/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-NewStatesSleepPersistent-NoLbe.epf -tc ../../../trunk/examples/toolchains/AutomizerBplInline.xml -i ../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/unroll-2.wvr.bpl -------------------------------------------------------------------------------- This is Ultimate 0.2.1-a47a088281b0b97d17910950432b7c5b5bc3adeb-a47a088 [2021-07-14 10:16:46,353 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-07-14 10:16:46,356 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-07-14 10:16:46,389 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2021-07-14 10:16:46,456 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-NewStatesSleepPersistent-NoLbe.epf [2021-07-14 10:16:46,494 INFO L113 SettingsManager]: Loading preferences was successful [2021-07-14 10:16:46,494 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-07-14 10:16:46,495 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-07-14 10:16:46,495 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-07-14 10:16:46,498 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-07-14 10:16:46,498 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-07-14 10:16:46,498 INFO L138 SettingsManager]: * Use SBE=true [2021-07-14 10:16:46,498 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-07-14 10:16:46,499 INFO L138 SettingsManager]: * sizeof long=4 [2021-07-14 10:16:46,499 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-07-14 10:16:46,500 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-07-14 10:16:46,500 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-07-14 10:16:46,500 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-07-14 10:16:46,500 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-07-14 10:16:46,500 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-07-14 10:16:46,500 INFO L138 SettingsManager]: * sizeof long double=12 [2021-07-14 10:16:46,501 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-07-14 10:16:46,501 INFO L138 SettingsManager]: * Use constant arrays=true [2021-07-14 10:16:46,501 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-07-14 10:16:46,501 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-07-14 10:16:46,501 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-07-14 10:16:46,501 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-07-14 10:16:46,502 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-07-14 10:16:46,502 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-07-14 10:16:46,502 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-07-14 10:16:46,502 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-07-14 10:16:46,502 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-07-14 10:16:46,502 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-07-14 10:16:46,502 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-07-14 10:16:46,503 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-07-14 10:16:46,503 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-07-14 10:16:46,503 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-07-14 10:16:46,503 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES [2021-07-14 10:16:46,503 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-07-14 10:16:46,806 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-07-14 10:16:46,836 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-07-14 10:16:46,838 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-07-14 10:16:46,839 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2021-07-14 10:16:46,841 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2021-07-14 10:16:46,842 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/unroll-2.wvr.bpl [2021-07-14 10:16:46,842 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/unroll-2.wvr.bpl' [2021-07-14 10:16:46,868 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-07-14 10:16:46,870 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2021-07-14 10:16:46,871 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-07-14 10:16:46,871 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-07-14 10:16:46,872 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-07-14 10:16:46,884 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "unroll-2.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.07 10:16:46" (1/1) ... [2021-07-14 10:16:46,891 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "unroll-2.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.07 10:16:46" (1/1) ... [2021-07-14 10:16:46,898 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-07-14 10:16:46,899 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-07-14 10:16:46,899 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-07-14 10:16:46,900 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-07-14 10:16:46,906 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "unroll-2.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.07 10:16:46" (1/1) ... [2021-07-14 10:16:46,906 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "unroll-2.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.07 10:16:46" (1/1) ... [2021-07-14 10:16:46,907 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "unroll-2.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.07 10:16:46" (1/1) ... [2021-07-14 10:16:46,907 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "unroll-2.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.07 10:16:46" (1/1) ... [2021-07-14 10:16:46,909 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "unroll-2.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.07 10:16:46" (1/1) ... [2021-07-14 10:16:46,911 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "unroll-2.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.07 10:16:46" (1/1) ... [2021-07-14 10:16:46,912 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "unroll-2.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.07 10:16:46" (1/1) ... [2021-07-14 10:16:46,913 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-07-14 10:16:46,914 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-07-14 10:16:46,914 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-07-14 10:16:46,914 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-07-14 10:16:46,915 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "unroll-2.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.07 10:16:46" (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 10:16:46,986 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread1 given in one single declaration [2021-07-14 10:16:46,986 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2021-07-14 10:16:46,986 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2021-07-14 10:16:46,986 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread2 given in one single declaration [2021-07-14 10:16:46,986 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2021-07-14 10:16:46,986 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2021-07-14 10:16:46,987 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2021-07-14 10:16:46,987 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-07-14 10:16:46,987 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-07-14 10:16:46,988 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 10:16:47,170 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-07-14 10:16:47,170 INFO L299 CfgBuilder]: Removed 2 assume(true) statements. [2021-07-14 10:16:47,171 WARN L327 CfgBuilder]: Unexpected successor node of atomic block begin: thread1EXIT is neither atomic block end nor error location. [2021-07-14 10:16:47,171 WARN L327 CfgBuilder]: Unexpected successor node of atomic block begin: thread2EXIT is neither atomic block end nor error location. [2021-07-14 10:16:47,172 INFO L202 PluginConnector]: Adding new model unroll-2.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.07 10:16:47 BoogieIcfgContainer [2021-07-14 10:16:47,172 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-07-14 10:16:47,174 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-07-14 10:16:47,174 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-07-14 10:16:47,177 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-07-14 10:16:47,177 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "unroll-2.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.07 10:16:46" (1/2) ... [2021-07-14 10:16:47,178 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@602bd70c and model type unroll-2.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.07 10:16:47, skipping insertion in model container [2021-07-14 10:16:47,178 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "unroll-2.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.07 10:16:47" (2/2) ... [2021-07-14 10:16:47,179 INFO L111 eAbstractionObserver]: Analyzing ICFG unroll-2.wvr.bpl [2021-07-14 10:16:47,184 WARN L148 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-07-14 10:16:47,184 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-07-14 10:16:47,185 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-07-14 10:16:47,185 INFO L474 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-07-14 10:16:47,211 INFO L149 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2021-07-14 10:16:47,239 INFO L255 AbstractCegarLoop]: Starting to check reachability of 3 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 10:16:47,293 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-07-14 10:16:47,293 INFO L379 AbstractCegarLoop]: Hoare is false [2021-07-14 10:16:47,294 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-07-14 10:16:47,294 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-07-14 10:16:47,294 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-07-14 10:16:47,294 INFO L383 AbstractCegarLoop]: Difference is false [2021-07-14 10:16:47,302 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-07-14 10:16:47,303 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == ULTIMATE.start======== [2021-07-14 10:16:47,347 INFO L430 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-14 10:16:47,352 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 10:16:47,352 INFO L82 PathProgramCache]: Analyzing trace with hash -836581838, now seen corresponding path program 1 times [2021-07-14 10:16:47,360 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 10:16:47,360 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [563503941] [2021-07-14 10:16:47,360 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 10:16:47,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 10:16:47,510 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 10:16:47,511 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 10:16:47,512 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [563503941] [2021-07-14 10:16:47,513 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [563503941] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-14 10:16:47,513 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-14 10:16:47,513 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-07-14 10:16:47,514 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1861959816] [2021-07-14 10:16:47,518 INFO L462 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-07-14 10:16:47,518 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 10:16:47,533 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-07-14 10:16:47,537 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-07-14 10:16:47,537 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 10:16:47,539 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 10:16:47,542 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 3.0) internal successors, (9), 2 states have internal predecessors, (9), 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 10:16:47,542 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 10:16:47,581 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-14 10:16:47,582 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-07-14 10:16:47,582 INFO L430 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-14 10:16:47,582 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 10:16:47,583 INFO L82 PathProgramCache]: Analyzing trace with hash -1085923484, now seen corresponding path program 1 times [2021-07-14 10:16:47,583 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 10:16:47,583 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [503948501] [2021-07-14 10:16:47,583 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 10:16:47,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 10:16:47,692 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 10:16:47,693 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 10:16:47,693 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [503948501] [2021-07-14 10:16:47,693 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [503948501] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 10:16:47,693 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [159395601] [2021-07-14 10:16:47,693 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 10:16:47,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 10:16:47,744 INFO L263 TraceCheckSpWp]: Trace formula consists of 31 conjuncts, 3 conjunts are in the unsatisfiable core [2021-07-14 10:16:47,747 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-14 10:16:47,837 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 10:16:47,837 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [159395601] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 10:16:47,838 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-14 10:16:47,838 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [3, 3] total 4 [2021-07-14 10:16:47,839 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [481400509] [2021-07-14 10:16:47,840 INFO L462 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-07-14 10:16:47,841 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 10:16:47,842 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-07-14 10:16:47,842 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-07-14 10:16:47,842 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 10:16:47,843 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 10:16:47,843 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 5 states, 5 states have (on average 2.8) internal successors, (14), 4 states have internal predecessors, (14), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-14 10:16:47,843 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-14 10:16:47,843 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 10:16:47,885 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-14 10:16:47,885 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-14 10:16:48,098 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,3 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-14 10:16:48,099 INFO L430 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-14 10:16:48,099 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 10:16:48,099 INFO L82 PathProgramCache]: Analyzing trace with hash 719182065, now seen corresponding path program 1 times [2021-07-14 10:16:48,100 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 10:16:48,100 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1704229203] [2021-07-14 10:16:48,100 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 10:16:48,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 10:16:48,161 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-07-14 10:16:48,161 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 10:16:48,161 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1704229203] [2021-07-14 10:16:48,162 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1704229203] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 10:16:48,162 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [965919465] [2021-07-14 10:16:48,162 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 10:16:48,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 10:16:48,198 INFO L263 TraceCheckSpWp]: Trace formula consists of 36 conjuncts, 5 conjunts are in the unsatisfiable core [2021-07-14 10:16:48,200 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-14 10:16:48,261 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-07-14 10:16:48,261 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [965919465] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 10:16:48,261 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-14 10:16:48,261 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [3, 3] total 3 [2021-07-14 10:16:48,261 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [190267219] [2021-07-14 10:16:48,262 INFO L462 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-07-14 10:16:48,262 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 10:16:48,264 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-07-14 10:16:48,264 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-07-14 10:16:48,265 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 10:16:48,265 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 10:16:48,265 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 2.75) internal successors, (11), 3 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-14 10:16:48,265 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-14 10:16:48,266 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-14 10:16:48,267 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 10:16:48,296 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-14 10:16:48,296 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-14 10:16:48,297 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-14 10:16:48,516 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,4 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-14 10:16:48,517 INFO L430 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-14 10:16:48,517 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 10:16:48,518 INFO L82 PathProgramCache]: Analyzing trace with hash 1620028835, now seen corresponding path program 2 times [2021-07-14 10:16:48,518 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 10:16:48,518 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1230163402] [2021-07-14 10:16:48,518 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 10:16:48,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 10:16:48,569 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 10:16:48,570 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 10:16:48,570 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1230163402] [2021-07-14 10:16:48,570 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1230163402] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 