/usr/bin/java -Xmx16000000000 -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-Sleep-SemanticLbe-Delay.epf -tc ../../../trunk/examples/toolchains/AutomizerBplInline.xml -i ../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/popl20/min-max-dec.wvr.bpl -------------------------------------------------------------------------------- This is Ultimate 0.2.1-7cd14b8b9f04096d8ddfd3d9cd8a4ac590fe5404-7cd14b8 [2021-03-13 01:45:33,392 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-03-13 01:45:33,394 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-03-13 01:45:33,427 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2021-03-13 01:45:33,503 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-Sleep-SemanticLbe-Delay.epf [2021-03-13 01:45:33,526 INFO L113 SettingsManager]: Loading preferences was successful [2021-03-13 01:45:33,526 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-03-13 01:45:33,527 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-03-13 01:45:33,527 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-03-13 01:45:33,528 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-03-13 01:45:33,528 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-03-13 01:45:33,528 INFO L138 SettingsManager]: * Use SBE=true [2021-03-13 01:45:33,528 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-03-13 01:45:33,529 INFO L138 SettingsManager]: * sizeof long=4 [2021-03-13 01:45:33,529 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-03-13 01:45:33,529 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-03-13 01:45:33,529 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-03-13 01:45:33,529 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-03-13 01:45:33,529 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-03-13 01:45:33,529 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-03-13 01:45:33,530 INFO L138 SettingsManager]: * sizeof long double=12 [2021-03-13 01:45:33,530 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-03-13 01:45:33,530 INFO L138 SettingsManager]: * Use constant arrays=true [2021-03-13 01:45:33,530 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-03-13 01:45:33,530 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-03-13 01:45:33,530 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-03-13 01:45:33,530 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-03-13 01:45:33,531 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-03-13 01:45:33,531 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-03-13 01:45:33,531 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-03-13 01:45:33,531 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-03-13 01:45:33,531 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-03-13 01:45:33,531 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-03-13 01:45:33,531 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-03-13 01:45:33,532 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-03-13 01:45:33,532 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-03-13 01:45:33,532 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=SLEEP_DELAY_SET [2021-03-13 01:45:33,532 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-03-13 01:45:33,886 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-03-13 01:45:33,914 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-03-13 01:45:33,917 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-03-13 01:45:33,918 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2021-03-13 01:45:33,921 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2021-03-13 01:45:33,921 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/popl20/min-max-dec.wvr.bpl [2021-03-13 01:45:33,922 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/popl20/min-max-dec.wvr.bpl' [2021-03-13 01:45:34,054 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-03-13 01:45:34,060 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2021-03-13 01:45:34,061 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-03-13 01:45:34,061 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-03-13 01:45:34,061 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-03-13 01:45:34,070 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "min-max-dec.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 13.03 01:45:34" (1/1) ... [2021-03-13 01:45:34,077 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "min-max-dec.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 13.03 01:45:34" (1/1) ... [2021-03-13 01:45:34,088 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-03-13 01:45:34,089 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-03-13 01:45:34,089 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-03-13 01:45:34,089 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-03-13 01:45:34,094 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "min-max-dec.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 13.03 01:45:34" (1/1) ... [2021-03-13 01:45:34,094 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "min-max-dec.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 13.03 01:45:34" (1/1) ... [2021-03-13 01:45:34,096 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "min-max-dec.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 13.03 01:45:34" (1/1) ... [2021-03-13 01:45:34,096 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "min-max-dec.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 13.03 01:45:34" (1/1) ... [2021-03-13 01:45:34,098 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "min-max-dec.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 13.03 01:45:34" (1/1) ... [2021-03-13 01:45:34,101 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "min-max-dec.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 13.03 01:45:34" (1/1) ... [2021-03-13 01:45:34,102 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "min-max-dec.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 13.03 01:45:34" (1/1) ... [2021-03-13 01:45:34,103 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-03-13 01:45:34,106 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-03-13 01:45:34,107 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-03-13 01:45:34,107 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-03-13 01:45:34,109 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "min-max-dec.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 13.03 01:45:34" (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 [2021-03-13 01:45:34,180 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread1 given in one single declaration [2021-03-13 01:45:34,180 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2021-03-13 01:45:34,180 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2021-03-13 01:45:34,180 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread2 given in one single declaration [2021-03-13 01:45:34,180 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2021-03-13 01:45:34,181 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2021-03-13 01:45:34,181 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2021-03-13 01:45:34,181 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-03-13 01:45:34,181 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-03-13 01:45:34,182 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread3 given in one single declaration [2021-03-13 01:45:34,182 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2021-03-13 01:45:34,182 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2021-03-13 01:45:34,182 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread4 given in one single declaration [2021-03-13 01:45:34,182 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2021-03-13 01:45:34,182 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2021-03-13 01:45:34,183 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-03-13 01:45:34,375 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-03-13 01:45:34,376 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2021-03-13 01:45:34,378 INFO L202 PluginConnector]: Adding new model min-max-dec.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.03 01:45:34 BoogieIcfgContainer [2021-03-13 01:45:34,378 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-03-13 01:45:34,380 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-03-13 01:45:34,380 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-03-13 01:45:34,383 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-03-13 01:45:34,383 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "min-max-dec.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 13.03 01:45:34" (1/2) ... [2021-03-13 01:45:34,384 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@20336ed6 and model type min-max-dec.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.03 01:45:34, skipping insertion in model container [2021-03-13 01:45:34,384 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "min-max-dec.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.03 01:45:34" (2/2) ... [2021-03-13 01:45:34,385 INFO L111 eAbstractionObserver]: Analyzing ICFG min-max-dec.wvr.bpl [2021-03-13 01:45:34,390 WARN L142 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-03-13 01:45:34,390 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-03-13 01:45:34,393 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2021-03-13 01:45:34,393 INFO L323 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-03-13 01:45:34,486 INFO L149 ThreadInstanceAdder]: Constructed 4 joinOtherThreadTransitions. [2021-03-13 01:45:34,502 INFO L253 AbstractCegarLoop]: Starting to check reachability of 5 error locations. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-03-13 01:45:34,604 INFO L376 AbstractCegarLoop]: Interprodecural is true [2021-03-13 01:45:34,604 INFO L377 AbstractCegarLoop]: Hoare is true [2021-03-13 01:45:34,604 INFO L378 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-03-13 01:45:34,604 INFO L379 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-03-13 01:45:34,604 INFO L380 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-03-13 01:45:34,604 INFO L381 AbstractCegarLoop]: Difference is false [2021-03-13 01:45:34,605 INFO L382 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-03-13 01:45:34,605 INFO L386 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-03-13 01:45:34,614 INFO L118 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2021-03-13 01:45:34,614 INFO L133 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 45 places, 35 transitions, 102 flow [2021-03-13 01:45:34,621 INFO L110 LiptonReduction]: Starting Lipton reduction on Petri net that has 45 places, 35 transitions, 102 flow [2021-03-13 01:45:34,622 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 45 places, 35 transitions, 102 flow [2021-03-13 01:45:34,670 INFO L129 PetriNetUnfolder]: 3/31 cut-off events. [2021-03-13 01:45:34,671 INFO L130 PetriNetUnfolder]: For 4/4 co-relation queries the response was YES. [2021-03-13 01:45:34,675 INFO L84 FinitePrefix]: Finished finitePrefix Result has 48 conditions, 31 events. 3/31 cut-off events. For 4/4 co-relation queries the response was YES. Maximal size of possible extension queue 6. Compared 57 event pairs, 0 based on Foata normal form. 0/27 useless extension candidates. Maximal degree in co-relation 27. Up to 2 conditions per place. [2021-03-13 01:45:34,677 INFO L116 LiptonReduction]: Number of co-enabled transitions 340 [2021-03-13 01:45:35,045 INFO L131 LiptonReduction]: Checked pairs total: 413 [2021-03-13 01:45:35,045 INFO L133 LiptonReduction]: Total number of compositions: 10 [2021-03-13 01:45:35,165 INFO L428 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-13 01:45:35,170 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-13 01:45:35,172 INFO L82 PathProgramCache]: Analyzing trace with hash -827360926, now seen corresponding path program 1 times [2021-03-13 01:45:35,180 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-13 01:45:35,182 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1720493843] [2021-03-13 01:45:35,182 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-13 01:45:35,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-13 01:45:35,355 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 01:45:35,356 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1720493843] [2021-03-13 01:45:35,357 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-13 01:45:35,357 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-03-13 01:45:35,357 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1680347307] [2021-03-13 01:45:35,365 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-03-13 01:45:35,365 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-13 01:45:35,381 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-03-13 01:45:35,383 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-03-13 01:45:35,383 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-13 01:45:35,384 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-13 01:45:35,385 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 5 states, 4 states have (on average 4.5) internal successors, (18), 5 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-13 01:45:35,385 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-13 01:45:35,539 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-03-13 01:45:35,539 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-03-13 01:45:35,539 INFO L428 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-13 01:45:35,541 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-13 01:45:35,541 INFO L82 PathProgramCache]: Analyzing trace with hash 1086915653, now seen corresponding path program 1 times [2021-03-13 01:45:35,541 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-13 01:45:35,542 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [56386423] [2021-03-13 01:45:35,542 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-13 01:45:35,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-13 01:45:35,621 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-03-13 01:45:35,622 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [56386423] [2021-03-13 01:45:35,622 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-13 01:45:35,622 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-03-13 01:45:35,623 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1110016062] [2021-03-13 01:45:35,626 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-03-13 01:45:35,627 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-13 01:45:35,628 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-03-13 01:45:35,629 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-03-13 01:45:35,629 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-13 01:45:35,629 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-13 01:45:35,630 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 5.0) internal successors, (20), 3 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-13 01:45:35,630 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-03-13 01:45:35,630 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-13 01:45:35,707 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-03-13 01:45:35,708 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-13 01:45:35,708 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-03-13 01:45:35,708 INFO L428 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-13 01:45:35,715 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-13 01:45:35,715 INFO L82 PathProgramCache]: Analyzing trace with hash -624876575, now seen corresponding path program 1 times [2021-03-13 01:45:35,715 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-13 01:45:35,715 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [446966238] [2021-03-13 01:45:35,715 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-13 01:45:35,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-13 01:45:35,777 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-03-13 01:45:35,777 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [446966238] [2021-03-13 01:45:35,777 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-13 01:45:35,778 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-03-13 01:45:35,778 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [702086493] [2021-03-13 01:45:35,778 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-03-13 01:45:35,778 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-13 01:45:35,779 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-03-13 01:45:35,779 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-03-13 01:45:35,779 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-13 01:45:35,779 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-13 01:45:35,779 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 5.0) internal successors, (20), 3 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-13 01:45:35,779 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-03-13 01:45:35,779 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-03-13 01:45:35,779 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-13 01:45:35,870 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-03-13 01:45:35,871 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-13 01:45:35,871 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-13 01:45:35,871 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-03-13 01:45:35,872 INFO L428 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-13 01:45:35,872 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-13 01:45:35,872 INFO L82 PathProgramCache]: Analyzing trace with hash 1508730185, now seen corresponding path program 1 times [2021-03-13 01:45:35,873 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-13 01:45:35,873 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [969361900] [2021-03-13 01:45:35,873 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-13 01:45:35,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-13 01:45:35,998 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-03-13 01:45:35,999 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [969361900] [2021-03-13 01:45:35,999 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [829527430] [2021-03-13 01:45:35,999 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 [2021-03-13 01:45:36,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-13 01:45:36,054 INFO L263 TraceCheckSpWp]: Trace formula consists of 78 conjuncts, 12 conjunts are in the unsatisfiable core [2021-03-13 01:45:36,074 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-13 01:45:36,279 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 14 [2021-03-13 01:45:36,283 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-13 01:45:36,289 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-13 01:45:36,293 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-03-13 01:45:36,294 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:24, output treesize:18 [2021-03-13 01:45:36,349 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2021-03-13 01:45:36,353 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-13 01:45:36,355 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-13 01:45:36,356 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-03-13 01:45:36,356 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:15, output