/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-NewStatesSleepPersistentFixedOrder-NoLbe-Random42.epf -tc ../../../trunk/examples/toolchains/AutomizerBplInline.xml -i ../../../trunk/examples/concurrent/bpl/regression/showcase/ForkJoinExplained.bpl -------------------------------------------------------------------------------- This is Ultimate 0.2.1-98196c323137eee61a7c1131837b356358d783d4-98196c3 [2021-06-17 12:46:34,603 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-06-17 12:46:34,606 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-06-17 12:46:34,651 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2021-06-17 12:46:34,717 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-NewStatesSleepPersistentFixedOrder-NoLbe-Random42.epf [2021-06-17 12:46:34,752 INFO L113 SettingsManager]: Loading preferences was successful [2021-06-17 12:46:34,753 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-06-17 12:46:34,753 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-06-17 12:46:34,753 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-06-17 12:46:34,756 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-06-17 12:46:34,756 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-06-17 12:46:34,756 INFO L138 SettingsManager]: * Use SBE=true [2021-06-17 12:46:34,756 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-06-17 12:46:34,756 INFO L138 SettingsManager]: * sizeof long=4 [2021-06-17 12:46:34,757 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-06-17 12:46:34,757 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-06-17 12:46:34,757 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-06-17 12:46:34,758 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-06-17 12:46:34,758 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-06-17 12:46:34,758 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-06-17 12:46:34,758 INFO L138 SettingsManager]: * sizeof long double=12 [2021-06-17 12:46:34,758 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-06-17 12:46:34,758 INFO L138 SettingsManager]: * Use constant arrays=true [2021-06-17 12:46:34,758 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-06-17 12:46:34,759 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-06-17 12:46:34,759 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-06-17 12:46:34,759 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-06-17 12:46:34,759 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-06-17 12:46:34,759 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-06-17 12:46:34,759 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-06-17 12:46:34,759 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-06-17 12:46:34,759 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-06-17 12:46:34,760 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-06-17 12:46:34,760 INFO L138 SettingsManager]: * DFS Order used in POR=RANDOM [2021-06-17 12:46:34,760 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-06-17 12:46:34,760 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-06-17 12:46:34,760 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-06-17 12:46:34,761 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-06-17 12:46:34,761 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2021-06-17 12:46:34,761 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-06-17 12:46:34,761 INFO L138 SettingsManager]: * Random seed used by POR DFS order=42 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-06-17 12:46:35,095 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-06-17 12:46:35,113 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-06-17 12:46:35,116 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-06-17 12:46:35,117 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2021-06-17 12:46:35,118 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2021-06-17 12:46:35,119 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/regression/showcase/ForkJoinExplained.bpl [2021-06-17 12:46:35,119 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/regression/showcase/ForkJoinExplained.bpl' [2021-06-17 12:46:35,151 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-06-17 12:46:35,152 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2021-06-17 12:46:35,153 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-06-17 12:46:35,154 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-06-17 12:46:35,154 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-06-17 12:46:35,166 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "ForkJoinExplained.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 17.06 12:46:35" (1/1) ... [2021-06-17 12:46:35,172 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "ForkJoinExplained.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 17.06 12:46:35" (1/1) ... [2021-06-17 12:46:35,179 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-06-17 12:46:35,182 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-06-17 12:46:35,182 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-06-17 12:46:35,182 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-06-17 12:46:35,189 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "ForkJoinExplained.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 17.06 12:46:35" (1/1) ... [2021-06-17 12:46:35,190 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "ForkJoinExplained.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 17.06 12:46:35" (1/1) ... [2021-06-17 12:46:35,191 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "ForkJoinExplained.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 17.06 12:46:35" (1/1) ... [2021-06-17 12:46:35,191 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "ForkJoinExplained.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 17.06 12:46:35" (1/1) ... [2021-06-17 12:46:35,193 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "ForkJoinExplained.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 17.06 12:46:35" (1/1) ... [2021-06-17 12:46:35,196 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "ForkJoinExplained.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 17.06 12:46:35" (1/1) ... [2021-06-17 12:46:35,197 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "ForkJoinExplained.