/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-None-NoLbe.epf -tc ../../../trunk/examples/toolchains/AutomizerBplInline.xml -i ../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/popl20/nonblocking-cntr-alt.wvr.bpl -------------------------------------------------------------------------------- This is Ultimate 0.2.1-9e34d99ae2c6837f487980c721c4b6acf9d9b15c-9e34d99 [2021-07-09 20:38:37,255 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-07-09 20:38:37,257 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-07-09 20:38:37,281 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2021-07-09 20:38:37,325 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-None-NoLbe.epf [2021-07-09 20:38:37,358 INFO L113 SettingsManager]: Loading preferences was successful [2021-07-09 20:38:37,359 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-07-09 20:38:37,359 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-07-09 20:38:37,360 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-07-09 20:38:37,362 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-07-09 20:38:37,362 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-07-09 20:38:37,362 INFO L138 SettingsManager]: * Use SBE=true [2021-07-09 20:38:37,362 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-07-09 20:38:37,362 INFO L138 SettingsManager]: * sizeof long=4 [2021-07-09 20:38:37,362 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-07-09 20:38:37,363 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-07-09 20:38:37,363 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-07-09 20:38:37,363 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-07-09 20:38:37,364 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-07-09 20:38:37,364 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-07-09 20:38:37,364 INFO L138 SettingsManager]: * sizeof long double=12 [2021-07-09 20:38:37,364 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-07-09 20:38:37,364 INFO L138 SettingsManager]: * Use constant arrays=true [2021-07-09 20:38:37,364 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-07-09 20:38:37,364 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-07-09 20:38:37,365 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-07-09 20:38:37,365 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-07-09 20:38:37,365 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-07-09 20:38:37,365 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-07-09 20:38:37,365 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-07-09 20:38:37,365 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-07-09 20:38:37,366 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-07-09 20:38:37,366 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-07-09 20:38:37,366 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-07-09 20:38:37,366 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-07-09 20:38:37,366 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-07-09 20:38:37,366 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-07-09 20:38:37,367 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-07-09 20:38:37,666 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-07-09 20:38:37,694 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-07-09 20:38:37,696 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-07-09 20:38:37,697 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2021-07-09 20:38:37,698 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2021-07-09 20:38:37,699 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/popl20/nonblocking-cntr-alt.wvr.bpl [2021-07-09 20:38:37,699 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/popl20/nonblocking-cntr-alt.wvr.bpl' [2021-07-09 20:38:37,720 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-07-09 20:38:37,721 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2021-07-09 20:38:37,722 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-07-09 20:38:37,722 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-07-09 20:38:37,722 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-07-09 20:38:37,733 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "nonblocking-cntr-alt.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.07 08:38:37" (1/1) ... [2021-07-09 20:38:37,739 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "nonblocking-cntr-alt.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.07 08:38:37" (1/1) ... [2021-07-09 20:38:37,745 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-07-09 20:38:37,748 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-07-09 20:38:37,749 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-07-09 20:38:37,749 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-07-09 20:38:37,755 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "nonblocking-cntr-alt.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.07 08:38:37" (1/1) ... [2021-07-09 20:38:37,755 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "nonblocking-cntr-alt.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.07 08:38:37" (1/1) ... [2021-07-09 20:38:37,756 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "nonblocking-cntr-alt.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.07 08:38:37" (1/1) ... [2021-07-09 20:38:37,756 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "nonblocking-cntr-alt.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.07 08:38:37" (1/1) ... [2021-07-09 20:38:37,757 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "nonblocking-cntr-alt.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.07 08:38:37" (1/1) ... [2021-07-09 20:38:37,759 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "nonblocking-cntr-alt.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.07 08:38:37" (1/1) ... [2021-07-09 20:38:37,760 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "nonblocking-cntr-alt.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.07 08:38:37" (1/1) ... [2021-07-09 20:38:37,760 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-07-09 20:38:37,761 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-07-09 20:38:37,761 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-07-09 20:38:37,761 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-07-09 20:38:37,762 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "nonblocking-cntr-alt.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.07 08:38:37" (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 [2021-07-09 20:38:37,833 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread1 given in one single declaration [2021-07-09 20:38:37,833 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2021-07-09 20:38:37,834 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2021-07-09 20:38:37,834 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread2 given in one single declaration [2021-07-09 20:38:37,834 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2021-07-09 20:38:37,834 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2021-07-09 20:38:37,834 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2021-07-09 20:38:37,834 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-07-09 20:38:37,834 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-07-09 20:38:37,835 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-07-09 20:38:37,994 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-07-09 20:38:37,994 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2021-07-09 20:38:37,996 INFO L202 PluginConnector]: Adding new model nonblocking-cntr-alt.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.07 08:38:37 BoogieIcfgContainer [2021-07-09 20:38:37,996 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-07-09 20:38:37,997 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-07-09 20:38:37,997 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-07-09 20:38:38,000 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-07-09 20:38:38,000 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "nonblocking-cntr-alt.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.07 08:38:37" (1/2) ... [2021-07-09 20:38:38,001 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@200abba4 and model type nonblocking-cntr-alt.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.07 08:38:38, skipping insertion in model container [2021-07-09 20:38:38,001 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "nonblocking-cntr-alt.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.07 08:38:37" (2/2) ... [2021-07-09 20:38:38,002 INFO L111 eAbstractionObserver]: Analyzing ICFG nonblocking-cntr-alt.wvr.bpl [2021-07-09 20:38:38,007 WARN L148 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-07-09 20:38:38,007 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-07-09 20:38:38,007 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-07-09 20:38:38,008 INFO L474 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-07-09 20:38:38,031 INFO L149 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2021-07-09 20:38:38,051 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 [2021-07-09 20:38:38,148 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-07-09 20:38:38,148 INFO L379 AbstractCegarLoop]: Hoare is false [2021-07-09 20:38:38,149 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-07-09 20:38:38,149 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-07-09 20:38:38,149 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-07-09 20:38:38,149 INFO L383 AbstractCegarLoop]: Difference is false [2021-07-09 20:38:38,149 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-07-09 20:38:38,149 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == ULTIMATE.start======== [2021-07-09 20:38:38,157 INFO L110 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 28 places, 23 transitions, 62 flow [2021-07-09 20:38:38,168 INFO L132 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result has 33 states, 32 states have (on average 1.78125) internal successors, (57), 32 states have internal predecessors, (57), 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) [2021-07-09 20:38:38,176 INFO L430 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-09 20:38:38,180 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-09 20:38:38,181 INFO L82 PathProgramCache]: Analyzing trace with hash -1054065349, now seen corresponding path program 1 times [2021-07-09 20:38:38,187 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-09 20:38:38,188 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1061295521] [2021-07-09 20:38:38,188 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-09 20:38:38,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-09 20:38:38,685 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-09 20:38:38,686 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-09 20:38:38,686 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1061295521] [2021-07-09 20:38:38,686 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1061295521] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-09 20:38:38,687 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [797655215] [2021-07-09 20:38:38,687 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 [2021-07-09 20:38:38,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-09 20:38:38,741 INFO L263 TraceCheckSpWp]: Trace formula consists of 38 conjuncts, 15 conjunts are in the unsatisfiable core [2021-07-09 20:38:38,746 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-09 20:38:39,122 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-09 20:38:39,123 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [797655215] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-09 20:38:39,123 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-09 20:38:39,123 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 10] total 17 [2021-07-09 20:38:39,124 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [898174248] [2021-07-09 20:38:39,129 INFO L462 AbstractCegarLoop]: Interpolant automaton has 18 states [2021-07-09 20:38:39,129 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-09 20:38:39,141 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2021-07-09 20:38:39,143 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=60, Invalid=246, Unknown=0, NotChecked=0, Total=306 [2021-07-09 20:38:39,143 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-09 20:38:39,145 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-09 20:38:39,145 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 18 states, 18 states have (on average 1.9444444444444444) internal successors, (35), 17 states have internal predecessors, (35), 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) [2021-07-09 20:38:39,145 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-09 20:38:39,284 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-07-09 20:38:39,505 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2021-07-09 20:38:39,505 INFO L430 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-09 20:38:39,506 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-09 20:38:39,506 INFO L82 PathProgramCache]: Analyzing trace with hash 620255243, now seen corresponding path program 2 times [2021-07-09 20:38:39,506 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-09 20:38:39,506 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1950755336] [2021-07-09 20:38:39,506 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-09 20:38:39,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-09 20:38:40,017 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-09 20:38:40,018 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-09 20:38:40,018 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1950755336] [2021-07-09 20:38:40,021 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1950755336] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-09 20:38:40,021 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1514829550] [2021-07-09 20:38:40,021 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 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 [2021-07-09 20:38:40,061 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-07-09 20:38:40,062 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-09 20:38:40,063 WARN L261 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 33 conjunts are in the unsatisfiable core [2021-07-09 20:38:40,066 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-09 20:38:40,665 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-09 20:38:40,665 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1514829550] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-09 20:38:40,665 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-09 20:38:40,666 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14, 14] total 25 [2021-07-09 20:38:40,666 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1818571165] [2021-07-09 20:38:40,667 INFO L462 AbstractCegarLoop]: Interpolant automaton has 26 states [2021-07-09 20:38:40,667 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-09 20:38:40,669 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 26 interpolants. [2021-07-09 20:38:40,669 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=71, Invalid=579, Unknown=0, NotChecked=0, Total=650 [2021-07-09 20:38:40,670 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-09 20:38:40,670 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-09 20:38:40,670 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 26 states, 26 states have (on average 1.9615384615384615) internal successors, (51), 25 states have internal predecessors, (51), 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) [2021-07-09 20:38:40,671 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-07-09 20:38:40,671 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-09 20:38:41,176 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-07-09 20:38:41,176 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-07-09 20:38:41,399 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,4 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-09 20:38:41,399 INFO L430 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-09 20:38:41,400 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-09 20:38:41,400 INFO L82 PathProgramCache]: Analyzing trace with hash 936454799, now seen corresponding path program 3 times [2021-07-09 20:38:41,400 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-09 20:38:41,400 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [675365699] [2021-07-09 20:38:41,400 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-09 20:38:41,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-09 20:38:41,716 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 25 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-09 20:38:41,717 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-09 20:38:41,717 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [675365699] [2021-07-09 20:38:41,717 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [675365699] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-09 20:38:41,717 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1188542553] [2021-07-09 20:38:41,717 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 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 [2021-07-09 20:38:41,763 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 7 check-sat command(s) [2021-07-09 20:38:41,763 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-09 20:38:41,764 WARN L261 TraceCheckSpWp]: Trace formula consists of 68 conjuncts, 41 conjunts are in the unsatisfiable core [2021-07-09 20:38:41,765 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-09 20:38:42,293 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 0 proven. 40 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-09 20:38:42,293 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1188542553] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-09 20:38:42,294 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-09 20:38:42,294 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [16, 16] total 30 [2021-07-09 20:38:42,294 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1504567071] [2021-07-09 20:38:42,294 INFO L462 AbstractCegarLoop]: Interpolant automaton has 31 states [2021-07-09 20:38:42,294 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-09 20:38:42,295 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 31 interpolants. [2021-07-09 20:38:42,295 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=122, Invalid=808, Unknown=0, NotChecked=0, Total=930 [2021-07-09 20:38:42,295 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-09 20:38:42,296 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-09 20:38:42,296 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 31 states, 31 states have (on average 1.935483870967742) internal successors, (60), 30 states have internal predecessors, (60), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-09 20:38:42,296 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-07-09 20:38:42,296 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-07-09 20:38:42,296 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-09 20:38:43,500 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-07-09 20:38:43,501 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-07-09 20:38:43,502 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2021-07-09 20:38:43,702 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,5 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-09 20:38:43,703 INFO L430 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-09 20:38:43,703 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-09 20:38:43,703 INFO L82 PathProgramCache]: Analyzing trace with hash 956920349, now seen corresponding path program 4 times [2021-07-09 20:38:43,704 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-09 20:38:43,704 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1228556464] [2021-07-09 20:38:43,704 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-09 20:38:43,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-09 20:38:44,401 INFO L134 CoverageAnalysis]: Checked inductivity of 113 backedges. 0 proven. 113 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-09 20:38:44,401 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-09 20:38:44,401 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1228556464] [2021-07-09 20:38:44,401 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1228556464] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-09 20:38:44,401 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1729643126] [2021-07-09 20:38:44,402 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 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 [2021-07-09 20:38:44,440 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-07-09 20:38:44,441 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-09 20:38:44,442 WARN L261 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 69 conjunts are in the unsatisfiable core [2021-07-09 20:38:44,444 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-09 20:38:45,518 INFO L134 CoverageAnalysis]: Checked inductivity of 113 backedges. 0 proven. 113 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-09 20:38:45,518 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1729643126] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-09 20:38:45,518 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-09 20:38:45,519 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [23, 23] total 43 [2021-07-09 20:38:45,519 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [745380466] [2021-07-09 20:38:45,519 INFO L462 AbstractCegarLoop]: Interpolant automaton has 44 states [2021-07-09 20:38:45,519 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-09 20:38:45,520 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 44 interpolants. [2021-07-09 20:38:45,520 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=137, Invalid=1755, Unknown=0, NotChecked=0, Total=1892 [2021-07-09 20:38:45,521 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-09 20:38:45,521 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-09 20:38:45,521 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 44 states, 44 states have (on average 1.9772727272727273) internal successors, (87), 43 states have internal predecessors, (87), 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) [2021-07-09 20:38:45,521 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-07-09 20:38:45,521 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-07-09 20:38:45,521 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2021-07-09 20:38:45,521 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-09 20:38:47,277 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-07-09 20:38:47,277 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-07-09 20:38:47,277 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2021-07-09 20:38:47,277 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2021-07-09 20:38:47,492 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,6 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-09 20:38:47,493 INFO L430 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-09 20:38:47,493 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-09 20:38:47,493 INFO L82 PathProgramCache]: Analyzing trace with hash 367799201, now seen corresponding path program 5 times [2021-07-09 20:38:47,493 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-09 20:38:47,494 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1567121218] [2021-07-09 20:38:47,494 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-09 20:38:47,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-09 20:38:48,120 INFO L134 CoverageAnalysis]: Checked inductivity of 149 backedges. 0 proven. 149 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-09 20:38:48,120 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-09 20:38:48,120 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1567121218] [2021-07-09 20:38:48,120 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1567121218] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-09 20:38:48,120 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1703295259] [2021-07-09 20:38:48,121 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 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 [2021-07-09 20:38:48,163 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 11 check-sat command(s) [2021-07-09 20:38:48,163 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-09 20:38:48,164 WARN L261 TraceCheckSpWp]: Trace formula consists of 113 conjuncts, 77 conjunts are in the unsatisfiable core [2021-07-09 20:38:48,166 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-09 20:38:49,225 INFO L134 CoverageAnalysis]: Checked inductivity of 149 backedges. 0 proven. 149 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-09 20:38:49,225 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1703295259] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-09 20:38:49,225 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-09 20:38:49,225 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [25, 25] total 47 [2021-07-09 20:38:49,226 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [795881318] [2021-07-09 20:38:49,226 INFO L462 AbstractCegarLoop]: Interpolant automaton has 48 states [2021-07-09 20:38:49,226 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-09 20:38:49,227 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 48 interpolants. [2021-07-09 20:38:49,228 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=152, Invalid=2104, Unknown=0, NotChecked=0, Total=2256 [2021-07-09 20:38:49,228 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-09 20:38:49,228 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-09 20:38:49,228 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 48 states, 48 states have (on average 1.9791666666666667) internal successors, (95), 47 states have internal predecessors, (95), 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) [2021-07-09 20:38:49,228 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-07-09 20:38:49,228 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-07-09 20:38:49,229 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2021-07-09 20:38:49,229 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2021-07-09 20:38:49,229 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-09 20:38:51,062 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-07-09 20:38:51,062 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-07-09 20:38:51,062 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2021-07-09 20:38:51,063 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2021-07-09 20:38:51,063 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2021-07-09 20:38:51,264 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,7 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-09 20:38:51,264 INFO L430 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-09 20:38:51,264 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-09 20:38:51,265 INFO L82 PathProgramCache]: Analyzing trace with hash -401702107, now seen corresponding path program 6 times [2021-07-09 20:38:51,265 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-09 20:38:51,265 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1539390560] [2021-07-09 20:38:51,265 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-09 20:38:51,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-09 20:38:52,025 INFO L134 CoverageAnalysis]: Checked inductivity of 193 backedges. 0 proven. 193 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-09 20:38:52,025 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-09 20:38:52,025 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1539390560] [2021-07-09 20:38:52,025 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1539390560] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-09 20:38:52,025 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [900038516] [2021-07-09 20:38:52,025 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 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 [2021-07-09 20:38:52,066 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 13 check-sat command(s) [2021-07-09 20:38:52,067 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-09 20:38:52,068 WARN L261 TraceCheckSpWp]: Trace formula consists of 123 conjuncts, 85 conjunts are in the unsatisfiable core [2021-07-09 20:38:52,070 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-09 20:38:53,225 INFO L134 CoverageAnalysis]: Checked inductivity of 193 backedges. 0 proven. 193 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-09 20:38:53,225 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [900038516] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-09 20:38:53,225 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-09 20:38:53,225 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [27, 27] total 51 [2021-07-09 20:38:53,225 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1826574638] [2021-07-09 20:38:53,226 INFO L462 AbstractCegarLoop]: Interpolant automaton has 52 states [2021-07-09 20:38:53,226 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-09 20:38:53,226 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 52 interpolants. [2021-07-09 20:38:53,227 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=155, Invalid=2497, Unknown=0, NotChecked=0, Total=2652 [2021-07-09 20:38:53,228 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-09 20:38:53,228 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-09 20:38:53,228 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 52 states, 52 states have (on average 1.9807692307692308) internal successors, (103), 51 states have internal predecessors, (103), 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) [2021-07-09 20:38:53,228 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-07-09 20:38:53,228 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-07-09 20:38:53,228 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2021-07-09 20:38:53,228 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2021-07-09 20:38:53,228 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2021-07-09 20:38:53,228 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-09 20:38:55,312 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-07-09 20:38:55,312 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-07-09 20:38:55,312 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2021-07-09 20:38:55,313 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2021-07-09 20:38:55,313 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2021-07-09 20:38:55,315 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2021-07-09 20:38:55,515 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,8 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-09 20:38:55,516 INFO L430 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-09 20:38:55,516 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-09 20:38:55,516 INFO L82 PathProgramCache]: Analyzing trace with hash -1435404119, now seen corresponding path program 7 times [2021-07-09 20:38:55,516 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-09 20:38:55,517 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2107087431] [2021-07-09 20:38:55,517 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-09 20:38:55,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-09 20:38:56,294 INFO L134 CoverageAnalysis]: Checked inductivity of 245 backedges. 