/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/weaver-benchmarks/generated/popl20-more/sum-fun.wvr.bpl -------------------------------------------------------------------------------- This is Ultimate 0.2.1-a47a088281b0b97d17910950432b7c5b5bc3adeb-a47a088 [2021-07-14 21:52:50,381 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-07-14 21:52:50,382 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-07-14 21:52:50,411 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2021-07-14 21:52:50,428 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-07-14 21:52:50,429 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-07-14 21:52:50,431 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-07-14 21:52:50,431 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-07-14 21:52:50,434 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-07-14 21:52:50,434 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-07-14 21:52:50,436 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-07-14 21:52:50,447 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-07-14 21:52:50,448 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-07-14 21:52:50,449 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-07-14 21:52:50,450 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-07-14 21:52:50,451 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-07-14 21:52:50,457 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2021-07-14 21:52:50,465 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 [2021-07-14 21:52:50,489 INFO L113 SettingsManager]: Loading preferences was successful [2021-07-14 21:52:50,490 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-07-14 21:52:50,490 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-07-14 21:52:50,490 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-07-14 21:52:50,492 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-07-14 21:52:50,492 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-07-14 21:52:50,492 INFO L138 SettingsManager]: * Use SBE=true [2021-07-14 21:52:50,492 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-07-14 21:52:50,492 INFO L138 SettingsManager]: * sizeof long=4 [2021-07-14 21:52:50,492 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-07-14 21:52:50,493 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-07-14 21:52:50,493 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-07-14 21:52:50,493 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-07-14 21:52:50,493 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-07-14 21:52:50,493 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-07-14 21:52:50,493 INFO L138 SettingsManager]: * sizeof long double=12 [2021-07-14 21:52:50,494 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-07-14 21:52:50,494 INFO L138 SettingsManager]: * Use constant arrays=true [2021-07-14 21:52:50,494 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-07-14 21:52:50,494 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-07-14 21:52:50,494 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-07-14 21:52:50,494 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-07-14 21:52:50,494 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-07-14 21:52:50,494 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-07-14 21:52:50,494 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-07-14 21:52:50,494 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-07-14 21:52:50,495 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-07-14 21:52:50,495 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-07-14 21:52:50,495 INFO L138 SettingsManager]: * DFS Order used in POR=RANDOM [2021-07-14 21:52:50,495 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-07-14 21:52:50,495 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-07-14 21:52:50,495 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-07-14 21:52:50,495 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-07-14 21:52:50,496 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2021-07-14 21:52:50,496 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-07-14 21:52:50,496 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-07-14 21:52:50,753 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-07-14 21:52:50,769 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-07-14 21:52:50,771 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-07-14 21:52:50,772 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2021-07-14 21:52:50,773 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2021-07-14 21:52:50,773 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/popl20-more/sum-fun.wvr.bpl [2021-07-14 21:52:50,774 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/popl20-more/sum-fun.wvr.bpl' [2021-07-14 21:52:50,794 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-07-14 21:52:50,795 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2021-07-14 21:52:50,796 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-07-14 21:52:50,796 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-07-14 21:52:50,796 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-07-14 21:52:50,804 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "sum-fun.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.07 09:52:50" (1/1) ... [2021-07-14 21:52:50,808 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "sum-fun.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.07 09:52:50" (1/1) ... [2021-07-14 21:52:50,812 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-07-14 21:52:50,813 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-07-14 21:52:50,813 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-07-14 21:52:50,813 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-07-14 21:52:50,818 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "sum-fun.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.07 09:52:50" (1/1) ... [2021-07-14 21:52:50,818 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "sum-fun.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.07 09:52:50" (1/1) ... [2021-07-14 21:52:50,819 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "sum-fun.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.07 09:52:50" (1/1) ... [2021-07-14 21:52:50,819 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "sum-fun.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.07 09:52:50" (1/1) ... [2021-07-14 21:52:50,820 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "sum-fun.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.07 09:52:50" (1/1) ... [2021-07-14 21:52:50,823 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "sum-fun.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.07 09:52:50" (1/1) ... [2021-07-14 21:52:50,823 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "sum-fun.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.07 09:52:50" (1/1) ... [2021-07-14 21:52:50,824 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-07-14 21:52:50,825 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-07-14 21:52:50,826 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-07-14 21:52:50,826 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-07-14 21:52:50,826 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "sum-fun.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.07 09:52:50" (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 [2021-07-14 21:52:50,877 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread1 given in one single declaration [2021-07-14 21:52:50,877 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2021-07-14 21:52:50,877 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2021-07-14 21:52:50,877 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread2 given in one single declaration [2021-07-14 21:52:50,877 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2021-07-14 21:52:50,877 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2021-07-14 21:52:50,878 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2021-07-14 21:52:50,878 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-07-14 21:52:50,878 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-07-14 21:52:50,878 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread3 given in one single declaration [2021-07-14 21:52:50,878 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2021-07-14 21:52:50,878 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2021-07-14 21:52:50,879 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-07-14 21:52:51,064 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-07-14 21:52:51,064 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2021-07-14 21:52:51,066 INFO L202 PluginConnector]: Adding new model sum-fun.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.07 09:52:51 BoogieIcfgContainer [2021-07-14 21:52:51,066 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-07-14 21:52:51,067 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-07-14 21:52:51,067 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-07-14 21:52:51,069 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-07-14 21:52:51,069 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "sum-fun.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.07 09:52:50" (1/2) ... [2021-07-14 21:52:51,069 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@30c95cd9 and model type sum-fun.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.07 09:52:51, skipping insertion in model container [2021-07-14 21:52:51,070 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "sum-fun.