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 17.06 12:46:35" (1/1) ... [2021-06-17 12:46:35,197 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-06-17 12:46:35,198 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-06-17 12:46:35,198 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-06-17 12:46:35,199 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-06-17 12:46:35,200 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "ForkJoinExplained.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 17.06 12:46:35" (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 [2021-06-17 12:46:35,263 INFO L124 BoogieDeclarations]: Specification and implementation of procedure foo given in one single declaration [2021-06-17 12:46:35,263 INFO L130 BoogieDeclarations]: Found specification of procedure foo [2021-06-17 12:46:35,264 INFO L138 BoogieDeclarations]: Found implementation of procedure foo [2021-06-17 12:46:35,264 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2021-06-17 12:46:35,264 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-06-17 12:46:35,264 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-06-17 12:46:35,265 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-06-17 12:46:35,396 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-06-17 12:46:35,397 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2021-06-17 12:46:35,398 INFO L202 PluginConnector]: Adding new model ForkJoinExplained.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.06 12:46:35 BoogieIcfgContainer [2021-06-17 12:46:35,399 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-06-17 12:46:35,400 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-06-17 12:46:35,400 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-06-17 12:46:35,403 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-06-17 12:46:35,403 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "ForkJoinExplained.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 17.06 12:46:35" (1/2) ... [2021-06-17 12:46:35,404 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@382e6522 and model type ForkJoinExplained.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.06 12:46:35, skipping insertion in model container [2021-06-17 12:46:35,404 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "ForkJoinExplained.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.06 12:46:35" (2/2) ... [2021-06-17 12:46:35,406 INFO L111 eAbstractionObserver]: Analyzing ICFG ForkJoinExplained.bpl [2021-06-17 12:46:35,411 WARN L148 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-06-17 12:46:35,411 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-06-17 12:46:35,412 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2021-06-17 12:46:35,412 INFO L470 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-06-17 12:46:35,431 WARN L313 ript$VariableManager]: TermVariabe fooThread1of1ForFork1_n not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:46:35,432 WARN L313 ript$VariableManager]: TermVariabe fooThread1of1ForFork1_n not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:46:35,432 WARN L313 ript$VariableManager]: TermVariabe fooThread1of1ForFork1_n not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:46:35,432 WARN L313 ript$VariableManager]: TermVariabe fooThread1of1ForFork1_n not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:46:35,433 WARN L313 ript$VariableManager]: TermVariabe fooThread1of1ForFork1_res not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:46:35,433 WARN L313 ript$VariableManager]: TermVariabe fooThread1of1ForFork1_res not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:46:35,433 WARN L313 ript$VariableManager]: TermVariabe fooThread1of1ForFork1_res not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:46:35,433 WARN L313 ript$VariableManager]: TermVariabe fooThread1of1ForFork1_res not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:46:35,433 WARN L313 ript$VariableManager]: TermVariabe fooThread1of1ForFork0_n not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:46:35,434 WARN L313 ript$VariableManager]: TermVariabe fooThread1of1ForFork0_n not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:46:35,434 WARN L313 ript$VariableManager]: TermVariabe fooThread1of1ForFork0_n not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:46:35,434 WARN L313 ript$VariableManager]: TermVariabe fooThread1of1ForFork0_n not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:46:35,435 WARN L313 ript$VariableManager]: TermVariabe fooThread1of1ForFork0_res not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:46:35,435 WARN L313 ript$VariableManager]: TermVariabe fooThread1of1ForFork0_res not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:46:35,435 WARN L313 ript$VariableManager]: TermVariabe fooThread1of1ForFork0_res not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:46:35,435 WARN L313 ript$VariableManager]: TermVariabe fooThread1of1ForFork0_res not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:46:35,438 WARN L313 ript$VariableManager]: TermVariabe fooThread1of1ForFork0_res not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:46:35,442 WARN L313 ript$VariableManager]: TermVariabe fooThread1of1ForFork1_res not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:46:35,450 INFO L149 ThreadInstanceAdder]: Constructed 4 joinOtherThreadTransitions. [2021-06-17 12:46:35,470 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 [2021-06-17 12:46:35,528 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-06-17 12:46:35,528 INFO L379 AbstractCegarLoop]: Hoare is false [2021-06-17 12:46:35,528 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-06-17 12:46:35,528 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-06-17 12:46:35,528 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-06-17 12:46:35,528 INFO L383 AbstractCegarLoop]: Difference is false [2021-06-17 12:46:35,529 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-06-17 12:46:35,529 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == ULTIMATE.start======== [2021-06-17 12:46:35,714 INFO L430 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr2ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr1ASSERT_VIOLATIONASSERT]=== [2021-06-17 12:46:35,719 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-17 12:46:35,719 INFO L82 PathProgramCache]: Analyzing trace with hash -65816152, now seen corresponding path program 1 times [2021-06-17 12:46:35,728 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-17 12:46:35,728 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [50701363] [2021-06-17 12:46:35,729 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-17 12:46:35,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-17 12:46:35,856 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-17 12:46:35,857 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-17 12:46:35,857 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [50701363] [2021-06-17 12:46:35,858 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [50701363] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-17 12:46:35,858 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-17 12:46:35,858 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-06-17 12:46:35,858 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [539931537] [2021-06-17 12:46:35,862 INFO L462 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-06-17 12:46:35,863 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-17 12:46:35,872 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-06-17 12:46:35,874 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-06-17 12:46:35,874 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-17 12:46:35,876 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-17 12:46:35,877 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 3.6666666666666665) internal successors, (11), 3 states have internal predecessors, (11), 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) [2021-06-17 12:46:35,878 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-17 12:46:35,920 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-17 12:46:35,921 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-06-17 12:46:35,921 INFO L430 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr2ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr1ASSERT_VIOLATIONASSERT]=== [2021-06-17 12:46:35,921 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-17 12:46:35,921 INFO L82 PathProgramCache]: Analyzing trace with hash 1441510857, now seen corresponding path program 1 times [2021-06-17 12:46:35,922 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-17 12:46:35,922 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [417803661] [2021-06-17 12:46:35,922 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-17 12:46:35,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-17 12:46:36,021 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-17 12:46:36,021 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-17 12:46:36,021 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [417803661] [2021-06-17 12:46:36,021 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [417803661] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-17 12:46:36,022 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-17 12:46:36,022 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-06-17 12:46:36,022 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [360338766] [2021-06-17 12:46:36,023 INFO L462 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-06-17 12:46:36,023 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-17 12:46:36,024 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-06-17 12:46:36,025 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-06-17 12:46:36,025 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-17 12:46:36,025 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-17 12:46:36,025 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 4 states, 3 states have (on average 3.6666666666666665) internal successors, (11), 4 states have internal predecessors, (11), 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) [2021-06-17 12:46:36,025 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-17 12:46:36,025 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-17 12:46:36,076 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-17 12:46:36,076 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-17 12:46:36,077 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-06-17 12:46:36,077 INFO L430 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr2ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr1ASSERT_VIOLATIONASSERT]=== [2021-06-17 12:46:36,077 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-17 12:46:36,077 INFO L82 PathProgramCache]: Analyzing trace with hash 1737163665, now seen corresponding path program 1 times [2021-06-17 12:46:36,078 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-17 12:46:36,078 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [758973109] [2021-06-17 12:46:36,078 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-17 12:46:36,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-17 12:46:36,115 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-17 12:46:36,116 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-17 12:46:36,116 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [758973109] [2021-06-17 12:46:36,116 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [758973109] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-17 12:46:36,116 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-17 12:46:36,117 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-06-17 12:46:36,117 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1244671048] [2021-06-17 12:46:36,117 INFO L462 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-06-17 12:46:36,117 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-17 12:46:36,118 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-06-17 12:46:36,118 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-06-17 12:46:36,118 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-17 12:46:36,119 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-17 12:46:36,119 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 4 states, 3 states have (on average 4.0) internal successors, (12), 4 states have internal predecessors, (12), 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) [2021-06-17 12:46:36,119 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-17 12:46:36,119 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-17 12:46:36,119 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-17 