0 proven. 245 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-09 20:38:56,294 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-09 20:38:56,294 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2107087431] [2021-07-09 20:38:56,295 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2107087431] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-09 20:38:56,295 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1750616889] [2021-07-09 20:38:56,295 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 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 [2021-07-09 20:38:56,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-09 20:38:56,361 WARN L261 TraceCheckSpWp]: Trace formula consists of 133 conjuncts, 93 conjunts are in the unsatisfiable core [2021-07-09 20:38:56,363 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-09 20:38:57,710 INFO L134 CoverageAnalysis]: Checked inductivity of 245 backedges. 0 proven. 245 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-09 20:38:57,711 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1750616889] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-09 20:38:57,711 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-09 20:38:57,711 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [29, 29] total 55 [2021-07-09 20:38:57,711 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [302220570] [2021-07-09 20:38:57,713 INFO L462 AbstractCegarLoop]: Interpolant automaton has 56 states [2021-07-09 20:38:57,716 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-09 20:38:57,716 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 56 interpolants. [2021-07-09 20:38:57,718 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=146, Invalid=2934, Unknown=0, NotChecked=0, Total=3080 [2021-07-09 20:38:57,718 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-09 20:38:57,718 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-09 20:38:57,720 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 56 states, 56 states have (on average 1.9821428571428572) internal successors, (111), 55 states have internal predecessors, (111), 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) [2021-07-09 20:38:57,720 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-07-09 20:38:57,720 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-07-09 20:38:57,720 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2021-07-09 20:38:57,720 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2021-07-09 20:38:57,720 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2021-07-09 20:38:57,720 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 49 states. [2021-07-09 20:38:57,720 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-09 20:38:59,389 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-07-09 20:38:59,389 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-07-09 20:38:59,389 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2021-07-09 20:38:59,389 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2021-07-09 20:38:59,389 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2021-07-09 20:38:59,389 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2021-07-09 20:38:59,389 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2021-07-09 20:38:59,592 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable6 [2021-07-09 20:38:59,593 INFO L430 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-09 20:38:59,593 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-09 20:38:59,593 INFO L82 PathProgramCache]: Analyzing trace with hash -275379155, now seen corresponding path program 8 times [2021-07-09 20:38:59,593 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-09 20:38:59,593 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [213476927] [2021-07-09 20:38:59,594 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-09 20:38:59,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-09 20:39:00,239 INFO L134 CoverageAnalysis]: Checked inductivity of 305 backedges. 225 proven. 80 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-09 20:39:00,239 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-09 20:39:00,239 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [213476927] [2021-07-09 20:39:00,239 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [213476927] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-09 20:39:00,239 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [653468896] [2021-07-09 20:39:00,240 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 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 [2021-07-09 20:39:00,276 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-07-09 20:39:00,276 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-09 20:39:00,278 WARN L261 TraceCheckSpWp]: Trace formula consists of 143 conjuncts, 101 conjunts are in the unsatisfiable core [2021-07-09 20:39:00,280 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-09 20:39:01,485 INFO L134 CoverageAnalysis]: Checked inductivity of 305 backedges. 0 proven. 305 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-09 20:39:01,486 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [653468896] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-09 20:39:01,486 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-09 20:39:01,486 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [31, 31] total 60 [2021-07-09 20:39:01,491 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [296926231] [2021-07-09 20:39:01,492 INFO L462 AbstractCegarLoop]: Interpolant automaton has 61 states [2021-07-09 20:39:01,492 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-09 20:39:01,493 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 61 interpolants. [2021-07-09 20:39:01,494 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=457, Invalid=3203, Unknown=0, NotChecked=0, Total=3660 [2021-07-09 20:39:01,494 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-09 20:39:01,494 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-09 20:39:01,494 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 61 states, 61 states have (on average 1.9672131147540983) internal successors, (120), 60 states have internal predecessors, (120), 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) [2021-07-09 20:39:01,494 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-07-09 20:39:01,494 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-07-09 20:39:01,495 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2021-07-09 20:39:01,495 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2021-07-09 20:39:01,495 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2021-07-09 20:39:01,495 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 49 states. [2021-07-09 20:39:01,495 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2021-07-09 20:39:01,495 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-09 20:39:04,229 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-07-09 20:39:04,229 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-07-09 20:39:04,229 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2021-07-09 20:39:04,229 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2021-07-09 20:39:04,229 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2021-07-09 20:39:04,229 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2021-07-09 20:39:04,229 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2021-07-09 20:39:04,229 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 89 states. [2021-07-09 20:39:04,433 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,10 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-09 20:39:04,433 INFO L430 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-09 20:39:04,433 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-09 20:39:04,433 INFO L82 PathProgramCache]: Analyzing trace with hash 483830853, now seen corresponding path program 9 times [2021-07-09 20:39:04,433 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-09 20:39:04,433 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1646804972] [2021-07-09 20:39:04,434 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-09 20:39:04,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-09 20:39:06,081 INFO L134 CoverageAnalysis]: Checked inductivity of 613 backedges. 0 proven. 613 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-09 20:39:06,081 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-09 20:39:06,081 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1646804972] [2021-07-09 20:39:06,082 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1646804972] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-09 20:39:06,082 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2105471602] [2021-07-09 20:39:06,082 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 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 [2021-07-09 20:39:06,143 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 19 check-sat command(s) [2021-07-09 20:39:06,144 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-09 20:39:06,145 WARN L261 TraceCheckSpWp]: Trace formula consists of 203 conjuncts, 149 conjunts are in the unsatisfiable core [2021-07-09 20:39:06,148 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-09 20:39:08,838 INFO L134 CoverageAnalysis]: Checked inductivity of 613 backedges. 0 proven. 613 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-09 20:39:08,838 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2105471602] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-09 20:39:08,838 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-09 20:39:08,838 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [43, 43] total 83 [2021-07-09 20:39:08,839 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [588496837] [2021-07-09 20:39:08,839 INFO L462 AbstractCegarLoop]: Interpolant automaton has 84 states [2021-07-09 20:39:08,839 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-09 20:39:08,840 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 84 interpolants. [2021-07-09 20:39:08,841 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=352, Invalid=6620, Unknown=0, NotChecked=0, Total=6972 [2021-07-09 20:39:08,841 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-09 20:39:08,841 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-09 20:39:08,842 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 84 states, 84 states have (on average 1.9880952380952381) internal successors, (167), 83 states have internal predecessors, (167), 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) [2021-07-09 20:39:08,842 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-07-09 20:39:08,842 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-07-09 20:39:08,842 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2021-07-09 20:39:08,842 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2021-07-09 20:39:08,842 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2021-07-09 20:39:08,842 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 49 states. [2021-07-09 20:39:08,842 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2021-07-09 20:39:08,842 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 89 states. [2021-07-09 20:39:08,842 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-09 20:39:11,288 WARN L205 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 73 [2021-07-09 20:39:11,589 WARN L205 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 80 [2021-07-09 20:39:11,926 WARN L205 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 87 [2021-07-09 20:39:12,261 WARN L205 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 94 [2021-07-09 20:39:12,623 WARN L205 SmtUtils]: Spent 167.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 101 [2021-07-09 20:39:12,996 WARN L205 SmtUtils]: Spent 176.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 108 [2021-07-09 20:39:13,388 WARN L205 SmtUtils]: Spent 190.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 115 [2021-07-09 20:39:13,811 WARN L205 SmtUtils]: Spent 210.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 122 [2021-07-09 20:39:14,252 WARN L205 SmtUtils]: Spent 233.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 129 [2021-07-09 20:39:14,627 WARN L205 SmtUtils]: Spent 205.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 97 [2021-07-09 20:39:15,109 WARN L205 SmtUtils]: Spent 237.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 131 [2021-07-09 20:39:15,193 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-07-09 20:39:15,194 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-07-09 20:39:15,194 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2021-07-09 20:39:15,194 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2021-07-09 20:39:15,194 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2021-07-09 20:39:15,194 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2021-07-09 20:39:15,194 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2021-07-09 20:39:15,194 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 89 states. [2021-07-09 20:39:15,194 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 67 states. [2021-07-09 20:39:15,394 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,11 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-09 20:39:15,395 INFO L430 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-09 20:39:15,395 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-09 20:39:15,395 INFO L82 PathProgramCache]: Analyzing trace with hash 828543433, now seen corresponding path program 10 times [2021-07-09 20:39:15,396 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-09 20:39:15,396 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1622787287] [2021-07-09 20:39:15,396 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-09 20:39:15,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-09 20:39:16,994 INFO L134 CoverageAnalysis]: Checked inductivity of 689 backedges. 0 proven. 689 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-09 20:39:16,995 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-09 20:39:16,995 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1622787287] [2021-07-09 20:39:16,995 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1622787287] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-09 20:39:16,995 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1641659392] [2021-07-09 20:39:16,995 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 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 [2021-07-09 20:39:17,037 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-07-09 20:39:17,038 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-09 20:39:17,040 WARN L261 TraceCheckSpWp]: Trace formula consists of 213 conjuncts, 157 conjunts are in the unsatisfiable core [2021-07-09 20:39:17,042 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-09 20:39:19,637 INFO L134 CoverageAnalysis]: Checked inductivity of 689 backedges. 0 proven. 689 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-09 20:39:19,637 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1641659392] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-09 20:39:19,637 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-09 20:39:19,637 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [45, 45] total 87 [2021-07-09 20:39:19,638 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [139409384] [2021-07-09 20:39:19,638 INFO L462 AbstractCegarLoop]: Interpolant automaton has 88 states [2021-07-09 20:39:19,638 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-09 20:39:19,638 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 88 interpolants. [2021-07-09 20:39:19,640 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=387, Invalid=7269, Unknown=0, NotChecked=0, Total=7656 [2021-07-09 20:39:19,640 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-09 20:39:19,640 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-09 20:39:19,640 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 88 states, 88 states have (on average 1.9886363636363635) internal successors, (175), 87 states have internal predecessors, (175), 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) [2021-07-09 20:39:19,640 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-07-09 20:39:19,640 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-07-09 20:39:19,641 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2021-07-09 20:39:19,641 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2021-07-09 20:39:19,641 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2021-07-09 20:39:19,641 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 49 states. [2021-07-09 20:39:19,641 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2021-07-09 20:39:19,641 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 89 states. [2021-07-09 20:39:19,641 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 67 states. [2021-07-09 20:39:19,641 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-09 20:39:22,505 WARN L205 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 74 [2021-07-09 20:39:22,891 WARN L205 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 81 [2021-07-09 20:39:23,223 WARN L205 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 88 [2021-07-09 20:39:23,594 WARN L205 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 95 [2021-07-09 20:39:23,991 WARN L205 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 102 [2021-07-09 20:39:24,379 WARN L205 SmtUtils]: Spent 174.00 ms on a formula simplification. DAG size of input: 127 DAG size of output: 109 [2021-07-09 20:39:24,801 WARN L205 SmtUtils]: Spent 190.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 116 [2021-07-09 20:39:25,210 WARN L205 SmtUtils]: Spent 191.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 116 [2021-07-09 20:39:25,624 WARN L205 SmtUtils]: Spent 196.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 116 [2021-07-09 20:39:25,964 WARN L205 SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 88 [2021-07-09 20:39:26,383 WARN L205 SmtUtils]: Spent 190.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 118 [2021-07-09 20:39:26,481 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-07-09 20:39:26,481 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-07-09 20:39:26,481 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2021-07-09 20:39:26,481 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2021-07-09 20:39:26,481 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2021-07-09 20:39:26,481 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2021-07-09 20:39:26,481 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2021-07-09 20:39:26,481 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 89 states. [2021-07-09 20:39:26,482 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 67 states. [2021-07-09 20:39:26,482 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 73 states. [2021-07-09 20:39:26,687 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9 [2021-07-09 20:39:26,687 INFO L430 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-09 20:39:26,687 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-09 20:39:26,687 INFO L82 PathProgramCache]: Analyzing trace with hash -1430776499, now seen corresponding path program 11 times [2021-07-09 20:39:26,687 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-09 20:39:26,687 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [282973793] [2021-07-09 20:39:26,687 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-09 20:39:26,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-09 20:39:28,279 INFO L134 CoverageAnalysis]: Checked inductivity of 773 backedges. 0 proven. 773 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-09 20:39:28,279 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-09 20:39:28,279 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [282973793] [2021-07-09 20:39:28,280 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [282973793] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-09 20:39:28,280 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1125236208] [2021-07-09 20:39:28,280 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 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 [2021-07-09 20:39:28,339 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 23 check-sat command(s) [2021-07-09 20:39:28,339 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-09 20:39:28,341 WARN L261 TraceCheckSpWp]: Trace formula consists of 223 conjuncts, 165 conjunts are in the unsatisfiable core [2021-07-09 20:39:28,343 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-09 20:39:31,199 INFO L134 CoverageAnalysis]: Checked inductivity of 773 backedges. 0 proven. 773 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-09 20:39:31,199 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1125236208] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-09 20:39:31,199 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-09 20:39:31,199 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [47, 47] total 91 [2021-07-09 20:39:31,200 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [203205294] [2021-07-09 20:39:31,200 INFO L462 AbstractCegarLoop]: Interpolant automaton has 92 states [2021-07-09 20:39:31,200 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-09 20:39:31,200 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 92 interpolants. [2021-07-09 20:39:31,202 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=410, Invalid=7962, Unknown=0, NotChecked=0, Total=8372 [2021-07-09 20:39:31,202 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-09 20:39:31,202 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-09 20:39:31,202 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 92 states, 92 states have (on average 1.9891304347826086) internal successors, (183), 91 states have internal predecessors, (183), 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) [2021-07-09 20:39:31,202 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-07-09 20:39:31,202 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-07-09 20:39:31,202 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2021-07-09 20:39:31,202 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2021-07-09 20:39:31,202 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2021-07-09 20:39:31,202 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 49 states. [2021-07-09 20:39:31,202 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2021-07-09 20:39:31,202 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 89 states. [2021-07-09 20:39:31,202 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 67 states. [2021-07-09 20:39:31,202 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 73 states. [2021-07-09 20:39:31,202 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-09 20:39:34,231 WARN L205 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 74 [2021-07-09 20:39:34,538 WARN L205 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 81 [2021-07-09 20:39:34,862 WARN L205 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 88 [2021-07-09 20:39:35,205 WARN L205 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 95 [2021-07-09 20:39:35,573 WARN L205 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 121 DAG size of output: 102 [2021-07-09 20:39:35,936 WARN L205 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 122 DAG size of output: 102 [2021-07-09 20:39:36,299 WARN L205 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 122 DAG size of output: 102 [2021-07-09 20:39:36,668 WARN L205 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 122 DAG size of output: 102 [2021-07-09 20:39:37,031 WARN L205 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 122 DAG size of output: 102 [2021-07-09 20:39:37,348 WARN L205 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 123 DAG size of output: 78 [2021-07-09 20:39:37,737 WARN L205 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 104 [2021-07-09 20:39:37,826 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-07-09 20:39:37,827 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-07-09 20:39:37,827 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2021-07-09 20:39:37,827 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2021-07-09 20:39:37,827 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2021-07-09 20:39:37,827 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2021-07-09 20:39:37,827 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2021-07-09 20:39:37,827 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 89 states. [2021-07-09 20:39:37,827 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 67 states. [2021-07-09 20:39:37,827 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 73 states. [2021-07-09 20:39:37,827 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 79 states. [2021-07-09 20:39:38,028 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10,13 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-09 20:39:38,028 INFO L430 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-09 20:39:38,028 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-09 20:39:38,028 INFO L82 PathProgramCache]: Analyzing trace with hash -1361561903, now seen corresponding path program 12 times [2021-07-09 20:39:38,028 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-09 20:39:38,028 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [12640655] [2021-07-09 20:39:38,029 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-09 20:39:38,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-09 20:39:39,759 INFO L134 CoverageAnalysis]: Checked inductivity of 865 backedges. 0 proven. 865 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-09 20:39:39,760 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-09 20:39:39,760 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [12640655] [2021-07-09 20:39:39,760 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [12640655] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-09 20:39:39,760 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [660125475] [2021-07-09 20:39:39,760 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 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 [2021-07-09 20:39:39,831 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 25 check-sat command(s) [2021-07-09 20:39:39,831 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-09 20:39:39,833 WARN L261 TraceCheckSpWp]: Trace formula consists of 233 conjuncts, 173 conjunts are in the unsatisfiable core [2021-07-09 20:39:39,835 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-09 20:39:42,961 INFO L134 CoverageAnalysis]: Checked inductivity of 865 backedges. 0 proven. 