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.07 09:52:51" (2/2) ... [2021-07-14 21:52:51,070 INFO L111 eAbstractionObserver]: Analyzing ICFG sum-fun.wvr.bpl [2021-07-14 21:52:51,074 WARN L148 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-07-14 21:52:51,074 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-07-14 21:52:51,075 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-07-14 21:52:51,075 INFO L474 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-07-14 21:52:51,097 INFO L149 ThreadInstanceAdder]: Constructed 3 joinOtherThreadTransitions. [2021-07-14 21:52:51,112 INFO L255 AbstractCegarLoop]: Starting to check reachability of 4 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 [2021-07-14 21:52:51,230 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-07-14 21:52:51,230 INFO L379 AbstractCegarLoop]: Hoare is false [2021-07-14 21:52:51,230 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-07-14 21:52:51,230 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-07-14 21:52:51,230 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-07-14 21:52:51,230 INFO L383 AbstractCegarLoop]: Difference is false [2021-07-14 21:52:51,230 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-07-14 21:52:51,230 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == ULTIMATE.start======== [2021-07-14 21:52:51,306 INFO L430 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-14 21:52:51,315 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 21:52:51,316 INFO L82 PathProgramCache]: Analyzing trace with hash -1056010628, now seen corresponding path program 1 times [2021-07-14 21:52:51,321 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 21:52:51,321 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1190129950] [2021-07-14 21:52:51,322 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 21:52:51,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 21:52:51,448 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 21:52:51,448 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 21:52:51,448 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1190129950] [2021-07-14 21:52:51,449 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1190129950] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-14 21:52:51,449 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-14 21:52:51,449 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-07-14 21:52:51,449 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1558006099] [2021-07-14 21:52:51,453 INFO L462 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-07-14 21:52:51,453 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 21:52:51,464 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-07-14 21:52:51,466 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-07-14 21:52:51,466 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 21:52:51,468 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 21:52:51,470 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 4.5) internal successors, (18), 4 states have internal predecessors, (18), 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) [2021-07-14 21:52:51,470 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 21:52:51,517 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-14 21:52:51,518 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-07-14 21:52:51,518 INFO L430 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-14 21:52:51,520 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 21:52:51,520 INFO L82 PathProgramCache]: Analyzing trace with hash -1880625638, now seen corresponding path program 1 times [2021-07-14 21:52:51,520 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 21:52:51,520 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1643436951] [2021-07-14 21:52:51,521 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 21:52:51,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 21:52:51,610 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 21:52:51,610 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 21:52:51,610 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1643436951] [2021-07-14 21:52:51,610 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1643436951] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 21:52:51,611 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1804573421] [2021-07-14 21:52:51,611 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-14 21:52:51,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 21:52:51,661 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 4 conjunts are in the unsatisfiable core [2021-07-14 21:52:51,664 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-14 21:52:51,776 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-07-14 21:52:51,776 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1804573421] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-14 21:52:51,776 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2021-07-14 21:52:51,777 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [5] total 6 [2021-07-14 21:52:51,777 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1031859188] [2021-07-14 21:52:51,778 INFO L462 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-07-14 21:52:51,778 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 21:52:51,778 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-07-14 21:52:51,778 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=26, Unknown=0, NotChecked=0, Total=42 [2021-07-14 21:52:51,778 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 21:52:51,778 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 21:52:51,779 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 5 states, 5 states have (on average 4.0) internal successors, (20), 4 states have internal predecessors, (20), 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) [2021-07-14 21:52:51,779 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-14 21:52:51,779 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 21:52:51,825 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-14 21:52:51,826 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-14 21:52:52,037 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,3 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-14 21:52:52,037 INFO L430 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-14 21:52:52,038 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 21:52:52,038 INFO L82 PathProgramCache]: Analyzing trace with hash 830293816, now seen corresponding path program 1 times [2021-07-14 21:52:52,038 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 21:52:52,038 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [613606479] [2021-07-14 21:52:52,038 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 21:52:52,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 21:52:52,296 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 21:52:52,297 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 21:52:52,297 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [613606479] [2021-07-14 21:52:52,297 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [613606479] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 21:52:52,297 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [89343164] [2021-07-14 21:52:52,297 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-14 21:52:52,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 21:52:52,344 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 19 conjunts are in the unsatisfiable core [2021-07-14 21:52:52,345 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-14 21:52:52,500 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 21:52:52,500 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 15 [2021-07-14 21:52:52,502 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 2 xjuncts. [2021-07-14 21:52:52,509 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 21:52:52,518 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-07-14 21:52:52,518 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:25, output treesize:22 [2021-07-14 21:52:52,562 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 21:52:52,563 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [89343164] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 21:52:52,563 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-14 21:52:52,563 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8] total 11 [2021-07-14 21:52:52,563 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1472665419] [2021-07-14 21:52:52,563 INFO L462 AbstractCegarLoop]: Interpolant automaton has 12 states [2021-07-14 21:52:52,563 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 21:52:52,564 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2021-07-14 21:52:52,564 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=37, Invalid=95, Unknown=0, NotChecked=0, Total=132 [2021-07-14 21:52:52,564 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 21:52:52,564 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 21:52:52,564 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 12 states, 12 states have (on average 2.75) internal successors, (33), 11 states have internal predecessors, (33), 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) [2021-07-14 21:52:52,564 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-14 21:52:52,564 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-14 21:52:52,564 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 21:52:52,712 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-14 21:52:52,713 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-14 21:52:52,714 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-14 21:52:52,932 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,4 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-14 21:52:52,932 INFO L430 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-14 21:52:52,933 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 21:52:52,933 INFO L82 PathProgramCache]: Analyzing trace with hash -1021259562, now seen corresponding path program 2 times [2021-07-14 21:52:52,933 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 21:52:52,933 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1597569766] [2021-07-14 21:52:52,933 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 21:52:52,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 21:52:52,987 