12:46:36,147 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-17 12:46:36,147 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-17 12:46:36,148 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-17 12:46:36,149 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-06-17 12:46:36,149 INFO L430 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr2ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr1ASSERT_VIOLATIONASSERT]=== [2021-06-17 12:46:36,149 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-17 12:46:36,149 INFO L82 PathProgramCache]: Analyzing trace with hash -1313881564, now seen corresponding path program 1 times [2021-06-17 12:46:36,150 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-17 12:46:36,150 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [748597575] [2021-06-17 12:46:36,150 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-17 12:46:36,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-17 12:46:36,181 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-17 12:46:36,181 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-17 12:46:36,181 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [748597575] [2021-06-17 12:46:36,182 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [748597575] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-17 12:46:36,182 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-17 12:46:36,183 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-06-17 12:46:36,184 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [845519341] [2021-06-17 12:46:36,187 INFO L462 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-06-17 12:46:36,187 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-17 12:46:36,188 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-06-17 12:46:36,189 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-06-17 12:46:36,189 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-17 12:46:36,189 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-17 12:46:36,189 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 5.666666666666667) internal successors, (17), 3 states have internal predecessors, (17), 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) [2021-06-17 12:46:36,192 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-17 12:46:36,193 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-17 12:46:36,193 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-17 12:46:36,193 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-17 12:46:36,302 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-17 12:46:36,302 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-17 12:46:36,303 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-17 12:46:36,303 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-17 12:46:36,303 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-06-17 12:46:36,303 INFO L430 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr2ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr1ASSERT_VIOLATIONASSERT]=== [2021-06-17 12:46:36,303 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-17 12:46:36,304 INFO L82 PathProgramCache]: Analyzing trace with hash -1634350498, now seen corresponding path program 1 times [2021-06-17 12:46:36,304 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-17 12:46:36,304 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1921862800] [2021-06-17 12:46:36,304 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-17 12:46:36,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-17 12:46:36,351 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-17 12:46:36,351 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-17 12:46:36,351 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1921862800] [2021-06-17 12:46:36,352 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1921862800] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-17 12:46:36,352 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-17 12:46:36,352 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-06-17 12:46:36,352 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2078848401] [2021-06-17 12:46:36,353 INFO L462 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-06-17 12:46:36,353 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-17 12:46:36,353 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-06-17 12:46:36,354 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-06-17 12:46:36,354 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-17 12:46:36,354 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-17 12:46:36,354 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 4.333333333333333) internal successors, (13), 3 states have internal predecessors, (13), 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) [2021-06-17 12:46:36,354 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-17 12:46:36,354 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-17 12:46:36,355 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-17 12:46:36,355 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-17 12:46:36,355 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-17 12:46:36,420 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-17 12:46:36,420 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-17 12:46:36,421 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-17 12:46:36,421 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-17 12:46:36,421 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-17 12:46:36,421 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-06-17 12:46:36,421 INFO L430 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr2ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr1ASSERT_VIOLATIONASSERT]=== [2021-06-17 12:46:36,421 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-17 12:46:36,422 INFO L82 PathProgramCache]: Analyzing trace with hash 2107864959, now seen corresponding path program 1 times [2021-06-17 12:46:36,422 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-17 12:46:36,422 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1374500709] [2021-06-17 12:46:36,423 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-17 12:46:36,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-17 12:46:36,499 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-17 12:46:36,500 