313 ript$VariableManager]: TermVariabe threadThread3of4ForFork0_v not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 19:56:39,649 WARN L313 ript$VariableManager]: TermVariabe threadThread3of4ForFork0_v not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 19:56:39,649 WARN L313 ript$VariableManager]: TermVariabe threadThread3of4ForFork0_v not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 19:56:39,650 WARN L313 ript$VariableManager]: TermVariabe threadThread3of4ForFork0_v not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 19:56:39,650 WARN L313 ript$VariableManager]: TermVariabe threadThread1of4ForFork0_v not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 19:56:39,650 WARN L313 ript$VariableManager]: TermVariabe threadThread1of4ForFork0_v not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 19:56:39,650 WARN L313 ript$VariableManager]: TermVariabe threadThread1of4ForFork0_v not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 19:56:39,650 WARN L313 ript$VariableManager]: TermVariabe threadThread1of4ForFork0_v not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 19:56:39,650 WARN L313 ript$VariableManager]: TermVariabe threadThread1of4ForFork0_v not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 19:56:39,650 WARN L313 ript$VariableManager]: TermVariabe threadThread1of4ForFork0_v not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 19:56:39,651 WARN L313 ript$VariableManager]: TermVariabe threadThread1of4ForFork0_v not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 19:56:39,651 WARN L313 ript$VariableManager]: TermVariabe threadThread1of4ForFork0_v not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 19:56:39,651 WARN L313 ript$VariableManager]: TermVariabe threadThread2of4ForFork0_v not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 19:56:39,651 WARN L313 ript$VariableManager]: TermVariabe threadThread2of4ForFork0_v not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 19:56:39,651 WARN L313 ript$VariableManager]: TermVariabe threadThread2of4ForFork0_v not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 19:56:39,651 WARN L313 ript$VariableManager]: TermVariabe threadThread2of4ForFork0_v not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 19:56:39,652 WARN L313 ript$VariableManager]: TermVariabe threadThread2of4ForFork0_v not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 19:56:39,652 WARN L313 ript$VariableManager]: TermVariabe threadThread2of4ForFork0_v not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 19:56:39,652 WARN L313 ript$VariableManager]: TermVariabe threadThread2of4ForFork0_v not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 19:56:39,652 WARN L313 ript$VariableManager]: TermVariabe threadThread2of4ForFork0_v not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 19:56:39,652 WARN L313 ript$VariableManager]: TermVariabe threadThread4of4ForFork0_v not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 19:56:39,652 WARN L313 ript$VariableManager]: TermVariabe threadThread4of4ForFork0_v not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 19:56:39,652 WARN L313 ript$VariableManager]: TermVariabe threadThread4of4ForFork0_v not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 19:56:39,653 WARN L313 ript$VariableManager]: TermVariabe threadThread4of4ForFork0_v not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 19:56:39,653 WARN L313 ript$VariableManager]: TermVariabe threadThread4of4ForFork0_v not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 19:56:39,653 WARN L313 ript$VariableManager]: TermVariabe threadThread4of4ForFork0_v not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 19:56:39,653 WARN L313 ript$VariableManager]: TermVariabe threadThread4of4ForFork0_v not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 19:56:39,653 WARN L313 ript$VariableManager]: TermVariabe threadThread4of4ForFork0_v not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 19:56:39,653 WARN L313 ript$VariableManager]: TermVariabe threadThread1of4ForFork0_v not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 19:56:39,656 WARN L313 ript$VariableManager]: TermVariabe threadThread2of4ForFork0_v not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 19:56:39,658 WARN L313 ript$VariableManager]: TermVariabe threadThread3of4ForFork0_v not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 19:56:39,660 WARN L313 ript$VariableManager]: TermVariabe threadThread4of4ForFork0_v not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 19:56:39,661 INFO L149 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-05-21 19:56:39,661 INFO L255 AbstractCegarLoop]: Starting to check reachability of 6 error locations. [2021-05-21 19:56:39,667 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-05-21 19:56:39,667 INFO L379 