10:16:48,570 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1872476869] [2021-07-14 10:16:48,570 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 10:16:48,628 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-07-14 10:16:48,628 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-14 10:16:48,629 INFO L263 TraceCheckSpWp]: Trace formula consists of 41 conjuncts, 13 conjunts are in the unsatisfiable core [2021-07-14 10:16:48,630 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-14 10:16:48,720 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 10:16:48,722 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 3 new quantified variables, introduced 1 case distinctions, treesize of input 15 treesize of output 18 [2021-07-14 10:16:48,728 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-14 10:16:48,732 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 10:16:48,733 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-07-14 10:16:48,737 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:15, output treesize:3 [2021-07-14 10:16:48,762 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 10:16:48,762 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1872476869] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 10:16:48,762 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-14 10:16:48,762 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 5] total 7 [2021-07-14 10:16:48,762 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1781260672] [2021-07-14 10:16:48,763 INFO L462 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-07-14 10:16:48,763 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 10:16:48,763 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-07-14 10:16:48,764 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2021-07-14 10:16:48,764 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 10:16:48,764 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 10:16:48,764 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 2.375) internal successors, (19), 7 states have internal predecessors, (19), 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 10:16:48,764 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-14 10:16:48,764 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-14 10:16:48,764 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-14 10:16:48,764 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 10:16:48,811 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-14 10:16:48,811 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-14 10:16:48,811 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-14 10:16:48,812 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-14 10:16:49,024 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,5 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-14 10:16:49,025 INFO L430 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-14 10:16:49,025 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 10:16:49,026 INFO L82 PathProgramCache]: Analyzing trace with hash -518492367, now seen corresponding path program 3 times [2021-07-14 10:16:49,026 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 10:16:49,026 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [331487578] [2021-07-14 10:16:49,026 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 10:16:49,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 10:16:49,082 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 1 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 10:16:49,083 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 10:16:49,083 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [331487578] [2021-07-14 10:16:49,083 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [331487578] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 10:16:49,083 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [355465682] [2021-07-14 10:16:49,083 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 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 10:16:49,124 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2021-07-14 10:16:49,124 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-14 10:16:49,125 INFO L263 TraceCheckSpWp]: Trace formula consists of 46 conjuncts, 6 conjunts are in the unsatisfiable core [2021-07-14 10:16:49,126 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-14 10:16:49,199 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 3 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 10:16:49,199 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [355465682] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 10:16:49,199 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-14 10:16:49,199 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 7 [2021-07-14 10:16:49,200 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1170657483] [2021-07-14 10:16:49,200 INFO L462 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-07-14 10:16:49,200 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 10:16:49,200 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-07-14 10:16:49,201 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=38, Unknown=0, NotChecked=0, Total=56 [2021-07-14 10:16:49,201 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 10:16:49,201 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 10:16:49,201 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 2.125) internal successors, (17), 7 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-14 10:16:49,201 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-14 10:16:49,201 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-14 10:16:49,201 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-14 10:16:49,201 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-14 10:16:49,201 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 10:16:49,289 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-14 10:16:49,289 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-14 10:16:49,289 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-14 10:16:49,289 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-14 10:16:49,290 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-14 10:16:49,504 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,6 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-14 10:16:49,505 INFO L430 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-14 10:16:49,505 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 10:16:49,506 INFO L82 PathProgramCache]: Analyzing trace with hash 1129677508, now seen corresponding path program 4 times [2021-07-14 10:16:49,506 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 10:16:49,506 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [729688112] [2021-07-14 10:16:49,506 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 10:16:49,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 10:16:49,570 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-07-14 10:16:49,571 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 10:16:49,571 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [729688112] [2021-07-14 10:16:49,571 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [729688112] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 10:16:49,572 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1645318522] [2021-07-14 10:16:49,572 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 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 10:16:49,615 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-07-14 10:16:49,615 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-14 10:16:49,616 INFO L263 TraceCheckSpWp]: Trace formula consists of 51 conjuncts, 9 conjunts are in the unsatisfiable core [2021-07-14 10:16:49,617 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-14 10:16:49,670 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-07-14 10:16:49,670 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1645318522] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 10:16:49,670 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-14 10:16:49,670 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 8 [2021-07-14 10:16:49,671 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [49072739] [2021-07-14 10:16:49,671 INFO L462 AbstractCegarLoop]: Interpolant automaton has 9 states [2021-07-14 10:16:49,671 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 10:16:49,672 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-07-14 10:16:49,673 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2021-07-14 10:16:49,673 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 10:16:49,673 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 10:16:49,673 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 9 states, 9 states have (on average 1.8888888888888888) internal successors, (17), 8 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-14 10:16:49,673 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-14 10:16:49,673 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-14 10:16:49,673 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-14 10:16:49,673 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-14 10:16:49,673 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-07-14 10:16:49,673 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 10:16:49,754 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-14 10:16:49,754 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-14 10:16:49,754 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-14 10:16:49,754 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-14 10:16:49,754 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-14 10:16:49,755 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-14 10:16:49,968 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,7 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-14 10:16:49,968 INFO L430 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-14 10:16:49,968 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 10:16:49,969 INFO L82 PathProgramCache]: Analyzing trace with hash 322539282, now seen corresponding path program 5 times [2021-07-14 10:16:49,969 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 10:16:49,969 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1193181342] [2021-07-14 10:16:49,969 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 10:16:49,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 10:16:50,070 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 10 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 10:16:50,070 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 10:16:50,070 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1193181342] [2021-07-14 10:16:50,071 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1193181342] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 10:16:50,071 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1471391363] [2021-07-14 10:16:50,071 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 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 10:16:50,109 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 4 check-sat command(s) [2021-07-14 10:16:50,110 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-14 10:16:50,111 INFO L263 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 9 conjunts are in the unsatisfiable core [2021-07-14 10:16:50,112 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-14 10:16:50,210 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 10 proven. 13 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-07-14 10:16:50,211 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1471391363] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 10:16:50,211 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-14 10:16:50,211 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 9] total 14 [2021-07-14 10:16:50,211 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [5381009] [2021-07-14 10:16:50,212 INFO L462 AbstractCegarLoop]: Interpolant automaton has 15 states [2021-07-14 10:16:50,214 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 10:16:50,214 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2021-07-14 10:16:50,216 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=152, Unknown=0, NotChecked=0, Total=210 [2021-07-14 10:16:50,216 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 10:16:50,216 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 10:16:50,217 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 15 states, 15 states have (on average 1.8) internal successors, (27), 14 states have internal predecessors, (27), 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 10:16:50,217 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-14 10:16:50,217 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-14 10:16:50,217 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-14 10:16:50,217 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-14 10:16:50,217 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-07-14 10:16:50,217 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-07-14 10:16:50,217 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 10:16:50,360 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-14 10:16:50,361 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-14 10:16:50,361 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-14 10:16:50,361 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-14 10:16:50,361 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-14 10:16:50,361 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-14 10:16:50,361 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-07-14 10:16:50,590 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,8 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-14 10:16:50,591 INFO L430 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-14 10:16:50,591 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 10:16:50,591 INFO L82 PathProgramCache]: Analyzing trace with hash 1431854851, now seen corresponding path program 6 times [2021-07-14 10:16:50,591 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 10:16:50,591 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [718900385] [2021-07-14 10:16:50,592 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 10:16:50,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 10:16:50,693 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 27 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 10:16:50,694 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 10:16:50,694 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [718900385] [2021-07-14 10:16:50,694 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [718900385] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 10:16:50,694 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [410644894] [2021-07-14 10:16:50,694 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 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 10:16:50,753 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 4 check-sat command(s) [2021-07-14 10:16:50,754 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-14 10:16:50,754 INFO L263 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 25 conjunts are in the unsatisfiable core [2021-07-14 10:16:50,755 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-14 10:16:51,016 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 10:16:51,017 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 11 new quantified variables, introduced 15 case distinctions, treesize of input 31 treesize of output 142 [2021-07-14 10:16:51,377 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-14 10:16:51,379 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 10:16:51,379 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-07-14 10:16:51,379 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:31, output treesize:3 [2021-07-14 10:16:51,386 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 27 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 10:16:51,386 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [410644894] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 10:16:51,386 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-14 10:16:51,386 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 11] total 17 [2021-07-14 10:16:51,386 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [779481658] [2021-07-14 10:16:51,387 INFO L462 AbstractCegarLoop]: Interpolant automaton has 18 states [2021-07-14 10:16:51,387 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 10:16:51,387 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2021-07-14 10:16:51,387 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=42, Invalid=264, Unknown=0, NotChecked=0, Total=306 [2021-07-14 10:16:51,387 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 10:16:51,388 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 10:16:51,388 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 18 states, 18 states have (on average 1.7222222222222223) internal successors, (31), 17 states have internal predecessors, (31), 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 10:16:51,388 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-14 10:16:51,388 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-14 10:16:51,388 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-14 10:16:51,388 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-14 10:16:51,388 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-07-14 10:16:51,388 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-07-14 10:16:51,388 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-07-14 10:16:51,388 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 10:16:51,494 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-14 10:16:51,494 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-14 10:16:51,494 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-14 10:16:51,494 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-14 10:16:51,494 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-14 10:16:51,494 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-14 10:16:51,494 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-07-14 10:16:51,495 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-07-14 10:16:51,714 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable7 [2021-07-14 10:16:51,714 INFO L430 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-14 10:16:51,715 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 10:16:51,715 INFO L82 PathProgramCache]: Analyzing trace with hash 977354257, now seen corresponding path program 7 times [2021-07-14 10:16:51,715 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 10:16:51,715 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2047025418] [2021-07-14 10:16:51,715 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 10:16:51,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 10:16:51,823 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 15 proven. 