865 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-09 20:39:42,961 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [660125475] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-09 20:39:42,961 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-09 20:39:42,961 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [49, 49] total 95 [2021-07-09 20:39:42,961 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1645979668] [2021-07-09 20:39:42,962 INFO L462 AbstractCegarLoop]: Interpolant automaton has 96 states [2021-07-09 20:39:42,962 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-09 20:39:42,962 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 96 interpolants. [2021-07-09 20:39:42,963 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=421, Invalid=8699, Unknown=0, NotChecked=0, Total=9120 [2021-07-09 20:39:42,964 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-09 20:39:42,964 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-09 20:39:42,964 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 96 states, 96 states have (on average 1.9895833333333333) internal successors, (191), 95 states have internal predecessors, (191), 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) [2021-07-09 20:39:42,964 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-07-09 20:39:42,964 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-07-09 20:39:42,964 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2021-07-09 20:39:42,964 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2021-07-09 20:39:42,964 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2021-07-09 20:39:42,964 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 49 states. [2021-07-09 20:39:42,964 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2021-07-09 20:39:42,964 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 89 states. [2021-07-09 20:39:42,964 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 67 states. [2021-07-09 20:39:42,964 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 73 states. [2021-07-09 20:39:42,964 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 79 states. [2021-07-09 20:39:42,964 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-09 20:39:46,447 WARN L205 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 74 [2021-07-09 20:39:46,780 WARN L205 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 81 [2021-07-09 20:39:47,111 WARN L205 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 88 [2021-07-09 20:39:47,445 WARN L205 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 88 [2021-07-09 20:39:47,781 WARN L205 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 88 [2021-07-09 20:39:48,122 WARN L205 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 88 [2021-07-09 20:39:48,461 WARN L205 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 88 [2021-07-09 20:39:48,797 WARN L205 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 88 [2021-07-09 20:39:49,134 WARN L205 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 88 [2021-07-09 20:39:49,435 WARN L205 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 68 [2021-07-09 20:39:49,791 WARN L205 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 90 [2021-07-09 20:39:49,872 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-07-09 20:39:49,872 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-07-09 20:39:49,872 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2021-07-09 20:39:49,872 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2021-07-09 20:39:49,873 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2021-07-09 20:39:49,873 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2021-07-09 20:39:49,873 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2021-07-09 20:39:49,873 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 89 states. [2021-07-09 20:39:49,873 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 67 states. [2021-07-09 20:39:49,873 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 73 states. [2021-07-09 20:39:49,873 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 79 states. [2021-07-09 20:39:49,873 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 85 states. [2021-07-09 20:39:50,073 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable11 [2021-07-09 20:39:50,074 INFO L430 AbstractCegarLoop]: === Iteration 13 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-09 20:39:50,074 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-09 20:39:50,074 INFO L82 PathProgramCache]: Analyzing trace with hash 2068051541, now seen corresponding path program 13 times [2021-07-09 20:39:50,074 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-09 20:39:50,074 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1125050343] [2021-07-09 20:39:50,075 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-09 20:39:50,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-09 20:39:51,923 INFO L134 CoverageAnalysis]: Checked inductivity of 965 backedges. 0 proven. 965 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-09 20:39:51,923 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-09 20:39:51,923 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1125050343] [2021-07-09 20:39:51,923 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1125050343] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-09 20:39:51,924 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1306283873] [2021-07-09 20:39:51,924 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 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 [2021-07-09 20:39:51,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-09 20:39:51,972 WARN L261 TraceCheckSpWp]: Trace formula consists of 243 conjuncts, 181 conjunts are in the unsatisfiable core [2021-07-09 20:39:51,973 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-09 20:39:55,394 INFO L134 CoverageAnalysis]: Checked inductivity of 965 backedges. 0 proven. 965 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-09 20:39:55,394 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1306283873] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-09 20:39:55,394 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-09 20:39:55,394 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [51, 51] total 99 [2021-07-09 20:39:55,394 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1323484249] [2021-07-09 20:39:55,395 INFO L462 AbstractCegarLoop]: Interpolant automaton has 100 states [2021-07-09 20:39:55,395 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-09 20:39:55,395 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 100 interpolants. [2021-07-09 20:39:55,397 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=420, Invalid=9480, Unknown=0, NotChecked=0, Total=9900 [2021-07-09 20:39:55,397 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-09 20:39:55,397 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-09 20:39:55,398 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 100 states, 100 states have (on average 1.99) internal successors, (199), 99 states have internal predecessors, (199), 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) [2021-07-09 20:39:55,398 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-07-09 20:39:55,398 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-07-09 20:39:55,398 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2021-07-09 20:39:55,398 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2021-07-09 20:39:55,398 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2021-07-09 20:39:55,398 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 49 states. [2021-07-09 20:39:55,398 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2021-07-09 20:39:55,398 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 89 states. [2021-07-09 20:39:55,398 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 67 states. [2021-07-09 20:39:55,398 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 73 states. [2021-07-09 20:39:55,398 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 79 states. [2021-07-09 20:39:55,398 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 85 states. [2021-07-09 20:39:55,398 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-09 20:39:59,215 WARN L205 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 74 [2021-07-09 20:39:59,511 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 74 [2021-07-09 20:39:59,810 WARN L205 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 74 [2021-07-09 20:40:00,111 WARN L205 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 74 [2021-07-09 20:40:00,410 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 74 [2021-07-09 20:40:00,720 WARN L205 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 74 [2021-07-09 20:40:01,021 WARN L205 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 74 [2021-07-09 20:40:01,324 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 74 [2021-07-09 20:40:01,628 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 74 [2021-07-09 20:40:02,219 WARN L205 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 76 [2021-07-09 20:40:02,300 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-07-09 20:40:02,300 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-07-09 20:40:02,300 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2021-07-09 20:40:02,300 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2021-07-09 20:40:02,300 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2021-07-09 20:40:02,300 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2021-07-09 20:40:02,300 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2021-07-09 20:40:02,300 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 89 states. [2021-07-09 20:40:02,300 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 67 states. [2021-07-09 20:40:02,300 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 73 states. [2021-07-09 20:40:02,300 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 79 states. [2021-07-09 20:40:02,300 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 85 states. [2021-07-09 20:40:02,301 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 91 states. [2021-07-09 20:40:02,501 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12,15 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-09 20:40:02,502 INFO L430 AbstractCegarLoop]: === Iteration 14 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-09 20:40:02,502 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-09 20:40:02,502 INFO L82 PathProgramCache]: Analyzing trace with hash -1526967335, now seen corresponding path program 14 times [2021-07-09 20:40:02,502 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-09 20:40:02,502 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [682981895] [2021-07-09 20:40:02,502 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-09 20:40:02,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-09 20:40:04,537 INFO L134 CoverageAnalysis]: Checked inductivity of 1073 backedges. 0 proven. 1073 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-09 20:40:04,538 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-09 20:40:04,538 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [682981895] [2021-07-09 20:40:04,538 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [682981895] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-09 20:40:04,538 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1830681653] [2021-07-09 20:40:04,538 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 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 [2021-07-09 20:40:04,587 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-07-09 20:40:04,587 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-09 20:40:04,589 WARN L261 TraceCheckSpWp]: Trace formula consists of 253 conjuncts, 189 conjunts are in the unsatisfiable core [2021-07-09 20:40:04,590 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-09 20:40:08,425 INFO L134 CoverageAnalysis]: Checked inductivity of 1073 backedges. 0 proven. 1073 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-09 20:40:08,426 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1830681653] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-09 20:40:08,426 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-09 20:40:08,426 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [53, 53] total 103 [2021-07-09 20:40:08,426 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1951148381] [2021-07-09 20:40:08,426 INFO L462 AbstractCegarLoop]: Interpolant automaton has 104 states [2021-07-09 20:40:08,426 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-09 20:40:08,427 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 104 interpolants. [2021-07-09 20:40:08,429 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=407, Invalid=10305, Unknown=0, NotChecked=0, Total=10712 [2021-07-09 20:40:08,429 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-09 20:40:08,429 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-09 20:40:08,430 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 104 states, 104 states have (on average 1.9903846153846154) internal successors, (207), 103 states have internal predecessors, (207), 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) [2021-07-09 20:40:08,430 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-07-09 20:40:08,430 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-07-09 20:40:08,430 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2021-07-09 20:40:08,430 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2021-07-09 20:40:08,430 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2021-07-09 20:40:08,430 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 49 states. [2021-07-09 20:40:08,430 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2021-07-09 20:40:08,430 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 89 states. [2021-07-09 20:40:08,430 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 67 states. [2021-07-09 20:40:08,430 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 73 states. [2021-07-09 20:40:08,430 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 79 states. [2021-07-09 20:40:08,430 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 85 states. [2021-07-09 20:40:08,430 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 91 states. [2021-07-09 20:40:08,431 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-09 20:40:15,992 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-07-09 20:40:15,992 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-07-09 20:40:15,992 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2021-07-09 20:40:15,992 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2021-07-09 20:40:15,992 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2021-07-09 20:40:15,992 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2021-07-09 20:40:15,992 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2021-07-09 20:40:15,992 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 89 states. [2021-07-09 20:40:15,992 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 67 states. [2021-07-09 20:40:15,992 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 73 states. [2021-07-09 20:40:15,992 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 79 states. [2021-07-09 20:40:15,993 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 85 states. [2021-07-09 20:40:15,993 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 91 states. [2021-07-09 20:40:15,993 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 97 states. [2021-07-09 20:40:16,193 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 16 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable13 [2021-07-09 20:40:16,194 INFO L430 AbstractCegarLoop]: === Iteration 15 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-09 20:40:16,194 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-09 20:40:16,194 INFO L82 PathProgramCache]: Analyzing trace with hash 1484935005, now seen corresponding path program 15 times [2021-07-09 20:40:16,194 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-09 20:40:16,194 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [789902880] [2021-07-09 20:40:16,195 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-09 20:40:16,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-09 20:40:18,272 INFO L134 CoverageAnalysis]: Checked inductivity of 1189 backedges. 0 proven. 1189 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-09 20:40:18,272 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-09 20:40:18,272 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [789902880] [2021-07-09 20:40:18,272 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [789902880] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-09 20:40:18,272 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [659005818] [2021-07-09 20:40:18,272 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 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 [2021-07-09 20:40:18,372 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 31 check-sat command(s) [2021-07-09 20:40:18,372 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-09 20:40:18,376 WARN L261 TraceCheckSpWp]: Trace formula consists of 263 conjuncts, 197 conjunts are in the unsatisfiable core [2021-07-09 20:40:18,377 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-09 20:40:22,435 INFO L134 CoverageAnalysis]: Checked inductivity of 1189 backedges. 0 proven. 1189 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-09 20:40:22,435 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [659005818] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-09 20:40:22,435 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-09 20:40:22,435 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [55, 55] total 107 [2021-07-09 20:40:22,435 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1799245662] [2021-07-09 20:40:22,436 INFO L462 AbstractCegarLoop]: Interpolant automaton has 108 states [2021-07-09 20:40:22,436 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-09 20:40:22,436 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 108 interpolants. [2021-07-09 20:40:22,438 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=382, Invalid=11174, Unknown=0, NotChecked=0, Total=11556 [2021-07-09 20:40:22,438 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-09 20:40:22,438 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-09 20:40:22,439 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 108 states, 108 states have (on average 1.9907407407407407) internal successors, (215), 107 states have internal predecessors, (215), 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) [2021-07-09 20:40:22,439 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-07-09 20:40:22,439 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-07-09 20:40:22,439 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2021-07-09 20:40:22,439 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2021-07-09 20:40:22,439 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2021-07-09 20:40:22,439 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 49 states. [2021-07-09 20:40:22,439 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2021-07-09 20:40:22,439 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 89 states. [2021-07-09 20:40:22,439 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 67 states. [2021-07-09 20:40:22,439 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 73 states. [2021-07-09 20:40:22,439 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 79 states. [2021-07-09 20:40:22,439 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 85 states. [2021-07-09 20:40:22,439 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 91 states. [2021-07-09 20:40:22,439 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 97 states. [2021-07-09 20:40:22,439 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-09 20:40:29,879 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-07-09 20:40:29,879 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-07-09 20:40:29,879 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2021-07-09 20:40:29,879 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2021-07-09 20:40:29,879 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2021-07-09 20:40:29,879 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2021-07-09 20:40:29,879 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2021-07-09 20:40:29,879 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 89 states. [2021-07-09 20:40:29,879 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 67 states. [2021-07-09 20:40:29,879 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 73 states. [2021-07-09 20:40:29,879 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 79 states. [2021-07-09 20:40:29,879 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 85 states. [2021-07-09 20:40:29,879 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 91 states. [2021-07-09 20:40:29,879 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 97 states. [2021-07-09 20:40:29,880 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 103 states. [2021-07-09 20:40:30,085 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14,17 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-09 20:40:30,085 INFO L430 AbstractCegarLoop]: === Iteration 16 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-09 20:40:30,085 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-09 20:40:30,086 INFO L82 PathProgramCache]: Analyzing trace with hash -1713968927, now seen corresponding path program 16 times [2021-07-09 20:40:30,086 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-09 20:40:30,086 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [726383600] [2021-07-09 20:40:30,086 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-09 20:40:30,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-09 20:40:32,466 INFO L134 CoverageAnalysis]: Checked inductivity of 1313 backedges. 0 proven. 1313 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-09 20:40:32,466 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-09 20:40:32,466 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [726383600] [2021-07-09 20:40:32,466 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [726383600] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-09 20:40:32,466 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1552962017] [2021-07-09 20:40:32,466 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 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 [2021-07-09 20:40:32,517 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-07-09 20:40:32,518 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-09 20:40:32,520 WARN L261 TraceCheckSpWp]: Trace formula consists of 273 conjuncts, 205 conjunts are in the unsatisfiable core [2021-07-09 20:40:32,531 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-09 20:40:37,097 INFO L134 CoverageAnalysis]: Checked inductivity of 1313 backedges. 0 proven. 1313 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-09 20:40:37,098 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1552962017] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-09 20:40:37,098 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-09 20:40:37,098 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [57, 57] total 111 [2021-07-09 20:40:37,098 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1651866835] [2021-07-09 20:40:37,099 INFO L462 AbstractCegarLoop]: Interpolant automaton has 112 states [2021-07-09 20:40:37,099 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-09 20:40:37,099 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 112 interpolants. [2021-07-09 20:40:37,100 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=345, Invalid=12087, Unknown=0, NotChecked=0, Total=12432 [2021-07-09 20:40:37,100 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-09 20:40:37,100 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-09 20:40:37,101 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 112 states, 112 states have (on average 1.9910714285714286) internal successors, (223), 111 states have internal predecessors, (223), 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) [2021-07-09 20:40:37,101 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-07-09 20:40:37,101 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-07-09 20:40:37,101 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2021-07-09 20:40:37,101 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2021-07-09 20:40:37,101 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2021-07-09 20:40:37,101 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 49 states. [2021-07-09 20:40:37,101 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2021-07-09 20:40:37,101 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 89 states. [2021-07-09 20:40:37,101 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 67 states. [2021-07-09 20:40:37,101 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 73 states. [2021-07-09 20:40:37,101 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 79 states. [2021-07-09 20:40:37,101 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 85 states. [2021-07-09 20:40:37,101 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 91 states. [2021-07-09 20:40:37,101 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 97 states. [2021-07-09 20:40:37,101 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 103 states. [2021-07-09 20:40:37,101 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-09 20:40:44,608 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-07-09 20:40:44,609 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-07-09 20:40:44,609 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2021-07-09 20:40:44,609 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2021-07-09 20:40:44,609 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2021-07-09 20:40:44,609 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2021-07-09 20:40:44,609 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2021-07-09 20:40:44,609 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 89 states. [2021-07-09 20:40:44,609 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 67 states. [2021-07-09 20:40:44,609 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 73 states. [2021-07-09 20:40:44,609 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 79 states. [2021-07-09 20:40:44,609 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 85 states. [2021-07-09 20:40:44,609 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 91 states. [2021-07-09 20:40:44,609 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 97 states. [2021-07-09 20:40:44,609 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 103 states. [2021-07-09 20:40:44,613 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 109 states. [2021-07-09 20:40:44,814 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 18 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable15 [2021-07-09 20:40:44,814 INFO L430 AbstractCegarLoop]: === Iteration 17 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-09 20:40:44,814 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-09 20:40:44,814 INFO L82 PathProgramCache]: Analyzing trace with hash -2072305563, now seen corresponding path program 17 times [2021-07-09 20:40:44,814 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-09 20:40:44,814 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1949753687] [2021-07-09 20:40:44,815 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-09 20:40:44,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-09 20:40:47,279 INFO L134 CoverageAnalysis]: Checked inductivity of 1445 backedges. 0 proven. 1445 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-09 20:40:47,279 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-09 20:40:47,279 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1949753687] [2021-07-09 20:40:47,279 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1949753687] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-09 20:40:47,279 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1557675353] [2021-07-09 20:40:47,280 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 19 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 19 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-09 20:40:47,347 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 35 check-sat command(s) [2021-07-09 20:40:47,348 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-09 20:40:47,350 WARN L261 TraceCheckSpWp]: Trace formula consists of 283 conjuncts, 213 conjunts are in the unsatisfiable core [2021-07-09 20:40:47,364 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-09 20:40:52,156 INFO L134 CoverageAnalysis]: Checked inductivity of 1445 backedges. 0 proven. 1445 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-09 20:40:52,157 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1557675353] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-09 20:40:52,157 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-09 20:40:52,157 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [59, 59] total 115 [2021-07-09 20:40:52,157 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [520838202] [2021-07-09 20:40:52,157 INFO L462 AbstractCegarLoop]: Interpolant automaton has 116 states [2021-07-09 20:40:52,157 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-09 20:40:52,158 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 116 interpolants. [2021-07-09 20:40:52,159 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=296, Invalid=13044, Unknown=0, NotChecked=0, Total=13340 [2021-07-09 20:40:52,159 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-09 20:40:52,159 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-09 20:40:52,159 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 116 states, 116 states have (on average 1.9913793103448276) internal successors, (231), 115 states have internal predecessors, (231), 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) [2021-07-09 20:40:52,159 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-07-09 20:40:52,159 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-07-09 20:40:52,159 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2021-07-09 20:40:52,160 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2021-07-09 20:40:52,160 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2021-07-09 20:40:52,160 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 49 states. [2021-07-09 20:40:52,160 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2021-07-09 20:40:52,160 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 89 states. [2021-07-09 20:40:52,160 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 67 states. [2021-07-09 20:40:52,160 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 73 states. [2021-07-09 20:40:52,160 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 79 states. [2021-07-09 20:40:52,160 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 85 states. [2021-07-09 20:40:52,160 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 91 states. [2021-07-09 20:40:52,160 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 97 states. [2021-07-09 20:40:52,160 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 103 states. [2021-07-09 20:40:52,160 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 109 states. [2021-07-09 20:40:52,160 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-09 20:40:59,577 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-07-09 20:40:59,577 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-07-09 20:40:59,577 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2021-07-09 20:40:59,577 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2021-07-09 20:40:59,577 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2021-07-09 20:40:59,578 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2021-07-09 20:40:59,578 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2021-07-09 20:40:59,578 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 89 states. [2021-07-09 20:40:59,578 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 67 states. [2021-07-09 20:40:59,578 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 73 states. [2021-07-09 20:40:59,578 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 79 states. [2021-07-09 20:40:59,578 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 85 states. [2021-07-09 20:40:59,578 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 91 states. [2021-07-09 20:40:59,578 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 97 states. [2021-07-09 20:40:59,578 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 103 states. [2021-07-09 20:40:59,578 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 109 states. [2021-07-09 20:40:59,578 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 79 states. [2021-07-09 20:40:59,779 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 19 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable16 [2021-07-09 20:40:59,779 INFO L430 AbstractCegarLoop]: === Iteration 18 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-09 20:40:59,779 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-09 20:40:59,780 INFO L82 PathProgramCache]: Analyzing trace with hash -1955596823, now seen corresponding path program 18 times [2021-07-09 20:40:59,780 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-09 20:40:59,780 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [234854609] [2021-07-09 20:40:59,780 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-09 20:40:59,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-09 20:41:01,551 INFO L134 CoverageAnalysis]: Checked inductivity of 1585 backedges. 