/usr/bin/java -Xmx8000000000 -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-POR-Persistent-NoLbe.epf -tc ../../../trunk/examples/toolchains/AutomizerBplInline.xml -i ../../../trunk/examples/concurrent/bpl/regression/showcase/ForkJoinExplained.bpl -------------------------------------------------------------------------------- This is Ultimate 0.2.1-9bbddad6b14272d9691b7fb6f1c011d15ab18596-9bbddad [2021-06-14 09:25:16,016 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-06-14 09:25:16,018 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-06-14 09:25:16,052 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2021-06-14 09:25:16,096 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-06-14 09:25:16,106 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-06-14 09:25:16,107 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-06-14 09:25:16,108 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-POR-Persistent-NoLbe.epf [2021-06-14 09:25:16,123 INFO L113 SettingsManager]: Loading preferences was successful [2021-06-14 09:25:16,123 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-06-14 09:25:16,123 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-06-14 09:25:16,123 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-06-14 09:25:16,124 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-06-14 09:25:16,124 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-06-14 09:25:16,124 INFO L138 SettingsManager]: * Use SBE=true [2021-06-14 09:25:16,124 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-06-14 09:25:16,125 INFO L138 SettingsManager]: * sizeof long=4 [2021-06-14 09:25:16,125 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-06-14 09:25:16,125 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-06-14 09:25:16,125 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-06-14 09:25:16,125 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-06-14 09:25:16,125 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-06-14 09:25:16,125 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-06-14 09:25:16,125 INFO L138 SettingsManager]: * sizeof long double=12 [2021-06-14 09:25:16,125 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-06-14 09:25:16,125 INFO L138 SettingsManager]: * Use constant arrays=true [2021-06-14 09:25:16,126 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-06-14 09:25:16,126 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-06-14 09:25:16,126 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-06-14 09:25:16,126 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-06-14 09:25:16,126 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-06-14 09:25:16,126 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-06-14 09:25:16,126 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-06-14 09:25:16,126 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-06-14 09:25:16,126 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-06-14 09:25:16,127 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-06-14 09:25:16,127 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-06-14 09:25:16,127 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-06-14 09:25:16,127 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-06-14 09:25:16,127 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-06-14 09:25:16,127 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SETS [2021-06-14 09:25:16,127 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-06-14 09:25:16,411 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-06-14 09:25:16,438 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-06-14 09:25:16,440 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-06-14 09:25:16,441 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2021-06-14 09:25:16,444 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2021-06-14 09:25:16,444 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/regression/showcase/ForkJoinExplained.bpl [2021-06-14 09:25:16,444 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/regression/showcase/ForkJoinExplained.bpl' [2021-06-14 09:25:16,475 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-06-14 09:25:16,476 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2021-06-14 09:25:16,480 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-06-14 09:25:16,481 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-06-14 09:25:16,481 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-06-14 09:25:16,489 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "ForkJoinExplained.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.06 09:25:16" (1/1) ... [2021-06-14 09:25:16,493 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "ForkJoinExplained.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.06 09:25:16" (1/1) ... [2021-06-14 09:25:16,499 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-06-14 09:25:16,500 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-06-14 09:25:16,501 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-06-14 09:25:16,501 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-06-14 09:25:16,507 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "ForkJoinExplained.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.06 09:25:16" (1/1) ... [2021-06-14 09:25:16,507 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "ForkJoinExplained.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.06 09:25:16" (1/1) ... [2021-06-14 09:25:16,507 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "ForkJoinExplained.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.06 09:25:16" (1/1) ... [2021-06-14 09:25:16,507 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "ForkJoinExplained.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.06 09:25:16" (1/1) ... [2021-06-14 09:25:16,509 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "ForkJoinExplained.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.06 09:25:16" (1/1) ... [2021-06-14 09:25:16,510 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "ForkJoinExplained.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.06 09:25:16" (1/1) ... [2021-06-14 09:25:16,510 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "ForkJoinExplained.