19 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 10:16:51,823 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 10:16:51,823 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2047025418] [2021-07-14 10:16:51,823 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2047025418] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 10:16:51,823 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [835840122] [2021-07-14 10:16:51,823 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 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 10:16:51,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 10:16:51,864 INFO L263 TraceCheckSpWp]: Trace formula consists of 76 conjuncts, 12 conjunts are in the unsatisfiable core [2021-07-14 10:16:51,865 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-14 10:16:51,935 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 21 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 10:16:51,935 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [835840122] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 10:16:51,935 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-14 10:16:51,936 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 12] total 13 [2021-07-14 10:16:51,936 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [489208600] [2021-07-14 10:16:51,936 INFO L462 AbstractCegarLoop]: Interpolant automaton has 14 states [2021-07-14 10:16:51,936 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 10:16:51,937 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2021-07-14 10:16:51,937 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=53, Invalid=129, Unknown=0, NotChecked=0, Total=182 [2021-07-14 10:16:51,937 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 10:16:51,937 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 10:16:51,937 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 14 states, 14 states have (on average 1.6428571428571428) internal successors, (23), 13 states have internal predecessors, (23), 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 10:16:51,937 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-14 10:16:51,937 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-14 10:16:51,937 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-14 10:16:51,937 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-14 10:16:51,937 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-07-14 10:16:51,937 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-07-14 10:16:51,937 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-07-14 10:16:51,938 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-07-14 10:16:51,938 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 10:16:52,131 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-14 10:16:52,131 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-14 10:16:52,131 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-14 10:16:52,131 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-14 10:16:52,131 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-14 10:16:52,132 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-14 10:16:52,132 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-07-14 10:16:52,132 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-07-14 10:16:52,132 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-07-14 10:16:52,344 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable46,10 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-14 10:16:52,345 INFO L430 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-14 10:16:52,345 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 10:16:52,345 INFO L82 PathProgramCache]: Analyzing trace with hash 256282596, now seen corresponding path program 8 times [2021-07-14 10:16:52,345 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 10:16:52,345 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1650656518] [2021-07-14 10:16:52,345 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 10:16:52,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 10:16:52,428 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2021-07-14 10:16:52,428 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 10:16:52,428 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1650656518] [2021-07-14 10:16:52,429 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1650656518] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 10:16:52,429 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [302239131] [2021-07-14 10:16:52,429 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 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 10:16:52,469 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-07-14 10:16:52,469 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-14 10:16:52,470 INFO L263 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 17 conjunts are in the unsatisfiable core [2021-07-14 10:16:52,471 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-14 10:16:52,554 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-07-14 10:16:52,554 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [302239131] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 10:16:52,554 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-14 10:16:52,554 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 9] total 13 [2021-07-14 10:16:52,555 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1095534563] [2021-07-14 10:16:52,556 INFO L462 AbstractCegarLoop]: Interpolant automaton has 14 states [2021-07-14 10:16:52,556 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 10:16:52,556 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2021-07-14 10:16:52,556 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=144, Unknown=0, NotChecked=0, Total=182 [2021-07-14 10:16:52,557 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 10:16:52,557 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 10:16:52,557 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 14 states, 14 states have (on average 1.6428571428571428) internal successors, (23), 13 states have internal predecessors, (23), 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 10:16:52,557 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-14 10:16:52,557 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-14 10:16:52,557 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-14 10:16:52,557 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-14 10:16:52,557 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-07-14 10:16:52,557 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-07-14 10:16:52,557 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-07-14 10:16:52,557 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-07-14 10:16:52,557 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-07-14 10:16:52,557 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 10:16:52,721 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-14 10:16:52,721 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-14 10:16:52,721 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-14 10:16:52,721 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-14 10:16:52,721 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-14 10:16:52,721 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-14 10:16:52,721 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-07-14 10:16:52,722 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-07-14 10:16:52,722 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-07-14 10:16:52,722 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-07-14 10:16:52,940 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable47 [2021-07-14 10:16:52,941 INFO L430 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-14 10:16:52,941 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 10:16:52,941 INFO L82 PathProgramCache]: Analyzing trace with hash 1567875954, now seen corresponding path program 9 times [2021-07-14 10:16:52,941 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 10:16:52,941 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [957407888] [2021-07-14 10:16:52,941 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 10:16:52,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 10:16:53,023 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 0 proven. 46 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 10:16:53,023 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 10:16:53,023 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [957407888] [2021-07-14 10:16:53,023 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [957407888] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 10:16:53,024 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [882917538] [2021-07-14 10:16:53,024 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 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 10:16:53,065 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 5 check-sat command(s) [2021-07-14 10:16:53,065 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-14 10:16:53,066 INFO L263 TraceCheckSpWp]: Trace formula consists of 86 conjuncts, 31 conjunts are in the unsatisfiable core [2021-07-14 10:16:53,067 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-14 10:16:53,447 WARN L205 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 129 [2021-07-14 10:16:53,448 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 10:16:53,448 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 8 select indices, 8 select index equivalence classes, 0 disjoint index pairs (out of 28 index pairs), introduced 15 new quantified variables, introduced 28 case distinctions, treesize of input 39 treesize of output 252 [2021-07-14 10:16:55,127 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-14 10:16:55,129 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 10:16:55,129 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-07-14 10:16:55,130 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:39, output treesize:3 [2021-07-14 10:16:55,136 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 0 proven. 46 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 10:16:55,136 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [882917538] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 10:16:55,137 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-14 10:16:55,137 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 14] total 22 [2021-07-14 10:16:55,137 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [621646678] [2021-07-14 10:16:55,137 INFO L462 AbstractCegarLoop]: Interpolant automaton has 23 states [2021-07-14 10:16:55,137 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 10:16:55,138 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2021-07-14 10:16:55,138 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=451, Unknown=0, NotChecked=0, Total=506 [2021-07-14 10:16:55,138 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 10:16:55,138 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 10:16:55,138 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 23 states, 23 states have (on average 1.608695652173913) internal successors, (37), 22 states have internal predecessors, (37), 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 10:16:55,138 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-14 10:16:55,138 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-14 10:16:55,138 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-14 10:16:55,138 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-14 10:16:55,139 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-07-14 10:16:55,139 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-07-14 10:16:55,139 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-07-14 10:16:55,139 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-07-14 10:16:55,139 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-07-14 10:16:55,139 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-07-14 10:16:55,139 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 10:16:55,321 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-14 10:16:55,321 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-14 10:16:55,321 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-14 10:16:55,321 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-14 10:16:55,321 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-14 10:16:55,322 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-14 10:16:55,322 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-07-14 10:16:55,322 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-07-14 10:16:55,322 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-07-14 10:16:55,322 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-07-14 10:16:55,322 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-07-14 10:16:55,544 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable48 [2021-07-14 10:16:55,545 INFO L430 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-14 10:16:55,545 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 10:16:55,545 INFO L82 PathProgramCache]: Analyzing trace with hash 1293396402, now seen corresponding path program 10 times [2021-07-14 10:16:55,545 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 10:16:55,545 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1320710207] [2021-07-14 10:16:55,545 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 10:16:55,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 10:16:55,692 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 36 proven. 29 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 10:16:55,692 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 10:16:55,692 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1320710207] [2021-07-14 10:16:55,692 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1320710207] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 10:16:55,692 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1439314650] [2021-07-14 10:16:55,692 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 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 10:16:55,728 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-07-14 10:16:55,729 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-14 10:16:55,729 INFO L263 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 16 conjunts are in the unsatisfiable core [2021-07-14 10:16:55,730 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-14 10:16:55,815 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 45 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 10:16:55,816 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1439314650] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 10:16:55,816 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-14 10:16:55,816 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [16, 16] total 17 [2021-07-14 10:16:55,816 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [512147415] [2021-07-14 10:16:55,816 INFO L462 AbstractCegarLoop]: Interpolant automaton has 18 states [2021-07-14 10:16:55,816 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 10:16:55,817 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2021-07-14 10:16:55,817 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=89, Invalid=217, Unknown=0, NotChecked=0, Total=306 [2021-07-14 10:16:55,817 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 10:16:55,817 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 10:16:55,817 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 18 states, 18 states have (on average 1.5) internal successors, (27), 17 states have internal predecessors, (27), 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 10:16:55,817 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-14 10:16:55,817 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-14 10:16:55,817 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-14 10:16:55,817 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-14 10:16:55,817 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-07-14 10:16:55,818 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-07-14 10:16:55,818 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-07-14 10:16:55,818 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-07-14 10:16:55,818 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-07-14 10:16:55,818 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-07-14 10:16:55,818 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-07-14 10:16:55,818 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 10:16:56,078 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-14 10:16:56,078 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-14 10:16:56,078 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-14 10:16:56,078 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-14 10:16:56,078 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-14 10:16:56,078 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-14 10:16:56,078 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-07-14 10:16:56,079 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-07-14 10:16:56,079 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-07-14 10:16:56,079 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-07-14 10:16:56,079 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-07-14 10:16:56,079 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-07-14 10:16:56,303 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable200 [2021-07-14 10:16:56,304 INFO L430 AbstractCegarLoop]: === Iteration 13 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-14 10:16:56,304 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 10:16:56,304 INFO L82 PathProgramCache]: Analyzing trace with hash 1463654499, now seen corresponding path program 11 times [2021-07-14 10:16:56,304 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 10:16:56,304 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1572890781] [2021-07-14 10:16:56,304 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 10:16:56,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 10:16:56,422 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 0 proven. 