AbstractCegarLoop]: Hoare is false [2021-05-21 19:56:39,668 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-05-21 19:56:39,668 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-05-21 19:56:39,668 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-05-21 19:56:39,668 INFO L383 AbstractCegarLoop]: Difference is false [2021-05-21 19:56:39,668 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-05-21 19:56:39,668 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-05-21 19:56:39,669 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 44 places, 35 transitions, 102 flow [2021-05-21 19:56:40,665 INFO L122 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result has 13459 states, 13412 states have (on average 4.122949597375484) internal successors, (55297), 13458 states have internal predecessors, (55297), 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) [2021-05-21 19:56:40,690 INFO L276 IsEmpty]: Start isEmpty. Operand has 13459 states, 13412 states have (on average 4.122949597375484) internal successors, (55297), 13458 states have internal predecessors, (55297), 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) [2021-05-21 19:56:40,694 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2021-05-21 19:56:40,694 INFO L513 BasicCegarLoop]: Found error trace [2021-05-21 19:56:40,694 INFO L521 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1] [2021-05-21 19:56:40,695 INFO L430 AbstractCegarLoop]: === Iteration 1 === [threadErr0ASSERT_VIOLATIONASSERT, threadErr0ASSERT_VIOLATIONASSERT, threadErr0ASSERT_VIOLATIONASSERT, threadErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, threadErr0ASSERT_VIOLATIONASSERT]=== [2021-05-21 19:56:40,696 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-21 19:56:40,696 INFO L82 PathProgramCache]: Analyzing trace with hash -384193469, now seen corresponding path program 1 times [2021-05-21 19:56:40,696 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-21 19:56:40,697 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1562104691] [2021-05-21 19:56:40,697 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-21 19:56:40,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-05-21 19:56:40,705 INFO L223 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-05-21 19:56:40,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-05-21 19:56:40,709 INFO L223 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-05-21 19:56:40,711 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-05-21 19:56:40,712 INFO L622 BasicCegarLoop]: Counterexample might be feasible [2021-05-21 19:56:40,712 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-05-21 19:56:40,712 WARN L242 ceAbstractionStarter]: 4 thread instances were not sufficient, I will increase this number and restart the analysis [2021-05-21 19:56:40,712 INFO L478 ceAbstractionStarter]: Constructing petrified ICFG for 5 thread instances. [2021-05-21 19:56:40,726 WARN L313 ript$VariableManager]: TermVariabe threadThread1of5ForFork0_v not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 19:56:40,726 WARN L313 ript$VariableManager]: TermVariabe threadThread1of5ForFork0_v not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 19:56:40,726 WARN L313 ript$VariableManager]: TermVariabe threadThread1of5ForFork0_v not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 19:56:40,726 WARN L313 ript$VariableManager]: TermVariabe threadThread1of5ForFork0_v not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 19:56:40,727 WARN L313 ript$VariableManager]: TermVariabe threadThread1of5ForFork0_v not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 19:56:40,727 WARN L313 ript$VariableManager]: TermVariabe threadThread1of5ForFork0_v not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 19:56:40,727 WARN L313 ript$VariableManager]: TermVariabe threadThread1of5ForFork0_v not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 19:56:40,727 WARN L313 ript$VariableManager]: TermVariabe threadThread1of5ForFork0_v not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 19:56:40,727 WARN L313 ript$VariableManager]: TermVariabe threadThread2of5ForFork0_v not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 19:56:40,727 WARN L313 ript$VariableManager]: TermVariabe threadThread2of5ForFork0_v not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 19:56:40,727 WARN L313 ript$VariableManager]: TermVariabe threadThread2of5ForFork0_v not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 19:56:40,727 WARN L313 ript$VariableManager]: TermVariabe threadThread2of5ForFork0_v not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 19:56:40,727 WARN L313 ript$VariableManager]: TermVariabe threadThread2of5ForFork0_v not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 19:56:40,728 WARN L313 ript$VariableManager]: TermVariabe threadThread2of5ForFork0_v not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 19:56:40,728 WARN L313 ript$VariableManager]: TermVariabe threadThread2of5ForFork0_v not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 19:56:40,728 WARN L313 ript$VariableManager]: TermVariabe threadThread2of5ForFork0_v not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 19:56:40,728 WARN L313 ript$VariableManager]: TermVariabe threadThread3of5ForFork0_v not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 19:56:40,728 WARN L313 ript$VariableManager]: TermVariabe threadThread3of5ForFork0_v not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 19:56:40,728 WARN L313 ript$VariableManager]: TermVariabe threadThread3of5ForFork0_v not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 19:56:40,728 WARN L313 ript$VariableManager]: TermVariabe threadThread3of5ForFork0_v not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 19:56:40,731 WARN L313 ript$VariableManager]: TermVariabe threadThread3of5ForFork0_v not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 19:56:40,731 WARN L313 ript$VariableManager]: TermVariabe threadThread3of5ForFork0_v not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 19:56:40,731 WARN L313 ript$VariableManager]: TermVariabe threadThread3of5ForFork0_v not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 19:56:40,731 WARN L313 ript$VariableManager]: TermVariabe threadThread3of5ForFork0_v not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 19:56:40,732 WARN L313 ript$VariableManager]: TermVariabe threadThread5of5ForFork0_v not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 19:56:40,732 WARN L313 ript$VariableManager]: TermVariabe threadThread5of5ForFork0_v not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 19:56:40,732 WARN L313 ript$VariableManager]: TermVariabe threadThread5of5ForFork0_v not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 19:56:40,732 WARN L313 ript$VariableManager]: TermVariabe threadThread5of5ForFork0_v not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 19:56:40,732 WARN L313 ript$VariableManager]: TermVariabe threadThread5of5ForFork0_v not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 19:56:40,732 WARN L313 ript$VariableManager]: TermVariabe threadThread5of5ForFork0_v not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 19:56:40,732 WARN L313 ript$VariableManager]: TermVariabe threadThread5of5ForFork0_v not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 19:56:40,732 WARN L313 ript$VariableManager]: TermVariabe threadThread5of5ForFork0_v not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 19:56:40,732 WARN L313 ript$VariableManager]: TermVariabe threadThread4of5ForFork0_v not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 19:56:40,733 WARN L313 ript$VariableManager]: TermVariabe threadThread4of5ForFork0_v not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 19:56:40,733 WARN L313 ript$VariableManager]: TermVariabe threadThread4of5ForFork0_v not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 19:56:40,733 WARN L313 ript$VariableManager]: TermVariabe threadThread4of5ForFork0_v not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 19:56:40,733 WARN L313 ript$VariableManager]: TermVariabe threadThread4of5ForFork0_v not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 19:56:40,733 WARN L313 ript$VariableManager]: TermVariabe threadThread4of5ForFork0_v not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 19:56:40,733 WARN L313 ript$VariableManager]: TermVariabe threadThread4of5ForFork0_v not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 19:56:40,733 WARN L313 ript$VariableManager]: TermVariabe threadThread4of5ForFork0_v not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 19:56:40,733 WARN L313 ript$VariableManager]: TermVariabe threadThread1of5ForFork0_v not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 19:56:40,734 WARN L313 ript$VariableManager]: TermVariabe threadThread2of5ForFork0_v not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 19:56:40,735 WARN L313 ript$VariableManager]: TermVariabe threadThread3of5ForFork0_v not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 19:56:40,736 WARN L313 ript$VariableManager]: TermVariabe threadThread4of5ForFork0_v not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 19:56:40,736 WARN L313 ript$VariableManager]: TermVariabe threadThread5of5ForFork0_v not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 19:56:40,737 INFO L149 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-05-21 19:56:40,737 INFO L255 AbstractCegarLoop]: Starting to check reachability of 7 error locations. [2021-05-21 19:56:40,738 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-05-21 19:56:40,738 INFO L379 AbstractCegarLoop]: Hoare is