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.06 09:25:16" (1/1) ... [2021-06-14 09:25:16,511 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-06-14 09:25:16,513 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-06-14 09:25:16,513 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-06-14 09:25:16,513 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-06-14 09:25:16,514 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "ForkJoinExplained.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.06 09:25:16" (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 [2021-06-14 09:25:16,560 INFO L124 BoogieDeclarations]: Specification and implementation of procedure foo given in one single declaration [2021-06-14 09:25:16,560 INFO L130 BoogieDeclarations]: Found specification of procedure foo [2021-06-14 09:25:16,560 INFO L138 BoogieDeclarations]: Found implementation of procedure foo [2021-06-14 09:25:16,560 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2021-06-14 09:25:16,560 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-06-14 09:25:16,561 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-06-14 09:25:16,561 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-06-14 09:25:16,690 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-06-14 09:25:16,691 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2021-06-14 09:25:16,692 INFO L202 PluginConnector]: Adding new model ForkJoinExplained.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.06 09:25:16 BoogieIcfgContainer [2021-06-14 09:25:16,692 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-06-14 09:25:16,696 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-06-14 09:25:16,696 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-06-14 09:25:16,698 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-06-14 09:25:16,698 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "ForkJoinExplained.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.06 09:25:16" (1/2) ... [2021-06-14 09:25:16,698 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@24a09751 and model type ForkJoinExplained.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.06 09:25:16, skipping insertion in model container [2021-06-14 09:25:16,699 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "ForkJoinExplained.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.06 09:25:16" (2/2) ... [2021-06-14 09:25:16,700 INFO L111 eAbstractionObserver]: Analyzing ICFG ForkJoinExplained.bpl [2021-06-14 09:25:16,704 WARN L148 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-06-14 09:25:16,704 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-06-14 09:25:16,705 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2021-06-14 09:25:16,706 INFO L471 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-06-14 09:25:16,731 WARN L313 ript$VariableManager]: TermVariabe fooThread1of1ForFork1_n not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 09:25:16,732 WARN L313 ript$VariableManager]: TermVariabe fooThread1of1ForFork1_n not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 09:25:16,732 WARN L313 ript$VariableManager]: TermVariabe fooThread1of1ForFork1_n not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 09:25:16,733 WARN L313 ript$VariableManager]: TermVariabe fooThread1of1ForFork1_n not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 09:25:16,733 WARN L313 ript$VariableManager]: TermVariabe fooThread1of1ForFork1_res not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 09:25:16,733 WARN L313 ript$VariableManager]: TermVariabe fooThread1of1ForFork1_res not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 09:25:16,734 WARN L313 ript$VariableManager]: TermVariabe fooThread1of1ForFork1_res not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 09:25:16,735 WARN L313 ript$VariableManager]: TermVariabe fooThread1of1ForFork1_res not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 09:25:16,735 WARN L313 ript$VariableManager]: TermVariabe fooThread1of1ForFork0_n not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 09:25:16,735 WARN L313 ript$VariableManager]: TermVariabe fooThread1of1ForFork0_n not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 09:25:16,736 WARN L313 ript$VariableManager]: TermVariabe fooThread1of1ForFork0_n not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 09:25:16,737 WARN L313 ript$VariableManager]: TermVariabe fooThread1of1ForFork0_n not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 09:25:16,738 WARN L313 ript$VariableManager]: TermVariabe fooThread1of1ForFork0_res not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 09:25:16,738 WARN L313 ript$VariableManager]: TermVariabe fooThread1of1ForFork0_res not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 09:25:16,738 WARN L313 ript$VariableManager]: TermVariabe fooThread1of1ForFork0_res not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 09:25:16,738 WARN L313 ript$VariableManager]: TermVariabe fooThread1of1ForFork0_res not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 09:25:16,741 WARN L313 ript$VariableManager]: TermVariabe fooThread1of1ForFork0_res not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 09:25:16,756 WARN L313 ript$VariableManager]: TermVariabe fooThread1of1ForFork1_res not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 09:25:16,769 INFO L149 ThreadInstanceAdder]: Constructed 4 joinOtherThreadTransitions. [2021-06-14 09:25:16,783 INFO L255 AbstractCegarLoop]: Starting to check reachability of 5 error locations. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-06-14 09:25:16,817 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-06-14 09:25:16,817 INFO L379 AbstractCegarLoop]: Hoare is false [2021-06-14 09:25:16,817 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-06-14 09:25:16,817 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-06-14 09:25:16,817 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-06-14 09:25:16,817 INFO L383 AbstractCegarLoop]: Difference is false [2021-06-14 09:25:16,817 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-06-14 09:25:16,817 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == ULTIMATE.start======== [2021-06-14 09:25:16,952 INFO L430 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr2ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr1ASSERT_VIOLATIONASSERT]=== [2021-06-14 09:25:16,956 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-14 09:25:16,956 INFO L82 PathProgramCache]: Analyzing trace with hash 1218505863, now seen corresponding path program 1 times [2021-06-14 09:25:16,965 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-14 09:25:16,966 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [769159493] [2021-06-14 09:25:16,966 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-14 09:25:17,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-14 09:25:17,073 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-14 09:25:17,073 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-14 09:25:17,074 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [769159493] [2021-06-14 09:25:17,074 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [769159493] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-14 09:25:17,075 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-14 09:25:17,075 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-06-14 09:25:17,075 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1451554383] [2021-06-14 09:25:17,079 INFO L462 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-06-14 09:25:17,079 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-14 09:25:17,089 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-06-14 09:25:17,090 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-06-14 09:25:17,090 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-14 09:25:17,091 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-14 09:25:17,092 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 4.666666666666667) internal successors, (14), 3 states have internal predecessors, (14), 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) [2021-06-14 09:25:17,092 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-14 09:25:17,118 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-14 09:25:17,118 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-06-14 09:25:17,118 INFO L430 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr2ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr1ASSERT_VIOLATIONASSERT]=== [2021-06-14 09:25:17,119 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-14 09:25:17,119 INFO L82 PathProgramCache]: Analyzing trace with hash 1248088326, now seen corresponding path program 1 times [2021-06-14 09:25:17,119 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-14 09:25:17,119 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [279826035] [2021-06-14 09:25:17,119 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-14 09:25:17,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-14 09:25:17,137 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-14 09:25:17,137 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-14 09:25:17,137 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [279826035] [2021-06-14 09:25:17,138 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [279826035] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-14 09:25:17,138 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-14 09:25:17,138 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-06-14 09:25:17,138 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1942130407] [2021-06-14 09:25:17,139 INFO L462 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-06-14 09:25:17,139 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-14 09:25:17,140 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-06-14 09:25:17,140 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-06-14 09:25:17,140 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-14 09:25:17,140 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-14 09:25:17,140 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 4.666666666666667) internal successors, (14), 3 states have internal predecessors, (14), 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) [2021-06-14 09:25:17,141 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-14 09:25:17,141 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-14 09:25:17,156 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-14 09:25:17,156 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-14 09:25:17,157 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-06-14 09:25:17,157 INFO L430 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr2ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr1ASSERT_VIOLATIONASSERT]=== [2021-06-14 09:25:17,157 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-14 09:25:17,157 INFO L82 PathProgramCache]: Analyzing trace with hash 1248088357, now seen corresponding path program 1 times [2021-06-14 09:25:17,157 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-14 09:25:17,157 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [676998776] [2021-06-14 09:25:17,157 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-14 09:25:17,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-14 09:25:17,204 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-14 09:25:17,204 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-14 09:25:17,204 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [676998776] [2021-06-14 09:25:17,205 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [676998776] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-14 09:25:17,205 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-14 09:25:17,205 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-06-14 09:25:17,205 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [118452791] [2021-06-14 09:25:17,205 INFO L462 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-06-14 09:25:17,205 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-14 09:25:17,206 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-06-14 09:25:17,206 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-06-14 09:25:17,206 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-14 09:25:17,206 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-14 09:25:17,206 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 4 states, 3 states have (on average 4.666666666666667) internal