70 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 10:16:56,422 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 10:16:56,422 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1572890781] [2021-07-14 10:16:56,422 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1572890781] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 10:16:56,423 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [988858403] [2021-07-14 10:16:56,423 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 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 10:16:56,469 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 6 check-sat command(s) [2021-07-14 10:16:56,469 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-14 10:16:56,470 INFO L263 TraceCheckSpWp]: Trace formula consists of 101 conjuncts, 37 conjunts are in the unsatisfiable core [2021-07-14 10:16:56,471 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-14 10:16:57,034 WARN L205 SmtUtils]: Spent 207.00 ms on a formula simplification that was a NOOP. DAG size: 201 [2021-07-14 10:16:57,034 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 10:16:57,034 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 10 select indices, 10 select index equivalence classes, 0 disjoint index pairs (out of 45 index pairs), introduced 19 new quantified variables, introduced 45 case distinctions, treesize of input 47 treesize of output 394 [2021-07-14 10:16:58,068 WARN L205 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 270 DAG size of output: 204 [2021-07-14 10:16:58,178 WARN L205 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 293 DAG size of output: 227 [2021-07-14 10:16:58,293 WARN L205 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 309 DAG size of output: 236 [2021-07-14 10:16:58,413 WARN L205 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 309 DAG size of output: 236 [2021-07-14 10:16:58,557 WARN L205 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 324 DAG size of output: 252 [2021-07-14 10:16:58,831 WARN L205 SmtUtils]: Spent 222.00 ms on a formula simplification. DAG size of input: 245 DAG size of output: 258 [2021-07-14 10:16:58,952 WARN L205 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 183 DAG size of output: 206 [2021-07-14 10:17:00,621 WARN L205 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 255 DAG size of output: 213 [2021-07-14 10:17:00,810 WARN L205 SmtUtils]: Spent 187.00 ms on a formula simplification. DAG size of input: 339 DAG size of output: 287 [2021-07-14 10:17:01,836 WARN L205 SmtUtils]: Spent 340.00 ms on a formula simplification. DAG size of input: 480 DAG size of output: 370 [2021-07-14 10:17:02,240 WARN L205 SmtUtils]: Spent 400.00 ms on a formula simplification. DAG size of input: 542 DAG size of output: 395 [2021-07-14 10:17:02,745 WARN L205 SmtUtils]: Spent 502.00 ms on a formula simplification. DAG size of input: 600 DAG size of output: 442 [2021-07-14 10:17:02,889 WARN L205 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 234 [2021-07-14 10:17:04,317 WARN L205 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 268 DAG size of output: 189 [2021-07-14 10:17:05,180 WARN L205 SmtUtils]: Spent 207.00 ms on a formula simplification. DAG size of input: 370 DAG size of output: 270 [2021-07-14 10:17:05,470 WARN L205 SmtUtils]: Spent 288.00 ms on a formula simplification. DAG size of input: 533 DAG size of output: 379 [2021-07-14 10:17:05,840 WARN L205 SmtUtils]: Spent 366.00 ms on a formula simplification. DAG size of input: 579 DAG size of output: 419 [2021-07-14 10:17:06,304 WARN L205 SmtUtils]: Spent 461.00 ms on a formula simplification. DAG size of input: 667 DAG size of output: 486 [2021-07-14 10:17:07,395 WARN L205 SmtUtils]: Spent 1.09 s on a formula simplification. DAG size of input: 1125 DAG size of output: 757 [2021-07-14 10:17:08,654 WARN L205 SmtUtils]: Spent 1.25 s on a formula simplification. DAG size of input: 1132 DAG size of output: 747 [2021-07-14 10:17:09,904 WARN L205 SmtUtils]: Spent 1.25 s on a formula simplification. DAG size of input: 1132 DAG size of output: 747 [2021-07-14 10:17:11,304 WARN L205 SmtUtils]: Spent 1.40 s on a formula simplification. DAG size of input: 1143 DAG size of output: 758 [2021-07-14 10:17:12,879 WARN L205 SmtUtils]: Spent 1.51 s on a formula simplification. DAG size of input: 756 DAG size of output: 858 [2021-07-14 10:17:13,380 WARN L205 SmtUtils]: Spent 496.00 ms on a formula simplification. DAG size of input: 433 DAG size of output: 459 [2021-07-14 10:17:13,568 WARN L205 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 267 DAG size of output: 212 [2021-07-14 10:17:14,158 WARN L205 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 183 [2021-07-14 10:17:14,298 WARN L205 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 205 [2021-07-14 10:17:14,933 WARN L205 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 288 DAG size of output: 239 [2021-07-14 10:17:15,087 WARN L205 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 320 DAG size of output: 271 [2021-07-14 10:17:15,341 WARN L205 SmtUtils]: Spent 252.00 ms on a formula simplification. DAG size of input: 444 DAG size of output: 358 [2021-07-14 10:17:16,139 WARN L205 SmtUtils]: Spent 699.00 ms on a formula simplification. DAG size of input: 617 DAG size of output: 686 [2021-07-14 10:17:16,736 WARN L205 SmtUtils]: Spent 582.00 ms on a formula simplification. DAG size of input: 454 DAG size of output: 491 [2021-07-14 10:17:17,210 WARN L205 SmtUtils]: Spent 245.00 ms on a formula simplification. DAG size of input: 316 DAG size of output: 302 [2021-07-14 10:17:17,569 WARN L205 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 312 DAG size of output: 231 [2021-07-14 10:17:17,761 WARN L205 SmtUtils]: Spent 190.00 ms on a formula simplification. DAG size of input: 459 DAG size of output: 334 [2021-07-14 10:17:18,101 WARN L205 SmtUtils]: Spent 335.00 ms on a formula simplification. DAG size of input: 405 DAG size of output: 378 [2021-07-14 10:17:18,561 WARN L205 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 298 DAG size of output: 236 [2021-07-14 10:17:18,718 WARN L205 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 387 DAG size of output: 300 [2021-07-14 10:17:19,027 WARN L205 SmtUtils]: Spent 305.00 ms on a formula simplification. DAG size of input: 704 DAG size of output: 431 [2021-07-14 10:17:19,399 WARN L205 SmtUtils]: Spent 369.00 ms on a formula simplification. DAG size of input: 711 DAG size of output: 437 [2021-07-14 10:17:20,046 WARN L205 SmtUtils]: Spent 642.00 ms on a formula simplification. DAG size of input: 1016 DAG size of output: 596 [2021-07-14 10:17:20,697 WARN L205 SmtUtils]: Spent 646.00 ms on a formula simplification. DAG size of input: 1016 DAG size of output: 596 [2021-07-14 10:17:21,437 WARN L205 SmtUtils]: Spent 733.00 ms on a formula simplification. DAG size of input: 1022 DAG size of output: 554 [2021-07-14 10:17:21,752 WARN L205 SmtUtils]: Spent 311.00 ms on a formula simplification. DAG size of input: 355 DAG size of output: 433 [2021-07-14 10:17:22,232 WARN L205 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 310 DAG size of output: 209 [2021-07-14 10:17:22,584 WARN L205 SmtUtils]: Spent 161.00 ms on a formula simplification. DAG size of input: 386 DAG size of output: 239 [2021-07-14 10:17:22,991 WARN L205 SmtUtils]: Spent 403.00 ms on a formula simplification. DAG size of input: 335 DAG size of output: 447 [2021-07-14 10:17:23,264 WARN L205 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 331 DAG size of output: 279 [2021-07-14 10:17:23,549 WARN L205 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 339 DAG size of output: 303 [2021-07-14 10:17:23,824 WARN L205 SmtUtils]: Spent 273.00 ms on a formula simplification. DAG size of input: 461 DAG size of output: 368 [2021-07-14 10:17:24,233 WARN L205 SmtUtils]: Spent 406.00 ms on a formula simplification. DAG size of input: 697 DAG size of output: 436 [2021-07-14 10:17:24,647 WARN L205 SmtUtils]: Spent 411.00 ms on a formula simplification. DAG size of input: 697 DAG size of output: 436 [2021-07-14 10:17:25,087 WARN L205 SmtUtils]: Spent 437.00 ms on a formula simplification. DAG size of input: 700 DAG size of output: 439 [2021-07-14 10:17:25,358 WARN L205 SmtUtils]: Spent 267.00 ms on a formula simplification. DAG size of input: 441 DAG size of output: 335 [2021-07-14 10:17:26,076 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-14 10:17:26,077 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 10:17:26,078 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-07-14 10:17:26,078 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:47, output treesize:3 [2021-07-14 10:17:26,084 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 0 proven. 70 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 10:17:26,084 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [988858403] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 10:17:26,084 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-14 10:17:26,084 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 17] total 27 [2021-07-14 10:17:26,084 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1376022365] [2021-07-14 10:17:26,085 INFO L462 AbstractCegarLoop]: Interpolant automaton has 28 states [2021-07-14 10:17:26,085 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 10:17:26,085 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 28 interpolants. [2021-07-14 10:17:26,085 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=68, Invalid=688, Unknown=0, NotChecked=0, Total=756 [2021-07-14 10:17:26,085 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 10:17:26,085 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 10:17:26,086 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 28 states, 28 states have (on average 1.5357142857142858) internal successors, (43), 27 states have internal predecessors, (43), 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 10:17:26,086 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-14 10:17:26,086 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-14 10:17:26,086 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-14 10:17:26,086 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-14 10:17:26,086 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-07-14 10:17:26,086 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-07-14 10:17:26,086 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-07-14 10:17:26,086 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-07-14 10:17:26,086 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-07-14 10:17:26,086 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-07-14 10:17:26,086 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-07-14 10:17:26,086 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-07-14 10:17:26,086 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 10:17:26,316 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-14 10:17:26,316 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-14 10:17:26,316 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-14 10:17:26,316 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-14 10:17:26,316 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-14 10:17:26,316 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-14 10:17:26,317 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-07-14 10:17:26,317 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-07-14 10:17:26,317 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-07-14 10:17:26,317 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-07-14 10:17:26,317 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-07-14 10:17:26,317 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-07-14 10:17:26,317 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-07-14 10:17:26,529 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable201 [2021-07-14 10:17:26,529 INFO L430 AbstractCegarLoop]: === Iteration 14 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-14 10:17:26,529 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 10:17:26,529 INFO L82 PathProgramCache]: Analyzing trace with hash 2061052451, now seen corresponding path program 12 times [2021-07-14 10:17:26,529 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 10:17:26,530 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1458956080] [2021-07-14 10:17:26,530 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 10:17:26,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 10:17:26,724 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 55 proven. 38 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 10:17:26,725 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 10:17:26,725 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1458956080] [2021-07-14 10:17:26,725 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1458956080] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 10:17:26,725 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [151632335] [2021-07-14 10:17:26,725 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 15 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 15 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-14 10:17:26,758 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 7 check-sat command(s) [2021-07-14 10:17:26,758 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-14 10:17:26,759 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 19 conjunts are in the unsatisfiable core [2021-07-14 10:17:26,760 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-14 10:17:26,868 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 66 proven. 27 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 10:17:26,869 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [151632335] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 10:17:26,869 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-14 10:17:26,869 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [19, 19] total 20 [2021-07-14 10:17:26,869 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [412788442] [2021-07-14 10:17:26,870 INFO L462 AbstractCegarLoop]: Interpolant automaton has 21 states [2021-07-14 10:17:26,871 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 10:17:26,871 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2021-07-14 10:17:26,871 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=121, Invalid=299, Unknown=0, NotChecked=0, Total=420 [2021-07-14 10:17:26,871 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 10:17:26,872 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 10:17:26,872 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 21 states, 21 states have (on average 1.4285714285714286) internal successors, (30), 20 states have internal predecessors, (30), 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 10:17:26,872 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-14 10:17:26,872 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-14 10:17:26,872 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-14 10:17:26,872 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-14 10:17:26,872 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-07-14 10:17:26,872 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-07-14 10:17:26,872 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-07-14 10:17:26,873 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-07-14 10:17:26,873 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-07-14 10:17:26,873 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-07-14 10:17:26,873 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-07-14 10:17:26,873 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-07-14 10:17:26,873 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-07-14 10:17:26,873 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 10:17:27,189 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-14 10:17:27,189 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-14 10:17:27,189 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-14 10:17:27,189 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-14 10:17:27,189 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-14 10:17:27,189 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-14 10:17:27,189 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-07-14 10:17:27,189 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-07-14 10:17:27,189 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-07-14 10:17:27,189 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-07-14 10:17:27,190 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-07-14 10:17:27,190 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-07-14 10:17:27,190 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-07-14 10:17:27,190 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-07-14 10:17:27,413 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1342,15 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-14 10:17:27,413 INFO L430 AbstractCegarLoop]: === Iteration 15 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-14 10:17:27,413 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 10:17:27,413 INFO L82 PathProgramCache]: Analyzing trace with hash -508811758, now seen corresponding path program 13 times [2021-07-14 10:17:27,414 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 10:17:27,414 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1557118306] [2021-07-14 10:17:27,414 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 10:17:27,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 10:17:27,540 INFO L134 CoverageAnalysis]: Checked inductivity of 99 backedges. 0 proven. 