1225 proven. 360 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-09 20:41:01,551 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-09 20:41:01,551 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [234854609] [2021-07-09 20:41:01,551 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [234854609] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-09 20:41:01,552 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1125687149] [2021-07-09 20:41:01,552 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 20 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 20 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-09 20:41:01,641 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 37 check-sat command(s) [2021-07-09 20:41:01,641 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-09 20:41:01,643 WARN L261 TraceCheckSpWp]: Trace formula consists of 293 conjuncts, 221 conjunts are in the unsatisfiable core [2021-07-09 20:41:01,645 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-09 20:41:05,200 INFO L134 CoverageAnalysis]: Checked inductivity of 1585 backedges. 0 proven. 1585 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-09 20:41:05,200 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1125687149] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-09 20:41:05,200 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-09 20:41:05,201 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [61, 61] total 120 [2021-07-09 20:41:05,201 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1226560989] [2021-07-09 20:41:05,201 INFO L462 AbstractCegarLoop]: Interpolant automaton has 121 states [2021-07-09 20:41:05,201 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-09 20:41:05,202 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 121 interpolants. [2021-07-09 20:41:05,202 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1877, Invalid=12643, Unknown=0, NotChecked=0, Total=14520 [2021-07-09 20:41:05,202 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-09 20:41:05,203 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-09 20:41:05,203 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 121 states, 121 states have (on average 1.9834710743801653) internal successors, (240), 120 states have internal predecessors, (240), 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) [2021-07-09 20:41:05,203 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-07-09 20:41:05,203 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-07-09 20:41:05,203 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2021-07-09 20:41:05,203 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2021-07-09 20:41:05,203 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2021-07-09 20:41:05,203 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 49 states. [2021-07-09 20:41:05,203 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2021-07-09 20:41:05,203 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 89 states. [2021-07-09 20:41:05,203 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 67 states. [2021-07-09 20:41:05,203 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 73 states. [2021-07-09 20:41:05,203 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 79 states. [2021-07-09 20:41:05,204 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 85 states. [2021-07-09 20:41:05,204 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 91 states. [2021-07-09 20:41:05,204 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 97 states. [2021-07-09 20:41:05,204 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 103 states. [2021-07-09 20:41:05,204 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 109 states. [2021-07-09 20:41:05,204 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 79 states. [2021-07-09 20:41:05,204 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-09 20:41:13,544 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-07-09 20:41:13,545 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-07-09 20:41:13,545 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2021-07-09 20:41:13,545 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2021-07-09 20:41:13,545 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2021-07-09 20:41:13,545 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2021-07-09 20:41:13,545 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2021-07-09 20:41:13,545 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 89 states. [2021-07-09 20:41:13,545 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 67 states. [2021-07-09 20:41:13,545 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 73 states. [2021-07-09 20:41:13,545 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 79 states. [2021-07-09 20:41:13,545 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 85 states. [2021-07-09 20:41:13,545 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 91 states. [2021-07-09 20:41:13,545 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 97 states. [2021-07-09 20:41:13,545 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 103 states. [2021-07-09 20:41:13,545 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 109 states. [2021-07-09 20:41:13,545 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 79 states. [2021-07-09 20:41:13,545 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 179 states. [2021-07-09 20:41:13,749 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 20 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable17 [2021-07-09 20:41:13,749 INFO L430 AbstractCegarLoop]: === Iteration 19 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-09 20:41:13,749 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-09 20:41:13,749 INFO L82 PathProgramCache]: Analyzing trace with hash -886257515, now seen corresponding path program 19 times [2021-07-09 20:41:13,749 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-09 20:41:13,749 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [815122502] [2021-07-09 20:41:13,749 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-09 20:41:13,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-09 20:41:18,324 INFO L134 CoverageAnalysis]: Checked inductivity of 2813 backedges. 0 proven. 2813 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-09 20:41:18,324 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-09 20:41:18,324 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [815122502] [2021-07-09 20:41:18,324 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [815122502] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-09 20:41:18,324 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1111251419] [2021-07-09 20:41:18,324 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 21 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 21 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-09 20:41:18,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-09 20:41:18,409 WARN L261 TraceCheckSpWp]: Trace formula consists of 403 conjuncts, 309 conjunts are in the unsatisfiable core [2021-07-09 20:41:18,412 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-09 20:41:27,668 INFO L134 CoverageAnalysis]: Checked inductivity of 2813 backedges. 0 proven. 2813 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-09 20:41:27,668 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1111251419] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-09 20:41:27,668 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-09 20:41:27,669 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [83, 83] total 163 [2021-07-09 20:41:27,669 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1159419277] [2021-07-09 20:41:27,669 INFO L462 AbstractCegarLoop]: Interpolant automaton has 164 states [2021-07-09 20:41:27,669 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-09 20:41:27,670 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 164 interpolants. [2021-07-09 20:41:27,671 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1082, Invalid=25650, Unknown=0, NotChecked=0, Total=26732 [2021-07-09 20:41:27,671 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-09 20:41:27,671 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-09 20:41:27,672 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 164 states, 164 states have (on average 1.9939024390243902) internal successors, (327), 163 states have internal predecessors, (327), 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) [2021-07-09 20:41:27,672 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-07-09 20:41:27,672 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-07-09 20:41:27,672 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2021-07-09 20:41:27,672 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2021-07-09 20:41:27,672 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2021-07-09 20:41:27,672 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 49 states. [2021-07-09 20:41:27,672 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2021-07-09 20:41:27,672 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 89 states. [2021-07-09 20:41:27,672 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 67 states. [2021-07-09 20:41:27,672 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 73 states. [2021-07-09 20:41:27,672 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 79 states. [2021-07-09 20:41:27,672 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 85 states. [2021-07-09 20:41:27,672 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 91 states. [2021-07-09 20:41:27,672 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 97 states. [2021-07-09 20:41:27,673 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 103 states. [2021-07-09 20:41:27,673 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 109 states. [2021-07-09 20:41:27,673 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 79 states. [2021-07-09 20:41:27,673 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 179 states. [2021-07-09 20:41:27,673 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-09 20:41:31,366 WARN L205 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 73 [2021-07-09 20:41:31,833 WARN L205 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 80 [2021-07-09 20:41:32,301 WARN L205 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 87 [2021-07-09 20:41:32,789 WARN L205 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 94 [2021-07-09 20:41:33,327 WARN L205 SmtUtils]: Spent 189.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 101 [2021-07-09 20:41:33,972 WARN L205 SmtUtils]: Spent 177.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 108 [2021-07-09 20:41:34,528 WARN L205 SmtUtils]: Spent 191.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 115 [2021-07-09 20:41:35,120 WARN L205 SmtUtils]: Spent 221.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 122 [2021-07-09 20:41:35,724 WARN L205 SmtUtils]: Spent 227.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 129 [2021-07-09 20:41:36,352 WARN L205 SmtUtils]: Spent 247.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 136 [2021-07-09 20:41:37,013 WARN L205 SmtUtils]: Spent 260.00 ms on a formula simplification. DAG size of input: 165 DAG size of output: 143 [2021-07-09 20:41:37,680 WARN L205 SmtUtils]: Spent 278.00 ms on a formula simplification. DAG size of input: 173 DAG size of output: 150 [2021-07-09 20:41:38,383 WARN L205 SmtUtils]: Spent 309.00 ms on a formula simplification. DAG size of input: 181 DAG size of output: 157 [2021-07-09 20:41:39,103 WARN L205 SmtUtils]: Spent 318.00 ms on a formula simplification. DAG size of input: 189 DAG size of output: 164 [2021-07-09 20:41:39,849 WARN L205 SmtUtils]: Spent 338.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 171 [2021-07-09 20:41:40,630 WARN L205 SmtUtils]: Spent 356.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 178 [2021-07-09 20:41:41,428 WARN L205 SmtUtils]: Spent 376.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 185 [2021-07-09 20:41:42,257 WARN L205 SmtUtils]: Spent 395.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 192 [2021-07-09 20:41:43,105 WARN L205 SmtUtils]: Spent 415.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 199 [2021-07-09 20:41:43,991 WARN L205 SmtUtils]: Spent 441.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 206 [2021-07-09 20:41:44,901 WARN L205 SmtUtils]: Spent 467.00 ms on a formula simplification. DAG size of input: 245 DAG size of output: 213 [2021-07-09 20:41:45,846 WARN L205 SmtUtils]: Spent 488.00 ms on a formula simplification. DAG size of input: 253 DAG size of output: 220 [2021-07-09 20:41:46,822 WARN L205 SmtUtils]: Spent 524.00 ms on a formula simplification. DAG size of input: 261 DAG size of output: 227 [2021-07-09 20:41:47,823 WARN L205 SmtUtils]: Spent 540.00 ms on a formula simplification. DAG size of input: 269 DAG size of output: 234 [2021-07-09 20:41:48,861 WARN L205 SmtUtils]: Spent 572.00 ms on a formula simplification. DAG size of input: 277 DAG size of output: 241 [2021-07-09 20:41:49,917 WARN L205 SmtUtils]: Spent 585.00 ms on a formula simplification. DAG size of input: 285 DAG size of output: 248 [2021-07-09 20:41:51,033 WARN L205 SmtUtils]: Spent 624.00 ms on a formula simplification. DAG size of input: 293 DAG size of output: 255 [2021-07-09 20:41:52,161 WARN L205 SmtUtils]: Spent 646.00 ms on a formula simplification. DAG size of input: 301 DAG size of output: 262 [2021-07-09 20:41:53,324 WARN L205 SmtUtils]: Spent 671.00 ms on a formula simplification. DAG size of input: 309 DAG size of output: 269 [2021-07-09 20:41:54,316 WARN L205 SmtUtils]: Spent 575.00 ms on a formula simplification. DAG size of input: 310 DAG size of output: 197 [2021-07-09 20:41:55,512 WARN L205 SmtUtils]: Spent 685.00 ms on a formula simplification. DAG size of input: 311 DAG size of output: 271 [2021-07-09 20:41:55,666 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-07-09 20:41:55,667 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-07-09 20:41:55,667 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2021-07-09 20:41:55,667 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2021-07-09 20:41:55,667 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2021-07-09 20:41:55,667 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2021-07-09 20:41:55,667 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2021-07-09 20:41:55,667 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 89 states. [2021-07-09 20:41:55,667 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 67 states. [2021-07-09 20:41:55,667 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 73 states. [2021-07-09 20:41:55,667 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 79 states. [2021-07-09 20:41:55,667 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 85 states. [2021-07-09 20:41:55,667 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 91 states. [2021-07-09 20:41:55,667 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 97 states. [2021-07-09 20:41:55,667 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 103 states. [2021-07-09 20:41:55,667 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 109 states. [2021-07-09 20:41:55,667 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 79 states. [2021-07-09 20:41:55,667 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 179 states. [2021-07-09 20:41:55,667 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 127 states. [2021-07-09 20:41:55,868 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18,21 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-09 20:41:55,868 INFO L430 AbstractCegarLoop]: === Iteration 20 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-09 20:41:55,869 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-09 20:41:55,869 INFO L82 PathProgramCache]: Analyzing trace with hash -633928167, now seen corresponding path program 20 times [2021-07-09 20:41:55,869 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-09 20:41:55,869 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1955354691] [2021-07-09 20:41:55,869 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-09 20:41:55,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-09 20:42:00,507 INFO L134 CoverageAnalysis]: Checked inductivity of 2969 backedges. 0 proven. 2969 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-09 20:42:00,507 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-09 20:42:00,507 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1955354691] [2021-07-09 20:42:00,508 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1955354691] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-09 20:42:00,508 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [734180948] [2021-07-09 20:42:00,508 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 22 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 22 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-09 20:42:00,580 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-07-09 20:42:00,580 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-09 20:42:00,583 WARN L261 TraceCheckSpWp]: Trace formula consists of 413 conjuncts, 317 conjunts are in the unsatisfiable core [2021-07-09 20:42:00,591 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-09 20:42:08,771 INFO L134 CoverageAnalysis]: Checked inductivity of 2969 backedges. 0 proven. 2969 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-09 20:42:08,771 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [734180948] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-09 20:42:08,771 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-09 20:42:08,771 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [85, 85] total 167 [2021-07-09 20:42:08,771 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [769123703] [2021-07-09 20:42:08,772 INFO L462 AbstractCegarLoop]: Interpolant automaton has 168 states [2021-07-09 20:42:08,772 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-09 20:42:08,772 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 168 interpolants. [2021-07-09 20:42:08,774 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1157, Invalid=26899, Unknown=0, NotChecked=0, Total=28056 [2021-07-09 20:42:08,774 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-09 20:42:08,774 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-09 20:42:08,774 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 168 states, 168 states have (on average 1.994047619047619) internal successors, (335), 167 states have internal predecessors, (335), 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) [2021-07-09 20:42:08,774 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-07-09 20:42:08,774 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-07-09 20:42:08,774 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2021-07-09 20:42:08,774 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2021-07-09 20:42:08,775 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2021-07-09 20:42:08,775 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 49 states. [2021-07-09 20:42:08,775 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2021-07-09 20:42:08,775 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 89 states. [2021-07-09 20:42:08,775 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 67 states. [2021-07-09 20:42:08,775 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 73 states. [2021-07-09 20:42:08,775 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 79 states. [2021-07-09 20:42:08,775 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 85 states. [2021-07-09 20:42:08,775 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 91 states. [2021-07-09 20:42:08,775 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 97 states. [2021-07-09 20:42:08,775 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 103 states. [2021-07-09 20:42:08,775 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 109 states. [2021-07-09 20:42:08,775 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 79 states. [2021-07-09 20:42:08,775 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 179 states. [2021-07-09 20:42:08,775 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 127 states. [2021-07-09 20:42:08,775 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-09 20:42:13,188 WARN L205 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 74 [2021-07-09 20:42:13,659 WARN L205 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 81 [2021-07-09 20:42:14,133 WARN L205 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 88 [2021-07-09 20:42:14,633 WARN L205 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 95 [2021-07-09 20:42:15,161 WARN L205 SmtUtils]: Spent 170.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 102 [2021-07-09 20:42:15,699 WARN L205 SmtUtils]: Spent 173.00 ms on a formula simplification. DAG size of input: 127 DAG size of output: 109 [2021-07-09 20:42:16,257 WARN L205 SmtUtils]: Spent 190.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 116 [2021-07-09 20:42:16,857 WARN L205 SmtUtils]: Spent 222.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 123 [2021-07-09 20:42:17,463 WARN L205 SmtUtils]: Spent 225.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 130 [2021-07-09 20:42:18,091 WARN L205 SmtUtils]: Spent 241.00 ms on a formula simplification. DAG size of input: 159 DAG size of output: 137 [2021-07-09 20:42:18,756 WARN L205 SmtUtils]: Spent 259.00 ms on a formula simplification. DAG size of input: 167 DAG size of output: 144 [2021-07-09 20:42:19,442 WARN L205 SmtUtils]: Spent 279.00 ms on a formula simplification. DAG size of input: 175 DAG size of output: 151 [2021-07-09 20:42:20,156 WARN L205 SmtUtils]: Spent 309.00 ms on a formula simplification. DAG size of input: 183 DAG size of output: 158 [2021-07-09 20:42:20,879 WARN L205 SmtUtils]: Spent 315.00 ms on a formula simplification. DAG size of input: 191 DAG size of output: 165 [2021-07-09 20:42:21,630 WARN L205 SmtUtils]: Spent 335.00 ms on a formula simplification. DAG size of input: 199 DAG size of output: 172 [2021-07-09 20:42:22,431 WARN L205 SmtUtils]: Spent 352.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 179 [2021-07-09 20:42:23,233 WARN L205 SmtUtils]: Spent 372.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 186 [2021-07-09 20:42:24,070 WARN L205 SmtUtils]: Spent 393.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 193 [2021-07-09 20:42:24,926 WARN L205 SmtUtils]: Spent 416.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 200 [2021-07-09 20:42:25,824 WARN L205 SmtUtils]: Spent 443.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 207 [2021-07-09 20:42:26,740 WARN L205 SmtUtils]: Spent 464.00 ms on a formula simplification. DAG size of input: 247 DAG size of output: 214 [2021-07-09 20:42:27,693 WARN L205 SmtUtils]: Spent 486.00 ms on a formula simplification. DAG size of input: 255 DAG size of output: 221 [2021-07-09 20:42:28,675 WARN L205 SmtUtils]: Spent 518.00 ms on a formula simplification. DAG size of input: 263 DAG size of output: 228 [2021-07-09 20:42:29,682 WARN L205 SmtUtils]: Spent 538.00 ms on a formula simplification. DAG size of input: 271 DAG size of output: 235 [2021-07-09 20:42:30,735 WARN L205 SmtUtils]: Spent 568.00 ms on a formula simplification. DAG size of input: 279 DAG size of output: 242 [2021-07-09 20:42:31,811 WARN L205 SmtUtils]: Spent 595.00 ms on a formula simplification. DAG size of input: 287 DAG size of output: 249 [2021-07-09 20:42:32,908 WARN L205 SmtUtils]: Spent 607.00 ms on a formula simplification. DAG size of input: 295 DAG size of output: 256 [2021-07-09 20:42:34,021 WARN L205 SmtUtils]: Spent 621.00 ms on a formula simplification. DAG size of input: 296 DAG size of output: 256 [2021-07-09 20:42:35,117 WARN L205 SmtUtils]: Spent 606.00 ms on a formula simplification. DAG size of input: 296 DAG size of output: 256 [2021-07-09 20:42:36,058 WARN L205 SmtUtils]: Spent 522.00 ms on a formula simplification. DAG size of input: 297 DAG size of output: 188 [2021-07-09 20:42:37,192 WARN L205 SmtUtils]: Spent 620.00 ms on a formula simplification. DAG size of input: 298 DAG size of output: 258 [2021-07-09 20:42:37,356 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-07-09 20:42:37,357 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-07-09 20:42:37,357 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2021-07-09 20:42:37,357 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2021-07-09 20:42:37,357 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2021-07-09 20:42:37,357 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2021-07-09 20:42:37,357 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2021-07-09 20:42:37,357 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 89 states. [2021-07-09 20:42:37,357 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 67 states. [2021-07-09 20:42:37,357 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 73 states. [2021-07-09 20:42:37,357 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 79 states. [2021-07-09 20:42:37,357 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 85 states. [2021-07-09 20:42:37,357 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 91 states. [2021-07-09 20:42:37,357 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 97 states. [2021-07-09 20:42:37,357 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 103 states. [2021-07-09 20:42:37,357 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 109 states. [2021-07-09 20:42:37,357 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 79 states. [2021-07-09 20:42:37,357 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 179 states. [2021-07-09 20:42:37,357 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 127 states. [2021-07-09 20:42:37,357 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 133 states. [2021-07-09 20:42:37,558 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19,22 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-09 20:42:37,558 INFO L430 AbstractCegarLoop]: === Iteration 21 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-09 20:42:37,559 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-09 20:42:37,559 INFO L82 PathProgramCache]: Analyzing trace with hash -1222712931, now seen corresponding path program 21 times [2021-07-09 20:42:37,559 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-09 20:42:37,559 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1520842078] [2021-07-09 20:42:37,559 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-09 20:42:37,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-09 20:42:42,222 INFO L134 CoverageAnalysis]: Checked inductivity of 3133 backedges. 0 proven. 3133 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-09 20:42:42,223 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-09 20:42:42,223 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1520842078] [2021-07-09 20:42:42,223 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1520842078] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-09 20:42:42,223 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [275407931] [2021-07-09 20:42:42,223 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 23 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 23 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-09 20:42:42,392 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 43 check-sat command(s) [2021-07-09 20:42:42,392 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-09 20:42:42,397 WARN L261 TraceCheckSpWp]: Trace formula consists of 423 conjuncts, 325 conjunts are in the unsatisfiable core [2021-07-09 20:42:42,399 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-09 20:42:50,986 INFO L134 CoverageAnalysis]: Checked inductivity of 3133 backedges. 0 proven. 