successors, (14), 4 states have internal predecessors, (14), 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) [2021-06-14 09:25:17,206 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-14 09:25:17,206 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-14 09:25:17,206 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-14 09:25:17,225 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-14 09:25:17,225 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-14 09:25:17,225 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-14 09:25:17,225 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-06-14 09:25:17,225 INFO L430 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr2ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr1ASSERT_VIOLATIONASSERT]=== [2021-06-14 09:25:17,226 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-14 09:25:17,226 INFO L82 PathProgramCache]: Analyzing trace with hash 36033461, now seen corresponding path program 1 times [2021-06-14 09:25:17,226 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-14 09:25:17,226 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [292561102] [2021-06-14 09:25:17,226 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-14 09:25:17,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-14 09:25:17,271 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-14 09:25:17,271 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-14 09:25:17,271 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [292561102] [2021-06-14 09:25:17,272 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [292561102] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-14 09:25:17,272 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-14 09:25:17,272 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-06-14 09:25:17,272 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1043109159] [2021-06-14 09:25:17,272 INFO L462 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-06-14 09:25:17,272 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-14 09:25:17,273 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-06-14 09:25:17,273 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-06-14 09:25:17,273 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-14 09:25:17,273 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-14 09:25:17,273 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 5 states, 4 states have (on average 3.75) internal successors, (15), 5 states have internal predecessors, (15), 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) [2021-06-14 09:25:17,273 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-14 09:25:17,273 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-14 09:25:17,273 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-14 09:25:17,273 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-14 09:25:17,322 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-14 09:25:17,322 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-14 09:25:17,322 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-14 09:25:17,322 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-14 09:25:17,323 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-06-14 09:25:17,323 INFO L430 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr2ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr1ASSERT_VIOLATIONASSERT]=== [2021-06-14 09:25:17,323 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-14 09:25:17,323 INFO L82 PathProgramCache]: Analyzing trace with hash -2008644185, now seen corresponding path program 2 times [2021-06-14 09:25:17,323 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-14 09:25:17,323 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1038800946] [2021-06-14 09:25:17,323 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-14 09:25:17,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-14 09:25:17,357 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-14 09:25:17,357 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-14 09:25:17,357 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1038800946] [2021-06-14 09:25:17,357 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1038800946] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-14 09:25:17,358 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-14 09:25:17,358 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-06-14 09:25:17,358 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1012802042] [2021-06-14 09:25:17,358 INFO L462 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-06-14 09:25:17,358 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-14 09:25:17,359 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-06-14 09:25:17,359 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-06-14 09:25:17,359 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-14 09:25:17,359 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-14 09:25:17,359 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 5 states, 4 states have (on average 3.75) internal successors, (15), 5 states have internal predecessors, (15), 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) [2021-06-14 09:25:17,359 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-14 09:25:17,359 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-14 09:25:17,359 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-14 09:25:17,360 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-14 09:25:17,360 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-14 09:25:17,418 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-14 09:25:17,419 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-14 09:25:17,419 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-14 09:25:17,419 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-14 09:25:17,419 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-14 09:25:17,419 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-06-14 09:25:17,420 INFO L430 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr2ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr1ASSERT_VIOLATIONASSERT]=== [2021-06-14 09:25:17,420 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-14 09:25:17,420 INFO L82 PathProgramCache]: Analyzing trace with hash 1742136326, now seen corresponding path program 1 times [2021-06-14 09:25:17,420 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-14 09:25:17,420 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [388475219] [2021-06-14 09:25:17,420 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-14 09:25:17,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-14 09:25:17,438 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-14 09:25:17,439 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-14 09:25:17,439 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [388475219] [2021-06-14 09:25:17,439 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [388475219] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-14 09:25:17,439 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-14 09:25:17,439 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-06-14 09:25:17,439 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1051599556] [2021-06-14 09:25:17,440 INFO L462 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-06-14 09:25:17,440 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-14 09:25:17,440 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-06-14 09:25:17,440 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-06-14 09:25:17,440 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-14 09:25:17,441 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-14 09:25:17,441 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 4.666666666666667) internal successors, (14), 3 states have internal predecessors, (14), 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) [2021-06-14 09:25:17,441 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-14 09:25:17,441 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-14 09:25:17,441 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-14 09:25:17,441 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-14 09:25:17,441 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-14 09:25:17,441 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-14 09:25:17,451 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-14 09:25:17,451 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-14 09:25:17,451 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-14 09:25:17,451 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-14 09:25:17,452 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-14 09:25:17,454 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-14 09:25:17,455 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-06-14 09:25:17,467 INFO L247 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-06-14 09:25:17,469 INFO L202 PluginConnector]: Adding new model ForkJoinExplained.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 14.06 09:25:17 BasicIcfg [2021-06-14 09:25:17,469 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-06-14 09:25:17,470 INFO L168 Benchmark]: Toolchain (without parser) took 993.85 ms. Allocated memory is still 187.7 MB. Free memory was 167.4 MB in the beginning and 118.8 MB in the end (delta: 48.7 MB). Peak memory consumption was 49.1 MB. Max. memory is 8.0 GB. [2021-06-14 09:25:17,472 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.10 ms. Allocated memory is still 187.7 MB. Free memory is still 168.5 MB. There was no memory consumed. Max. memory is 8.0 GB. [2021-06-14 09:25:17,472 INFO L168 Benchmark]: Boogie Procedure Inliner took 19.04 ms. Allocated memory is still 187.7 MB. Free memory was 167.4 MB in the beginning and 165.9 MB in the end (delta: 1.5 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. [2021-06-14 09:25:17,473 INFO L168 Benchmark]: Boogie Preprocessor took 11.56 ms. Allocated memory is still 187.7 MB. Free memory was 165.9 MB in the beginning and 165.0 MB in the end (delta: 901.6 kB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. [2021-06-14 09:25:17,473 INFO L168 Benchmark]: RCFGBuilder took 179.25 ms. Allocated memory is still 187.7 MB. Free memory was 165.0 MB in the beginning and 155.5 MB in the end (delta: 9.5 MB). Peak memory consumption was 9.4 MB. Max. memory is 8.0 GB. [2021-06-14 09:25:17,474 INFO L168 Benchmark]: TraceAbstraction took 773.42 ms. Allocated memory is still 187.7 MB. Free memory was 155.0 MB in the beginning and 118.8 MB in the end (delta: 36.3 MB). Peak memory consumption was 36.5 MB. Max. memory is 8.0 GB. [2021-06-14 09:25:17,476 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 0.10 ms. Allocated memory is still 187.7 MB. Free memory is still 168.5 MB. There was no memory consumed. Max. memory is 8.0 GB. * Boogie Procedure Inliner took 19.04 ms. Allocated memory is still 187.7 MB. Free memory was 167.4 MB in the beginning and 165.9 MB in the end (delta: 1.5 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 11.56 ms. Allocated memory is still 187.7 MB. Free memory was 165.9 MB in the beginning and 165.0 MB in the end (delta: 901.6 kB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. * RCFGBuilder took 179.25 ms. Allocated memory is still 187.7 MB. Free memory was 165.0 MB in the beginning and 155.5 MB in the end (delta: 9.5 MB). Peak memory consumption was 9.4 MB. Max. memory is 8.0 GB. * TraceAbstraction took 773.42 ms. Allocated memory is still 187.7 MB. Free memory was 155.0 MB in the beginning and 118.8 MB in the end (delta: 36.3 MB). Peak memory consumption was 36.5 MB. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 556, positive: 537, positive conditional: 0, positive unconditional: 537, negative: 19, negative conditional: 0, negative unconditional: 19, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 556, positive: 537, positive conditional: 0, positive unconditional: 537, negative: 19, negative conditional: 0, negative unconditional: 19, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 556, positive: 537, positive conditional: 0, positive unconditional: 537, negative: 19, negative conditional: 0, negative unconditional: 19, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 323, positive: 309, positive conditional: 0, positive unconditional: 309, negative: 14, negative conditional: 0, negative unconditional: 14, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 323, positive: 304, positive conditional: 0, positive unconditional: 304, negative: 19, negative conditional: 0, negative unconditional: 19, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 19, positive: 5, positive conditional: 0, positive unconditional: 5, negative: 14, negative conditional: 0, negative unconditional: 14, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 19, positive: 5, positive conditional: 0, positive unconditional: 5, negative: 14, negative conditional: 0, negative unconditional: 14, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 95, positive: 26, positive conditional: 0, positive unconditional: 26, negative: 69, negative conditional: 0, negative unconditional: 69, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 556, positive: 228, positive conditional: 0, positive unconditional: 228, negative: 5, negative conditional: 0, negative unconditional: 5, unknown: 323, unknown conditional: 0, unknown unconditional: 323] , Statistics on independence cache: Total cache size (in pairs): 323, Positive cache size: 309, Positive conditional cache size: 0, Positive unconditional cache size: 309, Negative cache size: 14, Negative conditional cache size: 0, Negative unconditional cache size: 14, SemanticConditionEliminator.Independence Queries: [ total: 51, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 51, negative conditional: 0, negative unconditional: 51, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 51, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 51, negative conditional: 0, negative unconditional: 51, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 19, positive: 5, positive conditional: 0, positive unconditional: 5, negative: 14, negative conditional: 0, negative unconditional: 14, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 95, positive: 26, positive conditional: 0, positive unconditional: 26, negative: 69, negative conditional: 0, negative unconditional: 69, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 51, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 51, negative conditional: 0, negative unconditional: 51, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 323, Positive cache size: 309, Positive conditional cache size: 0, Positive unconditional cache size: 309, Negative cache size: 14, Negative conditional cache size: 0, Negative unconditional cache size: 14, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 51, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 51, negative conditional: 0, negative unconditional: 51, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 51, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 51, negative conditional: 0, negative unconditional: 51, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 19, positive: 5, positive conditional: 0, positive unconditional: 5, negative: 14, negative conditional: 0, negative unconditional: 14, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 95, positive: 26, positive conditional: 0, positive unconditional: 26, negative: 69, negative conditional: 0, negative unconditional: 69, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 51, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 51, negative conditional: 0, negative unconditional: 51, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 323, Positive cache size: 309, Positive conditional cache size: 0, Positive unconditional cache size: 309, Negative cache size: 14, Negative conditional cache size: 0, Negative unconditional cache size: 14, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 51, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 51, negative conditional: 0, negative unconditional: 51, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 51, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 51, negative conditional: 0, negative unconditional: 51, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 19, positive: 5, positive conditional: 0, positive unconditional: 5, negative: 14, negative conditional: 0, negative unconditional: 14, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 95, positive: 26, positive conditional: 0, positive unconditional: 26, negative: 69, negative conditional: 0, negative unconditional: 69, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 51, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 51, negative conditional: 0, negative unconditional: 51, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 323, Positive cache size: 309, Positive conditional cache size: 0, Positive unconditional cache size: 309, Negative cache size: 14, Negative conditional cache size: 0, Negative unconditional cache size: 14, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 51, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 51, negative conditional: 0, negative unconditional: 51, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 51, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 51, negative conditional: 0, negative unconditional: 51, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 19, positive: 5, positive conditional: 0, positive unconditional: 5, negative: 14, negative conditional: 0, negative unconditional: 14, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 95, positive: 26, positive conditional: 0, positive unconditional: 26, negative: 69, negative conditional: 0, negative unconditional: 69, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 51, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 51, negative conditional: 0, negative unconditional: 51, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 323, Positive cache size: 309, Positive conditional cache size: 0, Positive unconditional cache size: 309, Negative cache size: 14, Negative conditional cache size: 0, Negative unconditional cache size: 14, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 51, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 51, negative conditional: 0, negative unconditional: 51, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 51, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 51, negative conditional: 0, negative unconditional: 51, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 19, positive: 5, positive conditional: 0, positive unconditional: 