treesize:3 [2021-03-13 01:45:36,395 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-03-13 01:45:36,396 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-13 01:45:36,396 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 10 [2021-03-13 01:45:36,396 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [906753673] [2021-03-13 01:45:36,397 INFO L460 AbstractCegarLoop]: Interpolant automaton has 12 states [2021-03-13 01:45:36,397 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-13 01:45:36,398 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2021-03-13 01:45:36,398 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=98, Unknown=0, NotChecked=0, Total=132 [2021-03-13 01:45:36,398 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-13 01:45:36,398 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-13 01:45:36,398 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 12 states, 11 states have (on average 2.8181818181818183) internal successors, (31), 11 states have internal predecessors, (31), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-13 01:45:36,399 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-03-13 01:45:36,399 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-03-13 01:45:36,399 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-03-13 01:45:36,399 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-13 01:45:37,127 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-03-13 01:45:37,127 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-13 01:45:37,128 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-13 01:45:37,128 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-03-13 01:45:37,353 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,3 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-13 01:45:37,354 INFO L428 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-13 01:45:37,354 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-13 01:45:37,354 INFO L82 PathProgramCache]: Analyzing trace with hash 1852556775, now seen corresponding path program 2 times [2021-03-13 01:45:37,355 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-13 01:45:37,355 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2097580770] [2021-03-13 01:45:37,355 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-13 01:45:37,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-13 01:45:37,519 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-03-13 01:45:37,519 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2097580770] [2021-03-13 01:45:37,519 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1532842828] [2021-03-13 01:45:37,519 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 [2021-03-13 01:45:37,574 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-03-13 01:45:37,575 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-13 01:45:37,576 INFO L263 TraceCheckSpWp]: Trace formula consists of 78 conjuncts, 15 conjunts are in the unsatisfiable core [2021-03-13 01:45:37,578 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-13 01:45:37,650 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 11 [2021-03-13 01:45:37,653 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-13 01:45:37,657 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-13 01:45:37,657 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-03-13 01:45:37,658 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:19, output treesize:11 [2021-03-13 01:45:37,701 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2021-03-13 01:45:37,704 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-13 01:45:37,706 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-13 01:45:37,710 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-03-13 01:45:37,710 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:13, output treesize:5 [2021-03-13 01:45:37,739 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-03-13 01:45:37,740 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-13 01:45:37,740 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 7 [2021-03-13 01:45:37,740 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1003313199] [2021-03-13 01:45:37,741 INFO L460 AbstractCegarLoop]: Interpolant automaton has 9 states [2021-03-13 01:45:37,741 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-13 01:45:37,741 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-03-13 01:45:37,741 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=50, Unknown=0, NotChecked=0, Total=72 [2021-03-13 01:45:37,741 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-13 01:45:37,741 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-13 01:45:37,742 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 9 states, 8 states have (on average 3.375) internal successors, (27), 8 states have internal predecessors, (27), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-13 01:45:37,742 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-03-13 01:45:37,742 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-03-13 01:45:37,742 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-03-13 01:45:37,742 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-03-13 01:45:37,742 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-13 01:45:38,243 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-03-13 01:45:38,244 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-13 01:45:38,244 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-13 01:45:38,244 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-03-13 01:45:38,244 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-03-13 01:45:38,469 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,4 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-13 01:45:38,469 INFO L428 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-13 01:45:38,470 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-13 01:45:38,470 INFO L82 PathProgramCache]: Analyzing trace with hash -419986530, now seen corresponding path program 3 times [2021-03-13 01:45:38,470 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-13 01:45:38,470 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2142869703] [2021-03-13 01:45:38,471 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-13 01:45:38,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-13 01:45:38,525 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-03-13 01:45:38,525 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2142869703] [2021-03-13 01:45:38,525 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1877159732] [2021-03-13 01:45:38,525 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 [2021-03-13 01:45:38,565 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2021-03-13 01:45:38,565 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-13 01:45:38,566 INFO L263 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 6 conjunts are in the unsatisfiable core [2021-03-13 01:45:38,567 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-13 01:45:38,632 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 3 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-03-13 01:45:38,633 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-13 01:45:38,633 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 6 [2021-03-13 01:45:38,633 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [510151270] [2021-03-13 01:45:38,634 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-03-13 01:45:38,634 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-13 01:45:38,634 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-03-13 01:45:38,636 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2021-03-13 01:45:38,636 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-13 01:45:38,636 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-13 01:45:38,636 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 4.285714285714286) internal successors, (30), 6 states have internal predecessors, (30), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-13 01:45:38,636 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-03-13 01:45:38,637 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-03-13 01:45:38,637 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-03-13 01:45:38,637 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-03-13 01:45:38,637 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-03-13 01:45:38,637 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-13 01:45:38,883 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-03-13 01:45:38,883 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-13 01:45:38,883 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-13 01:45:38,883 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-03-13 01:45:38,883 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-03-13 01:45:38,884 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-13 01:45:39,108 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,5 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-13 01:45:39,109 INFO L428 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-13 01:45:39,109 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-13 01:45:39,110 INFO L82 PathProgramCache]: Analyzing trace with hash -96264888, now seen corresponding path program 4 times [2021-03-13 01:45:39,110 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-13 01:45:39,110 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1177299017] [2021-03-13 01:45:39,110 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-13 01:45:39,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-13 01:45:39,181 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-03-13 01:45:39,181 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1177299017] [2021-03-13 01:45:39,182 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [973850325] [2021-03-13 01:45:39,186 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 [2021-03-13 01:45:39,227 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-03-13 01:45:39,227 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-13 01:45:39,228 INFO L263 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 5 conjunts are in the unsatisfiable core [2021-03-13 01:45:39,229 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-13 01:45:39,295 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 3 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-03-13 01:45:39,295 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-13 01:45:39,295 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 6 [2021-03-13 01:45:39,296 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [793239822] [2021-03-13 01:45:39,296 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-03-13 01:45:39,296 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-13 01:45:39,296 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-03-13 01:45:39,297 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2021-03-13 01:45:39,297 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-13 01:45:39,297 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-13 01:45:39,297 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 4.285714285714286) internal successors, (30), 6 states have internal predecessors, (30), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-13 01:45:39,297 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-03-13 01:45:39,297 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-03-13 01:45:39,297 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-03-13 01:45:39,298 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-03-13 01:45:39,298 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-03-13 01:45:39,298 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-03-13 01:45:39,298 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-13 01:45:39,520 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-03-13 01:45:39,521 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-13 01:45:39,521 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-13 01:45:39,521 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-03-13 01:45:39,521 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-03-13 01:45:39,521 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-13 01:45:39,522 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-13 01:45:39,735 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable6 [2021-03-13 01:45:39,736 INFO L428 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-13 01:45:39,736 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-13 01:45:39,736 INFO L82 PathProgramCache]: Analyzing trace with hash 715823298, now seen corresponding path program 5 times [2021-03-13 01:45:39,736 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-13 01:45:39,736 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [527278080] [2021-03-13 01:45:39,737 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-13 01:45:39,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-13 01:45:39,861 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-03-13 01:45:39,862 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [527278080] [2021-03-13 01:45:39,862 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [639262927] [2021-03-13 01:45:39,862 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 [2021-03-13 01:45:39,910 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 3 check-sat command(s) [2021-03-13 01:45:39,910 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-13 01:45:39,911 INFO L263 TraceCheckSpWp]: Trace formula consists of 92 conjuncts, 25 conjunts are in the unsatisfiable core [2021-03-13 01:45:39,912 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-13 01:45:39,988 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 11 [2021-03-13 01:45:39,993 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-13 01:45:39,999 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-13 01:45:40,001 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-03-13 01:45:40,001 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:27, output treesize:19 [2021-03-13 01:45:40,042 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 01:45:40,043 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 18 [2021-03-13 01:45:40,045 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-13 01:45:40,050 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-13 01:45:40,052 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-03-13 01:45:40,052 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:29, output treesize:14 [2021-03-13 01:45:40,152 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 01:45:40,154 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 12 [2021-03-13 01:45:40,158 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-13 01:45:40,161 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 01:45:40,162 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 12 [2021-03-13 01:45:40,165 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-03-13 01:45:40,171 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-13 01:45:40,172 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-03-13 01:45:40,172 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:71, output treesize:19 [2021-03-13 01:45:40,313 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 01:45:40,314 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-13 01:45:40,314 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 12] total 18 [2021-03-13 01:45:40,314 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2056195578] [2021-03-13 01:45:40,315 INFO L460 AbstractCegarLoop]: Interpolant automaton has 20 states [2021-03-13 01:45:40,315 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-13 01:45:40,316 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2021-03-13 01:45:40,316 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=63, Invalid=317, Unknown=0, NotChecked=0, Total=380 [2021-03-13 01:45:40,316 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-13 01:45:40,316 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-13 01:45:40,316 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 20 states, 19 states have (on average 2.1578947368421053) internal successors, (41), 19 states have internal predecessors, (41), 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) [2021-03-13 01:45:40,316 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-03-13 01:45:40,316 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-03-13 01:45:40,316 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-03-13 01:45:40,316 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-03-13 01:45:40,316 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-03-13 01:45:40,317 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-03-13 01:45:40,317 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-03-13 01:45:40,317 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-13 01:45:41,823 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-03-13 01:45:41,823 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-13 01:45:41,823 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-13 01:45:41,823 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-03-13 01:45:41,824 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-03-13 01:45:41,824 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-13 01:45:41,824 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-13 01:45:41,824 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2021-03-13 01:45:42,037 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,7 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-13 01:45:42,037 INFO L428 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-13 01:45:42,038 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-13 01:45:42,038 INFO L82 PathProgramCache]: Analyzing trace with hash 1723593896, now seen corresponding path program 6 times [2021-03-13 01:45:42,038 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-13 01:45:42,038 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1489660772] [2021-03-13 01:45:42,038 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-13 01:45:42,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-13 01:45:42,078 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-03-13 01:45:42,078 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1489660772] [2021-03-13 01:45:42,079 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [702447867] [2021-03-13 01:45:42,079 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 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 [2021-03-13 01:45:42,140 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 3 check-sat command(s) [2021-03-13 01:45:42,140 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-13 01:45:42,141 INFO L263 TraceCheckSpWp]: Trace formula consists of 77 conjuncts, 4 conjunts are in the unsatisfiable core [2021-03-13 01:45:42,143 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-13 01:45:42,184 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-03-13 01:45:42,185 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-13 01:45:42,185 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [2, 2] total 2 [2021-03-13 01:45:42,185 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1800401854] [2021-03-13 01:45:42,185 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-03-13 01:45:42,186 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-13 