3133 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-09 20:42:50,986 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [275407931] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-09 20:42:50,986 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-09 20:42:50,986 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [87, 87] total 171 [2021-07-09 20:42:50,986 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1497177728] [2021-07-09 20:42:50,986 INFO L462 AbstractCegarLoop]: Interpolant automaton has 172 states [2021-07-09 20:42:50,986 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-09 20:42:50,987 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 172 interpolants. [2021-07-09 20:42:50,988 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1220, Invalid=28192, Unknown=0, NotChecked=0, Total=29412 [2021-07-09 20:42:50,988 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-09 20:42:50,988 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-09 20:42:50,988 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 172 states, 172 states have (on average 1.994186046511628) internal successors, (343), 171 states have internal predecessors, (343), 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) [2021-07-09 20:42:50,988 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-07-09 20:42:50,988 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-07-09 20:42:50,988 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2021-07-09 20:42:50,988 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2021-07-09 20:42:50,988 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2021-07-09 20:42:50,988 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 49 states. [2021-07-09 20:42:50,988 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2021-07-09 20:42:50,988 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 89 states. [2021-07-09 20:42:50,989 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 67 states. [2021-07-09 20:42:50,989 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 73 states. [2021-07-09 20:42:50,989 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 79 states. [2021-07-09 20:42:50,989 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 85 states. [2021-07-09 20:42:50,989 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 91 states. [2021-07-09 20:42:50,989 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 97 states. [2021-07-09 20:42:50,989 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 103 states. [2021-07-09 20:42:50,989 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 109 states. [2021-07-09 20:42:50,989 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 79 states. [2021-07-09 20:42:50,989 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 179 states. [2021-07-09 20:42:50,989 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 127 states. [2021-07-09 20:42:50,989 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 133 states. [2021-07-09 20:42:50,989 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-09 20:42:56,351 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 74 [2021-07-09 20:42:56,842 WARN L205 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 81 [2021-07-09 20:42:57,339 WARN L205 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 88 [2021-07-09 20:42:57,857 WARN L205 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 95 [2021-07-09 20:42:58,407 WARN L205 SmtUtils]: Spent 172.00 ms on a formula simplification. DAG size of input: 121 DAG size of output: 102 [2021-07-09 20:42:58,969 WARN L205 SmtUtils]: Spent 177.00 ms on a formula simplification. DAG size of input: 129 DAG size of output: 109 [2021-07-09 20:42:59,550 WARN L205 SmtUtils]: Spent 192.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 116 [2021-07-09 20:43:00,166 WARN L205 SmtUtils]: Spent 207.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 123 [2021-07-09 20:43:00,793 WARN L205 SmtUtils]: Spent 224.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 130 [2021-07-09 20:43:01,446 WARN L205 SmtUtils]: Spent 241.00 ms on a formula simplification. DAG size of input: 161 DAG size of output: 137 [2021-07-09 20:43:02,135 WARN L205 SmtUtils]: Spent 262.00 ms on a formula simplification. DAG size of input: 169 DAG size of output: 144 [2021-07-09 20:43:02,834 WARN L205 SmtUtils]: Spent 280.00 ms on a formula simplification. DAG size of input: 177 DAG size of output: 151 [2021-07-09 20:43:03,566 WARN L205 SmtUtils]: Spent 308.00 ms on a formula simplification. DAG size of input: 185 DAG size of output: 158 [2021-07-09 20:43:04,317 WARN L205 SmtUtils]: Spent 315.00 ms on a formula simplification. DAG size of input: 193 DAG size of output: 165 [2021-07-09 20:43:05,098 WARN L205 SmtUtils]: Spent 342.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 172 [2021-07-09 20:43:05,894 WARN L205 SmtUtils]: Spent 351.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 179 [2021-07-09 20:43:06,739 WARN L205 SmtUtils]: Spent 391.00 ms on a formula simplification. DAG size of input: 217 DAG size of output: 186 [2021-07-09 20:43:07,601 WARN L205 SmtUtils]: Spent 397.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 193 [2021-07-09 20:43:08,517 WARN L205 SmtUtils]: Spent 431.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 200 [2021-07-09 20:43:09,432 WARN L205 SmtUtils]: Spent 444.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 207 [2021-07-09 20:43:10,380 WARN L205 SmtUtils]: Spent 473.00 ms on a formula simplification. DAG size of input: 249 DAG size of output: 214 [2021-07-09 20:43:11,357 WARN L205 SmtUtils]: Spent 491.00 ms on a formula simplification. DAG size of input: 257 DAG size of output: 221 [2021-07-09 20:43:12,390 WARN L205 SmtUtils]: Spent 525.00 ms on a formula simplification. DAG size of input: 265 DAG size of output: 228 [2021-07-09 20:43:13,428 WARN L205 SmtUtils]: Spent 546.00 ms on a formula simplification. DAG size of input: 273 DAG size of output: 235 [2021-07-09 20:43:14,506 WARN L205 SmtUtils]: Spent 561.00 ms on a formula simplification. DAG size of input: 281 DAG size of output: 242 [2021-07-09 20:43:15,580 WARN L205 SmtUtils]: Spent 573.00 ms on a formula simplification. DAG size of input: 282 DAG size of output: 242 [2021-07-09 20:43:16,644 WARN L205 SmtUtils]: Spent 557.00 ms on a formula simplification. DAG size of input: 282 DAG size of output: 242 [2021-07-09 20:43:17,729 WARN L205 SmtUtils]: Spent 561.00 ms on a formula simplification. DAG size of input: 282 DAG size of output: 242 [2021-07-09 20:43:18,801 WARN L205 SmtUtils]: Spent 568.00 ms on a formula simplification. DAG size of input: 282 DAG size of output: 242 [2021-07-09 20:43:19,702 WARN L205 SmtUtils]: Spent 483.00 ms on a formula simplification. DAG size of input: 283 DAG size of output: 178 [2021-07-09 20:43:20,804 WARN L205 SmtUtils]: Spent 567.00 ms on a formula simplification. DAG size of input: 284 DAG size of output: 244 [2021-07-09 20:43:20,974 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-07-09 20:43:20,974 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-07-09 20:43:20,974 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2021-07-09 20:43:20,974 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2021-07-09 20:43:20,974 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2021-07-09 20:43:20,974 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2021-07-09 20:43:20,974 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2021-07-09 20:43:20,974 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 89 states. [2021-07-09 20:43:20,974 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 67 states. [2021-07-09 20:43:20,974 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 73 states. [2021-07-09 20:43:20,974 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 79 states. [2021-07-09 20:43:20,974 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 85 states. [2021-07-09 20:43:20,975 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 91 states. [2021-07-09 20:43:20,975 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 97 states. [2021-07-09 20:43:20,975 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 103 states. [2021-07-09 20:43:20,975 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 109 states. [2021-07-09 20:43:20,975 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 79 states. [2021-07-09 20:43:20,975 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 179 states. [2021-07-09 20:43:20,975 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 127 states. [2021-07-09 20:43:20,975 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 133 states. [2021-07-09 20:43:20,981 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 139 states. [2021-07-09 20:43:21,181 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20,23 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-09 20:43:21,182 INFO L430 AbstractCegarLoop]: === Iteration 22 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-09 20:43:21,182 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-09 20:43:21,182 INFO L82 PathProgramCache]: Analyzing trace with hash -572171487, now seen corresponding path program 22 times [2021-07-09 20:43:21,182 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-09 20:43:21,182 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2003997124] [2021-07-09 20:43:21,182 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-09 20:43:21,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-09 20:43:26,294 INFO L134 CoverageAnalysis]: Checked inductivity of 3305 backedges. 0 proven. 3305 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-09 20:43:26,294 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-09 20:43:26,294 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2003997124] [2021-07-09 20:43:26,294 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2003997124] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-09 20:43:26,294 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [340166514] [2021-07-09 20:43:26,294 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 24 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 24 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-09 20:43:26,372 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-07-09 20:43:26,372 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-09 20:43:26,376 WARN L261 TraceCheckSpWp]: Trace formula consists of 433 conjuncts, 333 conjunts are in the unsatisfiable core [2021-07-09 20:43:26,378 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-09 20:43:35,536 INFO L134 CoverageAnalysis]: Checked inductivity of 3305 backedges. 0 proven. 3305 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-09 20:43:35,536 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [340166514] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-09 20:43:35,536 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-09 20:43:35,537 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [89, 89] total 175 [2021-07-09 20:43:35,537 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [24217659] [2021-07-09 20:43:35,537 INFO L462 AbstractCegarLoop]: Interpolant automaton has 176 states [2021-07-09 20:43:35,537 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-09 20:43:35,537 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 176 interpolants. [2021-07-09 20:43:35,538 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1271, Invalid=29529, Unknown=0, NotChecked=0, Total=30800 [2021-07-09 20:43:35,538 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-09 20:43:35,538 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-09 20:43:35,539 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 176 states, 176 states have (on average 1.9943181818181819) internal successors, (351), 175 states have internal predecessors, (351), 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) [2021-07-09 20:43:35,539 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-07-09 20:43:35,539 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-07-09 20:43:35,539 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2021-07-09 20:43:35,539 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2021-07-09 20:43:35,539 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2021-07-09 20:43:35,539 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 49 states. [2021-07-09 20:43:35,539 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2021-07-09 20:43:35,539 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 89 states. [2021-07-09 20:43:35,539 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 67 states. [2021-07-09 20:43:35,539 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 73 states. [2021-07-09 20:43:35,539 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 79 states. [2021-07-09 20:43:35,539 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 85 states. [2021-07-09 20:43:35,539 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 91 states. [2021-07-09 20:43:35,539 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 97 states. [2021-07-09 20:43:35,539 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 103 states. [2021-07-09 20:43:35,539 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 109 states. [2021-07-09 20:43:35,539 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 79 states. [2021-07-09 20:43:35,539 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 179 states. [2021-07-09 20:43:35,539 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 127 states. [2021-07-09 20:43:35,539 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 133 states. [2021-07-09 20:43:35,539 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 139 states. [2021-07-09 20:43:35,540 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-09 20:43:41,453 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 74 [2021-07-09 20:43:41,944 WARN L205 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 81 [2021-07-09 20:43:42,435 WARN L205 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 88 [2021-07-09 20:43:42,950 WARN L205 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 95 [2021-07-09 20:43:43,483 WARN L205 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 123 DAG size of output: 102 [2021-07-09 20:43:44,083 WARN L205 SmtUtils]: Spent 175.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 109 [2021-07-09 20:43:44,661 WARN L205 SmtUtils]: Spent 191.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 116 [2021-07-09 20:43:45,263 WARN L205 SmtUtils]: Spent 207.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 123 [2021-07-09 20:43:45,899 WARN L205 SmtUtils]: Spent 225.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 130 [2021-07-09 20:43:46,544 WARN L205 SmtUtils]: Spent 241.00 ms on a formula simplification. DAG size of input: 163 DAG size of output: 137 [2021-07-09 20:43:47,224 WARN L205 SmtUtils]: Spent 273.00 ms on a formula simplification. DAG size of input: 171 DAG size of output: 144 [2021-07-09 20:43:47,917 WARN L205 SmtUtils]: Spent 279.00 ms on a formula simplification. DAG size of input: 179 DAG size of output: 151 [2021-07-09 20:43:48,632 WARN L205 SmtUtils]: Spent 296.00 ms on a formula simplification. DAG size of input: 187 DAG size of output: 158 [2021-07-09 20:43:49,384 WARN L205 SmtUtils]: Spent 315.00 ms on a formula simplification. DAG size of input: 195 DAG size of output: 165 [2021-07-09 20:43:50,150 WARN L205 SmtUtils]: Spent 334.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 172 [2021-07-09 20:43:50,954 WARN L205 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 179 [2021-07-09 20:43:51,782 WARN L205 SmtUtils]: Spent 381.00 ms on a formula simplification. DAG size of input: 219 DAG size of output: 186 [2021-07-09 20:43:52,654 WARN L205 SmtUtils]: Spent 396.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 193 [2021-07-09 20:43:53,523 WARN L205 SmtUtils]: Spent 413.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 200 [2021-07-09 20:43:54,530 WARN L205 SmtUtils]: Spent 534.00 ms on a formula simplification. DAG size of input: 243 DAG size of output: 207 [2021-07-09 20:43:55,471 WARN L205 SmtUtils]: Spent 473.00 ms on a formula simplification. DAG size of input: 251 DAG size of output: 214 [2021-07-09 20:43:56,453 WARN L205 SmtUtils]: Spent 486.00 ms on a formula simplification. DAG size of input: 259 DAG size of output: 221 [2021-07-09 20:43:57,460 WARN L205 SmtUtils]: Spent 523.00 ms on a formula simplification. DAG size of input: 267 DAG size of output: 228 [2021-07-09 20:43:58,457 WARN L205 SmtUtils]: Spent 512.00 ms on a formula simplification. DAG size of input: 268 DAG size of output: 228 [2021-07-09 20:43:59,459 WARN L205 SmtUtils]: Spent 507.00 ms on a formula simplification. DAG size of input: 268 DAG size of output: 228 [2021-07-09 20:44:00,451 WARN L205 SmtUtils]: Spent 505.00 ms on a formula simplification. DAG size of input: 268 DAG size of output: 228 [2021-07-09 20:44:01,459 WARN L205 SmtUtils]: Spent 512.00 ms on a formula simplification. DAG size of input: 268 DAG size of output: 228 [2021-07-09 20:44:02,465 WARN L205 SmtUtils]: Spent 518.00 ms on a formula simplification. DAG size of input: 268 DAG size of output: 228 [2021-07-09 20:44:03,467 WARN L205 SmtUtils]: Spent 517.00 ms on a formula simplification. DAG size of input: 268 DAG size of output: 228 [2021-07-09 20:44:04,323 WARN L205 SmtUtils]: Spent 450.00 ms on a formula simplification. DAG size of input: 269 DAG size of output: 168 [2021-07-09 20:44:05,352 WARN L205 SmtUtils]: Spent 517.00 ms on a formula simplification. DAG size of input: 270 DAG size of output: 230 [2021-07-09 20:44:05,512 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-07-09 20:44:05,512 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-07-09 20:44:05,512 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2021-07-09 20:44:05,512 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2021-07-09 20:44:05,512 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2021-07-09 20:44:05,512 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2021-07-09 20:44:05,512 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2021-07-09 20:44:05,512 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 89 states. [2021-07-09 20:44:05,513 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 67 states. [2021-07-09 20:44:05,513 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 73 states. [2021-07-09 20:44:05,513 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 79 states. [2021-07-09 20:44:05,513 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 85 states. [2021-07-09 20:44:05,513 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 91 states. [2021-07-09 20:44:05,513 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 97 states. [2021-07-09 20:44:05,513 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 103 states. [2021-07-09 20:44:05,513 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 109 states. [2021-07-09 20:44:05,513 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 79 states. [2021-07-09 20:44:05,513 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 179 states. [2021-07-09 20:44:05,513 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 127 states. [2021-07-09 20:44:05,513 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 133 states. [2021-07-09 20:44:05,513 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 139 states. [2021-07-09 20:44:05,514 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 145 states. [2021-07-09 20:44:05,714 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 24 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable21 [2021-07-09 20:44:05,714 INFO L430 AbstractCegarLoop]: === Iteration 23 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-09 20:44:05,715 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-09 20:44:05,715 INFO L82 PathProgramCache]: Analyzing trace with hash -502566235, now seen corresponding path program 23 times [2021-07-09 20:44:05,715 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-09 20:44:05,715 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1298672033] [2021-07-09 20:44:05,715 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-09 20:44:05,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-09 20:44:10,937 INFO L134 CoverageAnalysis]: Checked inductivity of 3485 backedges. 0 proven. 3485 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-09 20:44:10,938 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-09 20:44:10,938 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1298672033] [2021-07-09 20:44:10,938 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1298672033] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-09 20:44:10,938 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [65292438] [2021-07-09 20:44:10,938 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 25 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 25 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-09 20:44:11,078 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 47 check-sat command(s) [2021-07-09 20:44:11,078 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-09 20:44:11,082 WARN L261 TraceCheckSpWp]: Trace formula consists of 443 conjuncts, 341 conjunts are in the unsatisfiable core [2021-07-09 20:44:11,085 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-09 20:44:20,696 INFO L134 CoverageAnalysis]: Checked inductivity of 3485 backedges. 0 proven. 3485 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-09 20:44:20,697 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [65292438] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-09 20:44:20,697 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-09 20:44:20,697 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [91, 91] total 179 [2021-07-09 20:44:20,697 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1381274845] [2021-07-09 20:44:20,697 INFO L462 AbstractCegarLoop]: Interpolant automaton has 180 states [2021-07-09 20:44:20,697 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-09 20:44:20,698 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 180 interpolants. [2021-07-09 20:44:20,699 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1310, Invalid=30910, Unknown=0, NotChecked=0, Total=32220 [2021-07-09 20:44:20,699 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-09 20:44:20,699 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-09 20:44:20,700 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 180 states, 180 states have (on average 1.9944444444444445) internal successors, (359), 179 states have internal predecessors, (359), 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) [2021-07-09 20:44:20,700 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-07-09 20:44:20,700 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-07-09 20:44:20,700 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2021-07-09 20:44:20,700 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2021-07-09 20:44:20,700 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2021-07-09 20:44:20,700 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 49 states. [2021-07-09 20:44:20,700 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2021-07-09 20:44:20,700 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 89 states. [2021-07-09 20:44:20,700 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 67 states. [2021-07-09 20:44:20,700 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 73 states. [2021-07-09 20:44:20,700 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 79 states. [2021-07-09 20:44:20,700 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 85 states. [2021-07-09 20:44:20,700 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 91 states. [2021-07-09 20:44:20,700 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 97 states. [2021-07-09 20:44:20,700 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 103 states. [2021-07-09 20:44:20,700 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 109 states. [2021-07-09 20:44:20,701 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 79 states. [2021-07-09 20:44:20,701 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 179 states. [2021-07-09 20:44:20,701 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 127 states. [2021-07-09 20:44:20,701 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 133 states. [2021-07-09 20:44:20,701 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 139 states. [2021-07-09 20:44:20,701 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 145 states. [2021-07-09 20:44:20,701 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-09 20:44:27,148 WARN L205 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 74 [2021-07-09 20:44:27,618 WARN L205 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 81 [2021-07-09 20:44:28,106 WARN L205 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 88 [2021-07-09 20:44:28,617 WARN L205 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 95 [2021-07-09 20:44:29,165 WARN L205 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 102 [2021-07-09 20:44:29,715 WARN L205 SmtUtils]: Spent 176.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 109 [2021-07-09 20:44:30,288 WARN L205 SmtUtils]: Spent 191.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 116 [2021-07-09 20:44:30,896 WARN L205 SmtUtils]: Spent 207.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 123 [2021-07-09 20:44:31,512 WARN L205 SmtUtils]: Spent 224.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 130 [2021-07-09 20:44:32,150 WARN L205 SmtUtils]: Spent 240.00 ms on a formula simplification. DAG size of input: 165 DAG size of output: 137 [2021-07-09 20:44:32,827 WARN L205 SmtUtils]: Spent 260.00 ms on a formula simplification. DAG size of input: 173 DAG size of output: 144 [2021-07-09 20:44:33,518 WARN L205 SmtUtils]: Spent 279.00 ms on a formula simplification. DAG size of input: 181 DAG size of output: 151 [2021-07-09 20:44:34,242 WARN L205 SmtUtils]: Spent 296.00 ms on a formula simplification. DAG size of input: 189 DAG size of output: 158 [2021-07-09 20:44:34,983 WARN L205 SmtUtils]: Spent 315.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 165 [2021-07-09 20:44:35,760 WARN L205 SmtUtils]: Spent 345.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 172 [2021-07-09 20:44:36,554 WARN L205 SmtUtils]: Spent 353.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 179 [2021-07-09 20:44:37,381 WARN L205 SmtUtils]: Spent 385.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 186 [2021-07-09 20:44:38,231 WARN L205 SmtUtils]: Spent 399.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 193 [2021-07-09 20:44:39,128 WARN L205 SmtUtils]: Spent 438.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 200 [2021-07-09 20:44:40,035 WARN L205 SmtUtils]: Spent 443.00 ms on a formula simplification. DAG size of input: 245 DAG size of output: 207 [2021-07-09 20:44:40,981 WARN L205 SmtUtils]: Spent 472.00 ms on a formula simplification. DAG size of input: 253 DAG size of output: 214 [2021-07-09 20:44:41,921 WARN L205 SmtUtils]: Spent 464.00 ms on a formula simplification. DAG size of input: 254 DAG size of output: 214 [2021-07-09 20:44:42,874 WARN L205 SmtUtils]: Spent 460.00 ms on a formula simplification. DAG size of input: 254 DAG size of output: 214 [2021-07-09 20:44:43,806 WARN L205 SmtUtils]: Spent 459.00 ms on a formula simplification. DAG size of input: 254 DAG size of output: 214 [2021-07-09 20:44:44,753 WARN L205 SmtUtils]: Spent 465.00 ms on a formula simplification. DAG size of input: 254 DAG size of output: 214 [2021-07-09 20:44:45,698 WARN L205 SmtUtils]: Spent 473.00 ms on a formula simplification. DAG size of input: 254 DAG size of output: 214 [2021-07-09 20:44:46,636 WARN L205 SmtUtils]: Spent 464.00 ms on a formula simplification. DAG size of input: 254 DAG size of output: 214 [2021-07-09 20:44:47,588 WARN L205 SmtUtils]: Spent 477.00 ms on a formula simplification. DAG size of input: 254 DAG size of output: 214 [2021-07-09 20:44:48,531 WARN L205 SmtUtils]: Spent 467.00 ms on a formula simplification. DAG size of input: 254 DAG size of output: 214 [2021-07-09 20:44:49,356 WARN L205 SmtUtils]: Spent 410.00 ms on a formula simplification. DAG size of input: 255 DAG size of output: 158 [2021-07-09 20:44:50,337 WARN L205 SmtUtils]: Spent 473.00 ms on a formula simplification. DAG size of input: 256 DAG size of output: 216 [2021-07-09 20:44:50,493 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-07-09 20:44:50,493 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-07-09 20:44:50,493 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2021-07-09 20:44:50,493 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2021-07-09 20:44:50,493 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2021-07-09 20:44:50,493 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2021-07-09 20:44:50,493 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2021-07-09 20:44:50,493 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 89 states. [2021-07-09 20:44:50,493 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 67 states. [2021-07-09 20:44:50,494 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 73 states. [2021-07-09 20:44:50,494 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 79 states. [2021-07-09 20:44:50,494 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 85 states. [2021-07-09 20:44:50,494 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 91 states. [2021-07-09 20:44:50,494 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 97 states. [2021-07-09 20:44:50,494 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 103 states. [2021-07-09 20:44:50,494 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 109 states. [2021-07-09 20:44:50,494 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 79 states. [2021-07-09 20:44:50,494 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 179 states. [2021-07-09 20:44:50,494 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 127 states. [2021-07-09 20:44:50,494 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 133 states. [2021-07-09 20:44:50,494 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 139 states. [2021-07-09 20:44:50,494 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 145 states. [2021-07-09 20:44:50,494 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 151 states. [2021-07-09 20:44:50,694 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22,25 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-09 20:44:50,695 INFO L430 AbstractCegarLoop]: === Iteration 24 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-09 20:44:50,695 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-09 20:44:50,695 INFO L82 PathProgramCache]: Analyzing trace with hash -1366153175, now seen corresponding path program 24 times [2021-07-09 20:44:50,695 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-09 20:44:50,695 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1890014467] [2021-07-09 20:44:50,695 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-09 20:44:50,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-09 20:44:56,078 INFO L134 CoverageAnalysis]: Checked inductivity of 3673 backedges. 