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 21:52:52,988 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 21:52:52,988 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1597569766] [2021-07-14 21:52:52,988 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1597569766] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 21:52:52,988 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [320732820] [2021-07-14 21:52:52,988 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-14 21:52:53,021 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-07-14 21:52:53,021 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-14 21:52:53,022 INFO L263 TraceCheckSpWp]: Trace formula consists of 63 conjuncts, 7 conjunts are in the unsatisfiable core [2021-07-14 21:52:53,023 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-14 21:52:53,143 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 21:52:53,143 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [320732820] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 21:52:53,143 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-14 21:52:53,144 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8] total 13 [2021-07-14 21:52:53,144 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [480651749] [2021-07-14 21:52:53,145 INFO L462 AbstractCegarLoop]: Interpolant automaton has 13 states [2021-07-14 21:52:53,145 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 21:52:53,145 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2021-07-14 21:52:53,146 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=42, Invalid=114, Unknown=0, NotChecked=0, Total=156 [2021-07-14 21:52:53,146 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 21:52:53,146 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 21:52:53,147 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 13 states, 13 states have (on average 2.769230769230769) internal successors, (36), 13 states have internal predecessors, (36), 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) [2021-07-14 21:52:53,147 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-14 21:52:53,147 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-14 21:52:53,147 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-14 21:52:53,147 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 21:52:53,329 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-14 21:52:53,330 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-14 21:52:53,330 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-14 21:52:53,330 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-07-14 21:52:53,546 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,5 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-14 21:52:53,546 INFO L430 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-14 21:52:53,547 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 21:52:53,547 INFO L82 PathProgramCache]: Analyzing trace with hash -925346888, now seen corresponding path program 1 times [2021-07-14 21:52:53,547 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 21:52:53,547 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1375124951] [2021-07-14 21:52:53,547 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 21:52:53,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 21:52:53,729 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 21:52:53,729 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 21:52:53,730 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1375124951] [2021-07-14 21:52:53,730 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1375124951] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 21:52:53,730 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1852111435] [2021-07-14 21:52:53,730 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-14 21:52:53,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 21:52:53,760 INFO L263 TraceCheckSpWp]: Trace formula consists of 68 conjuncts, 26 conjunts are in the unsatisfiable core [2021-07-14 21:52:53,762 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-14 21:52:54,089 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 21:52:54,093 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 21:52:54,093 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 43 treesize of output 34 [2021-07-14 21:52:54,095 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-14 21:52:54,101 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 21:52:54,103 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-07-14 21:52:54,103 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:51, output treesize:5 [2021-07-14 21:52:54,121 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 21:52:54,122 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1852111435] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 21:52:54,122 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-14 21:52:54,122 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 12] total 20 [2021-07-14 21:52:54,122 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1456094264] [2021-07-14 21:52:54,122 INFO L462 AbstractCegarLoop]: Interpolant automaton has 20 states [2021-07-14 21:52:54,122 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 21:52:54,122 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2021-07-14 21:52:54,123 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=67, Invalid=313, Unknown=0, NotChecked=0, Total=380 [2021-07-14 21:52:54,123 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 21:52:54,123 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 21:52:54,123 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 20 states, 20 states have (on average 2.2) internal successors, (44), 20 states have internal predecessors, (44), 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) [2021-07-14 21:52:54,123 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-14 21:52:54,123 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-14 21:52:54,123 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-14 21:52:54,123 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-07-14 21:52:54,123 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 21:52:54,859 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-14 21:52:54,860 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-14 21:52:54,860 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-14 21:52:54,860 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-07-14 21:52:54,860 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-07-14 21:52:55,060 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable6 [2021-07-14 21:52:55,061 INFO L430 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-14 21:52:55,061 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 21:52:55,061 INFO L82 PathProgramCache]: Analyzing trace with hash 1682038358, now seen corresponding path program 2 times [2021-07-14 21:52:55,062 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 21:52:55,062 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1104241233] [2021-07-14 21:52:55,062 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 21:52:55,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 21:52:55,114 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 1 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 21:52:55,114 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 21:52:55,115 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1104241233] [2021-07-14 21:52:55,115 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1104241233] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 21:52:55,115 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [41315394] [2021-07-14 21:52:55,115 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-14 21:52:55,149 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-07-14 21:52:55,149 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-14 21:52:55,150 INFO L263 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 9 conjunts are in the unsatisfiable core [2021-07-14 21:52:55,150 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-14 21:52:55,254 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 4 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 21:52:55,254 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [41315394] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 21:52:55,254 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-14 21:52:55,254 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 10] total 16 [2021-07-14 21:52:55,254 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1930768927] [2021-07-14 21:52:55,255 INFO L462 AbstractCegarLoop]: Interpolant automaton has 16 states [2021-07-14 21:52:55,255 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 21:52:55,255 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2021-07-14 21:52:55,255 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=185, Unknown=0, NotChecked=0, Total=240 [2021-07-14 21:52:55,255 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 21:52:55,255 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 21:52:55,255 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 16 states, 16 states have (on average 2.625) internal successors, (42), 16 states have internal predecessors, (42), 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) [2021-07-14 21:52:55,256 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-14 21:52:55,256 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-14 21:52:55,256 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-14 21:52:55,256 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-07-14 21:52:55,256 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-07-14 21:52:55,256 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 21:52:55,459 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-14 21:52:55,459 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-14 21:52:55,460 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-14 21:52:55,460 