5, negative: 14, negative conditional: 0, negative unconditional: 14, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 95, positive: 26, positive conditional: 0, positive unconditional: 26, negative: 69, negative conditional: 0, negative unconditional: 69, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 51, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 51, negative conditional: 0, negative unconditional: 51, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 323, Positive cache size: 309, Positive conditional cache size: 0, Positive unconditional cache size: 309, Negative cache size: 14, Negative conditional cache size: 0, Negative unconditional cache size: 14, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 51, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 51, negative conditional: 0, negative unconditional: 51, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 51, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 51, negative conditional: 0, negative unconditional: 51, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 19, positive: 5, positive conditional: 0, positive unconditional: 5, negative: 14, negative conditional: 0, negative unconditional: 14, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 95, positive: 26, positive conditional: 0, positive unconditional: 26, negative: 69, negative conditional: 0, negative unconditional: 69, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 51, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 51, negative conditional: 0, negative unconditional: 51, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 323, Positive cache size: 309, Positive conditional cache size: 0, Positive unconditional cache size: 309, Negative cache size: 14, Negative conditional cache size: 0, Negative unconditional cache size: 14, Eliminated conditions: 0 ], Maximal queried relation: 5, Independence queries for same thread: 0 - StatisticsResult: Persistent set benchmarks Persistent set computation time[ms]: 164, Number of persistent set computation: 397, Number of trivial persistent sets: 397, Underlying independence relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 556, positive: 537, positive conditional: 0, positive unconditional: 537, negative: 19, negative conditional: 0, negative unconditional: 19, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 556, positive: 537, positive conditional: 0, positive unconditional: 537, negative: 19, negative conditional: 0, negative unconditional: 19, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 556, positive: 537, positive conditional: 0, positive unconditional: 537, negative: 19, negative conditional: 0, negative unconditional: 19, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 323, positive: 309, positive conditional: 0, positive unconditional: 309, negative: 14, negative conditional: 0, negative unconditional: 14, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 323, positive: 304, positive conditional: 0, positive unconditional: 304, negative: 19, negative conditional: 0, negative unconditional: 19, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 19, positive: 5, positive conditional: 0, positive unconditional: 5, negative: 14, negative conditional: 0, negative unconditional: 14, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 19, positive: 5, positive conditional: 0, positive unconditional: 5, negative: 14, negative conditional: 0, negative unconditional: 14, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 95, positive: 26, positive conditional: 0, positive unconditional: 26, negative: 69, negative conditional: 0, negative unconditional: 69, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 556, positive: 228, positive conditional: 0, positive unconditional: 228, negative: 5, negative conditional: 0, negative unconditional: 5, unknown: 323, unknown conditional: 0, unknown unconditional: 323] , Statistics on independence cache: Total cache size (in pairs): 323, Positive cache size: 309, Positive conditional cache size: 0, Positive unconditional cache size: 309, Negative cache size: 14, Negative conditional cache size: 0, Negative unconditional cache size: 14, SemanticConditionEliminator.Independence Queries: [ total: 51, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 51, negative conditional: 0, negative unconditional: 51, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 51, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 51, negative conditional: 0, negative unconditional: 51, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 19, positive: 5, positive conditional: 0, positive unconditional: 5, negative: 14, negative conditional: 0, negative unconditional: 14, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 95, positive: 26, positive conditional: 0, positive unconditional: 26, negative: 69, negative conditional: 0, negative unconditional: 69, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 51, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 51, negative conditional: 0, negative unconditional: 51, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 323, Positive cache size: 309, Positive conditional cache size: 0, Positive unconditional cache size: 309, Negative cache size: 14, Negative conditional cache size: 0, Negative unconditional cache size: 14, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 51, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 51, negative conditional: 0, negative unconditional: 51, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 51, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 51, negative conditional: 0, negative unconditional: 51, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 19, positive: 5, positive conditional: 0, positive unconditional: 5, negative: 14, negative conditional: 0, negative unconditional: 14, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 95, positive: 26, positive conditional: 0, positive unconditional: 26, negative: 69, negative conditional: 0, negative unconditional: 69, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 51, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 51, negative conditional: 0, negative unconditional: 51, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 323, Positive cache size: 309, Positive conditional cache size: 0, Positive unconditional cache size: 309, Negative cache size: 14, Negative conditional cache size: 0, Negative unconditional cache size: 14, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 51, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 51, negative conditional: 0, negative unconditional: 51, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 51, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 51, negative conditional: 0, negative unconditional: 51, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 19, positive: 5, positive conditional: 0, positive unconditional: 5, negative: 14, negative conditional: 0, negative unconditional: 14, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 95, positive: 26, positive conditional: 0, positive unconditional: 26, negative: 69, negative conditional: 0, negative unconditional: 69, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 51, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 51, negative conditional: 0, negative unconditional: 51, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 323, Positive cache size: 309, Positive conditional cache size: 0, Positive unconditional cache size: 309, Negative cache size: 14, Negative conditional cache size: 0, Negative unconditional cache size: 14, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 51, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 51, negative conditional: 0, negative unconditional: 51, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 51, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 51, negative conditional: 0, negative unconditional: 51, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 19, positive: 5, positive conditional: 0, positive unconditional: 5, negative: 14, negative conditional: 0, negative unconditional: 14, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 95, positive: 26, positive conditional: 0, positive unconditional: 26, negative: 69, negative conditional: 0, negative unconditional: 69, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 51, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 51, negative conditional: 0, negative unconditional: 51, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 323, Positive cache size: 309, Positive conditional cache size: 0, Positive unconditional cache size: 309, Negative cache size: 14, Negative conditional cache size: 0, Negative unconditional cache size: 14, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 51, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 51, negative conditional: 0, negative unconditional: 51, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 51, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 51, negative conditional: 0, negative unconditional: 51, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 19, positive: 5, positive conditional: 0, positive unconditional: 5, negative: 14, negative conditional: 0, negative unconditional: 14, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 95, positive: 26, positive conditional: 0, positive unconditional: 26, negative: 69, negative conditional: 0, negative unconditional: 69, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 51, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 51, negative conditional: 0, negative unconditional: 51, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 323, Positive cache size: 309, Positive conditional cache size: 0, Positive unconditional cache size: 309, Negative cache size: 14, Negative conditional cache size: 0, Negative unconditional cache size: 14, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 51, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 51, negative conditional: 0, negative unconditional: 51, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 51, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 51, negative conditional: 0, negative unconditional: 51, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 19, positive: 5, positive conditional: 0, positive unconditional: 5, negative: 14, negative conditional: 0, negative unconditional: 14, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 95, positive: 26, positive conditional: 0, positive unconditional: 26, negative: 69, negative conditional: 0, negative unconditional: 69, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 51, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 51, negative conditional: 0, negative unconditional: 51, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 323, Positive cache size: 309, Positive conditional cache size: 0, Positive unconditional cache size: 309, Negative cache size: 14, Negative conditional cache size: 0, Negative unconditional cache size: 14, Eliminated conditions: 0 ], Maximal queried relation: 5, Independence queries for same thread: 0 - PositiveResult [Line: 70]: assertion always holds For all program executions holds that assertion always holds at this location - PositiveResult [Line: 55]: assertion always holds For all program executions holds that assertion always holds at this location - PositiveResult [Line: 61]: assertion always holds For all program executions holds that assertion always holds at this location - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: ULTIMATE.start with 1 thread instances CFG has 4 procedures, 37 locations, 5 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 670.6ms, OverallIterations: 6, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 23.1ms, PartialOrderReductionTime: 294.6ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 24, 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: 10.2ms SsaConstructionTime, 32.9ms SatisfiabilityAnalysisTime, 176.6ms InterpolantComputationTime, 86 NumberOfCodeBlocks, 86 NumberOfCodeBlocksAsserted, 6 NumberOfCheckSat, 80 ConstructedInterpolants, 0 QuantifiedInterpolants, 298 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 6 InterpolantComputations, 6 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 - AllSpecificationsHoldResult: All specifications hold 3 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! Received shutdown request...