01:45:42,186 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-03-13 01:45:42,186 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-03-13 01:45:42,186 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-13 01:45:42,187 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-13 01:45:42,187 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 4 states, 3 states have (on average 7.0) internal successors, (21), 3 states have internal predecessors, (21), 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) [2021-03-13 01:45:42,187 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-03-13 01:45:42,187 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-03-13 01:45:42,187 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-03-13 01:45:42,187 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-03-13 01:45:42,187 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-03-13 01:45:42,187 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-03-13 01:45:42,187 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-03-13 01:45:42,187 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2021-03-13 01:45:42,187 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-13 01:45:42,437 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-03-13 01:45:42,438 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-13 01:45:42,438 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-13 01:45:42,438 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-03-13 01:45:42,438 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-03-13 01:45:42,438 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-13 01:45:42,438 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-13 01:45:42,439 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2021-03-13 01:45:42,439 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-13 01:45:42,647 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11,8 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-13 01:45:42,647 INFO L428 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-13 01:45:42,648 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-13 01:45:42,648 INFO L82 PathProgramCache]: Analyzing trace with hash -162491038, now seen corresponding path program 7 times [2021-03-13 01:45:42,648 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-13 01:45:42,648 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1936422471] [2021-03-13 01:45:42,648 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-13 01:45:42,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-13 01:45:42,740 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 7 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 01:45:42,740 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1936422471] [2021-03-13 01:45:42,740 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2061809649] [2021-03-13 01:45:42,741 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 [2021-03-13 01:45:42,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-13 01:45:42,795 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 9 conjunts are in the unsatisfiable core [2021-03-13 01:45:42,796 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-13 01:45:42,883 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 12 proven. 3 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-03-13 01:45:42,884 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-13 01:45:42,884 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 8] total 11 [2021-03-13 01:45:42,885 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1373605983] [2021-03-13 01:45:42,886 INFO L460 AbstractCegarLoop]: Interpolant automaton has 12 states [2021-03-13 01:45:42,886 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-13 01:45:42,887 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2021-03-13 01:45:42,887 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=37, Invalid=95, Unknown=0, NotChecked=0, Total=132 [2021-03-13 01:45:42,887 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-13 01:45:42,887 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-13 01:45:42,887 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 12 states, 12 states have (on average 2.9166666666666665) internal successors, (35), 11 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) [2021-03-13 01:45:42,887 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-03-13 01:45:42,887 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-03-13 01:45:42,887 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-03-13 01:45:42,887 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-03-13 01:45:42,887 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-03-13 01:45:42,887 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-03-13 01:45:42,888 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-03-13 01:45:42,888 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 40 states. [2021-03-13 01:45:42,888 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-03-13 01:45:42,888 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-13 01:45:43,497 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-03-13 01:45:43,497 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-13 01:45:43,497 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-13 01:45:43,497 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-03-13 01:45:43,497 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-03-13 01:45:43,497 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-13 01:45:43,497 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-13 01:45:43,497 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2021-03-13 01:45:43,497 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-13 01:45:43,498 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-03-13 01:45:43,711 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable12 [2021-03-13 01:45:43,711 INFO L428 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-13 01:45:43,712 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-13 01:45:43,712 INFO L82 PathProgramCache]: Analyzing trace with hash -653869118, now seen corresponding path program 8 times [2021-03-13 01:45:43,712 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-13 01:45:43,712 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1468499514] [2021-03-13 01:45:43,712 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-13 01:45:43,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-13 01:45:43,788 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-03-13 01:45:43,788 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1468499514] [2021-03-13 01:45:43,788 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [21120302] [2021-03-13 01:45:43,788 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 [2021-03-13 01:45:43,823 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-03-13 01:45:43,823 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-13 01:45:43,824 INFO L263 TraceCheckSpWp]: Trace formula consists of 118 conjuncts, 13 conjunts are in the unsatisfiable core [2021-03-13 01:45:43,825 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-13 01:45:44,007 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 23 proven. 10 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-03-13 01:45:44,007 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-13 01:45:44,007 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 12] total 18 [2021-03-13 01:45:44,007 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [410002122] [2021-03-13 01:45:44,008 INFO L460 AbstractCegarLoop]: Interpolant automaton has 19 states [2021-03-13 01:45:44,008 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-13 01:45:44,008 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2021-03-13 01:45:44,008 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=66, Invalid=276, Unknown=0, NotChecked=0, Total=342 [2021-03-13 01:45:44,008 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-13 01:45:44,009 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-13 01:45:44,009 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 19 states, 19 states have (on average 2.5789473684210527) internal successors, (49), 18 states have internal predecessors, (49), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-13 01:45:44,009 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-03-13 01:45:44,009 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-03-13 01:45:44,009 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-03-13 01:45:44,009 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-03-13 01:45:44,009 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-03-13 01:45:44,009 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-03-13 01:45:44,009 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-03-13 01:45:44,009 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 40 states. [2021-03-13 01:45:44,009 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-03-13 01:45:44,009 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-03-13 01:45:44,009 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-13 01:45:46,238 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-03-13 01:45:46,238 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-13 01:45:46,238 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-13 01:45:46,238 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-03-13 01:45:46,238 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-03-13 01:45:46,238 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-13 01:45:46,239 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-13 01:45:46,239 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2021-03-13 01:45:46,239 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-13 01:45:46,239 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-03-13 01:45:46,239 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 72 states. [2021-03-13 01:45:46,464 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13,10 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-13 01:45:46,464 INFO L428 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-13 01:45:46,465 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-13 01:45:46,465 INFO L82 PathProgramCache]: Analyzing trace with hash -1027341726, now seen corresponding path program 9 times [2021-03-13 01:45:46,465 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-13 01:45:46,465 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1590423637] [2021-03-13 01:45:46,465 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-13 01:45:46,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-13 01:45:46,586 INFO L134 CoverageAnalysis]: Checked inductivity of 67 backedges. 22 proven. 22 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2021-03-13 01:45:46,586 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1590423637] [2021-03-13 01:45:46,586 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [286883366] [2021-03-13 01:45:46,586 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 [2021-03-13 01:45:46,623 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 4 check-sat command(s) [2021-03-13 01:45:46,624 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-13 01:45:46,624 INFO L263 TraceCheckSpWp]: Trace formula consists of 113 conjuncts, 16 conjunts are in the unsatisfiable core [2021-03-13 01:45:46,626 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-13 01:45:46,735 INFO L354 Elim1Store]: treesize reduction 12, result has 60.0 percent of original size [2021-03-13 01:45:46,735 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 16 treesize of output 28 [2021-03-13 01:45:46,742 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 2 xjuncts. [2021-03-13 01:45:46,770 INFO L628 ElimStorePlain]: treesize reduction 15, result has 67.4 percent of original size [2021-03-13 01:45:46,780 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2021-03-13 01:45:46,781 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:29, output treesize:28 [2021-03-13 01:45:46,886 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 01:45:46,889 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 01:45:46,889 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 18 [2021-03-13 01:45:46,891 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-13 01:45:46,911 INFO L354 Elim1Store]: treesize reduction 12, result has 60.0 percent of original size [2021-03-13 01:45:46,911 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 16 treesize of output 28 [2021-03-13 01:45:46,922 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 2 xjuncts. [2021-03-13 01:45:46,967 INFO L628 ElimStorePlain]: treesize reduction 18, result has 77.2 percent of original size [2021-03-13 01:45:46,978 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-1 vars, End of recursive call: 2 dim-0 vars, and 2 xjuncts. [2021-03-13 01:45:46,979 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:72, output treesize:58 [2021-03-13 01:45:47,503 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-03-13 01:45:47,503 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 13 treesize of output 17 [2021-03-13 01:45:47,513 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 2 xjuncts. [2021-03-13 01:45:47,526 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-03-13 01:45:47,526 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 15 [2021-03-13 01:45:47,539 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 2 xjuncts. [2021-03-13 01:45:47,551 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-03-13 01:45:47,551 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 13 treesize of output 17 [2021-03-13 01:45:47,560 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 2 xjuncts. [2021-03-13 01:45:47,643 INFO L628 ElimStorePlain]: treesize reduction 5, result has 94.8 percent of original size [2021-03-13 01:45:47,667 INFO L550 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 1 dim-1 vars, End of recursive call: and 3 xjuncts. [2021-03-13 01:45:47,668 INFO L247 ElimStorePlain]: Needed 4 recursive calls to eliminate 4 variables, input treesize:103, output treesize:110 [2021-03-13 01:45:47,954 INFO L134 CoverageAnalysis]: Checked inductivity of 67 backedges. 22 proven. 9 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2021-03-13 01:45:47,955 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-13 01:45:47,955 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9] total 18 [2021-03-13 01:45:47,955 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [94785764] [2021-03-13 01:45:47,955 INFO L460 AbstractCegarLoop]: Interpolant automaton has 18 states [2021-03-13 01:45:47,956 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-13 01:45:47,956 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2021-03-13 01:45:47,956 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=50, Invalid=256, Unknown=0, NotChecked=0, Total=306 [2021-03-13 01:45:47,956 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-13 01:45:47,956 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-13 01:45:47,957 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 18 states, 18 states have (on average 3.0555555555555554) internal successors, (55), 18 states have internal predecessors, (55), 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) [2021-03-13 01:45:47,957 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-03-13 01:45:47,957 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-03-13 01:45:47,957 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-03-13 01:45:47,957 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-03-13 01:45:47,957 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-03-13 01:45:47,957 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-03-13 01:45:47,957 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-03-13 01:45:47,957 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 40 states. [2021-03-13 01:45:47,957 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-03-13 01:45:47,957 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-03-13 01:45:47,957 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 72 states. [2021-03-13 01:45:47,957 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-13 01:45:51,274 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 33 [2021-03-13 01:45:51,293 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-03-13 01:45:51,293 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-13 01:45:51,294 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-13 01:45:51,294 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-03-13 01:45:51,294 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-03-13 01:45:51,294 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-13 01:45:51,294 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-13 01:45:51,294 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2021-03-13 01:45:51,294 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-13 01:45:51,294 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-03-13 01:45:51,294 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 72 states. [2021-03-13 01:45:51,294 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-03-13 01:45:51,495 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable14 [2021-03-13 01:45:51,496 INFO L428 AbstractCegarLoop]: === Iteration 13 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-13 01:45:51,496 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-13 01:45:51,496 INFO L82 PathProgramCache]: Analyzing trace with hash -261481174, now seen corresponding path program 10 times [2021-03-13 01:45:51,496 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-13 01:45:51,496 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [40703655] [2021-03-13 01:45:51,496 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-13 01:45:51,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-13 01:45:51,584 INFO L134 CoverageAnalysis]: Checked inductivity of 85 backedges. 19 proven. 37 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2021-03-13 01:45:51,584 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [40703655] [2021-03-13 01:45:51,585 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [360762186] [2021-03-13 01:45:51,585 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 [2021-03-13 01:45:51,642 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-03-13 01:45:51,642 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-13 01:45:51,643 INFO L263 TraceCheckSpWp]: Trace formula consists of 161 conjuncts, 18 conjunts are in the unsatisfiable core [2021-03-13 01:45:51,651 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-13 01:45:51,958 INFO L134 CoverageAnalysis]: Checked inductivity of 85 backedges. 42 proven. 