99 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 10:17:27,540 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 10:17:27,541 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1557118306] [2021-07-14 10:17:27,541 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1557118306] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 10:17:27,541 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [166073154] [2021-07-14 10:17:27,541 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 16 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 16 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-14 10:17:27,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 10:17:27,586 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 43 conjunts are in the unsatisfiable core [2021-07-14 10:17:27,587 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-14 10:17:28,323 WARN L205 SmtUtils]: Spent 329.00 ms on a formula simplification that was a NOOP. DAG size: 289 [2021-07-14 10:17:28,323 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 10:17:28,323 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 12 select indices, 12 select index equivalence classes, 0 disjoint index pairs (out of 66 index pairs), introduced 23 new quantified variables, introduced 66 case distinctions, treesize of input 55 treesize of output 568 [2021-07-14 10:17:29,417 WARN L205 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 304 DAG size of output: 276 [2021-07-14 10:17:29,573 WARN L205 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 307 DAG size of output: 280 [2021-07-14 10:17:30,457 WARN L205 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 291 DAG size of output: 269 [2021-07-14 10:17:30,589 WARN L205 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 294 DAG size of output: 273 [2021-07-14 10:17:30,904 WARN L205 SmtUtils]: Spent 313.00 ms on a formula simplification. DAG size of input: 457 DAG size of output: 411 [2021-07-14 10:17:31,288 WARN L205 SmtUtils]: Spent 381.00 ms on a formula simplification. DAG size of input: 483 DAG size of output: 438 [2021-07-14 10:17:32,182 WARN L205 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 277 DAG size of output: 250 [2021-07-14 10:17:32,310 WARN L205 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 279 DAG size of output: 252 [2021-07-14 10:17:33,129 WARN L205 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 266 DAG size of output: 240 [2021-07-14 10:17:33,240 WARN L205 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 268 DAG size of output: 242 [2021-07-14 10:17:33,512 WARN L205 SmtUtils]: Spent 270.00 ms on a formula simplification. DAG size of input: 420 DAG size of output: 374 [2021-07-14 10:17:33,844 WARN L205 SmtUtils]: Spent 329.00 ms on a formula simplification. DAG size of input: 447 DAG size of output: 402 [2021-07-14 10:17:34,694 WARN L205 SmtUtils]: Spent 846.00 ms on a formula simplification. DAG size of input: 770 DAG size of output: 685 [2021-07-14 10:17:35,633 WARN L205 SmtUtils]: Spent 934.00 ms on a formula simplification. DAG size of input: 812 DAG size of output: 726 [2021-07-14 10:17:36,726 WARN L205 SmtUtils]: Spent 1.09 s on a formula simplification. DAG size of input: 833 DAG size of output: 734 [2021-07-14 10:17:37,995 WARN L205 SmtUtils]: Spent 1.27 s on a formula simplification. DAG size of input: 841 DAG size of output: 738 [2021-07-14 10:17:39,257 WARN L205 SmtUtils]: Spent 1.26 s on a formula simplification. DAG size of input: 841 DAG size of output: 738 [2021-07-14 10:17:40,797 WARN L205 SmtUtils]: Spent 1.54 s on a formula simplification. DAG size of input: 861 DAG size of output: 758 [2021-07-14 10:17:42,696 WARN L205 SmtUtils]: Spent 1.89 s on a formula simplification. DAG size of input: 760 DAG size of output: 812 [2021-07-14 10:17:43,573 WARN L205 SmtUtils]: Spent 869.00 ms on a formula simplification. DAG size of input: 464 DAG size of output: 563 [2021-07-14 10:17:44,182 WARN L205 SmtUtils]: Spent 604.00 ms on a formula simplification. DAG size of input: 458 DAG size of output: 646 [2021-07-14 10:17:44,983 WARN L205 SmtUtils]: Spent 795.00 ms on a formula simplification. DAG size of input: 455 DAG size of output: 545 [2021-07-14 10:17:45,643 WARN L205 SmtUtils]: Spent 656.00 ms on a formula simplification. DAG size of input: 452 DAG size of output: 536 [2021-07-14 10:17:45,987 WARN L205 SmtUtils]: Spent 340.00 ms on a formula simplification. DAG size of input: 286 DAG size of output: 313 [2021-07-14 10:17:46,098 WARN L205 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 249 DAG size of output: 254 [2021-07-14 10:17:46,521 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 204 [2021-07-14 10:17:47,011 WARN L205 SmtUtils]: Spent 180.00 ms on a formula simplification. DAG size of input: 376 DAG size of output: 303 [2021-07-14 10:17:47,424 WARN L205 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 210 [2021-07-14 10:17:47,998 WARN L205 SmtUtils]: Spent 184.00 ms on a formula simplification. DAG size of input: 389 DAG size of output: 314 [2021-07-14 10:17:48,410 WARN L205 SmtUtils]: Spent 409.00 ms on a formula simplification. DAG size of input: 632 DAG size of output: 500 [2021-07-14 10:17:48,941 WARN L205 SmtUtils]: Spent 527.00 ms on a formula simplification. DAG size of input: 754 DAG size of output: 569 [2021-07-14 10:17:49,158 WARN L205 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 195 DAG size of output: 252 [2021-07-14 10:17:49,898 WARN L205 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 212 [2021-07-14 10:17:50,167 WARN L205 SmtUtils]: Spent 190.00 ms on a formula simplification. DAG size of input: 320 DAG size of output: 273 [2021-07-14 10:17:50,408 WARN L205 SmtUtils]: Spent 238.00 ms on a formula simplification. DAG size of input: 338 DAG size of output: 288 [2021-07-14 10:17:51,230 WARN L205 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 294 DAG size of output: 195 [2021-07-14 10:17:51,572 WARN L205 SmtUtils]: Spent 208.00 ms on a formula simplification. DAG size of input: 394 DAG size of output: 259 [2021-07-14 10:17:52,112 WARN L205 SmtUtils]: Spent 538.00 ms on a formula simplification. DAG size of input: 597 DAG size of output: 416 [2021-07-14 10:17:52,750 WARN L205 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 210 DAG size of output: 186 [2021-07-14 10:17:52,983 WARN L205 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 298 DAG size of output: 247 [2021-07-14 10:17:53,180 WARN L205 SmtUtils]: Spent 194.00 ms on a formula simplification. DAG size of input: 316 DAG size of output: 262 [2021-07-14 10:17:53,324 WARN L205 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 193 DAG size of output: 250 [2021-07-14 10:17:53,983 WARN L205 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 217 DAG size of output: 191 [2021-07-14 10:17:54,156 WARN L205 SmtUtils]: Spent 172.00 ms on a formula simplification. DAG size of input: 304 DAG size of output: 252 [2021-07-14 10:17:54,364 WARN L205 SmtUtils]: Spent 205.00 ms on a formula simplification. DAG size of input: 389 DAG size of output: 253 [2021-07-14 10:17:54,615 WARN L205 SmtUtils]: Spent 248.00 ms on a formula simplification. DAG size of input: 408 DAG size of output: 268 [2021-07-14 10:17:55,147 WARN L205 SmtUtils]: Spent 530.00 ms on a formula simplification. DAG size of input: 579 DAG size of output: 397 [2021-07-14 10:17:56,206 WARN L205 SmtUtils]: Spent 1.06 s on a formula simplification. DAG size of input: 975 DAG size of output: 585 [2021-07-14 10:17:57,978 WARN L205 SmtUtils]: Spent 1.77 s on a formula simplification. DAG size of input: 1575 DAG size of output: 971 [2021-07-14 10:17:59,080 WARN L205 SmtUtils]: Spent 170.00 ms on a formula simplification. DAG size of input: 521 DAG size of output: 336 [2021-07-14 10:17:59,465 WARN L205 SmtUtils]: Spent 356.00 ms on a formula simplification. DAG size of input: 281 DAG size of output: 355 [2021-07-14 10:17:59,733 WARN L205 SmtUtils]: Spent 265.00 ms on a formula simplification. DAG size of input: 257 DAG size of output: 339 [2021-07-14 10:18:00,868 WARN L205 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 506 DAG size of output: 308 [2021-07-14 10:18:01,012 WARN L205 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 524 DAG size of output: 322 [2021-07-14 10:18:01,597 WARN L205 SmtUtils]: Spent 236.00 ms on a formula simplification. DAG size of input: 597 DAG size of output: 379 [2021-07-14 10:18:01,895 WARN L205 SmtUtils]: Spent 295.00 ms on a formula simplification. DAG size of input: 627 DAG size of output: 401 [2021-07-14 10:18:02,254 WARN L205 SmtUtils]: Spent 355.00 ms on a formula simplification. DAG size of input: 639 DAG size of output: 412 [2021-07-14 10:18:03,202 WARN L205 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 371 DAG size of output: 290 [2021-07-14 10:18:03,376 WARN L205 SmtUtils]: Spent 172.00 ms on a formula simplification. DAG size of input: 410 DAG size of output: 324 [2021-07-14 10:18:03,601 WARN L205 SmtUtils]: Spent 223.00 ms on a formula simplification. DAG size of input: 421 DAG size of output: 334 [2021-07-14 10:18:04,257 WARN L205 SmtUtils]: Spent 653.00 ms on a formula simplification. DAG size of input: 866 DAG size of output: 570 [2021-07-14 10:18:05,642 WARN L205 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 362 DAG size of output: 282 [2021-07-14 10:18:05,904 WARN L205 SmtUtils]: Spent 259.00 ms on a formula simplification. DAG size of input: 522 DAG size of output: 386 [2021-07-14 10:18:06,317 WARN L205 SmtUtils]: Spent 337.00 ms on a formula simplification. DAG size of input: 584 DAG size of output: 444 [2021-07-14 10:18:07,382 WARN L205 SmtUtils]: Spent 1.06 s on a formula simplification. DAG size of input: 1125 DAG size of output: 748 [2021-07-14 10:18:08,863 WARN L205 SmtUtils]: Spent 1.48 s on a formula simplification. DAG size of input: 1273 DAG size of output: 863 [2021-07-14 10:18:09,148 WARN L205 SmtUtils]: Spent 189.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 273 [2021-07-14 10:18:10,101 WARN L205 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 428 DAG size of output: 281 [2021-07-14 10:18:10,281 WARN L205 SmtUtils]: Spent 176.00 ms on a formula simplification. DAG size of input: 466 DAG size of output: 313 [2021-07-14 10:18:10,832 WARN L205 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 318 DAG size of output: 271 [2021-07-14 10:18:10,957 WARN L205 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 329 DAG size of output: 281 [2021-07-14 10:18:11,345 WARN L205 SmtUtils]: Spent 385.00 ms on a formula simplification. DAG size of input: 609 DAG size of output: 428 [2021-07-14 10:18:12,509 WARN L205 SmtUtils]: Spent 184.00 ms on a formula simplification. DAG size of input: 413 DAG size of output: 324 [2021-07-14 10:18:12,751 WARN L205 SmtUtils]: Spent 239.00 ms on a formula simplification. DAG size of input: 475 DAG size of output: 374 [2021-07-14 10:18:13,340 WARN L205 SmtUtils]: Spent 587.00 ms on a formula simplification. DAG size of input: 756 DAG size of output: 529 [2021-07-14 10:18:15,561 WARN L205 SmtUtils]: Spent 2.22 s on a formula simplification. DAG size of input: 1662 DAG size of output: 1121 [2021-07-14 10:18:15,857 WARN L205 SmtUtils]: Spent 289.00 ms on a formula simplification. DAG size of input: 262 DAG size of output: 336 [2021-07-14 10:18:16,072 WARN L205 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 218 DAG size of output: 278 [2021-07-14 10:18:16,826 WARN L205 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 214 DAG size of output: 208 [2021-07-14 10:18:16,981 WARN L205 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 220 [2021-07-14 10:18:17,760 WARN L205 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 191 [2021-07-14 10:18:17,894 WARN L205 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 283 DAG size of output: 215 [2021-07-14 10:18:18,067 WARN L205 SmtUtils]: Spent 170.00 ms on a formula simplification. DAG size of input: 310 DAG size of output: 236 [2021-07-14 10:18:18,452 WARN L205 SmtUtils]: Spent 383.00 ms on a formula simplification. DAG size of input: 431 DAG size of output: 345 [2021-07-14 10:18:18,595 WARN L205 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 190 DAG size of output: 242 [2021-07-14 10:18:19,881 WARN L205 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 266 DAG size of output: 207 [2021-07-14 10:18:20,141 WARN L205 SmtUtils]: Spent 258.00 ms on a formula simplification. DAG size of input: 376 DAG size of output: 303 [2021-07-14 10:18:20,449 WARN L205 SmtUtils]: Spent 306.00 ms on a formula simplification. DAG size of input: 392 DAG size of output: 323 [2021-07-14 10:18:21,049 WARN L205 SmtUtils]: Spent 597.00 ms on a formula simplification. DAG size of input: 666 DAG size of output: 465 [2021-07-14 10:18:21,182 WARN L205 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 307 [2021-07-14 10:18:22,011 WARN L205 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 206 [2021-07-14 10:18:22,734 WARN L205 SmtUtils]: Spent 238.00 ms on a formula simplification. DAG size of input: 342 DAG size of output: 285 [2021-07-14 10:18:23,768 WARN L205 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 283 DAG size of output: 255 [2021-07-14 10:18:23,967 WARN L205 SmtUtils]: Spent 197.00 ms on a formula simplification. DAG size of input: 308 DAG size of output: 279 [2021-07-14 10:18:24,452 WARN L205 SmtUtils]: Spent 483.00 ms on a formula simplification. DAG size of input: 527 DAG size of output: 424 [2021-07-14 10:18:25,102 WARN L205 SmtUtils]: Spent 645.00 ms on a formula simplification. DAG size of input: 642 DAG size of output: 511 [2021-07-14 10:18:26,547 WARN L205 SmtUtils]: Spent 1.44 s on a formula simplification. DAG size of input: 1161 DAG size of output: 818 [2021-07-14 10:18:30,514 WARN L205 SmtUtils]: Spent 3.96 s on a formula simplification. DAG size of input: 2529 DAG size of output: 1673 [2021-07-14 10:18:35,262 WARN L205 SmtUtils]: Spent 4.74 s on a formula simplification. DAG size of input: 2885 DAG size of output: 1923 [2021-07-14 10:18:42,413 WARN L205 SmtUtils]: Spent 7.14 s on a formula simplification. DAG size of input: 4260 DAG size of output: 2683 [2021-07-14 10:18:50,713 WARN L205 SmtUtils]: Spent 8.28 s on a formula simplification. DAG size of input: 4417 DAG size of output: 2844 [2021-07-14 10:19:03,055 WARN L205 SmtUtils]: Spent 12.32 s on a formula simplification. DAG size of input: 4663 DAG size of output: 2936 [2021-07-14 10:19:03,706 WARN L205 SmtUtils]: Spent 636.00 ms on a formula simplification. DAG size of input: 438 DAG size of output: 626 [2021-07-14 10:19:04,538 WARN L205 SmtUtils]: Spent 827.00 ms on a formula simplification. DAG size of input: 435 DAG size of output: 525 [2021-07-14 10:19:05,220 WARN L205 SmtUtils]: Spent 677.00 ms on a formula simplification. DAG size of input: 432 DAG size of output: 490 [2021-07-14 10:19:06,690 WARN L205 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 472 DAG size of output: 464 [2021-07-14 10:19:06,897 WARN L205 SmtUtils]: Spent 204.00 ms on a formula simplification. DAG size of input: 479 DAG size of output: 470 [2021-07-14 10:19:07,254 WARN L205 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 813 DAG size of output: 655 [2021-07-14 10:19:07,508 WARN L205 SmtUtils]: Spent 250.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 221 [2021-07-14 10:19:08,624 WARN L205 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 181 [2021-07-14 10:19:09,184 WARN L205 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 179 [2021-07-14 10:19:09,421 WARN L205 SmtUtils]: Spent 235.00 ms on a formula simplification. DAG size of input: 339 DAG size of output: 241 [2021-07-14 10:19:09,722 WARN L205 SmtUtils]: Spent 299.00 ms on a formula simplification. DAG size of input: 394 DAG size of output: 244 [2021-07-14 10:19:10,153 WARN L205 SmtUtils]: Spent 427.00 ms on a formula simplification. DAG size of input: 617 DAG size of output: 287 [2021-07-14 10:19:11,118 WARN L205 SmtUtils]: Spent 961.00 ms on a formula simplification. DAG size of input: 1238 DAG size of output: 681 [2021-07-14 10:19:12,137 WARN L205 SmtUtils]: Spent 1.01 s on a formula simplification. DAG size of input: 428 DAG size of output: 584 [2021-07-14 10:19:13,035 WARN L205 SmtUtils]: Spent 379.00 ms on a formula simplification. DAG size of input: 358 DAG size of output: 499 [2021-07-14 10:19:13,220 WARN L205 SmtUtils]: Spent 182.00 ms on a formula simplification. DAG size of input: 293 DAG size of output: 324 [2021-07-14 10:19:13,377 WARN L205 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 292 DAG size of output: 322 [2021-07-14 10:19:14,258 WARN L205 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 201 [2021-07-14 10:19:15,017 WARN L205 SmtUtils]: Spent 241.00 ms on a formula simplification. DAG size of input: 339 DAG size of output: 286 [2021-07-14 10:19:15,931 WARN L205 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 268 DAG size of output: 214 [2021-07-14 10:19:16,098 WARN L205 SmtUtils]: Spent 165.00 ms on a formula simplification. DAG size of input: 311 DAG size of output: 256 [2021-07-14 10:19:16,863 WARN L205 SmtUtils]: Spent 281.00 ms on a formula simplification. DAG size of input: 401 DAG size of output: 347 [2021-07-14 10:19:17,495 WARN L205 SmtUtils]: Spent 629.00 ms on a formula simplification. DAG size of input: 594 DAG size of output: 524 [2021-07-14 10:19:18,705 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 222 DAG size of output: 175 [2021-07-14 10:19:19,003 WARN L205 SmtUtils]: Spent 296.00 ms on a formula simplification. DAG size of input: 314 DAG size of output: 266 [2021-07-14 10:19:20,981 WARN L205 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 273 DAG size of output: 188 [2021-07-14 10:19:21,103 WARN L205 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 276 DAG size of output: 191 [2021-07-14 10:19:21,308 WARN L205 SmtUtils]: Spent 203.00 ms on a formula simplification. DAG size of input: 377 DAG size of output: 262 [2021-07-14 10:19:21,644 WARN L205 SmtUtils]: Spent 334.00 ms on a formula simplification. DAG size of input: 470 DAG size of output: 355 [2021-07-14 10:19:22,094 WARN L205 SmtUtils]: Spent 412.00 ms on a formula simplification. DAG size of input: 524 DAG size of output: 397 [2021-07-14 10:19:22,841 WARN L205 SmtUtils]: Spent 744.00 ms on a formula simplification. DAG size of input: 695 DAG size of output: 559 [2021-07-14 10:19:24,339 WARN L205 SmtUtils]: Spent 1.49 s on a formula simplification. DAG size of input: 977 DAG size of output: 792 [2021-07-14 10:19:25,897 WARN L205 SmtUtils]: Spent 1.55 s on a formula simplification. DAG size of input: 1064 DAG size of output: 842 [2021-07-14 10:19:27,802 WARN L205 SmtUtils]: Spent 1.90 s on a formula simplification. DAG size of input: 1243 DAG size of output: 920 [2021-07-14 10:19:30,114 WARN L205 SmtUtils]: Spent 2.31 s on a formula simplification. DAG size of input: 1442 DAG size of output: 1089 [2021-07-14 10:19:30,713 WARN L205 SmtUtils]: Spent 591.00 ms on a formula simplification. DAG size of input: 353 DAG size of output: 457 [2021-07-14 10:19:31,002 WARN L205 SmtUtils]: Spent 286.00 ms on a formula simplification. DAG size of input: 350 DAG size of output: 383 [2021-07-14 10:19:31,378 WARN L205 SmtUtils]: Spent 372.00 ms on a formula simplification. DAG size of input: 339 DAG size of output: 429 [2021-07-14 10:19:32,158 WARN L205 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 297 DAG size of output: 239 [2021-07-14 10:19:32,295 WARN L205 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 308 DAG size of output: 249 [2021-07-14 10:19:33,303 WARN L205 SmtUtils]: Spent 286.00 ms on a formula simplification. DAG size of input: 395 DAG size of output: 344 [2021-07-14 10:19:33,706 