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-17 12:46:36,500 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1374500709] [2021-06-17 12:46:36,503 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1374500709] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-17 12:46:36,503 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-17 12:46:36,504 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-06-17 12:46:36,504 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1288656987] [2021-06-17 12:46:36,504 INFO L462 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-06-17 12:46:36,504 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-17 12:46:36,505 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-06-17 12:46:36,505 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-06-17 12:46:36,505 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-17 12:46:36,505 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-17 12:46:36,505 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 5 states, 4 states have (on average 3.5) internal successors, (14), 5 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) [2021-06-17 12:46:36,506 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-17 12:46:36,506 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-17 12:46:36,506 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-17 12:46:36,506 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-17 12:46:36,506 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-17 12:46:36,506 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-17 12:46:36,581 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-17 12:46:36,581 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-17 12:46:36,581 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-17 12:46:36,581 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-17 12:46:36,582 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-17 12:46:36,582 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-17 12:46:36,582 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-06-17 12:46:36,605 INFO L247 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-06-17 12:46:36,608 INFO L202 PluginConnector]: Adding new model ForkJoinExplained.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 17.06 12:46:36 BasicIcfg [2021-06-17 12:46:36,608 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-06-17 12:46:36,608 INFO L168 Benchmark]: Toolchain (without parser) took 1456.43 ms. Allocated memory is still 177.2 MB. Free memory was 157.1 MB in the beginning and 107.3 MB in the end (delta: 49.7 MB). Peak memory consumption was 50.8 MB. Max. memory is 8.0 GB. [2021-06-17 12:46:36,609 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.10 ms. Allocated memory is still 177.2 MB. Free memory is still 158.1 MB. There was no memory consumed. Max. memory is 8.0 GB. [2021-06-17 12:46:36,609 INFO L168 Benchmark]: Boogie Procedure Inliner took 26.54 ms. Allocated memory is still 177.2 MB. Free memory was 157.1 MB in the beginning and 155.6 MB in the end (delta: 1.4 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. [2021-06-17 12:46:36,609 INFO L168 Benchmark]: Boogie Preprocessor took 15.82 ms. Allocated memory is still 177.2 MB. Free memory was 155.6 MB in the beginning and 154.8 MB in the end (delta: 857.8 kB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. [2021-06-17 12:46:36,609 INFO L168 Benchmark]: RCFGBuilder took 200.39 ms. Allocated memory is still 177.2 MB. Free memory was 154.6 MB in the beginning and 144.8 MB in the end (delta: 9.8 MB). Peak memory consumption was 9.4 MB. Max. memory is 8.0 GB. [2021-06-17 12:46:36,610 INFO L168 Benchmark]: TraceAbstraction took 1207.68 ms. Allocated memory is still 177.2 MB. Free memory was 144.3 MB in the beginning and 107.3 MB in the end (delta: 37.0 MB). Peak memory consumption was 37.1 MB. Max. memory is 8.0 GB. [2021-06-17 12:46:36,611 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 177.2 MB. Free memory is still 158.1 MB. There was no memory consumed. Max. memory is 8.0 GB. * Boogie Procedure Inliner took 26.54 ms. Allocated memory is still 177.2 MB. Free memory was 157.1 MB in the beginning and 155.6 MB in the end (delta: 1.4 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 15.82 ms. Allocated memory is still 177.2 MB. Free memory was 155.6 MB in the beginning and 154.8 MB in the end (delta: 857.8 kB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. * RCFGBuilder took 200.39 ms. Allocated memory is still 177.2 MB. Free memory was 154.6 MB in the beginning and 144.8 MB in the end (delta: 9.8 MB). Peak memory consumption was 9.4 MB. Max. memory is 8.0 GB. * TraceAbstraction took 1207.68 ms. Allocated memory is still 177.2 MB. Free memory was 144.3 MB in the beginning and 107.3 MB in the end (delta: 37.0 MB). Peak memory consumption was 37.1 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: 690, positive: 617, positive conditional: 213, positive unconditional: 404, negative: 73, negative conditional: 58, negative unconditional: 15, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 635, positive: 617, positive conditional: 213, positive unconditional: 404, negative: 18, negative conditional: 3, negative unconditional: 15, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 635, positive: 608, positive conditional: 0, positive unconditional: 608, negative: 27, negative conditional: 0, negative unconditional: 27, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 297, positive: 281, positive conditional: 0, positive unconditional: 281, negative: 16, negative conditional: 0, negative unconditional: 16, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 297, positive: 274, positive conditional: 0, positive unconditional: 274, negative: 23, negative conditional: 0, negative unconditional: 23, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 23, positive: 7, positive conditional: 0, positive unconditional: 7, negative: 16, negative conditional: 0, negative unconditional: 16, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 30, positive: 10, positive conditional: 3, positive unconditional: 7, negative: 20, negative conditional: 4, negative unconditional: 16, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 163, positive: 42, positive conditional: 10, positive unconditional: 32, negative: 