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-07-14 21:52:55,460 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-07-14 21:52:55,460 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-14 21:52:55,668 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,7 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-14 21:52:55,669 INFO L430 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-14 21:52:55,669 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 21:52:55,669 INFO L82 PathProgramCache]: Analyzing trace with hash -1511259848, now seen corresponding path program 3 times [2021-07-14 21:52:55,669 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 21:52:55,669 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1213560389] [2021-07-14 21:52:55,669 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 21:52:55,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 21:52:55,935 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 21:52:55,936 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 21:52:55,936 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1213560389] [2021-07-14 21:52:55,936 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1213560389] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 21:52:55,936 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [451718918] [2021-07-14 21:52:55,936 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 8 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-14 21:52:55,970 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 4 check-sat command(s) [2021-07-14 21:52:55,970 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-14 21:52:55,971 INFO L263 TraceCheckSpWp]: Trace formula consists of 78 conjuncts, 35 conjunts are in the unsatisfiable core [2021-07-14 21:52:55,972 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-14 21:52:56,380 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 21:52:56,406 INFO L354 Elim1Store]: treesize reduction 66, result has 25.8 percent of original size [2021-07-14 21:52:56,406 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 0 disjoint index pairs (out of 15 index pairs), introduced 7 new quantified variables, introduced 14 case distinctions, treesize of input 91 treesize of output 75 [2021-07-14 21:52:56,420 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-14 21:52:56,431 INFO L628 ElimStorePlain]: treesize reduction 16, result has 51.5 percent of original size [2021-07-14 21:52:56,433 INFO L550 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-07-14 21:52:56,433 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 4 variables, input treesize:99, output treesize:5 [2021-07-14 21:52:56,459 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 21:52:56,459 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [451718918] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 21:52:56,460 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-14 21:52:56,460 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 14] total 25 [2021-07-14 21:52:56,460 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1581193472] [2021-07-14 21:52:56,460 INFO L462 AbstractCegarLoop]: Interpolant automaton has 25 states [2021-07-14 21:52:56,460 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 21:52:56,461 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2021-07-14 21:52:56,461 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=85, Invalid=515, Unknown=0, NotChecked=0, Total=600 [2021-07-14 21:52:56,461 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 21:52:56,461 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 21:52:56,461 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 25 states, 25 states have (on average 2.08) internal successors, (52), 25 states have internal predecessors, (52), 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) [2021-07-14 21:52:56,461 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-14 21:52:56,461 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-14 21:52:56,461 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-14 21:52:56,461 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-07-14 21:52:56,461 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-07-14 21:52:56,461 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-07-14 21:52:56,462 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 21:52:57,793 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-14 21:52:57,793 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-14 21:52:57,793 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-14 21:52:57,793 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-07-14 21:52:57,793 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-07-14 21:52:57,793 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-14 21:52:57,796 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-07-14 21:52:58,008 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,8 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-14 21:52:58,009 INFO L430 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-14 21:52:58,009 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 21:52:58,009 INFO L82 PathProgramCache]: Analyzing trace with hash 104008918, now seen corresponding path program 4 times [2021-07-14 21:52:58,009 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 21:52:58,009 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1789951867] [2021-07-14 21:52:58,010 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 21:52:58,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 21:52:58,094 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 4 proven. 17 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 21:52:58,094 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 21:52:58,094 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1789951867] [2021-07-14 21:52:58,094 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1789951867] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 21:52:58,094 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1881694594] [2021-07-14 21:52:58,094 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 9 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 9 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-14 21:52:58,129 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-07-14 21:52:58,129 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-14 21:52:58,129 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 11 conjunts are in the unsatisfiable core [2021-07-14 21:52:58,130 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-14 21:52:58,248 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 9 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 21:52:58,248 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1881694594] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 21:52:58,248 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-14 21:52:58,250 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 12] total 19 [2021-07-14 21:52:58,250 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [83956109] [2021-07-14 21:52:58,251 INFO L462 AbstractCegarLoop]: Interpolant automaton has 19 states [2021-07-14 21:52:58,251 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 21:52:58,252 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2021-07-14 21:52:58,252 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=72, Invalid=270, Unknown=0, NotChecked=0, Total=342 [2021-07-14 21:52:58,252 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 21:52:58,252 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 21:52:58,252 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 19 states, 19 states have (on average 2.526315789473684) internal successors, (48), 19 states have internal predecessors, (48), 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) [2021-07-14 21:52:58,252 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-14 21:52:58,252 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-14 21:52:58,252 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-14 21:52:58,252 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-07-14 21:52:58,252 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-07-14 21:52:58,252 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-07-14 21:52:58,252 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-07-14 21:52:58,252 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 21:52:58,597 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-14 21:52:58,597 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-14 21:52:58,597 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-14 21:52:58,597 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-07-14 21:52:58,597 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-07-14 21:52:58,597 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-07-14 21:52:58,597 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-07-14 21:52:58,597 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-07-14 21:52:58,797 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable10 [2021-07-14 21:52:58,798 INFO L430 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-14 21:52:58,798 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 21:52:58,798 INFO L82 PathProgramCache]: Analyzing trace with hash -1874096200, now seen corresponding path program 5 times [2021-07-14 21:52:58,798 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 21:52:58,798 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [747300835] [2021-07-14 21:52:58,798 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 21:52:58,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 21:52:59,088 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 2 proven. 