0 proven. 3673 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-09 20:44:56,078 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-09 20:44:56,079 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1890014467] [2021-07-09 20:44:56,079 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1890014467] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-09 20:44:56,079 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1754695984] [2021-07-09 20:44:56,079 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 26 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 26 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-09 20:44:56,251 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 49 check-sat command(s) [2021-07-09 20:44:56,251 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-09 20:44:56,255 WARN L261 TraceCheckSpWp]: Trace formula consists of 453 conjuncts, 349 conjunts are in the unsatisfiable core [2021-07-09 20:44:56,257 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-09 20:45:06,441 INFO L134 CoverageAnalysis]: Checked inductivity of 3673 backedges. 0 proven. 3673 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-09 20:45:06,441 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1754695984] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-09 20:45:06,441 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-09 20:45:06,441 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [93, 93] total 183 [2021-07-09 20:45:06,441 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1298695580] [2021-07-09 20:45:06,442 INFO L462 AbstractCegarLoop]: Interpolant automaton has 184 states [2021-07-09 20:45:06,442 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-09 20:45:06,442 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 184 interpolants. [2021-07-09 20:45:06,443 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1337, Invalid=32335, Unknown=0, NotChecked=0, Total=33672 [2021-07-09 20:45:06,443 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-09 20:45:06,443 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-09 20:45:06,444 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 184 states, 184 states have (on average 1.9945652173913044) internal successors, (367), 183 states have internal predecessors, (367), 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) [2021-07-09 20:45:06,444 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-07-09 20:45:06,444 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-07-09 20:45:06,444 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2021-07-09 20:45:06,444 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2021-07-09 20:45:06,444 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2021-07-09 20:45:06,444 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 49 states. [2021-07-09 20:45:06,444 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2021-07-09 20:45:06,444 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 89 states. [2021-07-09 20:45:06,444 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 67 states. [2021-07-09 20:45:06,444 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 73 states. [2021-07-09 20:45:06,444 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 79 states. [2021-07-09 20:45:06,444 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 85 states. [2021-07-09 20:45:06,444 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 91 states. [2021-07-09 20:45:06,444 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 97 states. [2021-07-09 20:45:06,444 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 103 states. [2021-07-09 20:45:06,444 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 109 states. [2021-07-09 20:45:06,444 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 79 states. [2021-07-09 20:45:06,444 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 179 states. [2021-07-09 20:45:06,444 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 127 states. [2021-07-09 20:45:06,444 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 133 states. [2021-07-09 20:45:06,444 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 139 states. [2021-07-09 20:45:06,445 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 145 states. [2021-07-09 20:45:06,445 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 151 states. [2021-07-09 20:45:06,445 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-09 20:45:13,703 WARN L205 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 74 [2021-07-09 20:45:14,198 WARN L205 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 81 [2021-07-09 20:45:14,709 WARN L205 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 88 [2021-07-09 20:45:15,232 WARN L205 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 95 [2021-07-09 20:45:15,837 WARN L205 SmtUtils]: Spent 177.00 ms on a formula simplification. DAG size of input: 127 DAG size of output: 102 [2021-07-09 20:45:16,411 WARN L205 SmtUtils]: Spent 177.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 109 [2021-07-09 20:45:17,035 WARN L205 SmtUtils]: Spent 201.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 116 [2021-07-09 20:45:17,655 WARN L205 SmtUtils]: Spent 218.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 123 [2021-07-09 20:45:18,285 WARN L205 SmtUtils]: Spent 225.00 ms on a formula simplification. DAG size of input: 159 DAG size of output: 130 [2021-07-09 20:45:18,935 WARN L205 SmtUtils]: Spent 241.00 ms on a formula simplification. DAG size of input: 167 DAG size of output: 137 [2021-07-09 20:45:19,621 WARN L205 SmtUtils]: Spent 261.00 ms on a formula simplification. DAG size of input: 175 DAG size of output: 144 [2021-07-09 20:45:20,330 WARN L205 SmtUtils]: Spent 280.00 ms on a formula simplification. DAG size of input: 183 DAG size of output: 151 [2021-07-09 20:45:21,075 WARN L205 SmtUtils]: Spent 311.00 ms on a formula simplification. DAG size of input: 191 DAG size of output: 158 [2021-07-09 20:45:21,824 WARN L205 SmtUtils]: Spent 316.00 ms on a formula simplification. DAG size of input: 199 DAG size of output: 165 [2021-07-09 20:45:22,617 WARN L205 SmtUtils]: Spent 349.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 172 [2021-07-09 20:45:23,425 WARN L205 SmtUtils]: Spent 355.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 179 [2021-07-09 20:45:24,273 WARN L205 SmtUtils]: Spent 392.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 186 [2021-07-09 20:45:25,134 WARN L205 SmtUtils]: Spent 398.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 193 [2021-07-09 20:45:26,035 WARN L205 SmtUtils]: Spent 430.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 200 [2021-07-09 20:45:26,928 WARN L205 SmtUtils]: Spent 421.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 200 [2021-07-09 20:45:27,825 WARN L205 SmtUtils]: Spent 427.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 200 [2021-07-09 20:45:28,713 WARN L205 SmtUtils]: Spent 418.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 200 [2021-07-09 20:45:29,621 WARN L205 SmtUtils]: Spent 432.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 200 [2021-07-09 20:45:30,511 WARN L205 SmtUtils]: Spent 419.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 200 [2021-07-09 20:45:31,412 WARN L205 SmtUtils]: Spent 429.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 200 [2021-07-09 20:45:32,303 WARN L205 SmtUtils]: Spent 418.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 200 [2021-07-09 20:45:33,206 WARN L205 SmtUtils]: Spent 418.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 200 [2021-07-09 20:45:34,103 WARN L205 SmtUtils]: Spent 423.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 200 [2021-07-09 20:45:35,011 WARN L205 SmtUtils]: Spent 419.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 200 [2021-07-09 20:45:35,779 WARN L205 SmtUtils]: Spent 372.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 148 [2021-07-09 20:45:36,737 WARN L205 SmtUtils]: Spent 429.00 ms on a formula simplification. DAG size of input: 242 DAG size of output: 202 [2021-07-09 20:45:36,896 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-07-09 20:45:36,897 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-07-09 20:45:36,897 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2021-07-09 20:45:36,897 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2021-07-09 20:45:36,897 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2021-07-09 20:45:36,897 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2021-07-09 20:45:36,897 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2021-07-09 20:45:36,897 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 89 states. [2021-07-09 20:45:36,897 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 67 states. [2021-07-09 20:45:36,897 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 73 states. [2021-07-09 20:45:36,897 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 79 states. [2021-07-09 20:45:36,897 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 85 states. [2021-07-09 20:45:36,897 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 91 states. [2021-07-09 20:45:36,897 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 97 states. [2021-07-09 20:45:36,897 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 103 states. [2021-07-09 20:45:36,897 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 109 states. [2021-07-09 20:45:36,897 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 79 states. [2021-07-09 20:45:36,897 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 179 states. [2021-07-09 20:45:36,897 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 127 states. [2021-07-09 20:45:36,897 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 133 states. [2021-07-09 20:45:36,897 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 139 states. [2021-07-09 20:45:36,897 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 145 states. [2021-07-09 20:45:36,897 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 151 states. [2021-07-09 20:45:36,898 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 157 states. [2021-07-09 20:45:37,098 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 26 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable23 [2021-07-09 20:45:37,099 INFO L430 AbstractCegarLoop]: === Iteration 25 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-09 20:45:37,099 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-09 20:45:37,099 INFO L82 PathProgramCache]: Analyzing trace with hash -973440083, now seen corresponding path program 25 times [2021-07-09 20:45:37,099 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-09 20:45:37,099 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [705052078] [2021-07-09 20:45:37,099 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-09 20:45:37,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-09 20:45:42,668 INFO L134 CoverageAnalysis]: Checked inductivity of 3869 backedges. 0 proven. 3869 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-09 20:45:42,668 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-09 20:45:42,669 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [705052078] [2021-07-09 20:45:42,669 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [705052078] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-09 20:45:42,669 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [470645463] [2021-07-09 20:45:42,669 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 27 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 27 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-09 20:45:42,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-09 20:45:42,795 WARN L261 TraceCheckSpWp]: Trace formula consists of 463 conjuncts, 357 conjunts are in the unsatisfiable core [2021-07-09 20:45:42,798 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-09 20:45:53,554 INFO L134 CoverageAnalysis]: Checked inductivity of 3869 backedges. 0 proven. 3869 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-09 20:45:53,554 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [470645463] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-09 20:45:53,554 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-09 20:45:53,554 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [95, 95] total 187 [2021-07-09 20:45:53,554 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1021181860] [2021-07-09 20:45:53,555 INFO L462 AbstractCegarLoop]: Interpolant automaton has 188 states [2021-07-09 20:45:53,555 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-09 20:45:53,555 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 188 interpolants. [2021-07-09 20:45:53,556 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1352, Invalid=33804, Unknown=0, NotChecked=0, Total=35156 [2021-07-09 20:45:53,556 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-09 20:45:53,556 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-09 20:45:53,557 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 188 states, 188 states have (on average 1.9946808510638299) internal successors, (375), 187 states have internal predecessors, (375), 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) [2021-07-09 20:45:53,557 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-07-09 20:45:53,557 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-07-09 20:45:53,557 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2021-07-09 20:45:53,557 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2021-07-09 20:45:53,557 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2021-07-09 20:45:53,557 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 49 states. [2021-07-09 20:45:53,557 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2021-07-09 20:45:53,557 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 89 states. [2021-07-09 20:45:53,557 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 67 states. [2021-07-09 20:45:53,557 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 73 states. [2021-07-09 20:45:53,557 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 79 states. [2021-07-09 20:45:53,557 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 85 states. [2021-07-09 20:45:53,557 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 91 states. [2021-07-09 20:45:53,557 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 97 states. [2021-07-09 20:45:53,557 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 103 states. [2021-07-09 20:45:53,557 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 109 states. [2021-07-09 20:45:53,557 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 79 states. [2021-07-09 20:45:53,557 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 179 states. [2021-07-09 20:45:53,557 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 127 states. [2021-07-09 20:45:53,558 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 133 states. [2021-07-09 20:45:53,558 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 139 states. [2021-07-09 20:45:53,558 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 145 states. [2021-07-09 20:45:53,558 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 151 states. [2021-07-09 20:45:53,558 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 157 states. [2021-07-09 20:45:53,558 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-09 20:46:01,735 WARN L205 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 74 [2021-07-09 20:46:02,226 WARN L205 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 81 [2021-07-09 20:46:02,748 WARN L205 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 88 [2021-07-09 20:46:03,277 WARN L205 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 95 [2021-07-09 20:46:03,828 WARN L205 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 102 [2021-07-09 20:46:04,411 WARN L205 SmtUtils]: Spent 185.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 109 [2021-07-09 20:46:05,011 WARN L205 SmtUtils]: Spent 191.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 116 [2021-07-09 20:46:05,634 WARN L205 SmtUtils]: Spent 210.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 123 [2021-07-09 20:46:06,289 WARN L205 SmtUtils]: Spent 227.00 ms on a formula simplification. DAG size of input: 161 DAG size of output: 130 [2021-07-09 20:46:06,955 WARN L205 SmtUtils]: Spent 244.00 ms on a formula simplification. DAG size of input: 169 DAG size of output: 137 [2021-07-09 20:46:07,658 WARN L205 SmtUtils]: Spent 273.00 ms on a formula simplification. DAG size of input: 177 DAG size of output: 144 [2021-07-09 20:46:08,370 WARN L205 SmtUtils]: Spent 279.00 ms on a formula simplification. DAG size of input: 185 DAG size of output: 151 [2021-07-09 20:46:09,113 WARN L205 SmtUtils]: Spent 300.00 ms on a formula simplification. DAG size of input: 193 DAG size of output: 158 [2021-07-09 20:46:09,893 WARN L205 SmtUtils]: Spent 318.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 165 [2021-07-09 20:46:10,684 WARN L205 SmtUtils]: Spent 334.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 172 [2021-07-09 20:46:11,513 WARN L205 SmtUtils]: Spent 357.00 ms on a formula simplification. DAG size of input: 217 DAG size of output: 179 [2021-07-09 20:46:12,373 WARN L205 SmtUtils]: Spent 379.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 186 [2021-07-09 20:46:13,241 WARN L205 SmtUtils]: Spent 379.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 186 [2021-07-09 20:46:14,095 WARN L205 SmtUtils]: Spent 375.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 186 [2021-07-09 20:46:14,959 WARN L205 SmtUtils]: Spent 376.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 186 [2021-07-09 20:46:15,818 WARN L205 SmtUtils]: Spent 377.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 186 [2021-07-09 20:46:16,681 WARN L205 SmtUtils]: Spent 375.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 186 [2021-07-09 20:46:17,533 WARN L205 SmtUtils]: Spent 377.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 186 [2021-07-09 20:46:18,403 WARN L205 SmtUtils]: Spent 380.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 186 [2021-07-09 20:46:19,260 WARN L205 SmtUtils]: Spent 377.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 186 [2021-07-09 20:46:20,129 WARN L205 SmtUtils]: Spent 379.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 186 [2021-07-09 20:46:20,993 WARN L205 SmtUtils]: Spent 380.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 186 [2021-07-09 20:46:21,866 WARN L205 SmtUtils]: Spent 379.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 186 [2021-07-09 20:46:22,722 WARN L205 SmtUtils]: Spent 375.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 186 [2021-07-09 20:46:23,462 WARN L205 SmtUtils]: Spent 325.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 138 [2021-07-09 20:46:24,360 WARN L205 SmtUtils]: Spent 381.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 188 [2021-07-09 20:46:24,522 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-07-09 20:46:24,522 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-07-09 20:46:24,522 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2021-07-09 20:46:24,522 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2021-07-09 20:46:24,522 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2021-07-09 20:46:24,522 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2021-07-09 20:46:24,523 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2021-07-09 20:46:24,523 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 89 states. [2021-07-09 20:46:24,523 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 67 states. [2021-07-09 20:46:24,523 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 73 states. [2021-07-09 20:46:24,523 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 79 states. [2021-07-09 20:46:24,523 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 85 states. [2021-07-09 20:46:24,523 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 91 states. [2021-07-09 20:46:24,523 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 97 states. [2021-07-09 20:46:24,523 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 103 states. [2021-07-09 20:46:24,523 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 109 states. [2021-07-09 20:46:24,523 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 79 states. [2021-07-09 20:46:24,523 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 179 states. [2021-07-09 20:46:24,523 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 127 states. [2021-07-09 20:46:24,523 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 133 states. [2021-07-09 20:46:24,523 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 139 states. [2021-07-09 20:46:24,523 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 145 states. [2021-07-09 20:46:24,523 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 151 states. [2021-07-09 20:46:24,523 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 157 states. [2021-07-09 20:46:24,523 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 163 states. [2021-07-09 20:46:24,724 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 27 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable24 [2021-07-09 20:46:24,724 INFO L430 AbstractCegarLoop]: === Iteration 26 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-09 20:46:24,724 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-09 20:46:24,724 INFO L82 PathProgramCache]: Analyzing trace with hash -2109379279, now seen corresponding path program 26 times [2021-07-09 20:46:24,724 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-09 20:46:24,725 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [556276683] [2021-07-09 20:46:24,725 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-09 20:46:24,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-09 20:46:30,645 INFO L134 CoverageAnalysis]: Checked inductivity of 4073 backedges. 0 proven. 4073 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-09 20:46:30,645 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-09 20:46:30,645 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [556276683] [2021-07-09 20:46:30,645 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [556276683] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-09 20:46:30,645 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [835693600] [2021-07-09 20:46:30,646 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 28 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 28 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-09 20:46:30,729 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-07-09 20:46:30,729 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-09 20:46:30,733 WARN L261 TraceCheckSpWp]: Trace formula consists of 473 conjuncts, 365 conjunts are in the unsatisfiable core [2021-07-09 20:46:30,749 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-09 20:46:41,995 INFO L134 CoverageAnalysis]: Checked inductivity of 4073 backedges. 0 proven. 4073 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-09 20:46:41,995 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [835693600] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-09 20:46:41,995 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-09 20:46:41,995 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [97, 97] total 191 [2021-07-09 20:46:41,996 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2053451260] [2021-07-09 20:46:41,996 INFO L462 AbstractCegarLoop]: Interpolant automaton has 192 states [2021-07-09 20:46:41,996 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-09 20:46:41,997 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 192 interpolants. [2021-07-09 20:46:41,998 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1355, Invalid=35317, Unknown=0, NotChecked=0, Total=36672 [2021-07-09 20:46:41,998 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-09 20:46:41,998 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-09 20:46:41,999 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 192 states, 192 states have (on average 1.9947916666666667) internal successors, (383), 191 states have internal predecessors, (383), 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) [2021-07-09 20:46:41,999 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-07-09 20:46:41,999 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-07-09 20:46:41,999 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2021-07-09 20:46:41,999 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2021-07-09 20:46:41,999 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2021-07-09 20:46:41,999 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 49 states. [2021-07-09 20:46:41,999 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2021-07-09 20:46:41,999 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 89 states. [2021-07-09 20:46:41,999 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 67 states. [2021-07-09 20:46:41,999 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 73 states. [2021-07-09 20:46:41,999 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 79 states. [2021-07-09 20:46:41,999 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 85 states. [2021-07-09 20:46:41,999 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 91 states. [2021-07-09 20:46:41,999 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 97 states. [2021-07-09 20:46:41,999 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 103 states. [2021-07-09 20:46:41,999 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 109 states. [2021-07-09 20:46:41,999 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 79 states. [2021-07-09 20:46:42,000 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 179 states. [2021-07-09 20:46:42,000 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 127 states. [2021-07-09 20:46:42,000 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 133 states. [2021-07-09 20:46:42,000 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 139 states. [2021-07-09 20:46:42,000 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 145 states. [2021-07-09 20:46:42,000 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 151 states. [2021-07-09 20:46:42,000 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 157 states. [2021-07-09 20:46:42,000 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 163 states. [2021-07-09 20:46:42,000 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-09 20:46:50,742 WARN L205 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 74 [2021-07-09 20:46:51,247 WARN L205 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 81 [2021-07-09 20:46:51,763 WARN L205 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 88 [2021-07-09 20:46:52,295 WARN L205 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 95 [2021-07-09 20:46:52,861 WARN L205 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 102 [2021-07-09 20:46:53,436 WARN L205 SmtUtils]: Spent 177.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 109 [2021-07-09 20:46:54,038 WARN L205 SmtUtils]: Spent 193.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 116 [2021-07-09 20:46:54,671 WARN L205 SmtUtils]: Spent 209.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 123 [2021-07-09 20:46:55,319 WARN L205 SmtUtils]: Spent 226.00 ms on a formula simplification. DAG size of input: 163 DAG size of output: 130 [2021-07-09 20:46:55,997 WARN L205 SmtUtils]: Spent 254.00 ms on a formula simplification. DAG size of input: 171 DAG size of output: 137 [2021-07-09 20:46:56,687 WARN L205 SmtUtils]: Spent 262.00 ms on a formula simplification. DAG size of input: 179 DAG size of output: 144 [2021-07-09 20:46:57,409 WARN L205 SmtUtils]: Spent 283.00 ms on a formula simplification. DAG size of input: 187 DAG size of output: 151 [2021-07-09 20:46:58,168 WARN L205 SmtUtils]: Spent 300.00 ms on a formula simplification. DAG size of input: 195 DAG size of output: 158 [2021-07-09 20:46:58,940 WARN L205 SmtUtils]: Spent 317.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 165 [2021-07-09 20:46:59,748 WARN L205 SmtUtils]: Spent 338.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 172 [2021-07-09 20:47:00,547 WARN L205 SmtUtils]: Spent 337.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 172 [2021-07-09 20:47:01,361 WARN L205 SmtUtils]: Spent 338.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 172 [2021-07-09 20:47:02,162 WARN L205 SmtUtils]: Spent 335.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 172 [2021-07-09 20:47:02,972 WARN L205 SmtUtils]: Spent 336.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 172 [2021-07-09 20:47:03,769 WARN L205 SmtUtils]: Spent 336.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 172 [2021-07-09 20:47:04,583 WARN L205 SmtUtils]: Spent 337.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 172 [2021-07-09 20:47:05,388 WARN L205 SmtUtils]: Spent 338.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 172 [2021-07-09 20:47:06,206 WARN L205 SmtUtils]: Spent 337.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 172 [2021-07-09 20:47:07,009 WARN L205 SmtUtils]: Spent 336.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 172 [2021-07-09 20:47:07,828 WARN L205 SmtUtils]: Spent 338.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 172 [2021-07-09 20:47:08,638 WARN L205 SmtUtils]: Spent 339.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 172 [2021-07-09 20:47:09,459 WARN L205 SmtUtils]: Spent 337.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 172 [2021-07-09 20:47:10,265 WARN L205 SmtUtils]: Spent 337.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 172 [2021-07-09 20:47:11,084 WARN L205 SmtUtils]: Spent 337.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 172 [2021-07-09 20:47:11,765 WARN L205 SmtUtils]: Spent 289.