false [2021-05-21 19:56:40,738 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-05-21 19:56:40,738 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-05-21 19:56:40,738 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-05-21 19:56:40,738 INFO L383 AbstractCegarLoop]: Difference is false [2021-05-21 19:56:40,738 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-05-21 19:56:40,738 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-05-21 19:56:40,739 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 54 places, 43 transitions, 131 flow [2021-05-21 19:57:27,534 INFO L122 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result has 107667 states, 107572 states have (on average 4.988073104525341) internal successors, (536577), 107666 states have internal predecessors, (536577), 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) [2021-05-21 19:57:27,860 INFO L276 IsEmpty]: Start isEmpty. Operand has 107667 states, 107572 states have (on average 4.988073104525341) internal successors, (536577), 107666 states have internal predecessors, (536577), 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) [2021-05-21 19:57:27,877 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2021-05-21 19:57:27,878 INFO L513 BasicCegarLoop]: Found error trace [2021-05-21 19:57:27,878 INFO L521 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1] [2021-05-21 19:57:27,878 INFO L430 AbstractCegarLoop]: === Iteration 1 === [threadErr0ASSERT_VIOLATIONASSERT, threadErr0ASSERT_VIOLATIONASSERT, threadErr0ASSERT_VIOLATIONASSERT, threadErr0ASSERT_VIOLATIONASSERT, threadErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, threadErr0ASSERT_VIOLATIONASSERT]=== [2021-05-21 19:57:27,878 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-21 19:57:27,878 INFO L82 PathProgramCache]: Analyzing trace with hash 1926720781, now seen corresponding path program 1 times [2021-05-21 19:57:27,878 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-21 19:57:27,879 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1411714345] [2021-05-21 19:57:27,879 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-21 19:57:27,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-21 19:57:27,956 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-21 19:57:27,957 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-05-21 19:57:27,957 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1411714345] [2021-05-21 19:57:27,957 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1411714345] provided 1 perfect and 0 imperfect interpolant sequences [2021-05-21 19:57:27,957 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-21 19:57:27,957 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-05-21 19:57:27,957 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [794417317] [2021-05-21 19:57:27,960 INFO L462 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-05-21 19:57:27,960 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-21 19:57:27,967 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-05-21 19:57:27,967 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-05-21 19:57:28,103 INFO L87 Difference]: Start difference. First operand has 107667 states, 107572 states have (on average 4.988073104525341) internal successors, (536577), 107666 states have internal predecessors, (536577), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 3 states, 2 states have (on average 3.5) internal successors, (7), 3 states have internal predecessors, (7), 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) [2021-05-21 19:57:29,845 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-21 19:57:29,846 INFO L93 Difference]: Finished difference Result 159884 states and 789753 transitions. [2021-05-21 19:57:29,861 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-05-21 19:57:29,862 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 3.5) internal successors, (7), 3 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 7 [2021-05-21 19:57:29,862 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-21 19:57:31,327 INFO L225 Difference]: With dead ends: 159884 [2021-05-21 19:57:31,328 INFO L226 Difference]: Without dead ends: 159606 [2021-05-21 19:57:31,328 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 7.8ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-05-21 19:57:34,192 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 159606 states. [2021-05-21 19:57:38,315 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 159606 to 133396. [2021-05-21 19:57:38,501 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 133396 states, 133308 states have (on average 5.0090167131755035) internal successors, (667742), 133395 states have internal predecessors, (667742), 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) [2021-05-21 19:57:39,730 