122, negative conditional: 16, negative unconditional: 106, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 635, positive: 327, positive conditional: 0, positive unconditional: 327, negative: 11, negative conditional: 0, negative unconditional: 11, unknown: 297, unknown conditional: 0, unknown unconditional: 297] , Statistics on independence cache: Total cache size (in pairs): 304, Positive cache size: 284, Positive conditional cache size: 3, Positive unconditional cache size: 281, Negative cache size: 20, Negative conditional cache size: 4, Negative unconditional cache size: 16, SemanticConditionEliminator.Independence Queries: [ total: 72, positive: 9, positive conditional: 9, positive unconditional: 0, negative: 63, negative conditional: 8, negative unconditional: 55, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 72, positive: 9, positive conditional: 9, positive unconditional: 0, negative: 63, negative conditional: 8, negative unconditional: 55, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 30, positive: 10, positive conditional: 3, positive unconditional: 7, negative: 20, negative conditional: 4, negative unconditional: 16, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 163, positive: 42, positive conditional: 10, positive unconditional: 32, negative: 122, negative conditional: 16, negative unconditional: 106, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 72, positive: 6, positive conditional: 6, positive unconditional: 0, negative: 59, negative conditional: 4, negative unconditional: 55, unknown: 7, unknown conditional: 7, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 304, Positive cache size: 284, Positive conditional cache size: 3, Positive unconditional cache size: 281, Negative cache size: 20, Negative conditional cache size: 4, Negative unconditional cache size: 16, Eliminated conditions: 29, SemanticConditionEliminator.Independence Queries: [ total: 72, positive: 9, positive conditional: 9, positive unconditional: 0, negative: 63, negative conditional: 8, negative unconditional: 55, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 72, positive: 9, positive conditional: 9, positive unconditional: 0, negative: 63, negative conditional: 8, negative unconditional: 55, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 30, positive: 10, positive conditional: 3, positive unconditional: 7, negative: 20, negative conditional: 4, negative unconditional: 16, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 163, positive: 42, positive conditional: 10, positive unconditional: 32, negative: 122, negative conditional: 16, negative unconditional: 106, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 72, positive: 6, positive conditional: 6, positive unconditional: 0, negative: 59, negative conditional: 4, negative unconditional: 55, unknown: 7, unknown conditional: 7, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 304, Positive cache size: 284, Positive conditional cache size: 3, Positive unconditional cache size: 281, Negative cache size: 20, Negative conditional cache size: 4, Negative unconditional cache size: 16, Eliminated conditions: 29, SemanticConditionEliminator.Independence Queries: [ total: 72, positive: 9, positive conditional: 9, positive unconditional: 0, negative: 63, negative conditional: 8, negative unconditional: 55, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 72, positive: 9, positive conditional: 9, positive unconditional: 0, negative: 63, negative conditional: 8, negative unconditional: 55, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 30, positive: 10, positive conditional: 3, positive unconditional: 7, negative: 20, negative conditional: 4, negative unconditional: 16, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 163, positive: 42, positive conditional: 10, positive unconditional: 32, negative: 122, negative conditional: 16, negative unconditional: 106, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 72, positive: 6, positive conditional: 6, positive unconditional: 0, negative: 59, negative conditional: 4, negative unconditional: 55, unknown: 7, unknown conditional: 7, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 304, Positive cache size: 284, Positive conditional cache size: 3, Positive unconditional cache size: 281, Negative cache size: 20, Negative conditional cache size: 4, Negative unconditional cache size: 16, Eliminated conditions: 29, SemanticConditionEliminator.Independence Queries: [ total: 72, positive: 9, positive conditional: 9, positive unconditional: 0, negative: 63, negative conditional: 8, negative unconditional: 55, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 72, positive: 9, positive conditional: 9, positive unconditional: 0, negative: 63, negative conditional: 8, negative unconditional: 55, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 30, positive: 10, positive conditional: 3, positive unconditional: 7, negative: 20, negative conditional: 4, negative unconditional: 16, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 163, positive: 42, positive conditional: 10, positive unconditional: 32, negative: 122, negative conditional: 16, negative unconditional: 106, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 72, positive: 6, positive conditional: 6, positive unconditional: 0, negative: 59, negative conditional: 4, negative unconditional: 55, unknown: 7, unknown conditional: 7, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 304, Positive cache size: 284, Positive conditional cache size: 3, Positive unconditional cache size: 281, Negative cache size: 20, Negative conditional cache size: 4, Negative unconditional cache size: 16, Eliminated conditions: 29, SemanticConditionEliminator.Independence Queries: [ total: 72, positive: 9, positive conditional: 9, positive unconditional: 0, negative: 63, negative conditional: 8, negative unconditional: 55, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 72, positive: 9, positive conditional: 9, positive unconditional: 0, negative: 63, negative conditional: 8, negative unconditional: 55, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 30, positive: 10, positive conditional: 3, positive unconditional: 7, negative: 20, negative conditional: 4, negative unconditional: 16, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 