28 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-03-13 01:45:51,959 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-13 01:45:51,959 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 17] total 26 [2021-03-13 01:45:51,959 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1633164911] [2021-03-13 01:45:51,960 INFO L460 AbstractCegarLoop]: Interpolant automaton has 27 states [2021-03-13 01:45:51,960 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-13 01:45:51,961 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 27 interpolants. [2021-03-13 01:45:51,961 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=129, Invalid=573, Unknown=0, NotChecked=0, Total=702 [2021-03-13 01:45:51,961 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-13 01:45:51,961 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-13 01:45:51,961 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 27 states, 27 states have (on average 2.259259259259259) internal successors, (61), 26 states have internal predecessors, (61), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-13 01:45:51,962 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-03-13 01:45:51,962 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-03-13 01:45:51,962 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-03-13 01:45:51,962 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-03-13 01:45:51,962 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-03-13 01:45:51,962 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-03-13 01:45:51,962 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-03-13 01:45:51,962 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 40 states. [2021-03-13 01:45:51,962 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-03-13 01:45:51,962 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-03-13 01:45:51,962 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 72 states. [2021-03-13 01:45:51,962 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-03-13 01:45:51,962 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-13 01:45:57,387 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-03-13 01:45:57,388 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-13 01:45:57,388 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-13 01:45:57,388 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-03-13 01:45:57,388 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-03-13 01:45:57,388 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-13 01:45:57,388 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-13 01:45:57,388 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2021-03-13 01:45:57,388 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-13 01:45:57,388 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-03-13 01:45:57,389 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 72 states. [2021-03-13 01:45:57,389 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-03-13 01:45:57,389 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 191 states. [2021-03-13 01:45:57,590 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable67 [2021-03-13 01:45:57,591 INFO L428 AbstractCegarLoop]: === Iteration 14 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-13 01:45:57,591 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-13 01:45:57,591 INFO L82 PathProgramCache]: Analyzing trace with hash -437647160, now seen corresponding path program 11 times [2021-03-13 01:45:57,591 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-13 01:45:57,591 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [56259713] [2021-03-13 01:45:57,592 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-13 01:45:57,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-13 01:45:57,796 INFO L134 CoverageAnalysis]: Checked inductivity of 128 backedges. 33 proven. 48 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2021-03-13 01:45:57,796 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [56259713] [2021-03-13 01:45:57,797 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [164767892] [2021-03-13 01:45:57,797 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 [2021-03-13 01:45:57,920 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 7 check-sat command(s) [2021-03-13 01:45:57,920 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-13 01:45:57,923 INFO L263 TraceCheckSpWp]: Trace formula consists of 184 conjuncts, 19 conjunts are in the unsatisfiable core [2021-03-13 01:45:57,925 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-13 01:45:58,030 INFO L134 CoverageAnalysis]: Checked inductivity of 128 backedges. 42 proven. 39 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2021-03-13 01:45:58,031 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-13 01:45:58,031 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 11] total 12 [2021-03-13 01:45:58,032 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [637258388] [2021-03-13 01:45:58,033 INFO L460 AbstractCegarLoop]: Interpolant automaton has 13 states [2021-03-13 01:45:58,033 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-13 01:45:58,034 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2021-03-13 01:45:58,034 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=60, Invalid=96, Unknown=0, NotChecked=0, Total=156 [2021-03-13 01:45:58,034 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-13 01:45:58,034 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-13 01:45:58,034 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 13 states, 13 states have (on average 3.3076923076923075) internal successors, (43), 12 states have internal predecessors, (43), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-13 01:45:58,034 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-03-13 01:45:58,034 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-03-13 01:45:58,034 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-03-13 01:45:58,034 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-03-13 01:45:58,035 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-03-13 01:45:58,035 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-03-13 01:45:58,035 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-03-13 01:45:58,035 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 40 states. [2021-03-13 01:45:58,035 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-03-13 01:45:58,035 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-03-13 01:45:58,035 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 72 states. [2021-03-13 01:45:58,035 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-03-13 01:45:58,035 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 191 states. [2021-03-13 01:45:58,035 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-13 01:45:59,377 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-03-13 01:45:59,377 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-13 01:45:59,377 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-13 01:45:59,377 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-03-13 01:45:59,377 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-03-13 01:45:59,377 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-13 01:45:59,378 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-13 01:45:59,378 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2021-03-13 01:45:59,378 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-13 01:45:59,378 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-03-13 01:45:59,378 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 72 states. [2021-03-13 01:45:59,378 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-03-13 01:45:59,378 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 191 states. [2021-03-13 01:45:59,378 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-03-13 01:45:59,579 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable68 [2021-03-13 01:45:59,579 INFO L428 AbstractCegarLoop]: === Iteration 15 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-13 01:45:59,580 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-13 01:45:59,580 INFO L82 PathProgramCache]: Analyzing trace with hash 1385742600, now seen corresponding path program 12 times [2021-03-13 01:45:59,580 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-13 01:45:59,580 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2081257148] [2021-03-13 01:45:59,580 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-13 01:45:59,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-13 01:45:59,898 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 41 proven. 76 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2021-03-13 01:45:59,898 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2081257148] [2021-03-13 01:45:59,898 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1220843393] [2021-03-13 01:45:59,899 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 [2021-03-13 01:45:59,959 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 8 check-sat command(s) [2021-03-13 01:45:59,960 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-13 01:45:59,961 INFO L263 TraceCheckSpWp]: Trace formula consists of 194 conjuncts, 22 conjunts are in the unsatisfiable core [2021-03-13 01:45:59,963 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-13 01:46:00,177 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 64 proven. 45 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2021-03-13 01:46:00,178 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-13 01:46:00,178 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [22, 21] total 30 [2021-03-13 01:46:00,178 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [108996246] [2021-03-13 01:46:00,178 INFO L460 AbstractCegarLoop]: Interpolant automaton has 31 states [2021-03-13 01:46:00,178 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-13 01:46:00,179 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 31 interpolants. [2021-03-13 01:46:00,179 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=222, Invalid=708, Unknown=0, NotChecked=0, Total=930 [2021-03-13 01:46:00,180 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-13 01:46:00,180 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-13 01:46:00,180 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 31 states, 31 states have (on average 1.7419354838709677) internal successors, (54), 30 states have internal predecessors, (54), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-13 01:46:00,180 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-03-13 01:46:00,180 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-03-13 01:46:00,180 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-03-13 01:46:00,180 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-03-13 01:46:00,180 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-03-13 01:46:00,180 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-03-13 01:46:00,180 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-03-13 01:46:00,181 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 40 states. [2021-03-13 01:46:00,181 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-03-13 01:46:00,181 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-03-13 01:46:00,181 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 72 states. [2021-03-13 01:46:00,181 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-03-13 01:46:00,181 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 191 states. [2021-03-13 01:46:00,181 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-03-13 01:46:00,181 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-13 01:46:03,255 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-03-13 01:46:03,256 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-13 01:46:03,256 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-13 01:46:03,256 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-03-13 01:46:03,256 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-03-13 01:46:03,256 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-13 01:46:03,256 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-13 01:46:03,256 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2021-03-13 01:46:03,256 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-13 01:46:03,256 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-03-13 01:46:03,256 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 72 states. [2021-03-13 01:46:03,256 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-03-13 01:46:03,256 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 191 states. [2021-03-13 01:46:03,256 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-03-13 01:46:03,257 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-03-13 01:46:03,457 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable69 [2021-03-13 01:46:03,458 INFO L428 AbstractCegarLoop]: === Iteration 16 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-13 01:46:03,458 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-13 01:46:03,458 INFO L82 PathProgramCache]: Analyzing trace with hash -1713317528, now seen corresponding path program 13 times [2021-03-13 01:46:03,459 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-13 01:46:03,459 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1953698254] [2021-03-13 01:46:03,459 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-13 01:46:03,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-13 01:46:03,582 INFO L134 CoverageAnalysis]: Checked inductivity of 189 backedges. 50 proven. 71 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2021-03-13 01:46:03,583 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1953698254] [2021-03-13 01:46:03,583 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1027586450] [2021-03-13 01:46:03,583 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 [2021-03-13 01:46:03,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-13 01:46:03,648 INFO L263 TraceCheckSpWp]: Trace formula consists of 212 conjuncts, 26 conjunts are in the unsatisfiable core [2021-03-13 01:46:03,649 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-13 01:46:04,274 INFO L134 CoverageAnalysis]: Checked inductivity of 189 backedges. 87 proven. 66 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2021-03-13 01:46:04,275 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-13 01:46:04,275 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 25] total 37 [2021-03-13 01:46:04,275 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1769158150] [2021-03-13 01:46:04,275 INFO L460 AbstractCegarLoop]: Interpolant automaton has 38 states [2021-03-13 01:46:04,275 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-13 01:46:04,276 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 38 interpolants. [2021-03-13 01:46:04,280 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=250, Invalid=1156, Unknown=0, NotChecked=0, Total=1406 [2021-03-13 01:46:04,281 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-13 01:46:04,281 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-13 01:46:04,281 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 38 states, 38 states have (on average 1.9736842105263157) internal successors, (75), 37 states have internal predecessors, (75), 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) [2021-03-13 01:46:04,281 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-03-13 01:46:04,281 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-03-13 01:46:04,282 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-03-13 01:46:04,282 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-03-13 01:46:04,282 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-03-13 01:46:04,282 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-03-13 01:46:04,282 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-03-13 01:46:04,282 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 40 states. [2021-03-13 01:46:04,282 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-03-13 01:46:04,282 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-03-13 01:46:04,282 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 72 states. [2021-03-13 01:46:04,282 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-03-13 01:46:04,282 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 191 states. [2021-03-13 01:46:04,282 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-03-13 01:46:04,282 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-03-13 01:46:04,282 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-13 01:46:15,749 WARN L205 SmtUtils]: Spent 133.00 ms on a formula simplification that was a NOOP. DAG size: 12 [2021-03-13 01:46:18,907 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-03-13 01:46:18,907 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-13 01:46:18,907 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-13 01:46:18,907 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-03-13 01:46:18,907 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-03-13 01:46:18,907 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-13 01:46:18,907 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-13 01:46:18,908 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2021-03-13 01:46:18,908 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-13 01:46:18,908 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-03-13 01:46:18,908 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 72 states. [2021-03-13 01:46:18,908 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-03-13 01:46:18,908 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 191 states. [2021-03-13 01:46:18,908 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-03-13 01:46:18,908 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-03-13 01:46:18,909 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 424 states. [2021-03-13 01:46:19,109 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable70,15 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-13 01:46:19,109 INFO L428 AbstractCegarLoop]: === Iteration 17 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-13 01:46:19,110 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-13 01:46:19,110 INFO L82 PathProgramCache]: Analyzing trace with hash 1888512394, now seen corresponding path program 14 times [2021-03-13 01:46:19,110 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-13 01:46:19,110 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2140857759] [2021-03-13 01:46:19,110 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-13 01:46:19,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-13 01:46:19,282 INFO L134 CoverageAnalysis]: Checked inductivity of 251 backedges. 73 proven. 85 refuted. 0 times theorem prover too weak. 93 trivial. 0 not checked. [2021-03-13 01:46:19,283 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2140857759] [2021-03-13 01:46:19,283 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [849716358] [2021-03-13 01:46:19,283 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 [2021-03-13 01:46:19,327 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-03-13 01:46:19,327 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-13 01:46:19,328 INFO L263 TraceCheckSpWp]: Trace formula consists of 235 conjuncts, 30 conjunts are in the unsatisfiable core [2021-03-13 01:46:19,329 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-13 01:46:19,941 INFO L134 CoverageAnalysis]: Checked inductivity of 251 backedges. 115 proven. 