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133396 states to 133396 states and 667742 transitions. [2021-05-21 19:57:39,731 INFO L78 Accepts]: Start accepts. Automaton has 133396 states and 667742 transitions. Word has length 7 [2021-05-21 19:57:39,731 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-21 19:57:39,731 INFO L482 AbstractCegarLoop]: Abstraction has 133396 states and 667742 transitions. [2021-05-21 19:57:39,731 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 3 states, 2 states have (on average 3.5) internal successors, (7), 3 states have internal predecessors, (7), 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) [2021-05-21 19:57:39,731 INFO L276 IsEmpty]: Start isEmpty. Operand 133396 states and 667742 transitions. [2021-05-21 19:57:39,732 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2021-05-21 19:57:39,732 INFO L513 BasicCegarLoop]: Found error trace [2021-05-21 19:57:39,732 INFO L521 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1] [2021-05-21 19:57:39,733 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-05-21 19:57:39,733 INFO L430 AbstractCegarLoop]: === Iteration 2 === [threadErr0ASSERT_VIOLATIONASSERT, threadErr0ASSERT_VIOLATIONASSERT, threadErr0ASSERT_VIOLATIONASSERT, threadErr0ASSERT_VIOLATIONASSERT, threadErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, threadErr0ASSERT_VIOLATIONASSERT]=== [2021-05-21 19:57:39,733 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-21 19:57:39,733 INFO L82 PathProgramCache]: Analyzing trace with hash 1962030060, now seen corresponding path program 1 times [2021-05-21 19:57:39,733 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-21 19:57:39,734 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [906993633] [2021-05-21 19:57:39,734 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-21 19:57:39,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-05-21 19:57:39,737 INFO L223 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-05-21 19:57:39,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-05-21 19:57:39,739 INFO L223 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-05-21 19:57:39,740 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-05-21 19:57:39,740 INFO L622 BasicCegarLoop]: Counterexample might be feasible [2021-05-21 19:57:39,741 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-05-21 19:57:39,741 WARN L242 ceAbstractionStarter]: 5 thread instances were not sufficient, I will increase this number and restart the analysis [2021-05-21 19:57:39,741 INFO L478 ceAbstractionStarter]: Constructing petrified ICFG for 6 thread instances. [2021-05-21 19:57:39,746 WARN L313 ript$VariableManager]: TermVariabe threadThread6of6ForFork0_v not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 19:57:39,746 WARN L313 ript$VariableManager]: TermVariabe threadThread6of6ForFork0_v not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 19:57:39,747 WARN L313 ript$VariableManager]: TermVariabe threadThread6of6ForFork0_v not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 19:57:39,747 WARN L313 ript$VariableManager]: TermVariabe threadThread6of6ForFork0_v not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 19:57:39,747 WARN L313 ript$VariableManager]: TermVariabe threadThread6of6ForFork0_v not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 19:57:39,747 WARN L313 ript$VariableManager]: TermVariabe threadThread6of6ForFork0_v not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 19:57:39,747 WARN L313 ript$VariableManager]: TermVariabe threadThread6of6ForFork0_v not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 19:57:39,747 WARN L313 ript$VariableManager]: TermVariabe threadThread6of6ForFork0_v not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 19:57:39,747 WARN L313 ript$VariableManager]: TermVariabe threadThread3of6ForFork0_v not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 19:57:39,747 WARN L313 ript$VariableManager]: TermVariabe threadThread3of6ForFork0_v not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 19:57:39,748 WARN L313 ript$VariableManager]: TermVariabe threadThread3of6ForFork0_v not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 19:57:39,748 WARN L313 ript$VariableManager]: TermVariabe threadThread3of6ForFork0_v not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 19:57:39,748 WARN L313 ript$VariableManager]: TermVariabe threadThread3of6ForFork0_v not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 19:57:39,748 WARN L313 ript$VariableManager]: TermVariabe threadThread3of6ForFork0_v not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 19:57:39,748 WARN L313 ript$VariableManager]: TermVariabe threadThread3of6ForFork0_v not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 19:57:39,748 WARN L313 ript$VariableManager]: TermVariabe threadThread3of6ForFork0_v not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 19:57:39,748 WARN L313 ript$VariableManager]: TermVariabe threadThread4of6ForFork0_v not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 19:57:39,748 WARN L313 ript$VariableManager]: TermVariabe threadThread4of6ForFork0_v not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 19:57:39,749 WARN L313 ript$VariableManager]: TermVariabe threadThread4of6ForFork0_v not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 19:57:39,749 WARN L313 ript$VariableManager]: TermVariabe threadThread4of6ForFork0_v not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 19:57:39,749 WARN L313 ript$VariableManager]: TermVariabe threadThread4of6ForFork0_v not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 19:57:39,749 WARN L313 ript$VariableManager]: TermVariabe threadThread4of6ForFork0_v not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 19:57:39,749 WARN L313 ript$VariableManager]: TermVariabe threadThread4of6ForFork0_v not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 19:57:39,749 WARN L313 ript$VariableManager]: TermVariabe threadThread4of6ForFork0_v not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 19:57:39,749 WARN L313 ript$VariableManager]: TermVariabe threadThread2of6ForFork0_v not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 19:57:39,749 WARN L313 ript$VariableManager]: TermVariabe threadThread2of6ForFork0_v not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 19:57:39,749 WARN L313 ript$VariableManager]: TermVariabe threadThread2of6ForFork0_v not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 19:57:39,750 WARN L313 ript$VariableManager]: TermVariabe threadThread2of6ForFork0_v not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 19:57:39,750 WARN L313 ript$VariableManager]: TermVariabe threadThread2of6ForFork0_v not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 19:57:39,750 WARN L313 ript$VariableManager]: TermVariabe threadThread2of6ForFork0_v not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 19:57:39,750 WARN L313 ript$VariableManager]: TermVariabe threadThread2of6ForFork0_v not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 19:57:39,750 WARN L313 ript$VariableManager]: TermVariabe threadThread2of6ForFork0_v not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 19:57:39,750 WARN L313 ript$VariableManager]: TermVariabe threadThread5of6ForFork0_v not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 19:57:39,750 WARN L313 ript$VariableManager]: TermVariabe threadThread5of6ForFork0_v not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 19:57:39,750 WARN L313 ript$VariableManager]: TermVariabe threadThread5of6ForFork0_v not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 19:57:39,751 WARN L313 ript$VariableManager]: TermVariabe threadThread5of6ForFork0_v not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 19:57:39,751 WARN L313 ript$VariableManager]: TermVariabe threadThread5of6ForFork0_v not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 19:57:39,751 WARN L313 ript$VariableManager]: TermVariabe threadThread5of6ForFork0_v not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 19:57:39,751 WARN L313 ript$VariableManager]: TermVariabe threadThread5of6ForFork0_v not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 19:57:39,751 WARN L313 ript$VariableManager]: TermVariabe threadThread5of6ForFork0_v not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 19:57:39,751 WARN L313 ript$VariableManager]: TermVariabe threadThread1of6ForFork0_v not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 19:57:39,751 WARN L313 ript$VariableManager]: TermVariabe threadThread1of6ForFork0_v not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 19:57:39,751 WARN L313 ript$VariableManager]: TermVariabe threadThread1of6ForFork0_v not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 19:57:39,752 WARN L313 ript$VariableManager]: TermVariabe threadThread1of6ForFork0_v not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 19:57:39,752 WARN L313 ript$VariableManager]: TermVariabe threadThread1of6ForFork0_v not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 19:57:39,752 WARN L313 ript$VariableManager]: TermVariabe threadThread1of6ForFork0_v not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 19:57:39,752 WARN L313 ript$VariableManager]: TermVariabe threadThread1of6ForFork0_v not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 19:57:39,752 WARN L313 ript$VariableManager]: TermVariabe threadThread1of6ForFork0_v not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 19:57:39,752 WARN L313 ript$VariableManager]: TermVariabe threadThread1of6ForFork0_v not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 19:57:39,753 WARN L313 