24 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 21:52:59,088 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 21:52:59,088 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [747300835] [2021-07-14 21:52:59,088 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [747300835] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 21:52:59,088 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [46773195] [2021-07-14 21:52:59,088 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 10 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 10 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-14 21:52:59,117 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 5 check-sat command(s) [2021-07-14 21:52:59,117 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-14 21:52:59,118 INFO L263 TraceCheckSpWp]: Trace formula consists of 88 conjuncts, 42 conjunts are in the unsatisfiable core [2021-07-14 21:52:59,120 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-14 21:52:59,555 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:52:59,555 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 21:52:59,556 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:52:59,557 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:52:59,558 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 6 disjoint index pairs (out of 10 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 17 [2021-07-14 21:52:59,559 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-14 21:52:59,563 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 21:52:59,564 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-07-14 21:52:59,565 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:44, output treesize:5 [2021-07-14 21:52:59,582 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 0 proven. 26 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 21:52:59,582 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [46773195] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 21:52:59,583 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-14 21:52:59,583 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 15] total 29 [2021-07-14 21:52:59,584 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1435932161] [2021-07-14 21:52:59,585 INFO L462 AbstractCegarLoop]: Interpolant automaton has 29 states [2021-07-14 21:52:59,585 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 21:52:59,585 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2021-07-14 21:52:59,585 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=123, Invalid=689, Unknown=0, NotChecked=0, Total=812 [2021-07-14 21:52:59,585 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 21:52:59,586 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 21:52:59,586 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 29 states, 29 states have (on average 2.103448275862069) internal successors, (61), 29 states have internal predecessors, (61), 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) [2021-07-14 21:52:59,586 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-14 21:52:59,586 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-14 21:52:59,586 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-14 21:52:59,586 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-07-14 21:52:59,586 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-07-14 21:52:59,586 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-07-14 21:52:59,586 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-07-14 21:52:59,586 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-07-14 21:52:59,586 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 21:53:01,141 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-14 21:53:01,142 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-14 21:53:01,142 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-14 21:53:01,142 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-07-14 21:53:01,142 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-07-14 21:53:01,142 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-07-14 21:53:01,142 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-07-14 21:53:01,142 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-07-14 21:53:01,142 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-07-14 21:53:01,342 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11,10 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-14 21:53:01,343 INFO L430 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-14 21:53:01,343 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 21:53:01,343 INFO L82 PathProgramCache]: Analyzing trace with hash 415734870, now seen corresponding path program 6 times [2021-07-14 21:53:01,343 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 21:53:01,343 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1437401564] [2021-07-14 21:53:01,344 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 21:53:01,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 21:53:01,426 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 9 proven. 26 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 21:53:01,426 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 21:53:01,426 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1437401564] [2021-07-14 21:53:01,426 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1437401564] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 21:53:01,426 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1993981121] [2021-07-14 21:53:01,427 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 11 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 11 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-14 21:53:01,469 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 6 check-sat command(s) [2021-07-14 21:53:01,469 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-14 21:53:01,470 INFO L263 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 13 conjunts are in the unsatisfiable core [2021-07-14 21:53:01,472 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-14 21:53:01,621 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 16 proven. 19 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 21:53:01,622 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1993981121] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 21:53:01,622 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-14 21:53:01,622 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14, 14] total 22 [2021-07-14 21:53:01,622 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1206151266] [2021-07-14 21:53:01,622 INFO L462 AbstractCegarLoop]: Interpolant automaton has 22 states [2021-07-14 21:53:01,622 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 21:53:01,622 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2021-07-14 21:53:01,623 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=93, Invalid=369, Unknown=0, NotChecked=0, Total=462 [2021-07-14 21:53:01,623 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 21:53:01,623 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 21:53:01,623 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 22 states, 22 states have (on average 2.4545454545454546) internal successors, (54), 22 states have internal predecessors, (54), 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) [2021-07-14 21:53:01,623 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-14 21:53:01,623 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-14 21:53:01,623 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-14 21:53:01,623 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-07-14 21:53:01,623 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-07-14 21:53:01,623 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-07-14 21:53:01,623 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-07-14 21:53:01,623 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-07-14 21:53:01,623 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-07-14 21:53:01,623 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 21:53:01,962 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-14 21:53:01,962 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-14 21:53:01,962 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-14 21:53:01,962 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-07-14 21:53:01,962 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-07-14 21:53:01,962 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-07-14 21:53:01,962 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-07-14 21:53:01,962 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-07-14 21:53:01,962 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-07-14 21:53:01,962 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-07-14 21:53:02,163 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12,11 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-14 21:53:02,163 INFO L430 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-14 21:53:02,163 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 21:53:02,164 INFO L82 PathProgramCache]: Analyzing trace with hash 1341800248, now seen corresponding path program 7 times [2021-07-14 21:53:02,164 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 21:53:02,164 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1076776474] [2021-07-14 21:53:02,164 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 21:53:02,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 21:53:02,482 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 2 proven. 40 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 21:53:02,482 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 21:53:02,482 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1076776474] [2021-07-14 21:53:02,483 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1076776474] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 21:53:02,483 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [765957369] [2021-07-14 21:53:02,483 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 12 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 12 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-14 21:53:02,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 21:53:02,513 WARN L261 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 50 conjunts are in the unsatisfiable core [2021-07-14 21:53:02,514 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-14 21:54:24,830 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 21:54:25,235 WARN L205 SmtUtils]: Spent 403.