91 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2021-03-13 01:46:19,942 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-13 01:46:19,942 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 29] total 43 [2021-03-13 01:46:19,942 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1696726288] [2021-03-13 01:46:19,942 INFO L460 AbstractCegarLoop]: Interpolant automaton has 44 states [2021-03-13 01:46:19,942 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-13 01:46:19,943 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 44 interpolants. [2021-03-13 01:46:19,943 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=333, Invalid=1559, Unknown=0, NotChecked=0, Total=1892 [2021-03-13 01:46:19,944 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-13 01:46:19,944 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-13 01:46:19,944 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 44 states, 44 states have (on average 1.8636363636363635) internal successors, (82), 43 states have internal predecessors, (82), 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) [2021-03-13 01:46:19,944 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-03-13 01:46:19,944 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-03-13 01:46:19,944 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-03-13 01:46:19,944 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-03-13 01:46:19,944 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-03-13 01:46:19,944 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-03-13 01:46:19,944 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-03-13 01:46:19,944 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 40 states. [2021-03-13 01:46:19,944 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-03-13 01:46:19,944 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-03-13 01:46:19,944 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 72 states. [2021-03-13 01:46:19,945 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-03-13 01:46:19,945 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 191 states. [2021-03-13 01:46:19,945 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-03-13 01:46:19,945 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-03-13 01:46:19,945 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 424 states. [2021-03-13 01:46:19,945 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-13 01:46:42,791 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-03-13 01:46:42,791 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-13 01:46:42,791 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-13 01:46:42,791 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-03-13 01:46:42,791 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-03-13 01:46:42,791 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-13 01:46:42,791 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-13 01:46:42,791 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2021-03-13 01:46:42,791 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-13 01:46:42,791 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-03-13 01:46:42,792 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 72 states. [2021-03-13 01:46:42,794 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-03-13 01:46:42,795 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 191 states. [2021-03-13 01:46:42,795 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-03-13 01:46:42,795 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-03-13 01:46:42,795 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 424 states. [2021-03-13 01:46:42,796 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 588 states. [2021-03-13 01:46:43,011 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable71,16 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-13 01:46:43,011 INFO L428 AbstractCegarLoop]: === Iteration 18 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-13 01:46:43,012 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-13 01:46:43,012 INFO L82 PathProgramCache]: Analyzing trace with hash 555817706, now seen corresponding path program 15 times [2021-03-13 01:46:43,013 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-13 01:46:43,013 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2139691942] [2021-03-13 01:46:43,013 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-13 01:46:43,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-13 01:46:43,240 INFO L134 CoverageAnalysis]: Checked inductivity of 334 backedges. 98 proven. 114 refuted. 0 times theorem prover too weak. 122 trivial. 0 not checked. [2021-03-13 01:46:43,241 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2139691942] [2021-03-13 01:46:43,241 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1390854481] [2021-03-13 01:46:43,241 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 [2021-03-13 01:46:43,299 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 5 check-sat command(s) [2021-03-13 01:46:43,299 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-13 01:46:43,300 INFO L263 TraceCheckSpWp]: Trace formula consists of 141 conjuncts, 30 conjunts are in the unsatisfiable core [2021-03-13 01:46:43,302 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-13 01:46:43,452 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 01:46:43,458 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 01:46:43,511 INFO L354 Elim1Store]: treesize reduction 32, result has 60.5 percent of original size [2021-03-13 01:46:43,512 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 27 treesize of output 64 [2021-03-13 01:46:43,520 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-13 01:46:43,527 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 01:46:43,583 INFO L354 Elim1Store]: treesize reduction 32, result has 60.5 percent of original size [2021-03-13 01:46:43,584 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 29 treesize of output 64 [2021-03-13 01:46:43,594 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 2 xjuncts. [2021-03-13 01:46:43,721 WARN L205 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 52 [2021-03-13 01:46:43,722 INFO L628 ElimStorePlain]: treesize reduction 69, result has 65.8 percent of original size [2021-03-13 01:46:43,738 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-1 vars, End of recursive call: 2 dim-0 vars, and 2 xjuncts. [2021-03-13 01:46:43,738 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:79, output treesize:133 [2021-03-13 01:46:44,148 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 01:46:44,149 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 01:46:44,150 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 01:46:44,156 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 01:46:44,159 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 32 [2021-03-13 01:46:44,163 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-13 01:46:44,175 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 01:46:44,178 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 01:46:44,180 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 23 [2021-03-13 01:46:44,182 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-03-13 01:46:44,191 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 01:46:44,192 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 01:46:44,193 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 01:46:44,197 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 01:46:44,205 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 30 [2021-03-13 01:46:44,208 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-03-13 01:46:44,215 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 01:46:44,217 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 01:46:44,219 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 23 [2021-03-13 01:46:44,221 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-03-13 01:46:44,229 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 01:46:44,236 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 01:46:44,291 INFO L354 Elim1Store]: treesize reduction 40, result has 42.0 percent of original size [2021-03-13 01:46:44,291 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 23 treesize of output 42 [2021-03-13 01:46:44,296 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-03-13 01:46:44,305 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 01:46:44,381 INFO L354 Elim1Store]: treesize reduction 40, result has 42.0 percent of original size [2021-03-13 01:46:44,381 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 25 treesize of output 42 [2021-03-13 01:46:44,386 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2021-03-13 01:46:44,638 WARN L205 SmtUtils]: Spent 251.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 69 [2021-03-13 01:46:44,639 INFO L628 ElimStorePlain]: treesize reduction 52, result has 81.6 percent of original size [2021-03-13 01:46:44,664 INFO L550 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 1 dim-1 vars, End of recursive call: 6 dim-0 vars, and 6 xjuncts. [2021-03-13 01:46:44,664 INFO L247 ElimStorePlain]: Needed 7 recursive calls to eliminate 4 variables, input treesize:277, output treesize:227 [2021-03-13 01:46:45,123 WARN L205 SmtUtils]: Spent 374.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 94 [2021-03-13 01:46:46,006 WARN L205 SmtUtils]: Spent 544.00 ms on a formula simplification. DAG size of input: 86 DAG size of output: 76 [2021-03-13 01:46:46,423 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 01:46:46,442 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-03-13 01:46:46,443 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 26 treesize of output 36 [2021-03-13 01:46:46,455 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 2 xjuncts. [2021-03-13 01:46:46,463 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 01:46:46,478 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-03-13 01:46:46,478 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 24 treesize of output 34 [2021-03-13 01:46:46,497 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 2 xjuncts. [2021-03-13 01:46:46,503 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 01:46:46,518 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-03-13 01:46:46,519 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 20 treesize of output 32 [2021-03-13 01:46:46,531 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 3 xjuncts. [2021-03-13 01:46:46,537 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 01:46:46,552 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-03-13 01:46:46,552 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 22 treesize of output 32 [2021-03-13 01:46:46,566 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 2 xjuncts. [2021-03-13 01:46:46,575 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 01:46:46,590 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-03-13 01:46:46,591 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 24 treesize of output 36 [2021-03-13 01:46:46,603 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 2 xjuncts. [2021-03-13 01:46:46,761 WARN L205 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 78 [2021-03-13 01:46:46,762 INFO L628 ElimStorePlain]: treesize reduction 7, result has 96.1 percent of original size [2021-03-13 01:46:46,781 INFO L550 ElimStorePlain]: Start of recursive call 1: 5 dim-0 vars, 1 dim-1 vars, End of recursive call: and 11 xjuncts. [2021-03-13 01:46:46,782 INFO L247 ElimStorePlain]: Needed 6 recursive calls to eliminate 6 variables, input treesize:184, output treesize:326 [2021-03-13 01:46:47,107 INFO L134 CoverageAnalysis]: Checked inductivity of 334 backedges. 39 proven. 71 refuted. 0 times theorem prover too weak. 224 trivial. 0 not checked. [2021-03-13 01:46:47,108 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-13 01:46:47,108 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 12] total 29 [2021-03-13 01:46:47,108 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [537179258] [2021-03-13 01:46:47,108 INFO L460 AbstractCegarLoop]: Interpolant automaton has 30 states [2021-03-13 01:46:47,108 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-13 01:46:47,108 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 30 interpolants. [2021-03-13 01:46:47,109 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=156, Invalid=714, Unknown=0, NotChecked=0, Total=870 [2021-03-13 01:46:47,109 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-13 01:46:47,109 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-13 01:46:47,109 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 30 states, 30 states have (on average 2.466666666666667) internal successors, (74), 29 states have internal predecessors, (74), 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) [2021-03-13 01:46:47,109 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-03-13 01:46:47,109 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-03-13 01:46:47,109 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-03-13 01:46:47,109 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-03-13 01:46:47,109 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-03-13 01:46:47,109 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-03-13 01:46:47,110 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-03-13 01:46:47,110 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 40 states. [2021-03-13 01:46:47,110 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-03-13 01:46:47,110 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-03-13 01:46:47,110 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 72 states. [2021-03-13 01:46:47,110 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-03-13 01:46:47,110 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 191 states. [2021-03-13 01:46:47,110 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-03-13 01:46:47,110 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-03-13 01:46:47,110 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 424 states. [2021-03-13 01:46:47,110 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 588 states. [2021-03-13 01:46:47,110 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-13 01:46:55,977 WARN L205 SmtUtils]: Spent 241.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 37 [2021-03-13 01:46:56,210 WARN L205 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 37 [2021-03-13 01:46:56,396 WARN L205 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 37 [2021-03-13 01:46:56,785 WARN L205 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 37 [2021-03-13 01:46:57,018 WARN L205 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 37 [2021-03-13 01:46:57,191 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 37 [2021-03-13 01:46:57,400 WARN L205 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 37 [2021-03-13 01:46:57,615 WARN L205 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 129 DAG size of output: 37 [2021-03-13 01:46:59,778 WARN L205 SmtUtils]: Spent 2.09 s on a formula simplification. DAG size of input: 128 DAG size of output: 37 [2021-03-13 01:47:00,897 WARN L205 SmtUtils]: Spent 882.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 71 [2021-03-13 01:47:01,175 WARN L205 SmtUtils]: Spent 165.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 69 [2021-03-13 01:47:01,723 WARN L205 SmtUtils]: Spent 232.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 90 [2021-03-13 01:47:02,305 WARN L205 SmtUtils]: Spent 364.00 ms on a formula simplification. DAG size of input: 127 DAG size of output: 93 [2021-03-13 01:47:02,583 WARN L205 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 93 [2021-03-13 01:47:11,585 WARN L205 SmtUtils]: Spent 2.38 s on a formula simplification. DAG size of input: 89 DAG size of output: 85 [2021-03-13 01:47:12,497 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-03-13 01:47:12,497 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-13 01:47:12,497 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-13 01:47:12,497 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-03-13 01:47:12,497 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-03-13 01:47:12,497 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-13 01:47:12,497 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-13 01:47:12,497 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2021-03-13 01:47:12,497 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-13 01:47:12,497 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-03-13 01:47:12,497 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 72 states. [2021-03-13 01:47:12,497 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-03-13 01:47:12,497 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 191 states. [2021-03-13 01:47:12,498 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-03-13 01:47:12,498 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-03-13 01:47:12,498 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 424 states. [2021-03-13 01:47:12,498 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 588 states. [2021-03-13 01:47:12,503 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 81 states. [2021-03-13 01:47:12,706 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable72,17 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-13 01:47:12,707 INFO L428 AbstractCegarLoop]: === Iteration 19 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-13 01:47:12,707 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-13 01:47:12,707 INFO L82 PathProgramCache]: Analyzing trace with hash -1745014913, now seen corresponding path program 16 times [2021-03-13 01:47:12,707 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-13 01:47:12,707 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [790044741] [2021-03-13 01:47:12,707 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-13 01:47:12,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-13 01:47:12,921 INFO L134 CoverageAnalysis]: Checked inductivity of 378 backedges. 99 proven. 157 refuted. 0 times theorem prover too weak. 122 trivial. 0 not checked. [2021-03-13 01:47:12,922 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [790044741] [2021-03-13 01:47:12,922 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [830669502] [2021-03-13 01:47:12,922 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 [2021-03-13 01:47:12,978 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-03-13 01:47:12,979 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-13 01:47:12,980 INFO L263 TraceCheckSpWp]: Trace formula consists of 277 conjuncts, 35 conjunts are in the unsatisfiable core [2021-03-13 01:47:12,981 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-13 01:47:13,997 INFO L134 CoverageAnalysis]: Checked inductivity of 378 backedges. 167 proven. 120 refuted. 0 times theorem prover too weak. 91 trivial. 