ript$VariableManager]: TermVariabe threadThread2of6ForFork0_v not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 19:57:39,754 WARN L313 ript$VariableManager]: TermVariabe threadThread3of6ForFork0_v not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 19:57:39,755 WARN L313 ript$VariableManager]: TermVariabe threadThread4of6ForFork0_v not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 19:57:39,755 WARN L313 ript$VariableManager]: TermVariabe threadThread5of6ForFork0_v not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 19:57:39,756 WARN L313 ript$VariableManager]: TermVariabe threadThread6of6ForFork0_v not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 19:57:39,756 INFO L149 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-05-21 19:57:39,757 INFO L255 AbstractCegarLoop]: Starting to check reachability of 8 error locations. [2021-05-21 19:57:39,757 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-05-21 19:57:39,757 INFO L379 AbstractCegarLoop]: Hoare is false [2021-05-21 19:57:39,757 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-05-21 19:57:39,758 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-05-21 19:57:39,758 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-05-21 19:57:39,758 INFO L383 AbstractCegarLoop]: Difference is false [2021-05-21 19:57:39,758 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-05-21 19:57:39,758 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-05-21 19:57:39,759 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 64 places, 51 transitions, 162 flow Received shutdown request... [2021-05-21 20:11:17,872 WARN L547 AbstractCegarLoop]: Verification canceled [2021-05-21 20:11:17,886 INFO L246 ceAbstractionStarter]: Analysis of concurrent program completed with 6 thread instances [2021-05-21 20:11:17,890 WARN L196 ceAbstractionStarter]: Timeout [2021-05-21 20:11:17,890 INFO L202 PluginConnector]: Adding new model pthread_inc.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 21.05 08:11:17 BasicIcfg [2021-05-21 20:11:17,890 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-05-21 20:11:17,897 INFO L168 Benchmark]: Toolchain (without parser) took 878852.98 ms. Allocated memory was 335.5 MB in the beginning and 10.4 GB in the end (delta: 10.1 GB). Free memory was 315.0 MB in the beginning and 6.0 GB in the end (delta: -5.7 GB). Peak memory consumption was 5.2 GB. Max. memory is 16.0 GB. [2021-05-21 20:11:17,899 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.13 ms. Allocated memory is still 335.5 MB. Free memory was 316.0 MB in the beginning and 315.9 MB in the end (delta: 70.4 kB). There was no memory consumed. Max. memory is 16.0 GB. [2021-05-21 20:11:17,902 INFO L168 Benchmark]: Boogie Procedure Inliner took 18.33 ms. Allocated memory is still 335.5 MB. Free memory was 314.9 MB in the beginning and 313.4 MB in the end (delta: 1.5 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. [2021-05-21 20:11:17,909 INFO L168 Benchmark]: Boogie Preprocessor took 9.59 ms. Allocated memory is still 335.5 MB. Free memory was 313.4 MB in the beginning and 312.5 MB in the end (delta: 891.2 kB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. [2021-05-21 20:11:17,910 INFO L168 Benchmark]: RCFGBuilder took 180.92 ms. Allocated memory is still 335.5 MB. Free memory was 312.5 MB in the beginning and 302.8 MB in the end (delta: 9.7 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.0 GB. [2021-05-21 20:11:17,911 INFO L168 Benchmark]: TraceAbstraction took 878640.44 ms. Allocated memory was 335.5 MB in the beginning and 10.4 GB in the end (delta: 10.1 GB). Free memory was 302.3 MB in the beginning and 6.0 GB in the end (delta: -5.7 GB). Peak memory consumption was 5.2 GB. Max. memory is 16.0 GB. [2021-05-21 20:11:17,916 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Boogie PL CUP Parser took 0.13 ms. Allocated memory is still 335.5 MB. Free memory was 316.0 MB in the beginning and 315.9 MB in the end (delta: 70.4 kB). There was no memory consumed. Max. memory is 16.0 GB. * Boogie Procedure Inliner took 18.33 ms. Allocated memory is still 335.5 MB. Free memory was 314.9 MB in the beginning and 313.4 MB in the end (delta: 1.5 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. * Boogie Preprocessor took 9.59 ms. Allocated memory is still 335.5 MB. Free memory was 313.4 MB in the beginning and 312.5 MB in the end (delta: 891.2 kB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. * RCFGBuilder took 180.92 ms. Allocated memory is still 335.5 MB. Free memory was 312.5 MB in the beginning and 302.8 MB in the end (delta: 9.7 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.0 GB. * TraceAbstraction took 878640.44 ms. Allocated memory was 335.5 MB in the beginning and 10.4 GB in the end (delta: 10.1 GB). Free memory was 302.3 MB in the beginning and 6.0 GB in the end (delta: -5.7 GB). Peak memory consumption was 5.2 GB. Max. memory is 16.