163, positive: 42, positive conditional: 10, positive unconditional: 32, negative: 122, negative conditional: 16, negative unconditional: 106, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 72, positive: 6, positive conditional: 6, positive unconditional: 0, negative: 59, negative conditional: 4, negative unconditional: 55, unknown: 7, unknown conditional: 7, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 304, Positive cache size: 284, Positive conditional cache size: 3, Positive unconditional cache size: 281, Negative cache size: 20, Negative conditional cache size: 4, Negative unconditional cache size: 16, Eliminated conditions: 29, SemanticConditionEliminator.Independence Queries: [ total: 72, positive: 9, positive conditional: 9, positive unconditional: 0, negative: 63, negative conditional: 8, negative unconditional: 55, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 72, positive: 9, positive conditional: 9, positive unconditional: 0, negative: 63, negative conditional: 8, negative unconditional: 55, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 30, positive: 10, positive conditional: 3, positive unconditional: 7, negative: 20, negative conditional: 4, negative unconditional: 16, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 163, positive: 42, positive conditional: 10, positive unconditional: 32, negative: 122, negative conditional: 16, negative unconditional: 106, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 72, positive: 6, positive conditional: 6, positive unconditional: 0, negative: 59, negative conditional: 4, negative unconditional: 55, unknown: 7, unknown conditional: 7, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 304, Positive cache size: 284, Positive conditional cache size: 3, Positive unconditional cache size: 281, Negative cache size: 20, Negative conditional cache size: 4, Negative unconditional cache size: 16, Eliminated conditions: 29 ], Maximal queried relation: 6, Independence queries for same thread: 55 - StatisticsResult: Persistent set benchmarks Persistent set computation time[ms]: 270, Number of persistent set computation: 500, Number of trivial persistent sets: 500, Underlying independence relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 690, positive: 617, positive conditional: 213, positive unconditional: 404, negative: 73, negative conditional: 58, negative unconditional: 15, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 635, positive: 617, positive conditional: 213, positive unconditional: 404, negative: 18, negative conditional: 3, negative unconditional: 15, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 635, positive: 608, positive conditional: 0, positive unconditional: 608, negative: 27, negative conditional: 0, negative unconditional: 27, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 297, positive: 281, positive conditional: 0, positive unconditional: 281, negative: 16, negative conditional: 0, negative unconditional: 16, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 297, positive: 274, positive conditional: 0, positive unconditional: 274, negative: 23, negative conditional: 0, negative unconditional: 23, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 23, positive: 7, positive conditional: 0, positive unconditional: 7, negative: 16, negative conditional: 0, negative unconditional: 16, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 30, positive: 10, positive conditional: 3, positive unconditional: 7, negative: 20, negative conditional: 4, negative unconditional: 16, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 163, positive: 42, positive conditional: 10, positive unconditional: 32, negative: 122, negative conditional: 16, negative unconditional: 106, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 635, positive: 327, positive conditional: 0, positive unconditional: 327, negative: 11, negative conditional: 0, negative unconditional: 11, unknown: 297, unknown conditional: 0, unknown unconditional: 297] , Statistics on independence cache: Total cache size (in pairs): 304, Positive cache size: 284, Positive conditional cache size: 3, Positive unconditional cache size: 281, Negative cache size: 20, Negative conditional cache size: 4, Negative unconditional cache size: 16, SemanticConditionEliminator.Independence Queries: [ total: 72, positive: 9, positive conditional: 9, positive unconditional: 0, negative: 63, negative conditional: 8, negative unconditional: 55, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 72, positive: 9, positive conditional: 9, positive unconditional: 0, negative: 63, negative conditional: 8, negative unconditional: 55, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 30, positive: 10, positive conditional: 3, positive unconditional: 7, negative: 20, negative conditional: 4, negative unconditional: 16, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 163, positive: 42, positive conditional: 10, positive unconditional: 32, negative: 122, negative conditional: 16, negative unconditional: 106, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 72, positive: 6, positive conditional: 6, positive unconditional: 0, negative: 59, negative conditional: 4, negative unconditional: 55, unknown: 7, unknown conditional: 7, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 304, Positive cache size: 284, Positive conditional cache size: 3, Positive unconditional cache size: 281, Negative cache size: 20, Negative conditional cache size: 4, Negative unconditional cache size: 16, Eliminated conditions: 29, SemanticConditionEliminator.Independence Queries: [ total: 72, positive: 9, positive conditional: 9, positive unconditional: 0, negative: 63, negative conditional: 8, negative unconditional: 55, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 72, positive: 9, positive conditional: 9, positive unconditional: 0, negative: 63, negative conditional: 8, negative unconditional: 55, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 30, positive: 10, positive conditional: 3, positive unconditional: 7, negative: 20, negative conditional: 4, negative unconditional: 16, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 163, positive: 42, positive conditional: 10, positive unconditional: 32, negative: 122, negative conditional: 