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 27 [2021-07-14 21:54:25,235 INFO L354 Elim1Store]: treesize reduction 48, result has 40.7 percent of original size [2021-07-14 21:54:25,235 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 0 disjoint index pairs (out of 15 index pairs), introduced 9 new quantified variables, introduced 14 case distinctions, treesize of input 103 treesize of output 88 [2021-07-14 21:54:25,272 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-14 21:54:25,328 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 21:54:25,336 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-07-14 21:54:25,336 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:111, output treesize:5 [2021-07-14 21:54:25,482 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 30 refuted. 12 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 21:54:25,482 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [765957369] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 21:54:25,482 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-14 21:54:25,482 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [19, 18] total 33 [2021-07-14 21:54:25,482 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2066209538] [2021-07-14 21:54:25,482 INFO L462 AbstractCegarLoop]: Interpolant automaton has 33 states [2021-07-14 21:54:25,482 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 21:54:25,483 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 33 interpolants. [2021-07-14 21:54:25,483 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=110, Invalid=910, Unknown=36, NotChecked=0, Total=1056 [2021-07-14 21:54:25,483 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 21:54:25,483 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 21:54:25,483 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 33 states, 33 states have (on average 2.0606060606060606) internal successors, (68), 33 states have internal predecessors, (68), 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) [2021-07-14 21:54:25,483 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-14 21:54:25,483 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-14 21:54:25,483 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-14 21:54:25,483 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-07-14 21:54:25,483 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-07-14 21:54:25,484 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-07-14 21:54:25,484 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-07-14 21:54:25,484 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-07-14 21:54:25,484 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-07-14 21:54:25,484 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-07-14 21:54:25,484 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 21:54:26,365 WARN L205 SmtUtils]: Spent 232.00 ms on a formula simplification. DAG size of input: 23 DAG size of output: 20 [2021-07-14 21:54:27,329 WARN L205 SmtUtils]: Spent 556.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 39 [2021-07-14 21:54:28,323 WARN L205 SmtUtils]: Spent 228.00 ms on a formula simplification. DAG size of input: 38 DAG size of output: 27 [2021-07-14 21:54:35,908 WARN L205 SmtUtils]: Spent 254.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 28 [2021-07-14 21:54:45,782 WARN L205 SmtUtils]: Spent 567.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 45 [2021-07-14 21:55:04,827 WARN L205 SmtUtils]: Spent 625.00 ms on a formula simplification. DAG size of input: 72 DAG size of output: 46 [2021-07-14 21:55:23,963 WARN L205 SmtUtils]: Spent 260.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 34 [2021-07-14 21:55:33,935 WARN L205 SmtUtils]: Spent 581.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 51 [2021-07-14 21:55:56,194 WARN L205 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 37 [2021-07-14 21:56:14,691 WARN L205 SmtUtils]: Spent 458.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 54 [2021-07-14 21:56:41,054 WARN L205 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 40 [2021-07-14 21:57:02,572 WARN L205 SmtUtils]: Spent 334.00 ms on a formula simplification. DAG size of input: 72 DAG size of output: 51 [2021-07-14 21:57:21,178 WARN L205 SmtUtils]: Spent 502.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 57 [2021-07-14 21:57:43,846 WARN L205 SmtUtils]: Spent 175.00 ms on a formula simplification. DAG size of input: 62 DAG size of output: 42 [2021-07-14 21:57:58,454 WARN L205 SmtUtils]: Spent 187.00 ms on a formula simplification. DAG size of input: 62 DAG size of output: 43 [2021-07-14 21:58:11,413 WARN L205 SmtUtils]: Spent 388.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 58 [2021-07-14 21:58:22,927 WARN L205 SmtUtils]: Spent 498.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 59 [2021-07-14 21:58:45,682 WARN L205 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 48 [2021-07-14 21:59:00,279 WARN L205 SmtUtils]: Spent 482.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 57 [2021-07-14 21:59:26,945 WARN L205 SmtUtils]: Spent 2.55 s on a formula simplification. DAG size of input: 73 DAG size of output: 51 [2021-07-14 21:59:43,059 WARN L205 SmtUtils]: Spent 452.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 61 [2021-07-14 22:00:01,380 WARN L205 SmtUtils]: Spent 193.00 ms on a formula simplification that was a NOOP. DAG size: 29 [2021-07-14 22:00:01,774 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-14 22:00:01,774 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-14 22:00:01,775 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-14 22:00:01,775 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-07-14 22:00:01,775 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-07-14 22:00:01,775 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-07-14 22:00:01,775 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-07-14 22:00:01,775 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-07-14 22:00:01,775 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-07-14 22:00:01,775 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-07-14 22:00:01,775 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-07-14 22:00:01,976 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable13 [2021-07-14 22:00:01,976 INFO L430 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-14 22:00:01,976 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 22:00:01,976 INFO L82 PathProgramCache]: Analyzing trace with hash -331166506, now seen corresponding path program 8 times [2021-07-14 22:00:01,976 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 22:00:01,976 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [520300886] [2021-07-14 22:00:01,976 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 22:00:01,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 22:00:03,168 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 16 proven. 37 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 22:00:03,169 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 22:00:03,169 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [520300886] [2021-07-14 22:00:03,169 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [520300886] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 22:00:03,169 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1541351634] [2021-07-14 22:00:03,169 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 13 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 13 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-14 22:00:03,197 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-07-14 22:00:03,197 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-14 22:00:03,198 INFO L263 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 15 conjunts are in the unsatisfiable core [2021-07-14 22:00:03,199 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-14 22:00:05,061 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 25 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 22:00:05,061 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1541351634] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 22:00:05,061 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-14 22:00:05,061 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [16, 16] total 25 [2021-07-14 22:00:05,061 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [99381460] [2021-07-14 22:00:05,062 INFO L462 AbstractCegarLoop]: Interpolant automaton has 25 states [2021-07-14 22:00:05,062 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 22:00:05,062 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2021-07-14 22:00:05,062 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=118, Invalid=482, Unknown=0, NotChecked=0, Total=600 [2021-07-14 22:00:05,062 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 22:00:05,062 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 22:00:05,063 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 25 states, 25 states have (on average 2.4) internal successors, (60), 25 states have internal predecessors, (60), 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) [2021-07-14 22:00:05,063 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-14 22:00:05,063 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-14 22:00:05,063 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-14 22:00:05,063 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-07-14 22:00:05,063 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-07-14 22:00:05,063 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-07-14 22:00:05,063 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-07-14 22:00:05,063 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-07-14 22:00:05,063 