0 not checked. [2021-03-13 01:47:13,997 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-13 01:47:13,997 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [18, 34] total 51 [2021-03-13 01:47:13,997 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [752828027] [2021-03-13 01:47:13,998 INFO L460 AbstractCegarLoop]: Interpolant automaton has 52 states [2021-03-13 01:47:13,998 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-13 01:47:13,998 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 52 interpolants. [2021-03-13 01:47:13,999 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=463, Invalid=2189, Unknown=0, NotChecked=0, Total=2652 [2021-03-13 01:47:13,999 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-13 01:47:13,999 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-13 01:47:14,000 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 52 states, 52 states have (on average 1.8076923076923077) internal successors, (94), 51 states have internal predecessors, (94), 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) [2021-03-13 01:47:14,000 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-03-13 01:47:14,000 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-03-13 01:47:14,000 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-03-13 01:47:14,000 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-03-13 01:47:14,000 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-03-13 01:47:14,000 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-03-13 01:47:14,000 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-03-13 01:47:14,000 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 40 states. [2021-03-13 01:47:14,000 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-03-13 01:47:14,000 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-03-13 01:47:14,000 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 72 states. [2021-03-13 01:47:14,000 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-03-13 01:47:14,000 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 191 states. [2021-03-13 01:47:14,000 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-03-13 01:47:14,000 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-03-13 01:47:14,000 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 424 states. [2021-03-13 01:47:14,000 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 588 states. [2021-03-13 01:47:14,000 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 81 states. [2021-03-13 01:47:14,000 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-13 01:47:54,058 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-03-13 01:47:54,086 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-13 01:47:54,086 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-13 01:47:54,086 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-03-13 01:47:54,086 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-03-13 01:47:54,086 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-13 01:47:54,086 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-13 01:47:54,086 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2021-03-13 01:47:54,086 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-13 01:47:54,087 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-03-13 01:47:54,087 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 72 states. [2021-03-13 01:47:54,087 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-03-13 01:47:54,087 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 191 states. [2021-03-13 01:47:54,087 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-03-13 01:47:54,087 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-03-13 01:47:54,087 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 424 states. [2021-03-13 01:47:54,087 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 588 states. [2021-03-13 01:47:54,087 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 81 states. [2021-03-13 01:47:54,088 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 839 states. [2021-03-13 01:47:54,289 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 18 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable194 [2021-03-13 01:47:54,289 INFO L428 AbstractCegarLoop]: === Iteration 20 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-13 01:47:54,289 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-13 01:47:54,289 INFO L82 PathProgramCache]: Analyzing trace with hash -1575484846, now seen corresponding path program 17 times [2021-03-13 01:47:54,289 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-13 01:47:54,290 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1908492934] [2021-03-13 01:47:54,290 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-13 01:47:54,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-13 01:47:54,695 INFO L134 CoverageAnalysis]: Checked inductivity of 501 backedges. 149 proven. 178 refuted. 0 times theorem prover too weak. 174 trivial. 0 not checked. [2021-03-13 01:47:54,696 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1908492934] [2021-03-13 01:47:54,696 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1213420327] [2021-03-13 01:47:54,696 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 [2021-03-13 01:47:55,357 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 12 check-sat command(s) [2021-03-13 01:47:55,358 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-13 01:47:55,363 INFO L263 TraceCheckSpWp]: Trace formula consists of 309 conjuncts, 36 conjunts are in the unsatisfiable core [2021-03-13 01:47:55,365 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-13 01:47:55,611 INFO L134 CoverageAnalysis]: Checked inductivity of 501 backedges. 162 proven. 166 refuted. 0 times theorem prover too weak. 173 trivial. 0 not checked. [2021-03-13 01:47:55,611 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-13 01:47:55,611 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [20, 20] total 22 [2021-03-13 01:47:55,611 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1744410250] [2021-03-13 01:47:55,612 INFO L460 AbstractCegarLoop]: Interpolant automaton has 23 states [2021-03-13 01:47:55,612 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-13 01:47:55,612 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2021-03-13 01:47:55,612 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=198, Invalid=308, Unknown=0, NotChecked=0, Total=506 [2021-03-13 01:47:55,613 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-13 01:47:55,613 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-13 01:47:55,613 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 23 states, 23 states have (on average 2.9565217391304346) internal successors, (68), 22 states have internal predecessors, (68), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-13 01:47:55,613 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-03-13 01:47:55,613 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-03-13 01:47:55,613 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-03-13 01:47:55,613 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-03-13 01:47:55,613 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-03-13 01:47:55,613 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-03-13 01:47:55,613 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-03-13 01:47:55,613 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 40 states. [2021-03-13 01:47:55,613 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-03-13 01:47:55,613 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-03-13 01:47:55,613 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 72 states. [2021-03-13 01:47:55,613 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-03-13 01:47:55,613 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 191 states. [2021-03-13 01:47:55,614 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-03-13 01:47:55,614 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-03-13 01:47:55,614 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 424 states. [2021-03-13 01:47:55,614 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 588 states. [2021-03-13 01:47:55,614 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 81 states. [2021-03-13 01:47:55,614 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 839 states. [2021-03-13 01:47:55,614 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-13 01:48:04,916 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-03-13 01:48:04,916 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-13 01:48:04,916 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-13 01:48:04,916 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-03-13 01:48:04,916 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-03-13 01:48:04,916 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-13 01:48:04,916 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-13 01:48:04,916 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2021-03-13 01:48:04,916 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-13 01:48:04,916 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-03-13 01:48:04,916 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 72 states. [2021-03-13 01:48:04,916 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-03-13 01:48:04,917 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 191 states. [2021-03-13 01:48:04,917 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-03-13 01:48:04,917 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-03-13 01:48:04,917 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 424 states. [2021-03-13 01:48:04,917 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 588 states. [2021-03-13 01:48:04,917 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 81 states. [2021-03-13 01:48:04,917 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 839 states. [2021-03-13 01:48:04,918 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2021-03-13 01:48:05,119 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable195,19 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-13 01:48:05,119 INFO L428 AbstractCegarLoop]: === Iteration 21 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-13 01:48:05,119 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-13 01:48:05,119 INFO L82 PathProgramCache]: Analyzing trace with hash -1733456030, now seen corresponding path program 18 times [2021-03-13 01:48:05,119 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-13 01:48:05,119 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1705616179] [2021-03-13 01:48:05,120 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-13 01:48:05,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-13 01:48:06,306 INFO L134 CoverageAnalysis]: Checked inductivity of 552 backedges. 161 proven. 255 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2021-03-13 01:48:06,306 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1705616179] [2021-03-13 01:48:06,306 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [937072590] [2021-03-13 01:48:06,307 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 [2021-03-13 01:48:06,382 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 11 check-sat command(s) [2021-03-13 01:48:06,382 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-13 01:48:06,384 INFO L263 TraceCheckSpWp]: Trace formula consists of 240 conjuncts, 31 conjunts are in the unsatisfiable core [2021-03-13 01:48:06,385 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-13 01:48:06,666 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 01:48:06,674 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 01:48:06,741 INFO L354 Elim1Store]: treesize reduction 32, result has 60.5 percent of original size [2021-03-13 01:48:06,741 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 29 treesize of output 64 [2021-03-13 01:48:06,757 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 2 xjuncts. [2021-03-13 01:48:06,767 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 01:48:06,832 INFO L354 Elim1Store]: treesize reduction 32, result has 60.5 percent of original size [2021-03-13 01:48:06,832 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 27 treesize of output 64 [2021-03-13 01:48:06,849 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-03-13 01:48:07,115 WARN L205 SmtUtils]: Spent 265.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 50 [2021-03-13 01:48:07,116 INFO L628 ElimStorePlain]: treesize reduction 105, result has 55.5 percent of original size [2021-03-13 01:48:07,145 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-1 vars, End of recursive call: 2 dim-0 vars, and 2 xjuncts. [2021-03-13 01:48:07,146 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:73, output treesize:131 [2021-03-13 01:48:07,464 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 01:48:07,465 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 01:48:07,466 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 01:48:07,473 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 01:48:07,476 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 32 [2021-03-13 01:48:07,479 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-13 01:48:07,485 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 01:48:07,486 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 01:48:07,488 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 01:48:07,495 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 01:48:07,499 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 34 [2021-03-13 01:48:07,502 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-03-13 01:48:07,509 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 01:48:07,512 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 01:48:07,514 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 35 treesize of output 25 [2021-03-13 01:48:07,516 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-03-13 01:48:07,523 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 01:48:07,526 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 01:48:07,528 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 25 [2021-03-13 01:48:07,530 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-03-13 01:48:07,540 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 01:48:07,549 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 01:48:07,598 INFO L354 Elim1Store]: treesize reduction 48, result has 40.7 percent of original size [2021-03-13 01:48:07,598 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 29 treesize of output 48 [2021-03-13 01:48:07,603 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-03-13 01:48:07,613 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 01:48:07,685 INFO L354 Elim1Store]: treesize reduction 48, result has 40.7 percent of original size [2021-03-13 01:48:07,685 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 27 treesize of output 48 [2021-03-13 01:48:07,690 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2021-03-13 01:48:07,904 WARN L205 SmtUtils]: Spent 213.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 64 [2021-03-13 01:48:07,905 INFO L628 ElimStorePlain]: treesize reduction 44, result has 81.3 percent of original size [2021-03-13 01:48:07,913 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-1 vars, End of recursive call: 2 dim-0 vars, and 6 xjuncts. [2021-03-13 01:48:07,913 INFO L247 ElimStorePlain]: Needed 7 recursive calls to eliminate 3 variables, input treesize:249, output treesize:191 [2021-03-13 01:48:08,269 WARN L205 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 63 [2021-03-13 01:48:08,760 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 01:48:08,775 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 01:48:08,864 INFO L354 Elim1Store]: treesize reduction 28, result has 59.4 percent of original size [2021-03-13 01:48:08,864 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 25 treesize of output 54 [2021-03-13 01:48:08,875 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 2 xjuncts. [2021-03-13 01:48:08,886 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 01:48:08,890 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 01:48:08,891 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 23 [2021-03-13 01:48:08,893 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-03-13 01:48:08,901 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 01:48:08,902 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 01:48:08,903 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 01:48:08,912 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 01:48:08,913 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 30 [2021-03-13 01:48:08,915 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-03-13 01:48:08,923 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 01:48:08,935 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 01:48:09,010 INFO L354 Elim1Store]: treesize reduction 28, result has 59.4 percent of original size [2021-03-13 01:48:09,010 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 23 treesize of output 54 [2021-03-13 01:48:09,016 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-03-13 01:48:09,025 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 01:48:09,026 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 01:48:09,028 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 01:48:09,040 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 01:48:09,041 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 32 [2021-03-13 01:48:09,043 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-03-13 01:48:09,055 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 01:48:09,056 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 01:48:09,057 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 01:48:09,065 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 01:48:09,067 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 32 [2021-03-13 01:48:09,069 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2021-03-13 01:48:09,077 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 01:48:09,078 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 23 [2021-03-13 01:48:09,080 INFO L550 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2021-03-13 01:48:09,405 WARN L205 SmtUtils]: Spent 324.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 69 [2021-03-13 01:48:09,406 INFO L628 ElimStorePlain]: treesize reduction 102, result has 71.4 percent of original size [2021-03-13 01:48:09,435 INFO L550 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 1 dim-1 vars, End of recursive call: 7 dim-0 vars, and 7 xjuncts. [2021-03-13 01:48:09,435 INFO L247 ElimStorePlain]: Needed 8 recursive calls to eliminate 4 variables, input treesize:287, output treesize:250 [2021-03-13 01:48:13,336 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 01:48:13,368 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-03-13 01:48:13,369 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 24 treesize of output 36 [2021-03-13 01:48:13,388 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 3 xjuncts. [2021-03-13 01:48:13,405 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 01:48:13,440 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-03-13 01:48:13,441 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 22 treesize of output 32 [2021-03-13 01:48:13,462 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 2 xjuncts. [2021-03-13 01:48:13,479 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 01:48:13,516 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-03-13 01:48:13,516 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 24 treesize of output 34 [2021-03-13 01:48:13,539 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 2 xjuncts. [2021-03-13 01:48:13,551 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 01:48:13,581 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-03-13 01:48:13,581 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 28 treesize of output 36 [2021-03-13 01:48:13,597 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 2 xjuncts. [2021-03-13 01:48:13,608 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 01:48:13,638 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-03-13 01:48:13,638 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 22 treesize of output 34 [2021-03-13 01:48:13,654 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 3 xjuncts. [2021-03-13 01:48:13,668 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 01:48:13,696 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-03-13 01:48:13,697 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 26 treesize of output 38 [2021-03-13 01:48:13,712 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 2 xjuncts. [2021-03-13 01:48:13,729 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 01:48:13,763 INFO L354 Elim1Store]: treesize reduction 13, result has 43.5 percent of original size [2021-03-13 01:48:13,764 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 24 treesize of output 21 [2021-03-13 01:48:13,766 INFO L550 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2021-03-13 01:48:13,777 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 01:48:13,804 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-03-13 01:48:13,805 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 20 treesize of output 32 [2021-03-13 01:48:13,817 INFO L550 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 3 xjuncts. [2021-03-13 01:48:13,827 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 01:48:13,850 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-03-13 01:48:13,850 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 30 treesize of output 38 [2021-03-13 01:48:13,864 INFO L550 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 2 xjuncts. [2021-03-13 01:48:14,333 WARN L205 SmtUtils]: Spent 468.