16, negative unconditional: 106, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 72, positive: 6, positive conditional: 6, positive unconditional: 0, negative: 59, negative conditional: 4, negative unconditional: 55, unknown: 7, unknown conditional: 7, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 304, Positive cache size: 284, Positive conditional cache size: 3, Positive unconditional cache size: 281, Negative cache size: 20, Negative conditional cache size: 4, Negative unconditional cache size: 16, Eliminated conditions: 29, SemanticConditionEliminator.Independence Queries: [ total: 72, positive: 9, positive conditional: 9, positive unconditional: 0, negative: 63, negative conditional: 8, negative unconditional: 55, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 72, positive: 9, positive conditional: 9, positive unconditional: 0, negative: 63, negative conditional: 8, negative unconditional: 55, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 30, positive: 10, positive conditional: 3, positive unconditional: 7, negative: 20, negative conditional: 4, negative unconditional: 16, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 163, positive: 42, positive conditional: 10, positive unconditional: 32, negative: 122, negative conditional: 16, negative unconditional: 106, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 72, positive: 6, positive conditional: 6, positive unconditional: 0, negative: 59, negative conditional: 4, negative unconditional: 55, unknown: 7, unknown conditional: 7, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 304, Positive cache size: 284, Positive conditional cache size: 3, Positive unconditional cache size: 281, Negative cache size: 20, Negative conditional cache size: 4, Negative unconditional cache size: 16, Eliminated conditions: 29, SemanticConditionEliminator.Independence Queries: [ total: 72, positive: 9, positive conditional: 9, positive unconditional: 0, negative: 63, negative conditional: 8, negative unconditional: 55, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 72, positive: 9, positive conditional: 9, positive unconditional: 0, negative: 63, negative conditional: 8, negative unconditional: 55, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 30, positive: 10, positive conditional: 3, positive unconditional: 7, negative: 20, negative conditional: 4, negative unconditional: 16, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 163, positive: 42, positive conditional: 10, positive unconditional: 32, negative: 122, negative conditional: 16, negative unconditional: 106, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 72, positive: 6, positive conditional: 6, positive unconditional: 0, negative: 59, negative conditional: 4, negative unconditional: 55, unknown: 7, unknown conditional: 7, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 304, Positive cache size: 284, Positive conditional cache size: 3, Positive unconditional cache size: 281, Negative cache size: 20, Negative conditional cache size: 4, Negative unconditional cache size: 16, Eliminated conditions: 29, SemanticConditionEliminator.Independence Queries: [ total: 72, positive: 9, positive conditional: 9, positive unconditional: 0, negative: 63, negative conditional: 8, negative unconditional: 55, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 72, positive: 9, positive conditional: 9, positive unconditional: 0, negative: 63, negative conditional: 8, negative unconditional: 55, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 30, positive: 10, positive conditional: 3, positive unconditional: 7, negative: 20, negative conditional: 4, negative unconditional: 16, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 163, positive: 42, positive conditional: 10, positive unconditional: 32, negative: 122, negative conditional: 16, negative unconditional: 106, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 72, positive: 6, positive conditional: 6, positive unconditional: 0, negative: 59, negative conditional: 4, negative unconditional: 55, unknown: 7, unknown conditional: 7, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 304, Positive cache size: 284, Positive conditional cache size: 3, Positive unconditional cache size: 281, Negative cache size: 20, Negative conditional cache size: 4, Negative unconditional cache size: 16, Eliminated conditions: 29, SemanticConditionEliminator.Independence Queries: [ total: 72, positive: 9, positive conditional: 9, positive unconditional: 0, negative: 63, negative conditional: 8, negative unconditional: 55, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 72, positive: 9, positive conditional: 9, positive unconditional: 0, negative: 63, negative conditional: 8, negative unconditional: 55, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 30, positive: 10, positive conditional: 3, positive unconditional: 7, negative: 20, negative conditional: 4, negative unconditional: 16, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 163, positive: 42, positive conditional: 10, positive unconditional: 32, negative: 122, negative conditional: 16, negative unconditional: 106, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 72, positive: 6, positive conditional: 6, positive unconditional: 0, negative: 59, negative conditional: 4, negative unconditional: 55, unknown: 7, unknown conditional: 7, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 304, Positive cache size: 284, Positive conditional cache size: 3, Positive unconditional cache size: 281, Negative cache size: 20, Negative conditional cache size: 4, Negative unconditional cache size: 16, Eliminated conditions: 29 ], Maximal queried relation: 6, Independence queries for same thread: 55 - 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: 1120.4ms, OverallIterations: 6, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 10.7ms, PartialOrderReductionTime: 549.1ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 22, 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: 10.0ms SsaConstructionTime, 73.8ms SatisfiabilityAnalysisTime, 270.2ms InterpolantComputationTime, 78 NumberOfCodeBlocks, 78 NumberOfCodeBlocksAsserted, 6 NumberOfCheckSat, 72 ConstructedInterpolants, 0 QuantifiedInterpolants, 262 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...