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-07-14 22:00:05,063 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-07-14 22:00:05,063 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-07-14 22:00:05,063 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 22:00:05,732 WARN L205 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 14 DAG size of output: 11 [2021-07-14 22:00:06,741 WARN L205 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 13 DAG size of output: 12 [2021-07-14 22:00:07,061 WARN L205 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 14 DAG size of output: 13 [2021-07-14 22:00:07,593 WARN L205 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 16 DAG size of output: 15 [2021-07-14 22:00:07,967 WARN L205 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 15 DAG size of output: 14 [2021-07-14 22:00:08,412 WARN L205 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 17 DAG size of output: 16 [2021-07-14 22:00:08,750 WARN L205 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 15 DAG size of output: 14 [2021-07-14 22:00:09,122 WARN L205 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 17 DAG size of output: 16 [2021-07-14 22:00:09,438 WARN L205 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 15 DAG size of output: 14 [2021-07-14 22:00:09,810 WARN L205 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 17 DAG size of output: 16 [2021-07-14 22:00:10,094 WARN L205 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 15 DAG size of output: 14 [2021-07-14 22:00:10,791 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-14 22:00:10,791 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-14 22:00:10,791 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-14 22:00:10,791 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-07-14 22:00:10,791 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-07-14 22:00:10,791 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-07-14 22:00:10,791 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-07-14 22:00:10,791 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-07-14 22:00:10,791 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-07-14 22:00:10,791 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-07-14 22:00:10,791 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-07-14 22:00:10,791 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-07-14 22:00:11,004 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable15 [2021-07-14 22:00:11,005 INFO L430 AbstractCegarLoop]: === Iteration 13 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-14 22:00:11,005 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 22:00:11,005 INFO L82 PathProgramCache]: Analyzing trace with hash 829116344, now seen corresponding path program 9 times [2021-07-14 22:00:11,005 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 22:00:11,005 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [892955303] [2021-07-14 22:00:11,005 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 22:00:11,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 22:00:11,336 WARN L205 SmtUtils]: Spent 177.00 ms on a formula simplification. DAG size of input: 18 DAG size of output: 17 [2021-07-14 22:00:11,576 WARN L205 SmtUtils]: Spent 205.00 ms on a formula simplification. DAG size of input: 20 DAG size of output: 19 [2021-07-14 22:00:12,057 WARN L205 SmtUtils]: Spent 435.00 ms on a formula simplification. DAG size of input: 35 DAG size of output: 31 [2021-07-14 22:00:12,443 WARN L205 SmtUtils]: Spent 324.00 ms on a formula simplification. DAG size of input: 30 DAG size of output: 26 [2021-07-14 22:00:12,620 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 24 [2021-07-14 22:00:13,002 WARN L205 SmtUtils]: Spent 284.00 ms on a formula simplification. DAG size of input: 34 DAG size of output: 33 [2021-07-14 22:00:13,459 WARN L205 SmtUtils]: Spent 326.00 ms on a formula simplification. DAG size of input: 37 DAG size of output: 36 [2021-07-14 22:00:13,913 WARN L205 SmtUtils]: Spent 313.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 39 [2021-07-14 22:00:14,259 WARN L205 SmtUtils]: Spent 196.00 ms on a formula simplification that was a NOOP. DAG size: 42 [2021-07-14 22:00:14,602 WARN L205 SmtUtils]: Spent 181.00 ms on a formula simplification that was a NOOP. DAG size: 39 [2021-07-14 22:00:14,930 WARN L205 SmtUtils]: Spent 167.00 ms on a formula simplification that was a NOOP. DAG size: 37 [2021-07-14 22:00:15,264 WARN L205 SmtUtils]: Spent 150.00 ms on a formula simplification that was a NOOP. DAG size: 31 [2021-07-14 22:00:15,721 WARN L205 SmtUtils]: Spent 263.00 ms on a formula simplification. DAG size of input: 30 DAG size of output: 26 [2021-07-14 22:00:16,163 WARN L205 SmtUtils]: Spent 220.00 ms on a formula simplification. DAG size of input: 27 DAG size of output: 23 [2021-07-14 22:00:16,585 WARN L205 SmtUtils]: Spent 217.00 ms on a formula simplification. DAG size of input: 24 DAG size of output: 20 [2021-07-14 22:00:17,403 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 2 proven. 60 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 22:00:17,404 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 22:00:17,404 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [892955303] [2021-07-14 22:00:17,404 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [892955303] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 22:00:17,404 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1134908582] [2021-07-14 22:00:17,404 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 14 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 14 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-14 22:00:17,438 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 7 check-sat command(s) [2021-07-14 22:00:17,439 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-14 22:00:17,440 WARN L261 TraceCheckSpWp]: Trace formula consists of 108 conjuncts, 60 conjunts are in the unsatisfiable core [2021-07-14 22:00:17,442 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-14 22:00:17,850 WARN L205 SmtUtils]: Spent 134.00 ms on a formula simplification that was a NOOP. DAG size: 19 [2021-07-14 22:00:18,217 WARN L205 SmtUtils]: Spent 122.00 ms on a formula simplification that was a NOOP. DAG size: 21 [2021-07-14 22:00:18,608 WARN L205 SmtUtils]: Spent 121.00 ms on a formula simplification that was a NOOP. DAG size: 20 [2021-07-14 22:00:18,940 WARN L205 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 21 [2021-07-14 22:00:19,325 WARN L205 SmtUtils]: Spent 121.00 ms on a formula simplification that was a NOOP. DAG size: 26 [2021-07-14 22:00:20,108 WARN L205 SmtUtils]: Spent 129.00 ms on a formula simplification that was a NOOP. DAG size: 27 [2021-07-14 22:00:20,555 WARN L205 SmtUtils]: Spent 115.00 ms on a formula simplification that was a NOOP. DAG size: 30 [2021-07-14 22:00:21,021 WARN L205 SmtUtils]: Spent 137.00 ms on a formula simplification that was a NOOP. DAG size: 31 [2021-07-14 22:00:21,519 WARN L205 SmtUtils]: Spent 120.00 ms on a formula simplification that was a NOOP. DAG size: 37 [2021-07-14 22:00:24,346 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:00:24,353 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:00:24,360 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:00:24,361 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:00:24,379 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:00:24,411 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:00:24,443 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:00:24,548 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:00:24,611 INFO L244 Elim1Store]: Index analysis took 271 ms [2021-07-14 22:00:25,407 WARN L205 SmtUtils]: Spent 794.00 ms on a formula simplification that was a NOOP. DAG size: 92 [2021-07-14 22:00:25,407 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 22:00:25,408 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 9 select indices, 9 select index equivalence classes, 10 disjoint index pairs (out of 36 index pairs), introduced 8 new quantified variables, introduced 21 case distinctions, treesize of input 51 treesize of output 191 [2021-07-14 22:00:25,663 WARN L205 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 549 DAG size of output: 432 [2021-07-14 22:00:25,791 WARN L205 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 556 DAG size of output: 439 [2021-07-14 22:00:26,072 WARN L205 SmtUtils]: Spent 276.00 ms on a formula simplification. DAG size of input: 407 DAG size of output: 486 [2021-07-14 22:00:27,625 WARN L205 SmtUtils]: Spent 500.00 ms on a formula simplification. DAG size of input: 1748 DAG size of output: 1496 [2021-07-14 22:00:28,146 WARN L205 SmtUtils]: Spent 513.00 ms on a formula simplification. DAG size of input: 1748 DAG size of output: 1496 [2021-07-14 22:00:29,403 WARN L205 SmtUtils]: Spent 1.24 s on a formula simplification. DAG size of input: 1756 DAG size of output: 1685 Received shutdown request... [2021-07-14 22:07:35,127 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable16 [2021-07-14 22:07:35,127 WARN L547 AbstractCegarLoop]: Verification canceled [2021-07-14 22:07:35,133 INFO L247 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-07-14 22:07:35,134 WARN L196 ceAbstractionStarter]: Timeout [2021-07-14 22:07:35,134 INFO L202 PluginConnector]: Adding new model sum-fun.