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 128 [2021-07-09 20:47:12,619 WARN L205 SmtUtils]: Spent 349.00 ms on a formula simplification. DAG size of input: 214 DAG size of output: 174 [2021-07-09 20:47:12,779 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-07-09 20:47:12,779 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-07-09 20:47:12,779 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2021-07-09 20:47:12,779 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2021-07-09 20:47:12,779 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2021-07-09 20:47:12,779 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2021-07-09 20:47:12,779 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2021-07-09 20:47:12,779 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 89 states. [2021-07-09 20:47:12,779 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 67 states. [2021-07-09 20:47:12,780 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 73 states. [2021-07-09 20:47:12,780 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 79 states. [2021-07-09 20:47:12,780 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 85 states. [2021-07-09 20:47:12,780 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 91 states. [2021-07-09 20:47:12,780 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 97 states. [2021-07-09 20:47:12,780 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 103 states. [2021-07-09 20:47:12,780 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 109 states. [2021-07-09 20:47:12,780 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 79 states. [2021-07-09 20:47:12,780 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 179 states. [2021-07-09 20:47:12,780 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 127 states. [2021-07-09 20:47:12,780 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 133 states. [2021-07-09 20:47:12,780 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 139 states. [2021-07-09 20:47:12,780 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 145 states. [2021-07-09 20:47:12,780 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 151 states. [2021-07-09 20:47:12,780 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 157 states. [2021-07-09 20:47:12,780 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 163 states. [2021-07-09 20:47:12,780 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 169 states. [2021-07-09 20:47:12,981 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 28 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable25 [2021-07-09 20:47:12,981 INFO L430 AbstractCegarLoop]: === Iteration 27 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-09 20:47:12,982 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-09 20:47:12,982 INFO L82 PathProgramCache]: Analyzing trace with hash 1425276085, now seen corresponding path program 27 times [2021-07-09 20:47:12,982 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-09 20:47:12,982 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [890730119] [2021-07-09 20:47:12,982 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-09 20:47:13,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-09 20:47:19,028 INFO L134 CoverageAnalysis]: Checked inductivity of 4285 backedges. 0 proven. 4285 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-09 20:47:19,028 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-09 20:47:19,029 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [890730119] [2021-07-09 20:47:19,029 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [890730119] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-09 20:47:19,029 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1971384237] [2021-07-09 20:47:19,029 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 29 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 29 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-09 20:47:19,234 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 55 check-sat command(s) [2021-07-09 20:47:19,234 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-09 20:47:19,239 WARN L261 TraceCheckSpWp]: Trace formula consists of 483 conjuncts, 373 conjunts are in the unsatisfiable core [2021-07-09 20:47:19,241 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-09 20:47:31,104 INFO L134 CoverageAnalysis]: Checked inductivity of 4285 backedges. 0 proven. 4285 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-09 20:47:31,104 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1971384237] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-09 20:47:31,104 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-09 20:47:31,104 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [99, 99] total 195 [2021-07-09 20:47:31,104 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [332966019] [2021-07-09 20:47:31,105 INFO L462 AbstractCegarLoop]: Interpolant automaton has 196 states [2021-07-09 20:47:31,105 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-09 20:47:31,105 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 196 interpolants. [2021-07-09 20:47:31,107 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1346, Invalid=36874, Unknown=0, NotChecked=0, Total=38220 [2021-07-09 20:47:31,107 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-09 20:47:31,107 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-09 20:47:31,108 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 196 states, 196 states have (on average 1.9948979591836735) internal successors, (391), 195 states have internal predecessors, (391), 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) [2021-07-09 20:47:31,108 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-07-09 20:47:31,108 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-07-09 20:47:31,108 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2021-07-09 20:47:31,108 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2021-07-09 20:47:31,108 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2021-07-09 20:47:31,108 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 49 states. [2021-07-09 20:47:31,108 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2021-07-09 20:47:31,108 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 89 states. [2021-07-09 20:47:31,108 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 67 states. [2021-07-09 20:47:31,108 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 73 states. [2021-07-09 20:47:31,108 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 79 states. [2021-07-09 20:47:31,109 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 85 states. [2021-07-09 20:47:31,109 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 91 states. [2021-07-09 20:47:31,109 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 97 states. [2021-07-09 20:47:31,109 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 103 states. [2021-07-09 20:47:31,109 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 109 states. [2021-07-09 20:47:31,109 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 79 states. [2021-07-09 20:47:31,109 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 179 states. [2021-07-09 20:47:31,109 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 127 states. [2021-07-09 20:47:31,109 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 133 states. [2021-07-09 20:47:31,109 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 139 states. [2021-07-09 20:47:31,109 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 145 states. [2021-07-09 20:47:31,109 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 151 states. [2021-07-09 20:47:31,109 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 157 states. [2021-07-09 20:47:31,109 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 163 states. [2021-07-09 20:47:31,109 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 169 states. [2021-07-09 20:47:31,109 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-09 20:47:41,060 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 74 [2021-07-09 20:47:41,565 WARN L205 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 81 [2021-07-09 20:47:42,091 WARN L205 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 88 [2021-07-09 20:47:42,648 WARN L205 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 95 [2021-07-09 20:47:43,211 WARN L205 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 102 [2021-07-09 20:47:43,811 WARN L205 SmtUtils]: Spent 185.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 109 [2021-07-09 20:47:44,421 WARN L205 SmtUtils]: Spent 189.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 116 [2021-07-09 20:47:45,059 WARN L205 SmtUtils]: Spent 206.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 123 [2021-07-09 20:47:45,729 WARN L205 SmtUtils]: Spent 223.00 ms on a formula simplification. DAG size of input: 164 DAG size of output: 130 [2021-07-09 20:47:46,415 WARN L205 SmtUtils]: Spent 241.00 ms on a formula simplification. DAG size of input: 173 DAG size of output: 137 [2021-07-09 20:47:47,130 WARN L205 SmtUtils]: Spent 268.00 ms on a formula simplification. DAG size of input: 181 DAG size of output: 144 [2021-07-09 20:47:47,862 WARN L205 SmtUtils]: Spent 275.00 ms on a formula simplification. DAG size of input: 189 DAG size of output: 151 [2021-07-09 20:47:48,634 WARN L205 SmtUtils]: Spent 307.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 158 [2021-07-09 20:47:49,398 WARN L205 SmtUtils]: Spent 297.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 158 [2021-07-09 20:47:50,179 WARN L205 SmtUtils]: Spent 308.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 158 [2021-07-09 20:47:50,951 WARN L205 SmtUtils]: Spent 298.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 158 [2021-07-09 20:47:51,729 WARN L205 SmtUtils]: Spent 309.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 158 [2021-07-09 20:47:52,499 WARN L205 SmtUtils]: Spent 299.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 158 [2021-07-09 20:47:53,284 WARN L205 SmtUtils]: Spent 309.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 158 [2021-07-09 20:47:54,060 WARN L205 SmtUtils]: Spent 301.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 158 [2021-07-09 20:47:54,855 WARN L205 SmtUtils]: Spent 311.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 158 [2021-07-09 20:47:55,625 WARN L205 SmtUtils]: Spent 295.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 158 [2021-07-09 20:47:56,408 WARN L205 SmtUtils]: Spent 310.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 158 [2021-07-09 20:47:57,182 WARN L205 SmtUtils]: Spent 298.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 158 [2021-07-09 20:47:57,969 WARN L205 SmtUtils]: Spent 310.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 158 [2021-07-09 20:47:58,748 WARN L205 SmtUtils]: Spent 299.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 158 [2021-07-09 20:47:59,537 WARN L205 SmtUtils]: Spent 309.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 158 [2021-07-09 20:48:00,307 WARN L205 SmtUtils]: Spent 294.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 158 [2021-07-09 20:48:01,092 WARN L205 SmtUtils]: Spent 305.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 158 [2021-07-09 20:48:01,743 WARN L205 SmtUtils]: Spent 259.00 ms on a formula simplification. DAG size of input: 199 DAG size of output: 118 [2021-07-09 20:48:02,552 WARN L205 SmtUtils]: Spent 300.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 160 [2021-07-09 20:48:02,736 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-07-09 20:48:02,737 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-07-09 20:48:02,737 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2021-07-09 20:48:02,737 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2021-07-09 20:48:02,737 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2021-07-09 20:48:02,737 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2021-07-09 20:48:02,737 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2021-07-09 20:48:02,737 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 89 states. [2021-07-09 20:48:02,737 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 67 states. [2021-07-09 20:48:02,737 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 73 states. [2021-07-09 20:48:02,737 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 79 states. [2021-07-09 20:48:02,737 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 85 states. [2021-07-09 20:48:02,737 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 91 states. [2021-07-09 20:48:02,737 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 97 states. [2021-07-09 20:48:02,737 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 103 states. [2021-07-09 20:48:02,737 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 109 states. [2021-07-09 20:48:02,737 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 79 states. [2021-07-09 20:48:02,737 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 179 states. [2021-07-09 20:48:02,737 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 127 states. [2021-07-09 20:48:02,737 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 133 states. [2021-07-09 20:48:02,737 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 139 states. [2021-07-09 20:48:02,738 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 145 states. [2021-07-09 20:48:02,738 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 151 states. [2021-07-09 20:48:02,738 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 157 states. [2021-07-09 20:48:02,738 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 163 states. [2021-07-09 20:48:02,738 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 169 states. [2021-07-09 20:48:02,738 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 175 states. [2021-07-09 20:48:02,938 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 29 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable26 [2021-07-09 20:48:02,939 INFO L430 AbstractCegarLoop]: === Iteration 28 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-09 20:48:02,939 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-09 20:48:02,939 INFO L82 PathProgramCache]: Analyzing trace with hash 117910073, now seen corresponding path program 28 times [2021-07-09 20:48:02,939 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-09 20:48:02,939 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1899313423] [2021-07-09 20:48:02,939 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-09 20:48:03,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-09 20:48:09,054 INFO L134 CoverageAnalysis]: Checked inductivity of 4505 backedges. 0 proven. 4505 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-09 20:48:09,054 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-09 20:48:09,054 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1899313423] [2021-07-09 20:48:09,054 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1899313423] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-09 20:48:09,054 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [263457486] [2021-07-09 20:48:09,054 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 30 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 30 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-09 20:48:09,139 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-07-09 20:48:09,140 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-09 20:48:09,144 WARN L261 TraceCheckSpWp]: Trace formula consists of 493 conjuncts, 381 conjunts are in the unsatisfiable core [2021-07-09 20:48:09,146 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-09 20:48:21,579 INFO L134 CoverageAnalysis]: Checked inductivity of 4505 backedges. 0 proven. 4505 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-09 20:48:21,580 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [263457486] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-09 20:48:21,580 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-09 20:48:21,580 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [101, 101] total 199 [2021-07-09 20:48:21,580 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [924627622] [2021-07-09 20:48:21,581 INFO L462 AbstractCegarLoop]: Interpolant automaton has 200 states [2021-07-09 20:48:21,581 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-09 20:48:21,581 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 200 interpolants. [2021-07-09 20:48:21,583 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1325, Invalid=38475, Unknown=0, NotChecked=0, Total=39800 [2021-07-09 20:48:21,583 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-09 20:48:21,583 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-09 20:48:21,584 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 200 states, 200 states have (on average 1.995) internal successors, (399), 199 states have internal predecessors, (399), 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) [2021-07-09 20:48:21,584 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-07-09 20:48:21,584 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-07-09 20:48:21,584 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2021-07-09 20:48:21,584 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2021-07-09 20:48:21,584 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2021-07-09 20:48:21,584 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 49 states. [2021-07-09 20:48:21,584 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2021-07-09 20:48:21,584 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 89 states. [2021-07-09 20:48:21,584 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 67 states. [2021-07-09 20:48:21,584 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 73 states. [2021-07-09 20:48:21,584 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 79 states. [2021-07-09 20:48:21,585 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 85 states. [2021-07-09 20:48:21,585 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 91 states. [2021-07-09 20:48:21,585 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 97 states. [2021-07-09 20:48:21,585 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 103 states. [2021-07-09 20:48:21,585 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 109 states. [2021-07-09 20:48:21,585 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 79 states. [2021-07-09 20:48:21,585 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 179 states. [2021-07-09 20:48:21,585 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 127 states. [2021-07-09 20:48:21,585 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 133 states. [2021-07-09 20:48:21,585 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 139 states. [2021-07-09 20:48:21,585 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 145 states. [2021-07-09 20:48:21,585 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 151 states. [2021-07-09 20:48:21,585 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 157 states. [2021-07-09 20:48:21,585 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 163 states. [2021-07-09 20:48:21,585 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 169 states. [2021-07-09 20:48:21,585 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 175 states. [2021-07-09 20:48:21,585 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-09 20:48:32,088 WARN L205 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 74 [2021-07-09 20:48:32,590 WARN L205 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 81 [2021-07-09 20:48:33,107 WARN L205 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 88 [2021-07-09 20:48:33,658 WARN L205 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 95 [2021-07-09 20:48:34,221 WARN L205 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 102 [2021-07-09 20:48:34,807 WARN L205 SmtUtils]: Spent 175.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 109 [2021-07-09 20:48:35,424 WARN L205 SmtUtils]: Spent 190.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 116 [2021-07-09 20:48:36,064 WARN L205 SmtUtils]: Spent 207.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 123 [2021-07-09 20:48:36,735 WARN L205 SmtUtils]: Spent 224.00 ms on a formula simplification. DAG size of input: 164 DAG size of output: 130 [2021-07-09 20:48:37,431 WARN L205 SmtUtils]: Spent 241.00 ms on a formula simplification. DAG size of input: 173 DAG size of output: 137 [2021-07-09 20:48:38,156 WARN L205 SmtUtils]: Spent 272.00 ms on a formula simplification. DAG size of input: 182 DAG size of output: 144 [2021-07-09 20:48:38,871 WARN L205 SmtUtils]: Spent 261.00 ms on a formula simplification. DAG size of input: 183 DAG size of output: 144 [2021-07-09 20:48:39,599 WARN L205 SmtUtils]: Spent 271.00 ms on a formula simplification. DAG size of input: 183 DAG size of output: 144 [2021-07-09 20:48:40,317 WARN L205 SmtUtils]: Spent 261.00 ms on a formula simplification. DAG size of input: 183 DAG size of output: 144 [2021-07-09 20:48:41,045 WARN L205 SmtUtils]: Spent 273.00 ms on a formula simplification. DAG size of input: 183 DAG size of output: 144 [2021-07-09 20:48:41,761 WARN L205 SmtUtils]: Spent 261.00 ms on a formula simplification. DAG size of input: 183 DAG size of output: 144 [2021-07-09 20:48:42,486 WARN L205 SmtUtils]: Spent 270.00 ms on a formula simplification. DAG size of input: 183 DAG size of output: 144 [2021-07-09 20:48:43,200 WARN L205 SmtUtils]: Spent 261.00 ms on a formula simplification. DAG size of input: 183 DAG size of output: 144 [2021-07-09 20:48:43,932 WARN L205 SmtUtils]: Spent 272.00 ms on a formula simplification. DAG size of input: 183 DAG size of output: 144 [2021-07-09 20:48:44,650 WARN L205 SmtUtils]: Spent 260.00 ms on a formula simplification. DAG size of input: 183 DAG size of output: 144 [2021-07-09 20:48:45,370 WARN L205 SmtUtils]: Spent 259.00 ms on a formula simplification. DAG size of input: 183 DAG size of output: 144 [2021-07-09 20:48:46,099 WARN L205 SmtUtils]: Spent 261.00 ms on a formula simplification. DAG size of input: 183 DAG size of output: 144 [2021-07-09 20:48:46,813 WARN L205 SmtUtils]: Spent 259.00 ms on a formula simplification. DAG size of input: 183 DAG size of output: 144 [2021-07-09 20:48:47,536 WARN L205 SmtUtils]: Spent 257.00 ms on a formula simplification. DAG size of input: 183 DAG size of output: 144 [2021-07-09 20:48:48,258 WARN L205 SmtUtils]: Spent 259.00 ms on a formula simplification. DAG size of input: 183 DAG size of output: 144 [2021-07-09 20:48:48,991 WARN L205 SmtUtils]: Spent 259.00 ms on a formula simplification. DAG size of input: 183 DAG size of output: 144 [2021-07-09 20:48:49,715 WARN L205 SmtUtils]: Spent 260.00 ms on a formula simplification. DAG size of input: 183 DAG size of output: 144 [2021-07-09 20:48:50,447 WARN L205 SmtUtils]: Spent 260.00 ms on a formula simplification. DAG size of input: 183 DAG size of output: 144 [2021-07-09 20:48:51,168 WARN L205 SmtUtils]: Spent 259.00 ms on a formula simplification. DAG size of input: 183 DAG size of output: 144 [2021-07-09 20:48:51,789 WARN L205 SmtUtils]: Spent 229.00 ms on a formula simplification. DAG size of input: 184 DAG size of output: 108 [2021-07-09 20:48:52,560 WARN L205 SmtUtils]: Spent 263.00 ms on a formula simplification. DAG size of input: 185 DAG size of output: 146 [2021-07-09 20:48:52,728 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-07-09 20:48:52,729 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-07-09 20:48:52,729 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2021-07-09 20:48:52,729 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2021-07-09 20:48:52,729 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2021-07-09 20:48:52,729 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2021-07-09 20:48:52,729 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2021-07-09 20:48:52,729 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 89 states. [2021-07-09 20:48:52,729 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 67 states. [2021-07-09 20:48:52,729 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 73 states. [2021-07-09 20:48:52,729 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 79 states. [2021-07-09 20:48:52,729 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 85 states. [2021-07-09 20:48:52,729 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 91 states. [2021-07-09 20:48:52,729 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 97 states. [2021-07-09 20:48:52,729 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 103 states. [2021-07-09 20:48:52,729 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 109 states. [2021-07-09 20:48:52,729 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 79 states. [2021-07-09 20:48:52,729 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 179 states. [2021-07-09 20:48:52,729 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 127 states. [2021-07-09 20:48:52,729 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 133 states. [2021-07-09 20:48:52,729 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 139 states. [2021-07-09 20:48:52,729 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 145 states. [2021-07-09 20:48:52,729 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 151 states. [2021-07-09 20:48:52,729 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 157 states. [2021-07-09 20:48:52,729 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 163 states. [2021-07-09 20:48:52,729 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 169 states. [2021-07-09 20:48:52,730 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 175 states. [2021-07-09 20:48:52,730 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 181 states. [2021-07-09 20:48:52,930 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 30 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable27 [2021-07-09 20:48:52,931 INFO L430 AbstractCegarLoop]: === Iteration 29 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-09 20:48:52,931 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-09 20:48:52,931 INFO L82 PathProgramCache]: Analyzing trace with hash -117443139, now seen corresponding path program 29 times [2021-07-09 20:48:52,931 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-09 20:48:52,931 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [79157401] [2021-07-09 20:48:52,931 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-09 20:48:53,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-09 20:48:59,351 INFO L134 CoverageAnalysis]: Checked inductivity of 4733 backedges. 0 proven. 4733 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-09 20:48:59,351 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-09 20:48:59,351 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [79157401] [2021-07-09 20:48:59,351 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [79157401] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-09 20:48:59,351 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2116431513] [2021-07-09 20:48:59,351 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 31 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 31 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-09 20:48:59,504 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 59 check-sat command(s) [2021-07-09 20:48:59,505 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-09 20:48:59,509 WARN L261 TraceCheckSpWp]: Trace formula consists of 503 conjuncts, 389 conjunts are in the unsatisfiable core [2021-07-09 20:48:59,511 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-09 20:49:12,614 INFO L134 CoverageAnalysis]: Checked inductivity of 4733 backedges. 0 proven. 4733 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-09 20:49:12,615 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2116431513] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-09 20:49:12,615 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-09 20:49:12,615 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [103, 103] total 203 [2021-07-09 20:49:12,615 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1657184812] [2021-07-09 20:49:12,615 INFO L462 AbstractCegarLoop]: Interpolant automaton has 204 states [2021-07-09 20:49:12,616 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-09 20:49:12,616 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 204 interpolants. [2021-07-09 20:49:12,618 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1292, Invalid=40120, Unknown=0, NotChecked=0, Total=41412 [2021-07-09 20:49:12,618 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-09 20:49:12,618 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-09 20:49:12,618 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 204 states, 204 states have (on average 1.9950980392156863) internal successors, (407), 203 states have internal predecessors, (407), 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) [2021-07-09 20:49:12,618 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-07-09 20:49:12,619 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-07-09 20:49:12,619 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2021-07-09 20:49:12,619 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2021-07-09 20:49:12,619 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2021-07-09 20:49:12,619 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 49 states. [2021-07-09 20:49:12,619 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2021-07-09 20:49:12,619 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 89 states. [2021-07-09 20:49:12,619 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 67 states. [2021-07-09 20:49:12,619 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 73 states. [2021-07-09 20:49:12,619 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 79 states. [2021-07-09 20:49:12,619 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 85 states. [2021-07-09 20:49:12,619 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 91 states. [2021-07-09 20:49:12,619 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 97 states. [2021-07-09 20:49:12,619 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 103 states. [2021-07-09 20:49:12,619 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 109 states. [2021-07-09 20:49:12,619 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 79 states. [2021-07-09 20:49:12,619 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 179 states. [2021-07-09 20:49:12,619 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 127 states. [2021-07-09 20:49:12,619 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 133 states. [2021-07-09 20:49:12,620 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 139 states. [2021-07-09 20:49:12,620 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 145 states. [2021-07-09 20:49:12,620 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 151 states. [2021-07-09 20:49:12,620 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 157 states. [2021-07-09 20:49:12,620 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 163 states. [2021-07-09 20:49:12,620 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 169 states. [2021-07-09 20:49:12,620 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 175 states. [2021-07-09 20:49:12,620 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 181 states. [2021-07-09 20:49:12,620 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-09 20:49:23,821 WARN L205 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 74 [2021-07-09 20:49:24,327 WARN L205 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 81 [2021-07-09 20:49:24,854 WARN L205 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 88 [2021-07-09 20:49:25,413 WARN L205 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 95 [2021-07-09 20:49:25,982 WARN L205 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 102 [2021-07-09 20:49:26,582 WARN L205 SmtUtils]: Spent 177.