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 110 [2021-03-13 01:48:14,334 INFO L628 ElimStorePlain]: treesize reduction 23, result has 92.7 percent of original size [2021-03-13 01:48:14,363 INFO L550 ElimStorePlain]: Start of recursive call 1: 7 dim-0 vars, 1 dim-1 vars, End of recursive call: and 20 xjuncts. [2021-03-13 01:48:14,363 INFO L247 ElimStorePlain]: Needed 10 recursive calls to eliminate 8 variables, input treesize:330, output treesize:566 [2021-03-13 01:48:14,599 WARN L205 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 21 [2021-03-13 01:48:15,080 INFO L134 CoverageAnalysis]: Checked inductivity of 552 backedges. 102 proven. 42 refuted. 0 times theorem prover too weak. 408 trivial. 0 not checked. [2021-03-13 01:48:15,080 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-13 01:48:15,081 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [41, 12] total 53 [2021-03-13 01:48:15,081 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1338561831] [2021-03-13 01:48:15,081 INFO L460 AbstractCegarLoop]: Interpolant automaton has 53 states [2021-03-13 01:48:15,081 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-13 01:48:15,082 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 53 interpolants. [2021-03-13 01:48:15,083 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=419, Invalid=2337, Unknown=0, NotChecked=0, Total=2756 [2021-03-13 01:48:15,083 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-13 01:48:15,083 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-13 01:48:15,083 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 53 states, 53 states have (on average 1.6226415094339623) internal successors, (86), 53 states have internal predecessors, (86), 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) [2021-03-13 01:48:15,083 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-03-13 01:48:15,083 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-03-13 01:48:15,083 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-03-13 01:48:15,083 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-03-13 01:48:15,084 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-03-13 01:48:15,084 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-03-13 01:48:15,084 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-03-13 01:48:15,084 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 40 states. [2021-03-13 01:48:15,084 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-03-13 01:48:15,084 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-03-13 01:48:15,084 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 72 states. [2021-03-13 01:48:15,084 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-03-13 01:48:15,084 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 191 states. [2021-03-13 01:48:15,084 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-03-13 01:48:15,084 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-03-13 01:48:15,084 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 424 states. [2021-03-13 01:48:15,084 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 588 states. [2021-03-13 01:48:15,084 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 81 states. [2021-03-13 01:48:15,085 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 839 states. [2021-03-13 01:48:15,085 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2021-03-13 01:48:15,085 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-13 01:48:42,104 WARN L205 SmtUtils]: Spent 1.73 s on a formula simplification. DAG size of input: 143 DAG size of output: 83 [2021-03-13 01:48:42,889 WARN L205 SmtUtils]: Spent 540.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 119 [2021-03-13 01:48:43,726 WARN L205 SmtUtils]: Spent 522.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 86 [2021-03-13 01:48:45,484 WARN L205 SmtUtils]: Spent 1.29 s on a formula simplification. DAG size of input: 154 DAG size of output: 122 [2021-03-13 01:48:47,809 WARN L205 SmtUtils]: Spent 2.12 s on a formula simplification that was a NOOP. DAG size: 121 [2021-03-13 01:48:51,571 WARN L205 SmtUtils]: Spent 3.33 s on a formula simplification. DAG size of input: 128 DAG size of output: 55 [2021-03-13 01:48:52,884 WARN L205 SmtUtils]: Spent 183.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 64 [2021-03-13 01:48:53,416 WARN L205 SmtUtils]: Spent 306.00 ms on a formula simplification. DAG size of input: 165 DAG size of output: 72 [2021-03-13 01:48:55,892 WARN L205 SmtUtils]: Spent 2.31 s on a formula simplification. DAG size of input: 132 DAG size of output: 127 [2021-03-13 01:48:56,830 WARN L205 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 40 [2021-03-13 01:48:57,764 WARN L205 SmtUtils]: Spent 274.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 33 [2021-03-13 01:48:58,480 WARN L205 SmtUtils]: Spent 207.00 ms on a formula simplification. DAG size of input: 172 DAG size of output: 57 [2021-03-13 01:48:59,143 WARN L205 SmtUtils]: Spent 406.00 ms on a formula simplification. DAG size of input: 179 DAG size of output: 65 [2021-03-13 01:48:59,839 WARN L205 SmtUtils]: Spent 443.00 ms on a formula simplification. DAG size of input: 167 DAG size of output: 73 [2021-03-13 01:49:00,305 WARN L205 SmtUtils]: Spent 215.00 ms on a formula simplification. DAG size of input: 175 DAG size of output: 60 [2021-03-13 01:49:01,473 WARN L205 SmtUtils]: Spent 979.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 122 [2021-03-13 01:49:02,088 WARN L205 SmtUtils]: Spent 372.00 ms on a formula simplification. DAG size of input: 175 DAG size of output: 80 [2021-03-13 01:49:03,181 WARN L205 SmtUtils]: Spent 692.00 ms on a formula simplification. DAG size of input: 182 DAG size of output: 68 [2021-03-13 01:49:04,185 WARN L205 SmtUtils]: Spent 451.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 135 [2021-03-13 01:49:07,000 WARN L205 SmtUtils]: Spent 2.57 s on a formula simplification. DAG size of input: 150 DAG size of output: 125 [2021-03-13 01:49:08,094 WARN L205 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 33 DAG size of output: 30 [2021-03-13 01:49:10,750 WARN L205 SmtUtils]: Spent 2.45 s on a formula simplification. DAG size of input: 145 DAG size of output: 131 [2021-03-13 01:49:11,020 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 36 DAG size of output: 22 [2021-03-13 01:49:15,696 WARN L205 SmtUtils]: Spent 4.46 s on a formula simplification. DAG size of input: 145 DAG size of output: 129 [2021-03-13 01:49:16,864 WARN L205 SmtUtils]: Spent 439.00 ms on a formula simplification. DAG size of input: 178 DAG size of output: 76 [2021-03-13 01:49:17,637 WARN L205 SmtUtils]: Spent 429.00 ms on a formula simplification. DAG size of input: 178 DAG size of output: 72 [2021-03-13 01:49:18,514 WARN L205 SmtUtils]: Spent 270.00 ms on a formula simplification. DAG size of input: 170 DAG size of output: 69 [2021-03-13 01:49:19,039 WARN L205 SmtUtils]: Spent 213.00 ms on a formula simplification. DAG size of input: 170 DAG size of output: 64 [2021-03-13 01:49:19,838 WARN L205 SmtUtils]: Spent 320.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 33 [2021-03-13 01:49:20,467 WARN L205 SmtUtils]: Spent 246.00 ms on a formula simplification. DAG size of input: 172 DAG size of output: 57 [2021-03-13 01:49:21,290 WARN L205 SmtUtils]: Spent 557.00 ms on a formula simplification. DAG size of input: 180 DAG size of output: 65 [2021-03-13 01:49:22,052 WARN L205 SmtUtils]: Spent 368.00 ms on a formula simplification. DAG size of input: 175 DAG size of output: 60 [2021-03-13 01:49:22,792 WARN L205 SmtUtils]: Spent 475.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 122 [2021-03-13 01:49:24,144 WARN L205 SmtUtils]: Spent 841.00 ms on a formula simplification. DAG size of input: 183 DAG size of output: 68 [2021-03-13 01:49:28,174 WARN L205 SmtUtils]: Spent 2.75 s on a formula simplification. DAG size of input: 150 DAG size of output: 125 [2021-03-13 01:49:29,549 WARN L205 SmtUtils]: Spent 488.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 33 [2021-03-13 01:49:30,260 WARN L205 SmtUtils]: Spent 270.00 ms on a formula simplification. DAG size of input: 172 DAG size of output: 57 [2021-03-13 01:49:31,229 WARN L205 SmtUtils]: Spent 652.00 ms on a formula simplification. DAG size of input: 180 DAG size of output: 65 [2021-03-13 01:49:32,163 WARN L205 SmtUtils]: Spent 384.00 ms on a formula simplification. DAG size of input: 175 DAG size of output: 60 [2021-03-13 01:49:32,912 WARN L205 SmtUtils]: Spent 488.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 122 [2021-03-13 01:49:34,412 WARN L205 SmtUtils]: Spent 1.01 s on a formula simplification. DAG size of input: 183 DAG size of output: 68 [2021-03-13 01:49:41,470 WARN L205 SmtUtils]: Spent 4.54 s on a formula simplification. DAG size of input: 150 DAG size of output: 125 [2021-03-13 01:49:43,753 WARN L205 SmtUtils]: Spent 309.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 33 [2021-03-13 01:49:46,020 WARN L205 SmtUtils]: Spent 1.86 s on a formula simplification. DAG size of input: 172 DAG size of output: 57 [2021-03-13 01:49:47,037 WARN L205 SmtUtils]: Spent 682.00 ms on a formula simplification. DAG size of input: 180 DAG size of output: 65 [2021-03-13 01:49:47,818 WARN L205 SmtUtils]: Spent 280.00 ms on a formula simplification. DAG size of input: 175 DAG size of output: 60 [2021-03-13 01:49:49,036 WARN L205 SmtUtils]: Spent 880.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 122 [2021-03-13 01:49:50,381 WARN L205 SmtUtils]: Spent 769.00 ms on a formula simplification. DAG size of input: 183 DAG size of output: 68 [2021-03-13 01:49:53,663 WARN L205 SmtUtils]: Spent 2.64 s on a formula simplification. DAG size of input: 150 DAG size of output: 125 [2021-03-13 01:49:54,897 WARN L205 SmtUtils]: Spent 316.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 33 [2021-03-13 01:49:55,826 WARN L205 SmtUtils]: Spent 415.00 ms on a formula simplification. DAG size of input: 172 DAG size of output: 57 [2021-03-13 01:49:56,931 WARN L205 SmtUtils]: Spent 706.00 ms on a formula simplification. DAG size of input: 180 DAG size of output: 65 [2021-03-13 01:49:57,664 WARN L205 SmtUtils]: Spent 355.00 ms on a formula simplification. DAG size of input: 175 DAG size of output: 60 [2021-03-13 01:49:58,484 WARN L205 SmtUtils]: Spent 507.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 122 [2021-03-13 01:50:01,898 WARN L205 SmtUtils]: Spent 2.95 s on a formula simplification. DAG size of input: 183 DAG size of output: 68 [2021-03-13 01:50:06,977 WARN L205 SmtUtils]: Spent 4.72 s on a formula simplification. DAG size of input: 150 DAG size of output: 125 [2021-03-13 01:50:08,698 WARN L205 SmtUtils]: Spent 287.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 33 [2021-03-13 01:50:09,547 WARN L205 SmtUtils]: Spent 321.00 ms on a formula simplification. DAG size of input: 172 DAG size of output: 57 [2021-03-13 01:50:10,495 WARN L205 SmtUtils]: Spent 647.00 ms on a formula simplification. DAG size of input: 180 DAG size of output: 65 [2021-03-13 01:50:11,267 WARN L205 SmtUtils]: Spent 341.00 ms on a formula simplification. DAG size of input: 175 DAG size of output: 60 [2021-03-13 01:50:12,291 WARN L205 SmtUtils]: Spent 571.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 122 [2021-03-13 01:50:13,713 WARN L205 SmtUtils]: Spent 827.00 ms on a formula simplification. DAG size of input: 183 DAG size of output: 68 [2021-03-13 01:50:15,089 WARN L205 SmtUtils]: Spent 925.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 125 [2021-03-13 01:50:16,477 WARN L205 SmtUtils]: Spent 361.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 33 [2021-03-13 01:50:17,482 WARN L205 SmtUtils]: Spent 432.00 ms on a formula simplification. DAG size of input: 172 DAG size of output: 57 [2021-03-13 01:50:18,698 WARN L205 SmtUtils]: Spent 801.00 ms on a formula simplification. DAG size of input: 180 DAG size of output: 65 [2021-03-13 01:50:19,697 WARN L205 SmtUtils]: Spent 399.00 ms on a formula simplification. DAG size of input: 175 DAG size of output: 60 [2021-03-13 01:50:22,617 WARN L205 SmtUtils]: Spent 2.51 s on a formula simplification. DAG size of input: 147 DAG size of output: 122 [2021-03-13 01:50:24,245 WARN L205 SmtUtils]: Spent 1.12 s on a formula simplification. DAG size of input: 183 DAG size of output: 68 [2021-03-13 01:50:29,731 WARN L205 SmtUtils]: Spent 4.84 s on a formula simplification. DAG size of input: 150 DAG size of output: 125 [2021-03-13 01:50:31,744 WARN L205 SmtUtils]: Spent 455.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 33 [2021-03-13 01:50:32,919 WARN L205 SmtUtils]: Spent 513.00 ms on a formula simplification. DAG size of input: 172 DAG size of output: 57 [2021-03-13 01:50:34,234 WARN L205 SmtUtils]: Spent 855.00 ms on a formula simplification. DAG size of input: 180 DAG size of output: 65 [2021-03-13 01:50:35,238 WARN L205 SmtUtils]: Spent 581.00 ms on a formula simplification. DAG size of input: 175 DAG size of output: 60 [2021-03-13 01:50:41,061 WARN L205 SmtUtils]: Spent 3.49 s on a formula simplification. DAG size of input: 147 DAG size of output: 122 [2021-03-13 01:50:42,988 WARN L205 SmtUtils]: Spent 1.10 s on a formula simplification. DAG size of input: 183 DAG size of output: 68 [2021-03-13 01:50:46,230 WARN L205 SmtUtils]: Spent 2.74 s on a formula simplification. DAG size of input: 150 DAG size of output: 125 [2021-03-13 01:50:47,836 WARN L205 SmtUtils]: Spent 423.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 33 [2021-03-13 01:50:49,371 WARN L205 SmtUtils]: Spent 369.00 ms on a formula simplification. DAG size of input: 172 DAG size of output: 57 [2021-03-13 01:50:50,664 WARN L205 SmtUtils]: Spent 820.00 ms on a formula simplification. DAG size of input: 180 DAG size of output: 65 [2021-03-13 01:50:51,990 WARN L205 SmtUtils]: Spent 773.00 ms on a formula simplification. DAG size of input: 175 DAG size of output: 60 [2021-03-13 01:50:54,890 WARN L205 SmtUtils]: Spent 2.60 s on a formula simplification. DAG size of input: 147 DAG size of output: 122 [2021-03-13 01:50:57,066 WARN L205 SmtUtils]: Spent 1.33 s on a formula simplification. DAG size of input: 183 DAG size of output: 68 [2021-03-13 01:51:02,700 WARN L205 SmtUtils]: Spent 4.88 s on a formula simplification. DAG size of input: 150 DAG size of output: 125 [2021-03-13 01:51:04,350 WARN L205 SmtUtils]: Spent 489.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 33 [2021-03-13 01:51:05,470 WARN L205 SmtUtils]: Spent 440.00 ms on a formula simplification. DAG size of input: 172 DAG size of output: 57 [2021-03-13 01:51:09,274 WARN L205 SmtUtils]: Spent 3.27 s on a formula simplification. DAG size of input: 180 DAG size of output: 65 [2021-03-13 01:51:10,267 WARN L205 SmtUtils]: Spent 450.00 ms on a formula simplification. DAG size of input: 175 DAG size of output: 60 [2021-03-13 01:51:16,748 WARN L205 SmtUtils]: Spent 6.18 s on a formula simplification. DAG size of input: 147 DAG size of output: 122 [2021-03-13 01:51:19,076 WARN L205 SmtUtils]: Spent 1.42 s on a formula simplification. DAG size of input: 183 DAG size of output: 68 [2021-03-13 01:51:28,350 WARN L205 SmtUtils]: Spent 6.93 s on a formula simplification. DAG size of input: 150 DAG size of output: 125 [2021-03-13 01:51:29,902 WARN L205 SmtUtils]: Spent 455.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 33 [2021-03-13 01:51:31,194 WARN L205 SmtUtils]: Spent 700.00 ms on a formula simplification. DAG size of input: 172 DAG size of output: 57 [2021-03-13 01:51:32,590 WARN L205 SmtUtils]: Spent 850.00 ms on a formula simplification. DAG size of input: 180 DAG size of output: 65 [2021-03-13 01:51:33,805 WARN L205 SmtUtils]: Spent 638.00 ms on a formula simplification. DAG size of input: 175 DAG size of output: 60 [2021-03-13 01:51:37,910 WARN L205 SmtUtils]: Spent 3.74 s on a formula simplification. DAG size of input: 147 DAG size of output: 122 [2021-03-13 01:51:40,220 WARN L205 SmtUtils]: Spent 1.45 s on a formula simplification. DAG size of input: 183 DAG size of output: 68 [2021-03-13 01:51:48,616 WARN L205 SmtUtils]: Spent 7.63 s on a formula simplification. DAG size of input: 150 DAG size of output: 125 [2021-03-13 01:51:50,265 WARN L205 SmtUtils]: Spent 476.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 33 [2021-03-13 01:51:51,594 WARN L205 SmtUtils]: Spent 483.00 ms on a formula simplification. DAG size of input: 172 DAG size of output: 57 [2021-03-13 01:51:53,013 WARN L205 SmtUtils]: Spent 914.00 ms on a formula simplification. DAG size of input: 180 DAG size of output: 65 [2021-03-13 01:51:54,552 WARN L205 SmtUtils]: Spent 943.00 ms on a formula simplification. DAG size of input: 175 DAG size of output: 60 [2021-03-13 01:51:56,123 WARN L205 SmtUtils]: Spent 1.22 s on a formula simplification. DAG size of input: 147 DAG size of output: 122 [2021-03-13 01:51:58,609 WARN L205 SmtUtils]: Spent 1.51 s on a formula simplification. DAG size of input: 183 DAG size of output: 68 [2021-03-13 01:52:01,017 WARN L205 SmtUtils]: Spent 1.71 s on a formula simplification. DAG size of input: 150 DAG size of output: 125 [2021-03-13 01:52:02,734 WARN L205 SmtUtils]: Spent 558.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 33 [2021-03-13 01:52:04,014 WARN L205 SmtUtils]: Spent 556.00 ms on a formula simplification. DAG size of input: 172 DAG size of output: 57 [2021-03-13 01:52:06,126 WARN L205 SmtUtils]: Spent 1.54 s on a formula simplification. DAG size of input: 180 DAG size of output: 65 [2021-03-13 01:52:07,307 WARN L205 SmtUtils]: Spent 581.00 ms on a formula simplification. DAG size of input: 175 DAG size of output: 60 [2021-03-13 01:52:10,400 WARN L205 SmtUtils]: Spent 2.72 s on a formula simplification. DAG size of input: 147 DAG size of output: 122 [2021-03-13 01:52:14,303 WARN L205 SmtUtils]: Spent 2.95 s on a formula simplification. DAG size of input: 183 DAG size of output: 68 [2021-03-13 01:52:21,713 WARN L205 SmtUtils]: Spent 6.86 s on a formula simplification. DAG size of input: 150 DAG size of output: 125 [2021-03-13 01:52:24,272 WARN L205 SmtUtils]: Spent 566.