WARN L205 SmtUtils]: Spent 353.00 ms on a formula simplification. DAG size of input: 461 DAG size of output: 395 [2021-07-14 10:19:34,968 WARN L205 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 199 DAG size of output: 202 [2021-07-14 10:19:35,201 WARN L205 SmtUtils]: Spent 232.00 ms on a formula simplification. DAG size of input: 352 DAG size of output: 332 [2021-07-14 10:19:35,546 WARN L205 SmtUtils]: Spent 298.00 ms on a formula simplification. DAG size of input: 413 DAG size of output: 381 [2021-07-14 10:19:35,917 WARN L205 SmtUtils]: Spent 369.00 ms on a formula simplification. DAG size of input: 438 DAG size of output: 401 [2021-07-14 10:19:36,674 WARN L205 SmtUtils]: Spent 754.00 ms on a formula simplification. DAG size of input: 692 DAG size of output: 593 [2021-07-14 10:19:37,088 WARN L205 SmtUtils]: Spent 409.00 ms on a formula simplification. DAG size of input: 348 DAG size of output: 444 [2021-07-14 10:19:37,892 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 210 [2021-07-14 10:19:38,027 WARN L205 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 233 [2021-07-14 10:19:38,206 WARN L205 SmtUtils]: Spent 170.00 ms on a formula simplification. DAG size of input: 247 DAG size of output: 245 [2021-07-14 10:19:38,882 WARN L205 SmtUtils]: Spent 286.00 ms on a formula simplification. DAG size of input: 361 DAG size of output: 345 [2021-07-14 10:19:39,314 WARN L205 SmtUtils]: Spent 369.00 ms on a formula simplification. DAG size of input: 429 DAG size of output: 398 [2021-07-14 10:19:40,072 WARN L205 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 217 [2021-07-14 10:19:40,740 WARN L205 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 272 DAG size of output: 245 [2021-07-14 10:19:41,035 WARN L205 SmtUtils]: Spent 293.00 ms on a formula simplification. DAG size of input: 370 DAG size of output: 344 [2021-07-14 10:19:41,455 WARN L205 SmtUtils]: Spent 367.00 ms on a formula simplification. DAG size of input: 438 DAG size of output: 397 [2021-07-14 10:19:42,256 WARN L205 SmtUtils]: Spent 798.00 ms on a formula simplification. DAG size of input: 676 DAG size of output: 601 [2021-07-14 10:19:43,678 WARN L205 SmtUtils]: Spent 1.42 s on a formula simplification. DAG size of input: 1077 DAG size of output: 809 [2021-07-14 10:19:45,360 WARN L205 SmtUtils]: Spent 1.68 s on a formula simplification. DAG size of input: 1165 DAG size of output: 847 [2021-07-14 10:19:49,912 WARN L205 SmtUtils]: Spent 4.55 s on a formula simplification. DAG size of input: 2290 DAG size of output: 1526 [2021-07-14 10:19:56,044 WARN L205 SmtUtils]: Spent 6.12 s on a formula simplification. DAG size of input: 3340 DAG size of output: 2063 [2021-07-14 10:20:03,233 WARN L205 SmtUtils]: Spent 7.17 s on a formula simplification. DAG size of input: 3491 DAG size of output: 2236 [2021-07-14 10:20:11,651 WARN L205 SmtUtils]: Spent 8.40 s on a formula simplification. DAG size of input: 3713 DAG size of output: 2317 [2021-07-14 10:20:30,723 WARN L205 SmtUtils]: Spent 19.05 s on a formula simplification. DAG size of input: 7370 DAG size of output: 4532 [2021-07-14 10:20:53,781 WARN L205 SmtUtils]: Spent 23.02 s on a formula simplification. DAG size of input: 7654 DAG size of output: 4652 [2021-07-14 10:21:16,773 WARN L205 SmtUtils]: Spent 22.96 s on a formula simplification. DAG size of input: 7654 DAG size of output: 4652 [2021-07-14 10:21:44,408 WARN L205 SmtUtils]: Spent 27.61 s on a formula simplification. DAG size of input: 7669 DAG size of output: 4667 [2021-07-14 10:21:45,206 WARN L205 SmtUtils]: Spent 784.00 ms on a formula simplification that was a NOOP. DAG size: 4661 [2021-07-14 10:22:13,197 WARN L205 SmtUtils]: Spent 27.97 s on a formula simplification. DAG size of input: 4663 DAG size of output: 6220 [2021-07-14 10:22:23,333 WARN L205 SmtUtils]: Spent 10.09 s on a formula simplification. DAG size of input: 4573 DAG size of output: 4534 [2021-07-14 10:22:46,399 WARN L205 SmtUtils]: Spent 23.03 s on a formula simplification. DAG size of input: 4531 DAG size of output: 4865 [2021-07-14 10:23:04,901 WARN L205 SmtUtils]: Spent 18.47 s on a formula simplification. DAG size of input: 3153 DAG size of output: 3275 [2021-07-14 10:23:15,124 WARN L205 SmtUtils]: Spent 10.20 s on a formula simplification. DAG size of input: 3100 DAG size of output: 3091 [2021-07-14 10:23:33,177 WARN L205 SmtUtils]: Spent 18.03 s on a formula simplification. DAG size of input: 2740 DAG size of output: 4110 [2021-07-14 10:23:34,315 WARN L205 SmtUtils]: Spent 1.12 s on a formula simplification. DAG size of input: 2692 DAG size of output: 2692 [2021-07-14 10:23:34,596 WARN L205 SmtUtils]: Spent 210.00 ms on a formula simplification. DAG size of input: 217 DAG size of output: 256 [2021-07-14 10:23:35,073 WARN L205 SmtUtils]: Spent 183.00 ms on a formula simplification that was a NOOP. DAG size: 1341 [2021-07-14 10:23:35,368 WARN L205 SmtUtils]: Spent 174.00 ms on a formula simplification that was a NOOP. DAG size: 1234 [2021-07-14 10:23:35,507 WARN L205 SmtUtils]: Spent 133.00 ms on a formula simplification that was a NOOP. DAG size: 1079 [2021-07-14 10:23:35,652 WARN L205 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 668 DAG size of output: 668 [2021-07-14 10:23:35,781 WARN L205 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 635 DAG size of output: 635 [2021-07-14 10:23:37,274 WARN L205 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 685 DAG size of output: 685 [2021-07-14 10:23:37,855 WARN L205 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 596 DAG size of output: 558 [2021-07-14 10:23:38,946 WARN L205 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 311 DAG size of output: 189 [2021-07-14 10:23:39,153 WARN L205 SmtUtils]: Spent 205.00 ms on a formula simplification. DAG size of input: 484 DAG size of output: 318 [2021-07-14 10:23:39,516 WARN L205 SmtUtils]: Spent 359.00 ms on a formula simplification. DAG size of input: 687 DAG size of output: 429 [2021-07-14 10:23:39,996 WARN L205 SmtUtils]: Spent 476.00 ms on a formula simplification. DAG size of input: 846 DAG size of output: 502 [2021-07-14 10:23:40,390 WARN L205 SmtUtils]: Spent 390.00 ms on a formula simplification. DAG size of input: 867 DAG size of output: 450 [2021-07-14 10:23:40,858 WARN L205 SmtUtils]: Spent 459.00 ms on a formula simplification. DAG size of input: 1736 DAG size of output: 1736 [2021-07-14 10:23:41,077 WARN L205 SmtUtils]: Spent 211.00 ms on a formula simplification that was a NOOP. DAG size: 1598 [2021-07-14 10:23:41,413 WARN L205 SmtUtils]: Spent 198.00 ms on a formula simplification that was a NOOP. DAG size: 1498 [2021-07-14 10:23:41,681 WARN L205 SmtUtils]: Spent 263.00 ms on a formula simplification. DAG size of input: 1220 DAG size of output: 1220 [2021-07-14 10:23:42,156 WARN L205 SmtUtils]: Spent 469.00 ms on a formula simplification. DAG size of input: 1076 DAG size of output: 852 [2021-07-14 10:23:42,690 WARN L205 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 705 DAG size of output: 705 [2021-07-14 10:23:43,637 WARN L205 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 333 DAG size of output: 197 [2021-07-14 10:23:44,626 WARN L205 SmtUtils]: Spent 224.00 ms on a formula simplification. DAG size of input: 487 DAG size of output: 313 [2021-07-14 10:23:44,906 WARN L205 SmtUtils]: Spent 278.00 ms on a formula simplification. DAG size of input: 614 DAG size of output: 375 [2021-07-14 10:23:46,624 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 283 DAG size of output: 240 [2021-07-14 10:23:46,841 WARN L205 SmtUtils]: Spent 215.00 ms on a formula simplification. DAG size of input: 420 DAG size of output: 357 [2021-07-14 10:23:48,300 WARN L205 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 359 DAG size of output: 227 [2021-07-14 10:23:49,411 WARN L205 SmtUtils]: Spent 265.00 ms on a formula simplification. DAG size of input: 556 DAG size of output: 391 [2021-07-14 10:23:49,938 WARN L205 SmtUtils]: Spent 523.00 ms on a formula simplification. DAG size of input: 871 DAG size of output: 621 [2021-07-14 10:23:50,920 WARN L205 SmtUtils]: Spent 978.00 ms on a formula simplification. DAG size of input: 1446 DAG size of output: 922 [2021-07-14 10:23:52,134 WARN L205 SmtUtils]: Spent 1.19 s on a formula simplification. DAG size of input: 1728 DAG size of output: 970 [2021-07-14 10:23:53,288 WARN L205 SmtUtils]: Spent 1.15 s on a formula simplification. DAG size of input: 1758 DAG size of output: 839 [2021-07-14 10:23:53,552 WARN L205 SmtUtils]: Spent 203.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 283 [2021-07-14 10:23:55,263 WARN L205 SmtUtils]: Spent 1.40 s on a formula simplification. DAG size of input: 1922 DAG size of output: 903 [2021-07-14 10:23:57,263 WARN L205 SmtUtils]: Spent 1.99 s on a formula simplification. DAG size of input: 2598 DAG size of output: 1165 [2021-07-14 10:24:03,303 WARN L205 SmtUtils]: Spent 6.02 s on a formula simplification. DAG size of input: 4518 DAG size of output: 2219 [2021-07-14 10:24:04,095 WARN L205 SmtUtils]: Spent 778.00 ms on a formula simplification. DAG size of input: 486 DAG size of output: 525 [2021-07-14 10:24:04,456 WARN L205 SmtUtils]: Spent 357.00 ms on a formula simplification. DAG size of input: 477 DAG size of output: 477 [2021-07-14 10:24:05,396 WARN L205 SmtUtils]: Spent 936.00 ms on a formula simplification. DAG size of input: 474 DAG size of output: 729 [2021-07-14 10:24:05,677 WARN L205 SmtUtils]: Spent 205.00 ms on a formula simplification. DAG size of input: 468 DAG size of output: 338 [2021-07-14 10:24:06,414 WARN L205 SmtUtils]: Spent 235.00 ms on a formula simplification. DAG size of input: 496 DAG size of output: 273 [2021-07-14 10:24:06,686 WARN L205 SmtUtils]: Spent 269.00 ms on a formula simplification. DAG size of input: 502 DAG size of output: 279 [2021-07-14 10:24:07,034 WARN L205 SmtUtils]: Spent 345.00 ms on a formula simplification. DAG size of input: 564 DAG size of output: 325 [2021-07-14 10:24:14,051 WARN L205 SmtUtils]: Spent 7.01 s on a formula simplification. DAG size of input: 4961 DAG size of output: 2195 [2021-07-14 10:24:23,143 WARN L205 SmtUtils]: Spent 9.07 s on a formula simplification. DAG size of input: 5328 DAG size of output: 2407 [2021-07-14 10:24:34,186 WARN L205 SmtUtils]: Spent 11.02 s on a formula simplification. DAG size of input: 6680 DAG size of output: 2674 [2021-07-14 10:24:46,282 WARN L205 SmtUtils]: Spent 12.07 s on a formula simplification. DAG size of input: 6693 DAG size of output: 2686 [2021-07-14 10:25:00,806 WARN L205 SmtUtils]: Spent 14.50 s on a formula simplification. DAG size of input: 8215 DAG size of output: 3079 [2021-07-14 10:25:15,445 WARN L205 SmtUtils]: Spent 14.61 s on a formula simplification. DAG size of input: 8215 DAG size of output: 3079 [2021-07-14 10:25:32,646 WARN L205 SmtUtils]: Spent 17.15 s on a formula simplification. DAG size of input: 8225 DAG size of output: 3069 [2021-07-14 10:25:46,282 WARN L205 SmtUtils]: Spent 13.62 s on a formula simplification. DAG size of input: 3054 DAG size of output: 3247 [2021-07-14 10:25:52,593 WARN L205 SmtUtils]: Spent 6.28 s on a formula simplification. DAG size of input: 2778 DAG size of output: 2144 [2021-07-14 10:25:57,588 WARN L205 SmtUtils]: Spent 4.98 s on a formula simplification. DAG size of input: 1921 DAG size of output: 2107 [2021-07-14 10:26:02,027 WARN L205 SmtUtils]: Spent 4.43 s on a formula simplification. DAG size of input: 1844 DAG size of output: 1869 [2021-07-14 10:26:02,238 WARN L205 SmtUtils]: Spent 201.00 ms on a formula simplification that was a NOOP. DAG size: 1774 [2021-07-14 10:26:02,422 WARN L205 SmtUtils]: Spent 177.00 ms on a formula simplification that was a NOOP. DAG size: 1623 [2021-07-14 10:26:02,624 WARN L205 SmtUtils]: Spent 198.00 ms on a formula simplification. DAG size of input: 314 DAG size of output: 271 [2021-07-14 10:26:03,229 WARN L205 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 306 DAG size of output: 234 [2021-07-14 10:26:03,753 WARN L205 SmtUtils]: Spent 170.00 ms on a formula simplification. DAG size of input: 429 DAG size of output: 302 [2021-07-14 10:26:03,925 WARN L205 SmtUtils]: Spent 166.00 ms on a formula simplification that was a NOOP. DAG size: 1442 [2021-07-14 10:26:04,245 WARN L205 SmtUtils]: Spent 317.00 ms on a formula simplification. DAG size of input: 262 DAG size of output: 262 [2021-07-14 10:26:04,425 WARN L205 SmtUtils]: Spent 177.00 ms on a formula simplification. DAG size of input: 248 DAG size of output: 233 [2021-07-14 10:26:05,296 WARN L205 SmtUtils]: Spent 292.00 ms on a formula simplification. DAG size of input: 1292 DAG size of output: 1292 [2021-07-14 10:26:05,537 WARN L205 SmtUtils]: Spent 205.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 265 [2021-07-14 10:26:05,824 WARN L205 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 204 [2021-07-14 10:26:06,021 WARN L205 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 248 DAG size of output: 214 [2021-07-14 10:26:07,097 WARN L205 SmtUtils]: Spent 1.07 s on a formula simplification. DAG size of input: 1104 DAG size of output: 1104 [2021-07-14 10:26:07,840 WARN L205 SmtUtils]: Spent 737.00 ms on a formula simplification. DAG size of input: 602 DAG size of output: 490 [2021-07-14 10:26:08,895 WARN L205 SmtUtils]: Spent 643.00 ms on a formula simplification. DAG size of input: 368 DAG size of output: 509 [2021-07-14 10:26:09,496 WARN L205 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 337 DAG size of output: 338 [2021-07-14 10:26:09,798 WARN L205 SmtUtils]: Spent 300.00 ms on a formula simplification. DAG size of input: 500 DAG size of output: 441 [2021-07-14 10:26:10,205 WARN L205 SmtUtils]: Spent 404.00 ms on a formula simplification. DAG size of input: 702 DAG size of output: 535 [2021-07-14 10:26:10,326 WARN L205 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 624 DAG size of output: 624 [2021-07-14 10:26:10,934 WARN L205 SmtUtils]: Spent 263.00 ms on a formula simplification. DAG size of input: 268 DAG size of output: 353 [2021-07-14 10:26:11,482 WARN L205 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 356 DAG size of output: 182 [2021-07-14 10:26:11,601 WARN L205 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 365 DAG size of output: 193 [2021-07-14 10:26:11,729 WARN L205 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 375 DAG size of output: 204 [2021-07-14 10:26:11,871 WARN L205 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 387 DAG size of output: 216 [2021-07-14 10:26:12,548 WARN L205 SmtUtils]: Spent 235.00 ms on a formula simplification. DAG size of input: 564 DAG size of output: 291 [2021-07-14 10:26:13,329 WARN L205 SmtUtils]: Spent 777.00 ms on a formula simplification. DAG size of input: 1185 DAG size of output: 751 [2021-07-14 10:26:14,466 WARN L205 SmtUtils]: Spent 1.13 s on a formula simplification. DAG size of input: 1369 DAG size of output: 911 [2021-07-14 10:26:15,732 WARN L205 SmtUtils]: Spent 1.26 s on a formula simplification. DAG size of input: 1497 DAG size of output: 994 [2021-07-14 10:26:17,200 WARN L205 SmtUtils]: Spent 1.46 s on a formula simplification. DAG size of input: 1806 DAG size of output: 1194 [2021-07-14 10:26:17,400 WARN L205 SmtUtils]: Spent 191.00 ms on a formula simplification. DAG size of input: 248 DAG size of output: 248 [2021-07-14 10:26:17,595 WARN L205 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 207 [2021-07-14 10:26:17,904 WARN L205 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 181 DAG size of output: 232 [2021-07-14 10:26:18,494 WARN L205 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 169 [2021-07-14 10:26:18,642 WARN L205 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 281 DAG size of output: 207 [2021-07-14 10:26:18,797 WARN L205 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 315 DAG size of output: 223 [2021-07-14 10:26:20,574 WARN L205 SmtUtils]: Spent 1.77 s on a formula simplification. DAG size of input: 2038 DAG size of output: 1341 [2021-07-14 10:26:22,721 WARN L205 SmtUtils]: Spent 2.14 s on a formula simplification. DAG size of input: 2187 DAG size of output: 1400 [2021-07-14 10:26:25,933 WARN L205 SmtUtils]: Spent 3.20 s on a formula simplification. DAG size of input: 2655 DAG size of output: 1823 [2021-07-14 10:26:30,021 WARN L205 SmtUtils]: Spent 4.07 s on a formula simplification. DAG size of input: 2932 DAG size of output: 2078 [2021-07-14 10:26:35,219 WARN L205 SmtUtils]: Spent 5.18 s on a formula simplification. DAG size of input: 3415 DAG size of output: 2208 [2021-07-14 10:26:41,143 WARN L205 SmtUtils]: Spent 5.91 s on a formula simplification. DAG size of input: 3441 DAG size of output: 2213 [2021-07-14 10:26:47,023 WARN L205 SmtUtils]: Spent 5.86 s on a formula simplification. DAG size of input: 3441 DAG size of output: 2213 [2021-07-14 10:26:53,508 WARN L205 SmtUtils]: Spent 6.47 s on a formula simplification. DAG size of input: 3444 DAG size of output: 2217 [2021-07-14 10:26:53,767 WARN L205 SmtUtils]: Spent 251.00 ms on a formula simplification that was a NOOP. DAG size: 2213 [2021-07-14 10:26:54,271 WARN L205 SmtUtils]: Spent 494.00 ms on a formula simplification. DAG size of input: 2213 DAG size of output: 2213 [2021-07-14 10:26:54,540 WARN L205 SmtUtils]: Spent 256.00 ms on a formula simplification that was a NOOP. DAG size: 2208 [2021-07-14 10:26:59,373 WARN L205 SmtUtils]: Spent 4.82 s on a formula simplification. DAG size of input: 2078 DAG size of output: 1870 [2021-07-14 10:26:59,665 WARN L205 SmtUtils]: Spent 283.00 ms on a formula simplification. DAG size of input: 1107 DAG size of output: 1107 [2021-07-14 10:27:01,640 WARN L205 SmtUtils]: Spent 1.54 s on a formula simplification. DAG size of input: 1010 DAG size of output: 875 [2021-07-14 10:27:02,182 WARN L205 SmtUtils]: Spent 536.00 ms on a formula simplification. DAG size of input: 409 DAG size of output: 416 [2021-07-14 10:27:02,372 WARN L205 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 188 [2021-07-14 10:27:02,843 WARN L205 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 197 [2021-07-14 10:27:03,955 WARN L205 SmtUtils]: Spent 756.00 ms on a formula simplification. DAG size of input: 599 DAG size of output: 529 [2021-07-14 10:27:04,127 WARN L205 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 291 DAG size of output: 289 [2021-07-14 10:27:04,741 WARN L205 SmtUtils]: Spent 193.00 ms on a formula simplification. DAG size of input: 259 DAG size of output: 258 [2021-07-14 10:27:05,465 WARN L205 SmtUtils]: Spent 207.00 ms on a formula simplification. DAG size of input: 475 DAG size of output: 286 [2021-07-14 10:27:05,732 WARN L205 SmtUtils]: Spent 264.00 ms on a formula simplification. DAG size of input: 593 DAG size of output: 383 [2021-07-14 10:27:05,918 WARN L205 SmtUtils]: Spent 179.00 ms on a formula simplification. DAG size of input: 947 DAG size of output: 945 [2021-07-14 10:27:07,310 WARN L205 SmtUtils]: Spent 1.30 s on a formula simplification. DAG size of input: 789 DAG size of output: 735 [2021-07-14 10:27:07,893 WARN L205 SmtUtils]: Spent 578.00 ms on a formula simplification. DAG size of input: 547 DAG size of output: 547 [2021-07-14 10:27:08,398 WARN L205 SmtUtils]: Spent 500.00 ms on a formula simplification. DAG size of input: 537 DAG size of output: 464 [2021-07-14 10:27:09,080 WARN L205 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 393 DAG size of output: 242 [2021-07-14 10:27:09,235 WARN L205 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 403 DAG size of output: 252 [2021-07-14 10:27:09,558 WARN L205 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 307 DAG size of output: 239 [2021-07-14 10:27:10,240 WARN L205 SmtUtils]: Spent 247.00 ms on a formula simplification. DAG size of input: 527 DAG size of output: 315 [2021-07-14 10:27:10,377 WARN L205 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 196 [2021-07-14 10:27:10,804 WARN L205 SmtUtils]: Spent 303.00 ms on a formula simplification. DAG size of input: 582 DAG size of output: 346 [2021-07-14 10:27:11,122 WARN L205 SmtUtils]: Spent 315.00 ms on a formula simplification. DAG size of input: 589 DAG size of output: 350 [2021-07-14 10:27:11,701 WARN L205 SmtUtils]: Spent 575.00 ms on a formula simplification. DAG size of input: 1065 DAG size of output: 574 [2021-07-14 10:27:12,002 WARN L205 SmtUtils]: Spent 295.