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - TimeoutResultAtElement [Line: 22]: Timeout (TraceAbstraction) Unable to prove that assertion always holds Cancelled while BasicCegarLoop was constructing initial abstraction,while PetriNet2FiniteAutomaton was constructing automaton for Petri net that has has 64 places, 51 transitions, 162 flow. Already constructed 405222 states. Currently 65583 states in worklist.. - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 3 procedures, 20 locations, 3 error locations. Started 1 CEGAR loops. VerificationResult: UNSAFE, OverallTime: 102.3ms, OverallIterations: 1, TraceHistogramMax: 1, EmptinessCheckTime: 4.5ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 14.4ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=27occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 2.1ms SsaConstructionTime, 7.7ms SatisfiabilityAnalysisTime, 0.0ms InterpolantComputationTime, 3 NumberOfCodeBlocks, 3 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 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 - StatisticsResult: Ultimate Automizer benchmark data with 2 thread instances CFG has 4 procedures, 28 locations, 4 error locations. Started 1 CEGAR loops. VerificationResult: UNSAFE, OverallTime: 48.9ms, OverallIterations: 1, TraceHistogramMax: 1, EmptinessCheckTime: 1.4ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 38.3ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=211occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 1.1ms SsaConstructionTime, 1.1ms SatisfiabilityAnalysisTime, 0.0ms InterpolantComputationTime, 4 NumberOfCodeBlocks, 4 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 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 - StatisticsResult: Ultimate Automizer benchmark data with 3 thread instances CFG has 5 procedures, 36 locations, 5 error locations. Started 1 CEGAR loops. VerificationResult: UNSAFE, OverallTime: 128.9ms, OverallIterations: 1, TraceHistogramMax: 1, EmptinessCheckTime: 5.1ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 96.7ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=1683occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 2.2ms SsaConstructionTime, 2.5ms SatisfiabilityAnalysisTime, 0.0ms InterpolantComputationTime, 5 NumberOfCodeBlocks, 5 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 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 - StatisticsResult: Ultimate Automizer benchmark data with 4 thread instances CFG has 6 procedures, 44 locations, 6 error locations. Started 1 CEGAR loops. VerificationResult: UNSAFE, OverallTime: 1044.6ms, OverallIterations: 1, TraceHistogramMax: 1, EmptinessCheckTime: 28.7ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 997.0ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=13459occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 2.3ms SsaConstructionTime, 3.3ms SatisfiabilityAnalysisTime, 0.0ms InterpolantComputationTime, 6 NumberOfCodeBlocks, 6 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 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 - StatisticsResult: Ultimate Automizer benchmark data with 5 thread instances CFG has 7 procedures, 52 locations, 7 error locations. Started 1 CEGAR loops. VerificationResult: UNSAFE, OverallTime: 59003.4ms, OverallIterations: 2, TraceHistogramMax: 1, EmptinessCheckTime: 344.0ms, AutomataDifference: 3368.1ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 46796.4ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: 64 SDtfs, 32 SDslu, 22 SDs, 0 SdLazy, 36 SolverSat, 1 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 40.8ms Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 7.8ms Time, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=133396occurred in iteration=1, InterpolantAutomatonStates: 3, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: 8394.4ms AutomataMinimizationTime, 1 MinimizatonAttempts, 26210 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.8ms SsaConstructionTime, 5.7ms SatisfiabilityAnalysisTime, 70.8ms InterpolantComputationTime, 14 NumberOfCodeBlocks, 14 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 6 ConstructedInterpolants, 0 QuantifiedInterpolants, 14 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 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 - StatisticsResult: Ultimate Automizer benchmark data with 6 thread instances CFG has 8 procedures, 60 locations, 8 error locations. Started 1 CEGAR loops. VerificationResult: TIMEOUT, OverallTime: 818127.5ms, OverallIterations: 0, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 818114.1ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms 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