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 109 [2021-07-09 20:49:27,199 WARN L205 SmtUtils]: Spent 192.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 116 [2021-07-09 20:49:27,852 WARN L205 SmtUtils]: Spent 218.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 123 [2021-07-09 20:49:28,520 WARN L205 SmtUtils]: Spent 226.00 ms on a formula simplification. DAG size of input: 164 DAG size of output: 130 [2021-07-09 20:49:29,206 WARN L205 SmtUtils]: Spent 238.00 ms on a formula simplification. DAG size of input: 165 DAG size of output: 130 [2021-07-09 20:49:29,887 WARN L205 SmtUtils]: Spent 228.00 ms on a formula simplification. DAG size of input: 165 DAG size of output: 130 [2021-07-09 20:49:30,572 WARN L205 SmtUtils]: Spent 237.00 ms on a formula simplification. DAG size of input: 165 DAG size of output: 130 [2021-07-09 20:49:31,242 WARN L205 SmtUtils]: Spent 225.00 ms on a formula simplification. DAG size of input: 165 DAG size of output: 130 [2021-07-09 20:49:31,911 WARN L205 SmtUtils]: Spent 226.00 ms on a formula simplification. DAG size of input: 165 DAG size of output: 130 [2021-07-09 20:49:32,596 WARN L205 SmtUtils]: Spent 228.00 ms on a formula simplification. DAG size of input: 165 DAG size of output: 130 [2021-07-09 20:49:33,275 WARN L205 SmtUtils]: Spent 228.00 ms on a formula simplification. DAG size of input: 165 DAG size of output: 130 [2021-07-09 20:49:33,984 WARN L205 SmtUtils]: Spent 229.00 ms on a formula simplification. DAG size of input: 165 DAG size of output: 130 [2021-07-09 20:49:34,670 WARN L205 SmtUtils]: Spent 231.00 ms on a formula simplification. DAG size of input: 165 DAG size of output: 130 [2021-07-09 20:49:35,361 WARN L205 SmtUtils]: Spent 226.00 ms on a formula simplification. DAG size of input: 165 DAG size of output: 130 [2021-07-09 20:49:36,040 WARN L205 SmtUtils]: Spent 229.00 ms on a formula simplification. DAG size of input: 165 DAG size of output: 130 [2021-07-09 20:49:36,727 WARN L205 SmtUtils]: Spent 225.00 ms on a formula simplification. DAG size of input: 165 DAG size of output: 130 [2021-07-09 20:49:37,407 WARN L205 SmtUtils]: Spent 228.00 ms on a formula simplification. DAG size of input: 165 DAG size of output: 130 [2021-07-09 20:49:38,094 WARN L205 SmtUtils]: Spent 225.00 ms on a formula simplification. DAG size of input: 165 DAG size of output: 130 [2021-07-09 20:49:38,773 WARN L205 SmtUtils]: Spent 224.00 ms on a formula simplification. DAG size of input: 165 DAG size of output: 130 [2021-07-09 20:49:39,464 WARN L205 SmtUtils]: Spent 225.00 ms on a formula simplification. DAG size of input: 165 DAG size of output: 130 [2021-07-09 20:49:40,148 WARN L205 SmtUtils]: Spent 227.00 ms on a formula simplification. DAG size of input: 165 DAG size of output: 130 [2021-07-09 20:49:40,842 WARN L205 SmtUtils]: Spent 227.00 ms on a formula simplification. DAG size of input: 165 DAG size of output: 130 [2021-07-09 20:49:41,525 WARN L205 SmtUtils]: Spent 226.00 ms on a formula simplification. DAG size of input: 165 DAG size of output: 130 [2021-07-09 20:49:42,218 WARN L205 SmtUtils]: Spent 226.00 ms on a formula simplification. DAG size of input: 165 DAG size of output: 130 [2021-07-09 20:49:42,789 WARN L205 SmtUtils]: Spent 196.00 ms on a formula simplification. DAG size of input: 166 DAG size of output: 98 [2021-07-09 20:49:43,522 WARN L205 SmtUtils]: Spent 241.00 ms on a formula simplification. DAG size of input: 167 DAG size of output: 132 [2021-07-09 20:49:43,685 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-07-09 20:49:43,685 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-07-09 20:49:43,685 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2021-07-09 20:49:43,685 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2021-07-09 20:49:43,685 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2021-07-09 20:49:43,685 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2021-07-09 20:49:43,685 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2021-07-09 20:49:43,685 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 89 states. [2021-07-09 20:49:43,685 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 67 states. [2021-07-09 20:49:43,685 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 73 states. [2021-07-09 20:49:43,685 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 79 states. [2021-07-09 20:49:43,685 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 85 states. [2021-07-09 20:49:43,685 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 91 states. [2021-07-09 20:49:43,685 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 97 states. [2021-07-09 20:49:43,685 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 103 states. [2021-07-09 20:49:43,685 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 109 states. [2021-07-09 20:49:43,685 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 79 states. [2021-07-09 20:49:43,685 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 179 states. [2021-07-09 20:49:43,685 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 127 states. [2021-07-09 20:49:43,685 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 133 states. [2021-07-09 20:49:43,685 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 139 states. [2021-07-09 20:49:43,685 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 145 states. [2021-07-09 20:49:43,685 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 151 states. [2021-07-09 20:49:43,686 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 157 states. [2021-07-09 20:49:43,686 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 163 states. [2021-07-09 20:49:43,686 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 169 states. [2021-07-09 20:49:43,686 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 175 states. [2021-07-09 20:49:43,686 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 181 states. [2021-07-09 20:49:43,686 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 187 states. [2021-07-09 20:49:43,886 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable28,31 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-09 20:49:43,887 INFO L430 AbstractCegarLoop]: === Iteration 30 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-09 20:49:43,887 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-09 20:49:43,887 INFO L82 PathProgramCache]: Analyzing trace with hash 1658806081, now seen corresponding path program 30 times [2021-07-09 20:49:43,887 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-09 20:49:43,887 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [471688855] [2021-07-09 20:49:43,887 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-09 20:49:43,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-09 20:49:50,527 INFO L134 CoverageAnalysis]: Checked inductivity of 4969 backedges. 0 proven. 4969 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-09 20:49:50,527 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-09 20:49:50,527 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [471688855] [2021-07-09 20:49:50,527 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [471688855] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-09 20:49:50,527 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1818643358] [2021-07-09 20:49:50,527 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 32 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 32 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-09 20:49:50,730 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 61 check-sat command(s) [2021-07-09 20:49:50,730 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-09 20:49:50,735 WARN L261 TraceCheckSpWp]: Trace formula consists of 513 conjuncts, 397 conjunts are in the unsatisfiable core [2021-07-09 20:49:50,741 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-09 20:50:04,708 INFO L134 CoverageAnalysis]: Checked inductivity of 4969 backedges. 0 proven. 4969 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-09 20:50:04,709 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1818643358] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-09 20:50:04,709 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-09 20:50:04,709 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [105, 105] total 207 [2021-07-09 20:50:04,709 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [755743449] [2021-07-09 20:50:04,710 INFO L462 AbstractCegarLoop]: Interpolant automaton has 208 states [2021-07-09 20:50:04,710 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-09 20:50:04,710 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 208 interpolants. [2021-07-09 20:50:04,712 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1247, Invalid=41809, Unknown=0, NotChecked=0, Total=43056 [2021-07-09 20:50:04,712 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-09 20:50:04,712 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-09 20:50:04,713 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 208 states, 208 states have (on average 1.9951923076923077) internal successors, (415), 207 states have internal predecessors, (415), 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) [2021-07-09 20:50:04,713 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-07-09 20:50:04,713 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-07-09 20:50:04,713 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2021-07-09 20:50:04,713 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2021-07-09 20:50:04,713 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2021-07-09 20:50:04,713 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 49 states. [2021-07-09 20:50:04,713 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2021-07-09 20:50:04,713 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 89 states. [2021-07-09 20:50:04,713 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 67 states. [2021-07-09 20:50:04,713 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 73 states. [2021-07-09 20:50:04,713 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 79 states. [2021-07-09 20:50:04,713 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 85 states. [2021-07-09 20:50:04,713 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 91 states. [2021-07-09 20:50:04,713 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 97 states. [2021-07-09 20:50:04,713 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 103 states. [2021-07-09 20:50:04,713 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 109 states. [2021-07-09 20:50:04,713 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 79 states. [2021-07-09 20:50:04,713 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 179 states. [2021-07-09 20:50:04,713 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 127 states. [2021-07-09 20:50:04,714 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 133 states. [2021-07-09 20:50:04,714 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 139 states. [2021-07-09 20:50:04,714 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 145 states. [2021-07-09 20:50:04,714 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 151 states. [2021-07-09 20:50:04,714 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 157 states. [2021-07-09 20:50:04,714 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 163 states. [2021-07-09 20:50:04,714 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 169 states. [2021-07-09 20:50:04,714 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 175 states. [2021-07-09 20:50:04,714 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 181 states. [2021-07-09 20:50:04,714 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 187 states. [2021-07-09 20:50:04,714 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-09 20:50:17,693 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 74 [2021-07-09 20:50:18,236 WARN L205 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 81 [2021-07-09 20:50:18,795 WARN L205 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 88 [2021-07-09 20:50:19,391 WARN L205 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 95 [2021-07-09 20:50:19,981 WARN L205 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 102 [2021-07-09 20:50:20,609 WARN L205 SmtUtils]: Spent 179.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 109 [2021-07-09 20:50:21,295 WARN L205 SmtUtils]: Spent 203.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 116 [2021-07-09 20:50:21,965 WARN L205 SmtUtils]: Spent 216.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 116 [2021-07-09 20:50:22,628 WARN L205 SmtUtils]: Spent 192.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 116 [2021-07-09 20:50:23,285 WARN L205 SmtUtils]: Spent 199.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 116 [2021-07-09 20:50:23,952 WARN L205 SmtUtils]: Spent 192.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 116 [2021-07-09 20:50:24,602 WARN L205 SmtUtils]: Spent 192.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 116 [2021-07-09 20:50:25,262 WARN L205 SmtUtils]: Spent 191.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 116 [2021-07-09 20:50:25,914 WARN L205 SmtUtils]: Spent 194.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 116 [2021-07-09 20:50:26,592 WARN L205 SmtUtils]: Spent 190.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 116 [2021-07-09 20:50:27,250 WARN L205 SmtUtils]: Spent 197.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 116 [2021-07-09 20:50:27,926 WARN L205 SmtUtils]: Spent 192.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 116 [2021-07-09 20:50:28,583 WARN L205 SmtUtils]: Spent 195.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 116 [2021-07-09 20:50:29,288 WARN L205 SmtUtils]: Spent 194.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 116 [2021-07-09 20:50:29,945 WARN L205 SmtUtils]: Spent 195.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 116 [2021-07-09 20:50:30,606 WARN L205 SmtUtils]: Spent 191.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 116 [2021-07-09 20:50:31,256 WARN L205 SmtUtils]: Spent 188.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 116 [2021-07-09 20:50:31,918 WARN L205 SmtUtils]: Spent 190.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 116 [2021-07-09 20:50:32,572 WARN L205 SmtUtils]: Spent 192.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 116 [2021-07-09 20:50:33,239 WARN L205 SmtUtils]: Spent 191.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 116 [2021-07-09 20:50:33,905 WARN L205 SmtUtils]: Spent 191.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 116 [2021-07-09 20:50:34,578 WARN L205 SmtUtils]: Spent 191.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 116 [2021-07-09 20:50:35,265 WARN L205 SmtUtils]: Spent 213.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 116 [2021-07-09 20:50:35,945 WARN L205 SmtUtils]: Spent 195.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 116 [2021-07-09 20:50:36,492 WARN L205 SmtUtils]: Spent 167.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 88 [2021-07-09 20:50:37,258 WARN L205 SmtUtils]: Spent 221.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 118 [2021-07-09 20:50:37,436 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-07-09 20:50:37,437 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-07-09 20:50:37,437 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2021-07-09 20:50:37,437 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2021-07-09 20:50:37,437 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2021-07-09 20:50:37,437 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2021-07-09 20:50:37,437 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2021-07-09 20:50:37,437 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 89 states. [2021-07-09 20:50:37,437 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 67 states. [2021-07-09 20:50:37,437 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 73 states. [2021-07-09 20:50:37,437 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 79 states. [2021-07-09 20:50:37,437 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 85 states. [2021-07-09 20:50:37,437 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 91 states. [2021-07-09 20:50:37,437 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 97 states. [2021-07-09 20:50:37,437 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 103 states. [2021-07-09 20:50:37,437 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 109 states. [2021-07-09 20:50:37,437 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 79 states. [2021-07-09 20:50:37,437 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 179 states. [2021-07-09 20:50:37,437 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 127 states. [2021-07-09 20:50:37,437 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 133 states. [2021-07-09 20:50:37,437 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 139 states. [2021-07-09 20:50:37,437 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 145 states. [2021-07-09 20:50:37,437 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 151 states. [2021-07-09 20:50:37,437 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 157 states. [2021-07-09 20:50:37,437 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 163 states. [2021-07-09 20:50:37,437 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 169 states. [2021-07-09 20:50:37,437 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 175 states. [2021-07-09 20:50:37,438 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 181 states. [2021-07-09 20:50:37,438 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 187 states. [2021-07-09 20:50:37,438 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 193 states. [2021-07-09 20:50:37,638 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable29,32 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-09 20:50:37,638 INFO L430 AbstractCegarLoop]: === Iteration 31 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-09 20:50:37,639 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-09 20:50:37,639 INFO L82 PathProgramCache]: Analyzing trace with hash -1809422651, now seen corresponding path program 31 times [2021-07-09 20:50:37,639 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-09 20:50:37,639 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1362435768] [2021-07-09 20:50:37,639 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-09 20:50:37,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat Received shutdown request... [2021-07-09 20:50:43,328 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable30 [2021-07-09 20:50:43,328 WARN L547 AbstractCegarLoop]: Verification canceled [2021-07-09 20:50:43,335 INFO L247 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-07-09 20:50:43,336 WARN L196 ceAbstractionStarter]: Timeout [2021-07-09 20:50:43,337 INFO L202 PluginConnector]: Adding new model nonblocking-cntr-alt.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 09.07 08:50:43 BasicIcfg [2021-07-09 20:50:43,337 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-07-09 20:50:43,337 INFO L168 Benchmark]: Toolchain (without parser) took 725616.35 ms. Allocated memory was 180.4 MB in the beginning and 652.2 MB in the end (delta: 471.9 MB). Free memory was 160.3 MB in the beginning and 234.1 MB in the end (delta: -73.9 MB). Peak memory consumption was 398.5 MB. Max. memory is 8.0 GB. [2021-07-09 20:50:43,337 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.14 ms. Allocated memory is still 180.4 MB. Free memory is still 161.3 MB. There was no memory consumed. Max. memory is 8.0 GB. [2021-07-09 20:50:43,337 INFO L168 Benchmark]: Boogie Procedure Inliner took 24.06 ms. Allocated memory is still 180.4 MB. Free memory was 160.2 MB in the beginning and 158.8 MB in the end (delta: 1.4 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. [2021-07-09 20:50:43,338 INFO L168 Benchmark]: Boogie Preprocessor took 11.99 ms. Allocated memory is still 180.4 MB. Free memory was 158.8 MB in the beginning and 157.8 MB in the end (delta: 991.8 kB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. [2021-07-09 20:50:43,338 INFO L168 Benchmark]: RCFGBuilder took 235.12 ms. Allocated memory is still 180.4 MB. Free memory was 157.8 MB in the beginning and 146.5 MB in the end (delta: 11.3 MB). Peak memory consumption was 11.5 MB. Max. memory is 8.0 GB. [2021-07-09 20:50:43,338 INFO L168 Benchmark]: TraceAbstraction took 725339.50 ms. Allocated memory was 180.4 MB in the beginning and 652.2 MB in the end (delta: 471.9 MB). Free memory was 146.1 MB in the beginning and 234.1 MB in the end (delta: -88.0 MB). Peak memory consumption was 384.9 MB. Max. memory is 8.0 GB. [2021-07-09 20:50:43,338 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 0.14 ms. Allocated memory is still 180.4 MB. Free memory is still 161.3 MB. There was no memory consumed. Max. memory is 8.0 GB. * Boogie Procedure Inliner took 24.06 ms. Allocated memory is still 180.4 MB. Free memory was 160.2 MB in the beginning and 158.8 MB in the end (delta: 1.4 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 11.99 ms. Allocated memory is still 180.4 MB. Free memory was 158.8 MB in the beginning and 157.8 MB in the end (delta: 991.8 kB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. * RCFGBuilder took 235.12 ms. Allocated memory is still 180.4 MB. Free memory was 157.8 MB in the beginning and 146.5 MB in the end (delta: 11.3 MB). Peak memory consumption was 11.5 MB. Max. memory is 8.0 GB. * TraceAbstraction took 725339.50 ms. Allocated memory was 180.4 MB in the beginning and 652.2 MB in the end (delta: 471.9 MB). Free memory was 146.1 MB in the beginning and 234.1 MB in the end (delta: -88.0 MB). Peak memory consumption was 384.9 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: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.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] , DistributingIndependenceRelation.Statistics on underlying relations: [ 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: UnionIndependenceRelation.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] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.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.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: 0, 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): 0, Positive cache size: 0, Positive conditional cache size: 0, Positive unconditional cache size: 0, 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): 0, Positive cache size: 0, Positive conditional cache size: 0, Positive unconditional cache size: 0, 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): 0, Positive cache size: 0, Positive conditional cache size: 0, Positive unconditional cache size: 0, 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): 0, Positive cache size: 0, Positive conditional cache size: 0, Positive unconditional cache size: 0, 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): 0, Positive cache size: 0, Positive conditional cache size: 0, Positive unconditional cache size: 0, 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): 0, Positive cache size: 0, Positive conditional cache size: 0, Positive unconditional cache size: 0, 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): 0, Positive cache size: 0, Positive conditional cache size: 0, Positive unconditional cache size: 0, 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): 0, Positive cache size: 0, Positive conditional cache size: 0, Positive unconditional cache size: 0, 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): 0, Positive cache size: 0, Positive conditional cache size: 0, Positive unconditional cache size: 0, 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): 0, Positive cache size: 0, Positive conditional cache size: 0, Positive unconditional cache size: 0, 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): 0, Positive cache size: 0, Positive conditional cache size: 0, Positive unconditional cache size: 0, 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): 0, Positive cache size: 0, Positive conditional cache size: 0, Positive unconditional cache size: 0, 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): 0, Positive cache size: 0, Positive conditional cache size: 0, Positive unconditional cache size: 0, 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): 0, Positive cache size: 0, Positive conditional cache size: 0, Positive unconditional cache size: 0, 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): 0, Positive cache size: 0, Positive conditional cache size: 0, Positive unconditional cache size: 0, 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): 0, Positive cache size: 0, Positive conditional cache size: 0, Positive unconditional cache size: 0, 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): 0, Positive cache size: 0, Positive conditional cache size: 0, Positive unconditional cache size: 0, 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): 0, Positive cache size: 0, Positive conditional cache size: 0, Positive unconditional cache size: 0, 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): 0, Positive cache size: 0, Positive conditional cache size: 0, Positive unconditional cache size: 0, 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): 0, Positive cache size: 0, Positive conditional cache size: 0, Positive unconditional cache size: 0, 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): 0, Positive cache size: 0, Positive conditional cache size: 0, Positive unconditional cache size: 0, 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): 0, Positive cache size: 0, Positive conditional cache size: 0, Positive unconditional cache size: 0, 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): 0, Positive cache size: 0, Positive conditional cache size: 0, Positive unconditional cache size: 0, 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): 0, Positive cache size: 0, Positive conditional cache size: 0, Positive unconditional cache size: 0, 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): 0, Positive cache size: 0, Positive conditional cache size: 0, Positive unconditional cache size: 0, 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): 0, Positive cache size: 0, Positive conditional cache size: 0, Positive unconditional cache size: 0, 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): 0, Positive cache size: 0, Positive conditional cache size: 0, Positive unconditional cache size: 0, 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): 0, Positive cache size: 0, Positive conditional cache size: 0, Positive unconditional cache size: 0, 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): 0, Positive cache size: 0, Positive conditional cache size: 0, Positive unconditional cache size: 0, 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): 0, Positive cache size: 0, Positive conditional cache size: 0, Positive unconditional cache size: 0, 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): 0, Positive cache size: 0, Positive conditional cache size: 0, Positive unconditional cache size: 0, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0 ], Maximal queried relation: -1, Independence queries for same thread: 0 - TimeoutResultAtElement [Line: 50]: Timeout (TraceAbstraction) Unable to prove that assertion always holds Cancelled while PartialOrderCegarLoop was analyzing trace of length 214 with TraceHistMax 62,while InterpolatingTraceCheckCraig was constructing Craig interpolants,while PredicateComparison was comparing new predicate (quantifier-free) to 96 known predicates. - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: ULTIMATE.start with 1 thread instances CFG has 5 procedures, 32 locations, 3 error locations. Started 1 CEGAR loops. VerificationResult: TIMEOUT, OverallTime: 725269.0ms, OverallIterations: 31, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 18.9ms, PartialOrderReductionTime: 448938.4ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=33occurred in iteration=0, InterpolantAutomatonStates: 3213, 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: 321.7ms SsaConstructionTime, 3363.3ms SatisfiabilityAnalysisTime, 259918.2ms InterpolantComputationTime, 7232 NumberOfCodeBlocks, 7232 NumberOfCodeBlocksAsserted, 565 NumberOfCheckSat, 7172 ConstructedInterpolants, 0 QuantifiedInterpolants, 171193 SizeOfPredicates, 150 NumberOfNonLiveVariables, 8755 ConjunctsInSsa, 6600 ConjunctsInUnsatCore, 60 InterpolantComputations, 0 PerfectInterpolantSequences, 1475/114778 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