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 292 [2021-07-14 10:27:12,156 WARN L205 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 179 DAG size of output: 195 [2021-07-14 10:27:12,925 WARN L205 SmtUtils]: Spent 161.00 ms on a formula simplification. DAG size of input: 222 DAG size of output: 213 [2021-07-14 10:27:13,067 WARN L205 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 185 DAG size of output: 199 [2021-07-14 10:27:14,439 WARN L205 SmtUtils]: Spent 815.00 ms on a formula simplification. DAG size of input: 1288 DAG size of output: 687 [2021-07-14 10:27:15,405 WARN L205 SmtUtils]: Spent 960.00 ms on a formula simplification. DAG size of input: 1291 DAG size of output: 686 [2021-07-14 10:27:16,358 WARN L205 SmtUtils]: Spent 946.00 ms on a formula simplification. DAG size of input: 1291 DAG size of output: 686 [2021-07-14 10:27:17,358 WARN L205 SmtUtils]: Spent 992.00 ms on a formula simplification. DAG size of input: 1297 DAG size of output: 692 [2021-07-14 10:27:17,704 WARN L205 SmtUtils]: Spent 280.00 ms on a formula simplification. DAG size of input: 576 DAG size of output: 491 [2021-07-14 10:27:18,260 WARN L205 SmtUtils]: Spent 241.00 ms on a formula simplification. DAG size of input: 451 DAG size of output: 304 [2021-07-14 10:27:18,587 WARN L205 SmtUtils]: Spent 324.00 ms on a formula simplification. DAG size of input: 571 DAG size of output: 355 [2021-07-14 10:27:18,975 WARN L205 SmtUtils]: Spent 384.00 ms on a formula simplification. DAG size of input: 576 DAG size of output: 360 [2021-07-14 10:27:19,362 WARN L205 SmtUtils]: Spent 384.00 ms on a formula simplification. DAG size of input: 576 DAG size of output: 360 [2021-07-14 10:27:19,780 WARN L205 SmtUtils]: Spent 413.00 ms on a formula simplification. DAG size of input: 579 DAG size of output: 363 [2021-07-14 10:27:20,078 WARN L205 SmtUtils]: Spent 294.00 ms on a formula simplification. DAG size of input: 365 DAG size of output: 365 [2021-07-14 10:27:20,218 WARN L205 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 268 DAG size of output: 248 [2021-07-14 10:27:21,100 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-14 10:27:21,101 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 10:27:21,102 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-07-14 10:27:21,102 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:55, output treesize:3 [2021-07-14 10:27:21,107 INFO L134 CoverageAnalysis]: Checked inductivity of 99 backedges. 0 proven. 99 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 10:27:21,107 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [166073154] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 10:27:21,107 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-14 10:27:21,107 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14, 20] total 32 [2021-07-14 10:27:21,107 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [912983328] [2021-07-14 10:27:21,107 INFO L462 AbstractCegarLoop]: Interpolant automaton has 33 states [2021-07-14 10:27:21,107 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 10:27:21,108 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 33 interpolants. [2021-07-14 10:27:21,108 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=81, Invalid=975, Unknown=0, NotChecked=0, Total=1056 [2021-07-14 10:27:21,108 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 10:27:21,108 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 10:27:21,109 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 33 states, 33 states have (on average 1.4848484848484849) internal successors, (49), 32 states have internal predecessors, (49), 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 10:27:21,109 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-14 10:27:21,109 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-14 10:27:21,109 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-14 10:27:21,109 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-14 10:27:21,109 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-07-14 10:27:21,109 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-07-14 10:27:21,109 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-07-14 10:27:21,109 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-07-14 10:27:21,109 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-07-14 10:27:21,109 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-07-14 10:27:21,109 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-07-14 10:27:21,109 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-07-14 10:27:21,109 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-07-14 10:27:21,109 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-07-14 10:27:21,109 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 10:27:21,435 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-14 10:27:21,436 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-14 10:27:21,436 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-14 10:27:21,436 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-14 10:27:21,436 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-14 10:27:21,436 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-14 10:27:21,436 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-07-14 10:27:21,436 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-07-14 10:27:21,436 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-07-14 10:27:21,436 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-07-14 10:27:21,436 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-07-14 10:27:21,436 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-07-14 10:27:21,436 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-07-14 10:27:21,436 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-07-14 10:27:21,437 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-07-14 10:27:21,651 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 16 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable1343 [2021-07-14 10:27:21,651 INFO L430 AbstractCegarLoop]: === Iteration 16 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-14 10:27:21,652 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 10:27:21,652 INFO L82 PathProgramCache]: Analyzing trace with hash -1770898350, now seen corresponding path program 14 times [2021-07-14 10:27:21,652 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 10:27:21,652 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1471419694] [2021-07-14 10:27:21,652 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 10:27:21,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 10:27:21,861 INFO L134 CoverageAnalysis]: Checked inductivity of 126 backedges. 78 proven. 48 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 10:27:21,861 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 10:27:21,861 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1471419694] [2021-07-14 10:27:21,861 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1471419694] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 10:27:21,861 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1230914361] [2021-07-14 10:27:21,861 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 17 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 17 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-14 10:27:21,894 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-07-14 10:27:21,895 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-14 10:27:21,895 INFO L263 TraceCheckSpWp]: Trace formula consists of 126 conjuncts, 22 conjunts are in the unsatisfiable core [2021-07-14 10:27:21,897 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-14 10:27:21,984 INFO L134 CoverageAnalysis]: Checked inductivity of 126 backedges. 91 proven. 35 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 10:27:21,984 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1230914361] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 10:27:21,985 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-14 10:27:21,985 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [22, 22] total 23 [2021-07-14 10:27:21,985 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [270227155] [2021-07-14 10:27:21,985 INFO L462 AbstractCegarLoop]: Interpolant automaton has 24 states [2021-07-14 10:27:21,985 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 10:27:21,986 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2021-07-14 10:27:21,986 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=158, Invalid=394, Unknown=0, NotChecked=0, Total=552 [2021-07-14 10:27:21,986 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 10:27:21,986 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 10:27:21,986 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 24 states, 24 states have (on average 1.375) internal successors, (33), 23 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 10:27:21,986 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-14 10:27:21,986 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-14 10:27:21,986 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-14 10:27:21,987 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-14 10:27:21,987 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-07-14 10:27:21,987 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-07-14 10:27:21,987 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-07-14 10:27:21,987 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-07-14 10:27:21,987 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-07-14 10:27:21,987 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-07-14 10:27:21,987 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-07-14 10:27:21,987 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-07-14 10:27:21,987 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-07-14 10:27:21,987 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-07-14 10:27:21,987 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-07-14 10:27:21,987 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 10:27:22,358 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-14 10:27:22,358 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-14 10:27:22,358 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-14 10:27:22,358 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-14 10:27:22,359 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-14 10:27:22,359 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-14 10:27:22,359 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-07-14 10:27:22,359 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-07-14 10:27:22,359 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-07-14 10:27:22,359 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-07-14 10:27:22,359 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-07-14 10:27:22,359 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-07-14 10:27:22,359 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-07-14 10:27:22,359 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-07-14 10:27:22,359 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-07-14 10:27:22,359 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-07-14 10:27:22,569 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 17 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable11576 [2021-07-14 10:27:22,569 INFO L430 AbstractCegarLoop]: === Iteration 17 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-14 10:27:22,569 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 10:27:22,569 INFO L82 PathProgramCache]: Analyzing trace with hash 959797699, now seen corresponding path program 15 times [2021-07-14 10:27:22,569 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 10:27:22,570 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1685890219] [2021-07-14 10:27:22,570 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 10:27:22,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 10:27:22,743 INFO L134 CoverageAnalysis]: Checked inductivity of 133 backedges. 0 proven. 133 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 10:27:22,743 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 10:27:22,744 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1685890219] [2021-07-14 10:27:22,744 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1685890219] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 10:27:22,744 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [141901806] [2021-07-14 10:27:22,744 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 18 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 18 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-14 10:27:22,799 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 8 check-sat command(s) [2021-07-14 10:27:22,799 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-14 10:27:22,801 INFO L263 TraceCheckSpWp]: Trace formula consists of 131 conjuncts, 49 conjunts are in the unsatisfiable core [2021-07-14 10:27:22,802 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-14 10:27:23,941 WARN L205 SmtUtils]: Spent 583.00 ms on a formula simplification that was a NOOP. DAG size: 393 [2021-07-14 10:27:23,941 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 10:27:23,941 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 14 select indices, 14 select index equivalence classes, 0 disjoint index pairs (out of 91 index pairs), introduced 27 new quantified variables, introduced 91 case distinctions, treesize of input 63 treesize of output 774 [2021-07-14 10:27:25,260 WARN L205 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 429 DAG size of output: 301 [2021-07-14 10:27:25,469 WARN L205 SmtUtils]: Spent 206.00 ms on a formula simplification. DAG size of input: 462 DAG size of output: 334 [2021-07-14 10:27:25,719 WARN L205 SmtUtils]: Spent 246.00 ms on a formula simplification. DAG size of input: 492 DAG size of output: 363 [2021-07-14 10:27:27,135 WARN L205 SmtUtils]: Spent 228.00 ms on a formula simplification. DAG size of input: 673 DAG size of output: 609 [2021-07-14 10:27:27,456 WARN L205 SmtUtils]: Spent 317.00 ms on a formula simplification. DAG size of input: 701 DAG size of output: 636 [2021-07-14 10:27:28,112 WARN L205 SmtUtils]: Spent 651.00 ms on a formula simplification. DAG size of input: 1105 DAG size of output: 912 [2021-07-14 10:27:28,947 WARN L205 SmtUtils]: Spent 829.00 ms on a formula simplification. DAG size of input: 1137 DAG size of output: 937 [2021-07-14 10:27:29,948 WARN L205 SmtUtils]: Spent 995.00 ms on a formula simplification. DAG size of input: 1169 DAG size of output: 969 [2021-07-14 10:27:31,208 WARN L205 SmtUtils]: Spent 1.25 s on a formula simplification. DAG size of input: 1200 DAG size of output: 1000 [2021-07-14 10:27:32,661 WARN L205 SmtUtils]: Spent 1.45 s on a formula simplification. DAG size of input: 1232 DAG size of output: 1032 [2021-07-14 10:27:34,001 WARN L205 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 315 DAG size of output: 235 [2021-07-14 10:27:34,159 WARN L205 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 347 DAG size of output: 256 [2021-07-14 10:27:34,345 WARN L205 SmtUtils]: Spent 183.00 ms on a formula simplification. DAG size of input: 380 DAG size of output: 289 [2021-07-14 10:27:34,567 WARN L205 SmtUtils]: Spent 220.00 ms on a formula simplification. DAG size of input: 412 DAG size of output: 321 [2021-07-14 10:27:34,814 WARN L205 SmtUtils]: Spent 244.00 ms on a formula simplification. DAG size of input: 445 DAG size of output: 354 [2021-07-14 10:27:36,793 WARN L205 SmtUtils]: Spent 1.98 s on a formula simplification. DAG size of input: 1480 DAG size of output: 1192 [2021-07-14 10:27:38,036 WARN L205 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 360 DAG size of output: 328 [2021-07-14 10:27:38,265 WARN L205 SmtUtils]: Spent 226.00 ms on a formula simplification. DAG size of input: 657 DAG size of output: 593 [2021-07-14 10:27:38,872 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 352 DAG size of output: 320 [2021-07-14 10:27:39,528 WARN L205 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 356 DAG size of output: 324 [2021-07-14 10:27:39,766 WARN L205 SmtUtils]: Spent 235.00 ms on a formula simplification. DAG size of input: 653 DAG size of output: 589 [2021-07-14 10:27:40,321 WARN L205 SmtUtils]: Spent 551.00 ms on a formula simplification. DAG size of input: 1250 DAG size of output: 1122 [2021-07-14 10:27:41,048 WARN L205 SmtUtils]: Spent 720.00 ms on a formula simplification. DAG size of input: 1279 DAG size of output: 1150 [2021-07-14 10:27:41,948 WARN L205 SmtUtils]: Spent 894.00 ms on a formula simplification. DAG size of input: 1310 DAG size of output: 1181 [2021-07-14 10:27:43,069 WARN L205 SmtUtils]: Spent 1.11 s on a formula simplification. DAG size of input: 1340 DAG size of output: 1211 [2021-07-14 10:27:44,503 WARN L205 SmtUtils]: Spent 1.43 s on a formula simplification. DAG size of input: 1369 DAG size of output: 1239 [2021-07-14 10:27:46,074 WARN L205 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 