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 14.07 10:07:35 BasicIcfg [2021-07-14 22:07:35,134 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-07-14 22:07:35,134 INFO L168 Benchmark]: Toolchain (without parser) took 884339.39 ms. Allocated memory was 216.0 MB in the beginning and 688.9 MB in the end (delta: 472.9 MB). Free memory was 194.4 MB in the beginning and 646.3 MB in the end (delta: -451.9 MB). Peak memory consumption was 426.5 MB. Max. memory is 8.0 GB. [2021-07-14 22:07:35,134 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.55 ms. Allocated memory is still 216.0 MB. Free memory is still 195.5 MB. There was no memory consumed. Max. memory is 8.0 GB. [2021-07-14 22:07:35,134 INFO L168 Benchmark]: Boogie Procedure Inliner took 16.93 ms. Allocated memory is still 216.0 MB. Free memory was 194.4 MB in the beginning and 192.9 MB in the end (delta: 1.5 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. [2021-07-14 22:07:35,134 INFO L168 Benchmark]: Boogie Preprocessor took 11.50 ms. Allocated memory is still 216.0 MB. Free memory was 192.9 MB in the beginning and 191.9 MB in the end (delta: 977.4 kB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. [2021-07-14 22:07:35,134 INFO L168 Benchmark]: RCFGBuilder took 240.32 ms. Allocated memory is still 216.0 MB. Free memory was 191.8 MB in the beginning and 178.9 MB in the end (delta: 12.9 MB). Peak memory consumption was 13.6 MB. Max. memory is 8.0 GB. [2021-07-14 22:07:35,135 INFO L168 Benchmark]: TraceAbstraction took 884066.96 ms. Allocated memory was 216.0 MB in the beginning and 688.9 MB in the end (delta: 472.9 MB). Free memory was 178.4 MB in the beginning and 646.3 MB in the end (delta: -467.9 MB). Peak memory consumption was 410.7 MB. Max. memory is 8.0 GB. [2021-07-14 22:07:35,135 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 0.55 ms. Allocated memory is still 216.0 MB. Free memory is still 195.5 MB. There was no memory consumed. Max. memory is 8.0 GB. * Boogie Procedure Inliner took 16.93 ms. Allocated memory is still 216.0 MB. Free memory was 194.4 MB in the beginning and 192.9 MB in the end (delta: 1.5 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 11.50 ms. Allocated memory is still 216.0 MB. Free memory was 192.9 MB in the beginning and 191.9 MB in the end (delta: 977.4 kB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. * RCFGBuilder took 240.32 ms. Allocated memory is still 216.0 MB. Free memory was 191.8 MB in the beginning and 178.9 MB in the end (delta: 12.9 MB). Peak memory consumption was 13.6 MB. Max. memory is 8.0 GB. * TraceAbstraction took 884066.96 ms. Allocated memory was 216.0 MB in the beginning and 688.9 MB in the end (delta: 472.9 MB). Free memory was 178.4 MB in the beginning and 646.3 MB in the end (delta: -467.9 MB). Peak memory consumption was 410.7 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: 1642, positive: 1252, positive conditional: 1006, positive unconditional: 246, negative: 390, negative conditional: 390, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 1252, positive: 1252, positive conditional: 1006, positive unconditional: 246, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 1252, positive: 1252, positive conditional: 0, positive unconditional: 1252, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 204, positive: 204, positive conditional: 0, positive unconditional: 204, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 204, positive: 204, positive conditional: 0, positive unconditional: 204, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 1252, positive: 1048, positive conditional: 0, positive unconditional: 1048, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 204, unknown conditional: 0, unknown unconditional: 204] , Statistics on independence cache: Total cache size (in pairs): 204, Positive cache size: 204, Positive conditional cache size: 0, Positive unconditional cache size: 204, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 204, Positive cache size: 204, Positive conditional cache size: 0, Positive unconditional cache size: 204, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 204, Positive cache size: 204, Positive conditional cache size: 0, Positive unconditional cache size: 204, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 204, Positive cache size: 204, Positive conditional cache size: 0, Positive unconditional cache size: 204, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 204, Positive cache size: 204, Positive conditional cache size: 0, Positive unconditional cache size: 204, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 204, Positive cache size: 204, Positive conditional cache size: 0, Positive unconditional cache size: 204, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 204, Positive cache size: 204, Positive conditional cache size: 0, Positive unconditional cache size: 204, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 204, Positive cache size: 204, Positive conditional cache size: 0, Positive unconditional cache size: 204, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 204, Positive cache size: 204, Positive conditional cache size: 0, Positive unconditional cache size: 204, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 204, Positive cache size: 204, Positive conditional cache size: 0, Positive unconditional cache size: 204, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 204, Positive cache size: 204, Positive conditional cache size: 0, Positive unconditional cache size: 204, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 204, Positive cache size: 204, Positive conditional cache size: 0, Positive unconditional cache size: 204, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 204, Positive cache size: 204, Positive conditional cache size: 0, Positive unconditional cache size: 204, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0 ], Maximal queried relation: 0, Independence queries for same thread: 390 - StatisticsResult: Persistent set benchmarks Persistent set computation time[ms]: 39, Number of persistent set computation: 21, Number of trivial persistent sets: 12, Underlying independence relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 1642, positive: 1252, positive conditional: 1006, positive unconditional: 246, negative: 390, negative conditional: 390, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 1252, positive: 1252, positive conditional: 1006, positive unconditional: 246, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 1252, positive: 1252, positive conditional: 0, positive unconditional: 1252, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 204, positive: 204, positive conditional: 0, positive unconditional: 204, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 204, positive: 204, positive conditional: 0, positive unconditional: 204, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 1252, positive: 1048, positive conditional: 0, positive unconditional: 1048, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 204, unknown conditional: 0, unknown unconditional: 204] , Statistics on independence cache: Total cache size (in pairs): 204, Positive cache size: 204, Positive conditional cache size: 0, Positive unconditional cache size: 204, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 204, Positive cache size: 204, Positive conditional cache size: 0, Positive unconditional cache size: 204, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 204, Positive cache size: 204, Positive conditional cache size: 0, Positive unconditional cache size: 204, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 204, Positive cache size: 204, Positive conditional cache size: 0, Positive unconditional cache size: 204, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 204, Positive cache size: 204, Positive conditional cache size: 0, Positive unconditional cache size: 204, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 204, Positive cache size: 204, Positive conditional cache size: 0, Positive unconditional cache size: 204, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 204, Positive cache size: 204, Positive conditional cache size: 0, Positive unconditional cache size: 204, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 204, Positive cache size: 204, Positive conditional cache size: 0, Positive unconditional cache size: 204, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 204, Positive cache size: 204, Positive conditional cache size: 0, Positive unconditional cache size: 204, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 204, Positive cache size: 204, Positive conditional cache size: 0, Positive unconditional cache size: 204, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 204, Positive cache size: 204, Positive conditional cache size: 0, Positive unconditional cache size: 204, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 204, Positive cache size: 204, Positive conditional cache size: 0, Positive unconditional cache size: 204, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 204, Positive cache size: 204, Positive conditional cache size: 0, Positive unconditional cache size: 204, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0 ], Maximal queried relation: 0, Independence queries for same thread: 390 - TimeoutResultAtElement [Line: 66]: Timeout (TraceAbstraction) Unable to prove that assertion always holds Cancelled while PartialOrderCegarLoop was analyzing trace of length 43 with TraceHistMax 6,while TraceCheckSpWp was constructing forward predicates,while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations,while ExplicitLhsPolynomialRelations was build 0 of 1 xjuncts. - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: ULTIMATE.start with 1 thread instances CFG has 7 procedures, 42 locations, 4 error locations. Started 1 CEGAR loops. VerificationResult: TIMEOUT, OverallTime: 883992.4ms, OverallIterations: 13, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 13.8ms, PartialOrderReductionTime: 347022.7ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 206, 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: 54.1ms SsaConstructionTime, 222.4ms SatisfiabilityAnalysisTime, 89800.5ms InterpolantComputationTime, 678 NumberOfCodeBlocks, 678 NumberOfCodeBlocksAsserted, 38 NumberOfCheckSat, 655 ConstructedInterpolants, 62 QuantifiedInterpolants, 10415 SizeOfPredicates, 56 NumberOfNonLiveVariables, 858 ConjunctsInSsa, 231 ConjunctsInUnsatCore, 23 InterpolantComputations, 2 PerfectInterpolantSequences, 90/432 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: Timeout Completed graceful shutdown