460 DAG size of output: 316 [2021-07-14 10:27:46,281 WARN L205 SmtUtils]: Spent 204.00 ms on a formula simplification. DAG size of input: 492 DAG size of output: 348 [2021-07-14 10:27:46,545 WARN L205 SmtUtils]: Spent 262.00 ms on a formula simplification. DAG size of input: 523 DAG size of output: 375 [2021-07-14 10:27:46,867 WARN L205 SmtUtils]: Spent 319.00 ms on a formula simplification. DAG size of input: 554 DAG size of output: 406 [2021-07-14 10:27:47,226 WARN L205 SmtUtils]: Spent 355.00 ms on a formula simplification. DAG size of input: 584 DAG size of output: 436 [2021-07-14 10:27:49,335 WARN L205 SmtUtils]: Spent 2.10 s on a formula simplification. DAG size of input: 1800 DAG size of output: 1526 [2021-07-14 10:27:51,765 WARN L205 SmtUtils]: Spent 2.42 s on a formula simplification. DAG size of input: 1831 DAG size of output: 1557 [2021-07-14 10:27:56,599 WARN L205 SmtUtils]: Spent 4.82 s on a formula simplification. DAG size of input: 3112 DAG size of output: 2563 [2021-07-14 10:28:02,019 WARN L205 SmtUtils]: Spent 5.40 s on a formula simplification. DAG size of input: 3143 DAG size of output: 2594 [2021-07-14 10:28:08,054 WARN L205 SmtUtils]: Spent 6.02 s on a formula simplification. DAG size of input: 3171 DAG size of output: 2622 [2021-07-14 10:28:17,836 WARN L205 SmtUtils]: Spent 9.77 s on a formula simplification. DAG size of input: 3200 DAG size of output: 2649 [2021-07-14 10:28:26,518 WARN L205 SmtUtils]: Spent 8.66 s on a formula simplification. DAG size of input: 3246 DAG size of output: 2693 [2021-07-14 10:28:27,874 WARN L205 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 314 DAG size of output: 234 [2021-07-14 10:28:28,023 WARN L205 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 346 DAG size of output: 262 [2021-07-14 10:28:28,211 WARN L205 SmtUtils]: Spent 185.00 ms on a formula simplification. DAG size of input: 379 DAG size of output: 295 [2021-07-14 10:28:28,417 WARN L205 SmtUtils]: Spent 203.00 ms on a formula simplification. DAG size of input: 411 DAG size of output: 327 [2021-07-14 10:28:29,885 WARN L205 SmtUtils]: Spent 233.00 ms on a formula simplification. DAG size of input: 674 DAG size of output: 610 [2021-07-14 10:28:30,990 WARN L205 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 430 DAG size of output: 302 [2021-07-14 10:28:31,199 WARN L205 SmtUtils]: Spent 206.00 ms on a formula simplification. DAG size of input: 463 DAG size of output: 335 [2021-07-14 10:28:31,738 WARN L205 SmtUtils]: Spent 535.00 ms on a formula simplification. DAG size of input: 1073 DAG size of output: 881 [2021-07-14 10:28:32,417 WARN L205 SmtUtils]: Spent 673.00 ms on a formula simplification. DAG size of input: 1104 DAG size of output: 911 [2021-07-14 10:28:33,253 WARN L205 SmtUtils]: Spent 830.00 ms on a formula simplification. DAG size of input: 1136 DAG size of output: 943 [2021-07-14 10:28:34,319 WARN L205 SmtUtils]: Spent 1.06 s on a formula simplification. DAG size of input: 1168 DAG size of output: 975 [2021-07-14 10:28:35,598 WARN L205 SmtUtils]: Spent 1.27 s on a formula simplification. DAG size of input: 1199 DAG size of output: 1006 [2021-07-14 10:28:37,332 WARN L205 SmtUtils]: Spent 1.72 s on a formula simplification. DAG size of input: 1441 DAG size of output: 1168 [2021-07-14 10:28:39,319 WARN L205 SmtUtils]: Spent 1.98 s on a formula simplification. DAG size of input: 1474 DAG size of output: 1201 [2021-07-14 10:28:40,449 WARN L205 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 430 DAG size of output: 302 [2021-07-14 10:28:40,660 WARN L205 SmtUtils]: Spent 207.00 ms on a formula simplification. DAG size of input: 463 DAG size of output: 335 [2021-07-14 10:28:40,916 WARN L205 SmtUtils]: Spent 253.00 ms on a formula simplification. DAG size of input: 493 DAG size of output: 364 [2021-07-14 10:28:42,203 WARN L205 SmtUtils]: Spent 183.00 ms on a formula simplification. DAG size of input: 432 DAG size of output: 304 [2021-07-14 10:28:42,424 WARN L205 SmtUtils]: Spent 218.00 ms on a formula simplification. DAG size of input: 467 DAG size of output: 339 [2021-07-14 10:28:42,710 WARN L205 SmtUtils]: Spent 283.00 ms on a formula simplification. DAG size of input: 499 DAG size of output: 370 [2021-07-14 10:28:43,314 WARN L205 SmtUtils]: Spent 600.00 ms on a formula simplification. DAG size of input: 890 DAG size of output: 633 [2021-07-14 10:28:44,071 WARN L205 SmtUtils]: Spent 751.00 ms on a formula simplification. DAG size of input: 923 DAG size of output: 659 [2021-07-14 10:28:44,960 WARN L205 SmtUtils]: Spent 884.00 ms on a formula simplification. DAG size of input: 957 DAG size of output: 693 [2021-07-14 10:28:46,056 WARN L205 SmtUtils]: Spent 1.09 s on a formula simplification. DAG size of input: 990 DAG size of output: 726 [2021-07-14 10:28:47,259 WARN L205 SmtUtils]: Spent 1.20 s on a formula simplification. DAG size of input: 1024 DAG size of output: 760 [2021-07-14 10:28:49,583 WARN L205 SmtUtils]: Spent 1.52 s on a formula simplification. DAG size of input: 1051 DAG size of output: 779 [2021-07-14 10:28:53,261 WARN L205 SmtUtils]: Spent 3.67 s on a formula simplification. DAG size of input: 2305 DAG size of output: 1755 [2021-07-14 10:28:57,421 WARN L205 SmtUtils]: Spent 4.15 s on a formula simplification. DAG size of input: 2338 DAG size of output: 1788 [2021-07-14 10:29:01,884 WARN L205 SmtUtils]: Spent 4.45 s on a formula simplification. DAG size of input: 2368 DAG size of output: 1818 [2021-07-14 10:29:06,901 WARN L205 SmtUtils]: Spent 5.00 s on a formula simplification. DAG size of input: 2399 DAG size of output: 1847 [2021-07-14 10:29:20,730 WARN L205 SmtUtils]: Spent 13.81 s on a formula simplification. DAG size of input: 5327 DAG size of output: 4237 [2021-07-14 10:29:36,170 WARN L205 SmtUtils]: Spent 15.41 s on a formula simplification. DAG size of input: 5355 DAG size of output: 4263 [2021-07-14 10:29:51,687 WARN L205 SmtUtils]: Spent 15.49 s on a formula simplification. DAG size of input: 5355 DAG size of output: 4263 [2021-07-14 10:30:09,745 WARN L205 SmtUtils]: Spent 18.03 s on a formula simplification. DAG size of input: 5378 DAG size of output: 4286 [2021-07-14 10:30:40,161 WARN L205 SmtUtils]: Spent 30.39 s on a formula simplification. DAG size of input: 4288 DAG size of output: 5230 Received shutdown request... [2021-07-14 10:31:15,197 WARN L205 SmtUtils]: Spent 35.00 s on a formula simplification. DAG size of input: 4282 DAG size of output: 6377 [2021-07-14 10:31:15,416 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 18 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable11577 [2021-07-14 10:31:15,416 WARN L547 AbstractCegarLoop]: Verification canceled [2021-07-14 10:31:15,426 INFO L247 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-07-14 10:31:15,428 WARN L196 ceAbstractionStarter]: Timeout [2021-07-14 10:31:15,428 INFO L202 PluginConnector]: Adding new model unroll-2.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 14.07 10:31:15 BasicIcfg [2021-07-14 10:31:15,428 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-07-14 10:31:15,429 INFO L168 Benchmark]: Toolchain (without parser) took 868559.33 ms. Allocated memory was 178.3 MB in the beginning and 1.2 GB in the end (delta: 1.0 GB). Free memory was 158.6 MB in the beginning and 830.4 MB in the end (delta: -671.8 MB). Peak memory consumption was 758.2 MB. Max. memory is 8.0 GB. [2021-07-14 10:31:15,429 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.16 ms. Allocated memory is still 178.3 MB. Free memory is still 159.6 MB. There was no memory consumed. Max. memory is 8.0 GB. [2021-07-14 10:31:15,429 INFO L168 Benchmark]: Boogie Procedure Inliner took 27.15 ms. Allocated memory is still 178.3 MB. Free memory was 158.5 MB in the beginning and 157.0 MB in the end (delta: 1.5 MB). There was no memory consumed. Max. memory is 8.0 GB. [2021-07-14 10:31:15,429 INFO L168 Benchmark]: Boogie Preprocessor took 14.00 ms. Allocated memory is still 178.3 MB. Free memory was 157.0 MB in the beginning and 156.1 MB in the end (delta: 918.3 kB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. [2021-07-14 10:31:15,429 INFO L168 Benchmark]: RCFGBuilder took 258.67 ms. Allocated memory is still 178.3 MB. Free memory was 156.1 MB in the beginning and 141.8 MB in the end (delta: 14.2 MB). Peak memory consumption was 14.7 MB. Max. memory is 8.0 GB. [2021-07-14 10:31:15,429 INFO L168 Benchmark]: TraceAbstraction took 868254.07 ms. Allocated memory was 178.3 MB in the beginning and 1.2 GB in the end (delta: 1.0 GB). Free memory was 141.4 MB in the beginning and 830.4 MB in the end (delta: -689.0 MB). Peak memory consumption was 741.4 MB. Max. memory is 8.0 GB. [2021-07-14 10:31:15,429 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 0.16 ms. Allocated memory is still 178.3 MB. Free memory is still 159.6 MB. There was no memory consumed. Max. memory is 8.0 GB. * Boogie Procedure Inliner took 27.15 ms. Allocated memory is still 178.3 MB. Free memory was 158.5 MB in the beginning and 157.0 MB in the end (delta: 1.5 MB). There was no memory consumed. Max. memory is 8.0 GB. * Boogie Preprocessor took 14.00 ms. Allocated memory is still 178.3 MB. Free memory was 157.0 MB in the beginning and 156.1 MB in the end (delta: 918.3 kB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. * RCFGBuilder took 258.67 ms. Allocated memory is still 178.3 MB. Free memory was 156.1 MB in the beginning and 141.8 MB in the end (delta: 14.2 MB). Peak memory consumption was 14.7 MB. Max. memory is 8.0 GB. * TraceAbstraction took 868254.07 ms. Allocated memory was 178.3 MB in the beginning and 1.2 GB in the end (delta: 1.0 GB). Free memory was 141.4 MB in the beginning and 830.4 MB in the end (delta: -689.0 MB). Peak memory consumption was 741.4 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: 1124, positive: 762, positive conditional: 724, positive unconditional: 38, negative: 362, negative conditional: 362, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 762, positive: 762, positive conditional: 724, positive unconditional: 38, 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: 762, positive: 762, positive conditional: 0, positive unconditional: 762, 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: 38, positive: 38, positive conditional: 0, positive unconditional: 38, 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: 38, positive: 38, positive conditional: 0, positive unconditional: 38, 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: 762, positive: 724, positive conditional: 0, positive unconditional: 724, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 38, unknown conditional: 0, unknown unconditional: 38] , Statistics on independence cache: Total cache size (in pairs): 38, Positive cache size: 38, Positive conditional cache size: 0, Positive unconditional cache size: 38, 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): 38, Positive cache size: 38, Positive conditional cache size: 0, Positive unconditional cache size: 38, 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): 38, Positive cache size: 38, Positive conditional cache size: 0, Positive unconditional cache size: 38, 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): 38, Positive cache size: 38, Positive conditional cache size: 0, Positive unconditional cache size: 38, 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): 38, Positive cache size: 38, Positive conditional cache size: 0, Positive unconditional cache size: 38, 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): 38, Positive cache size: 38, Positive conditional cache size: 0, Positive unconditional cache size: 38, 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): 38, Positive cache size: 38, Positive conditional cache size: 0, Positive unconditional cache size: 38, 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): 38, Positive cache size: 38, Positive conditional cache size: 0, Positive unconditional cache size: 38, 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): 38, Positive cache size: 38, Positive conditional cache size: 0, Positive unconditional cache size: 38, 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): 38, Positive cache size: 38, Positive conditional cache size: 0, Positive unconditional cache size: 38, 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): 38, Positive cache size: 38, Positive conditional cache size: 0, Positive unconditional cache size: 38, 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): 38, Positive cache size: 38, Positive conditional cache size: 0, Positive unconditional cache size: 38, 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): 38, Positive cache size: 38, Positive conditional cache size: 0, Positive unconditional cache size: 38, 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): 38, Positive cache size: 38, Positive conditional cache size: 0, Positive unconditional cache size: 38, 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): 38, Positive cache size: 38, Positive conditional cache size: 0, Positive unconditional cache size: 38, 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): 38, Positive cache size: 38, Positive conditional cache size: 0, Positive unconditional cache size: 38, 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): 38, Positive cache size: 38, Positive conditional cache size: 0, Positive unconditional cache size: 38, 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: 362 - StatisticsResult: Persistent set benchmarks Persistent set computation time[ms]: 15, Number of persistent set computation: 9, Number of trivial persistent sets: 6, Underlying independence relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 1124, positive: 762, positive conditional: 724, positive unconditional: 38, negative: 362, negative conditional: 362, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 762, positive: 762, positive conditional: 724, positive unconditional: 38, 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: 762, positive: 762, positive conditional: 0, positive unconditional: 762, 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: 38, positive: 38, positive conditional: 0, positive unconditional: 38, 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: 38, positive: 38, positive conditional: 0, positive unconditional: 38, 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: 762, positive: 724, positive conditional: 0, positive unconditional: 724, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 38, unknown conditional: 0, unknown unconditional: 38] , Statistics on independence cache: Total cache size (in pairs): 38, Positive cache size: 38, Positive conditional cache size: 0, Positive unconditional cache size: 38, 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): 38, Positive cache size: 38, Positive conditional cache size: 0, Positive unconditional cache size: 38, 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): 38, Positive cache size: 38, Positive conditional cache size: 0, Positive unconditional cache size: 38, 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): 38, Positive cache size: 38, Positive conditional cache size: 0, Positive unconditional cache size: 38, 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): 38, Positive cache size: 38, Positive conditional cache size: 0, Positive unconditional cache size: 38, 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): 38, Positive cache size: 38, Positive conditional cache size: 0, Positive unconditional cache size: 38, 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): 38, Positive cache size: 38, Positive conditional cache size: 0, Positive unconditional cache size: 38, 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): 38, Positive cache size: 38, Positive conditional cache size: 0, Positive unconditional cache size: 38, 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): 38, Positive cache size: 38, Positive conditional cache size: 0, Positive unconditional cache size: 38, 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): 38, Positive cache size: 38, Positive conditional cache size: 0, Positive unconditional cache size: 38, 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): 38, Positive cache size: 38, Positive conditional cache size: 0, Positive unconditional cache size: 38, 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): 38, Positive cache size: 38, Positive conditional cache size: 0, Positive unconditional cache size: 38, 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): 38, Positive cache size: 38, Positive conditional cache size: 0, Positive unconditional cache size: 38, 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): 38, Positive cache size: 38, Positive conditional cache size: 0, Positive unconditional cache size: 38, 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): 38, Positive cache size: 38, Positive conditional cache size: 0, Positive unconditional cache size: 38, 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): 38, Positive cache size: 38, Positive conditional cache size: 0, Positive unconditional cache size: 38, 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): 38, Positive cache size: 38, Positive conditional cache size: 0, Positive unconditional cache size: 38, 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: 362 - TimeoutResultAtElement [Line: 53]: Timeout (TraceAbstraction) Unable to prove that assertion always holds Cancelled while PartialOrderCegarLoop was analyzing trace of length 31 with TraceHistMax 14,while TraceCheckSpWp was constructing forward predicates,while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations,while QuantifierPusher was running 1 iterations of DualJunctionQuantifierElimination. - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: ULTIMATE.start with 1 thread instances CFG has 5 procedures, 20 locations, 3 error locations. Started 1 CEGAR loops. VerificationResult: TIMEOUT, OverallTime: 868170.8ms, OverallIterations: 17, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 12.4ms, PartialOrderReductionTime: 2660.2ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 214, 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: 88.0ms SsaConstructionTime, 380.9ms SatisfiabilityAnalysisTime, 628292.1ms InterpolantComputationTime, 577 NumberOfCodeBlocks, 577 NumberOfCodeBlocksAsserted, 57 NumberOfCheckSat, 546 ConstructedInterpolants, 0 QuantifiedInterpolants, 3732 SizeOfPredicates, 16 NumberOfNonLiveVariables, 1135 ConjunctsInSsa, 267 ConjunctsInUnsatCore, 31 InterpolantComputations, 1 PerfectInterpolantSequences, 464/1290 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