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 33 [2021-03-13 01:52:25,455 WARN L205 SmtUtils]: Spent 467.00 ms on a formula simplification. DAG size of input: 172 DAG size of output: 57 [2021-03-13 01:52:27,279 WARN L205 SmtUtils]: Spent 1.10 s on a formula simplification. DAG size of input: 180 DAG size of output: 65 [2021-03-13 01:52:28,594 WARN L205 SmtUtils]: Spent 669.00 ms on a formula simplification. DAG size of input: 175 DAG size of output: 60 [2021-03-13 01:52:31,796 WARN L205 SmtUtils]: Spent 2.73 s on a formula simplification. DAG size of input: 147 DAG size of output: 122 [2021-03-13 01:52:34,446 WARN L205 SmtUtils]: Spent 1.49 s on a formula simplification. DAG size of input: 183 DAG size of output: 68 [2021-03-13 01:52:38,343 WARN L205 SmtUtils]: Spent 3.11 s on a formula simplification. DAG size of input: 150 DAG size of output: 125 [2021-03-13 01:52:43,606 WARN L205 SmtUtils]: Spent 2.62 s on a formula simplification. DAG size of input: 157 DAG size of output: 33 [2021-03-13 01:52:44,955 WARN L205 SmtUtils]: Spent 603.00 ms on a formula simplification. DAG size of input: 172 DAG size of output: 57 [2021-03-13 01:52:46,791 WARN L205 SmtUtils]: Spent 1.16 s on a formula simplification. DAG size of input: 180 DAG size of output: 65 [2021-03-13 01:52:48,159 WARN L205 SmtUtils]: Spent 665.00 ms on a formula simplification. DAG size of input: 175 DAG size of output: 60 [2021-03-13 01:52:51,422 WARN L205 SmtUtils]: Spent 2.86 s on a formula simplification. DAG size of input: 147 DAG size of output: 122 [2021-03-13 01:52:56,230 WARN L205 SmtUtils]: Spent 3.71 s on a formula simplification. DAG size of input: 183 DAG size of output: 68 [2021-03-13 01:53:04,195 WARN L205 SmtUtils]: Spent 7.40 s on a formula simplification. DAG size of input: 150 DAG size of output: 125 [2021-03-13 01:53:05,154 WARN L205 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 39 DAG size of output: 13 [2021-03-13 01:53:06,179 WARN L205 SmtUtils]: Spent 561.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 33 [2021-03-13 01:53:06,592 WARN L205 SmtUtils]: Spent 167.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 19 [2021-03-13 01:53:07,807 WARN L205 SmtUtils]: Spent 658.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 33 [2021-03-13 01:53:09,163 WARN L205 SmtUtils]: Spent 749.00 ms on a formula simplification. DAG size of input: 172 DAG size of output: 57 [2021-03-13 01:53:10,982 WARN L205 SmtUtils]: Spent 1.11 s on a formula simplification. DAG size of input: 180 DAG size of output: 65 [2021-03-13 01:53:12,381 WARN L205 SmtUtils]: Spent 640.00 ms on a formula simplification. DAG size of input: 175 DAG size of output: 60 [2021-03-13 01:53:13,446 WARN L205 SmtUtils]: Spent 584.00 ms on a formula simplification. DAG size of input: 173 DAG size of output: 57 [2021-03-13 01:53:20,634 WARN L205 SmtUtils]: Spent 6.82 s on a formula simplification. DAG size of input: 147 DAG size of output: 122 [2021-03-13 01:53:23,497 WARN L205 SmtUtils]: Spent 1.71 s on a formula simplification. DAG size of input: 183 DAG size of output: 68 [2021-03-13 01:53:25,391 WARN L205 SmtUtils]: Spent 1.16 s on a formula simplification. DAG size of input: 181 DAG size of output: 65 [2021-03-13 01:53:33,599 WARN L205 SmtUtils]: Spent 7.37 s on a formula simplification. DAG size of input: 150 DAG size of output: 125 [2021-03-13 01:53:39,051 WARN L205 SmtUtils]: Spent 5.02 s on a formula simplification. DAG size of input: 148 DAG size of output: 122 [2021-03-13 01:53:44,798 WARN L205 SmtUtils]: Spent 4.89 s on a formula simplification. DAG size of input: 151 DAG size of output: 125 [2021-03-13 01:53:48,113 WARN L205 SmtUtils]: Spent 1.84 s on a formula simplification. DAG size of input: 184 DAG size of output: 68 [2021-03-13 01:53:49,833 WARN L205 SmtUtils]: Spent 740.00 ms on a formula simplification. DAG size of input: 176 DAG size of output: 60 [2021-03-13 01:53:50,330 WARN L205 SmtUtils]: Spent 280.00 ms on a formula simplification. DAG size of input: 39 DAG size of output: 13 [2021-03-13 01:53:51,504 WARN L205 SmtUtils]: Spent 654.00 ms on a formula simplification. DAG size of input: 160 DAG size of output: 36 [2021-03-13 01:53:52,104 WARN L205 SmtUtils]: Spent 316.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 19 [2021-03-13 01:53:53,381 WARN L205 SmtUtils]: Spent 674.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 33 [2021-03-13 01:53:55,212 WARN L205 SmtUtils]: Spent 1.06 s on a formula simplification. DAG size of input: 173 DAG size of output: 57 [2021-03-13 01:53:57,348 WARN L205 SmtUtils]: Spent 1.34 s on a formula simplification. DAG size of input: 181 DAG size of output: 65 [2021-03-13 01:53:59,578 WARN L205 SmtUtils]: Spent 1.02 s on a formula simplification. DAG size of input: 176 DAG size of output: 60 [2021-03-13 01:54:03,020 WARN L205 SmtUtils]: Spent 2.92 s on a formula simplification. DAG size of input: 150 DAG size of output: 125 [2021-03-13 01:54:06,811 WARN L205 SmtUtils]: Spent 2.13 s on a formula simplification. DAG size of input: 184 DAG size of output: 68 [2021-03-13 01:54:08,205 WARN L205 SmtUtils]: Spent 343.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 16 [2021-03-13 01:54:12,576 WARN L205 SmtUtils]: Spent 3.72 s on a formula simplification. DAG size of input: 153 DAG size of output: 128 [2021-03-13 01:54:13,255 WARN L205 SmtUtils]: Spent 373.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 22 [2021-03-13 01:54:14,576 WARN L205 SmtUtils]: Spent 655.00 ms on a formula simplification. DAG size of input: 160 DAG size of output: 36 [2021-03-13 01:54:16,167 WARN L205 SmtUtils]: Spent 707.00 ms on a formula simplification. DAG size of input: 175 DAG size of output: 60 [2021-03-13 01:54:18,614 WARN L205 SmtUtils]: Spent 1.40 s on a formula simplification. DAG size of input: 183 DAG size of output: 68 [2021-03-13 01:54:20,656 WARN L205 SmtUtils]: Spent 777.00 ms on a formula simplification. DAG size of input: 178 DAG size of output: 63 [2021-03-13 01:54:24,627 WARN L205 SmtUtils]: Spent 2.17 s on a formula simplification. DAG size of input: 186 DAG size of output: 71 [2021-03-13 01:54:27,269 WARN L205 SmtUtils]: Spent 698.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 33 [2021-03-13 01:54:29,000 WARN L205 SmtUtils]: Spent 838.00 ms on a formula simplification. DAG size of input: 173 DAG size of output: 57 [2021-03-13 01:54:30,931 WARN L205 SmtUtils]: Spent 755.00 ms on a formula simplification. DAG size of input: 176 DAG size of output: 60 [2021-03-13 01:54:31,549 WARN L205 SmtUtils]: Spent 404.00 ms on a formula simplification. DAG size of input: 39 DAG size of output: 13 [2021-03-13 01:54:32,737 WARN L205 SmtUtils]: Spent 679.00 ms on a formula simplification. DAG size of input: 160 DAG size of output: 36 [2021-03-13 01:54:33,318 WARN L205 SmtUtils]: Spent 343.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 19 [2021-03-13 01:54:33,982 WARN L205 SmtUtils]: Spent 269.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 22 [2021-03-13 01:54:34,566 WARN L205 SmtUtils]: Spent 225.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 13 [2021-03-13 01:54:34,997 WARN L205 SmtUtils]: Spent 216.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 13 [2021-03-13 01:54:36,113 WARN L205 SmtUtils]: Spent 249.00 ms on a formula simplification. DAG size of input: 45 DAG size of output: 19 [2021-03-13 01:54:37,225 WARN L205 SmtUtils]: Spent 260.00 ms on a formula simplification. DAG size of input: 45 DAG size of output: 19 [2021-03-13 01:54:38,512 WARN L205 SmtUtils]: Spent 250.00 ms on a formula simplification. DAG size of input: 45 DAG size of output: 19 [2021-03-13 01:54:39,593 WARN L205 SmtUtils]: Spent 240.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 19 [2021-03-13 01:54:41,221 WARN L205 SmtUtils]: Spent 235.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 19 [2021-03-13 01:54:43,422 WARN L205 SmtUtils]: Spent 240.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 19 [2021-03-13 01:54:46,022 WARN L205 SmtUtils]: Spent 257.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 19 [2021-03-13 01:54:47,705 WARN L205 SmtUtils]: Spent 285.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 19 [2021-03-13 01:54:50,338 WARN L205 SmtUtils]: Spent 251.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 19 [2021-03-13 01:54:51,827 WARN L205 SmtUtils]: Spent 266.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 19 [2021-03-13 01:54:54,424 WARN L205 SmtUtils]: Spent 249.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 19 [2021-03-13 01:54:55,732 WARN L205 SmtUtils]: Spent 254.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 19 [2021-03-13 01:54:58,357 WARN L205 SmtUtils]: Spent 254.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 19 [2021-03-13 01:54:59,514 WARN L205 SmtUtils]: Spent 252.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 19 [2021-03-13 01:55:01,749 WARN L205 SmtUtils]: Spent 285.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 19 [2021-03-13 01:55:02,831 WARN L205 SmtUtils]: Spent 281.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 19 [2021-03-13 01:55:04,747 WARN L205 SmtUtils]: Spent 277.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 19 [2021-03-13 01:55:47,878 WARN L205 SmtUtils]: Spent 1.18 s on a formula simplification. DAG size of input: 175 DAG size of output: 60 [2021-03-13 01:55:50,711 WARN L205 SmtUtils]: Spent 1.72 s on a formula simplification. DAG size of input: 183 DAG size of output: 68 [2021-03-13 01:55:58,565 WARN L205 SmtUtils]: Spent 7.14 s on a formula simplification. DAG size of input: 150 DAG size of output: 125 [2021-03-13 01:56:02,878 WARN L205 SmtUtils]: Spent 2.37 s on a formula simplification. DAG size of input: 150 DAG size of output: 125 [2021-03-13 01:56:06,924 WARN L205 SmtUtils]: Spent 3.29 s on a formula simplification. DAG size of input: 153 DAG size of output: 128 [2021-03-13 01:56:10,528 WARN L205 SmtUtils]: Spent 3.16 s on a formula simplification. DAG size of input: 148 DAG size of output: 122 [2021-03-13 01:56:17,065 WARN L205 SmtUtils]: Spent 5.74 s on a formula simplification. DAG size of input: 153 DAG size of output: 128 [2021-03-13 01:56:19,083 WARN L205 SmtUtils]: Spent 1.24 s on a formula simplification. DAG size of input: 148 DAG size of output: 122 [2021-03-13 01:56:26,226 WARN L205 SmtUtils]: Spent 6.15 s on a formula simplification. DAG size of input: 151 DAG size of output: 125 [2021-03-13 01:56:32,588 WARN L205 SmtUtils]: Spent 5.48 s on a formula simplification. DAG size of input: 151 DAG size of output: 125 [2021-03-13 01:56:35,420 WARN L205 SmtUtils]: Spent 1.73 s on a formula simplification. DAG size of input: 183 DAG size of output: 68 [2021-03-13 01:56:40,155 WARN L205 SmtUtils]: Spent 2.92 s on a formula simplification. DAG size of input: 186 DAG size of output: 71 [2021-03-13 01:56:45,145 WARN L205 SmtUtils]: Spent 2.89 s on a formula simplification. DAG size of input: 186 DAG size of output: 71 [2021-03-13 01:56:48,870 WARN L205 SmtUtils]: Spent 2.06 s on a formula simplification. DAG size of input: 181 DAG size of output: 65 [2021-03-13 01:56:53,959 WARN L205 SmtUtils]: Spent 2.74 s on a formula simplification. DAG size of input: 184 DAG size of output: 68 [2021-03-13 01:56:55,609 WARN L205 SmtUtils]: Spent 703.00 ms on a formula simplification. DAG size of input: 175 DAG size of output: 60 [2021-03-13 01:56:59,268 WARN L205 SmtUtils]: Spent 912.00 ms on a formula simplification. DAG size of input: 178 DAG size of output: 63 [2021-03-13 01:57:01,601 WARN L205 SmtUtils]: Spent 796.00 ms on a formula simplification. DAG size of input: 178 DAG size of output: 63 [2021-03-13 01:57:05,899 WARN L205 SmtUtils]: Spent 1.14 s on a formula simplification. DAG size of input: 152 DAG size of output: 49 [2021-03-13 01:57:07,786 WARN L205 SmtUtils]: Spent 1.03 s on a formula simplification. DAG size of input: 155 DAG size of output: 45 [2021-03-13 01:57:09,708 WARN L205 SmtUtils]: Spent 889.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 40 [2021-03-13 01:57:13,278 WARN L205 SmtUtils]: Spent 2.11 s on a formula simplification. DAG size of input: 170 DAG size of output: 76 [2021-03-13 01:57:15,425 WARN L205 SmtUtils]: Spent 872.00 ms on a formula simplification. DAG size of input: 160 DAG size of output: 67 [2021-03-13 01:57:19,518 WARN L205 SmtUtils]: Spent 1.26 s on a formula simplification. DAG size of input: 173 DAG size of output: 72 [2021-03-13 01:57:21,566 WARN L205 SmtUtils]: Spent 872.00 ms on a formula simplification. DAG size of input: 173 DAG size of output: 67 [2021-03-13 01:57:23,857 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-03-13 01:57:23,858 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-13 01:57:23,858 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-13 01:57:23,858 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-03-13 01:57:23,858 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-03-13 01:57:23,858 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-13 01:57:23,858 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-13 01:57:23,858 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2021-03-13 01:57:23,858 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-13 01:57:23,858 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-03-13 01:57:23,858 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 72 states. [2021-03-13 01:57:23,858 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-03-13 01:57:23,858 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 191 states. [2021-03-13 01:57:23,858 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-03-13 01:57:23,858 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-03-13 01:57:23,858 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 424 states. [2021-03-13 01:57:23,858 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 588 states. [2021-03-13 01:57:23,858 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 81 states. [2021-03-13 01:57:23,858 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 839 states. [2021-03-13 01:57:23,858 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2021-03-13 01:57:23,869 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 338 states. [2021-03-13 01:57:24,071 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable196,20 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-13 01:57:24,071 INFO L428 AbstractCegarLoop]: === Iteration 22 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-13 01:57:24,071 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-13 01:57:24,071 INFO L82 PathProgramCache]: Analyzing trace with hash -696306499, now seen corresponding path program 19 times [2021-03-13 01:57:24,071 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-13 01:57:24,071 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1894979105] [2021-03-13 01:57:24,072 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-13 01:57:24,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-13 01:57:26,386 INFO L134 CoverageAnalysis]: Checked inductivity of 725 backedges. 222 proven. 286 refuted. 0 times theorem prover too weak. 217 trivial. 0 not checked. [2021-03-13 01:57:26,387 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1894979105] [2021-03-13 01:57:26,387 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2146546172] [2021-03-13 01:57:26,387 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 [2021-03-13 01:57:26,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-13 01:57:26,452 INFO L263 TraceCheckSpWp]: Trace formula consists of 359 conjuncts, 47 conjunts are in the unsatisfiable core [2021-03-13 01:57:26,453 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-13 01:57:38,683 INFO L134 CoverageAnalysis]: Checked inductivity of 725 backedges. 360 proven. 210 refuted. 0 times theorem prover too weak. 155 trivial. 0 not checked. [2021-03-13 01:57:38,683 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-13 01:57:38,683 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [23, 46] total 68 [2021-03-13 01:57:38,683 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1880918745] [2021-03-13 01:57:38,684 INFO L460 AbstractCegarLoop]: Interpolant automaton has 69 states [2021-03-13 01:57:38,684 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-13 01:57:38,684 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 69 interpolants. [2021-03-13 01:57:38,685 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=811, Invalid=3881, Unknown=0, NotChecked=0, Total=4692 [2021-03-13 01:57:38,685 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-13 01:57:38,685 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-13 01:57:38,686 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 69 states, 69 states have (on average 1.6956521739130435) internal successors, (117), 68 states have internal predecessors, (117), 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) [2021-03-13 01:57:38,686 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-03-13 01:57:38,686 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-03-13 01:57:38,686 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-03-13 01:57:38,686 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-03-13 01:57:38,686 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-03-13 01:57:38,686 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-03-13 01:57:38,686 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-03-13 01:57:38,686 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 40 states. [2021-03-13 01:57:38,686 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-03-13 01:57:38,686 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-03-13 01:57:38,686 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 72 states. [2021-03-13 01:57:38,686 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-03-13 01:57:38,686 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 191 states. [2021-03-13 01:57:38,686 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-03-13 01:57:38,686 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-03-13 01:57:38,686 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 424 states. [2021-03-13 01:57:38,687 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 588 states. [2021-03-13 01:57:38,687 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 81 states. [2021-03-13 01:57:38,687 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 839 states. [2021-03-13 01:57:38,687 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2021-03-13 01:57:38,687 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 338 states. [2021-03-13 01:57:38,687 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-13 01:58:06,842 WARN L205 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 17 Received shutdown request... [2021-03-13 01:59:23,602 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 21 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable387 [2021-03-13 01:59:23,603 WARN L545 AbstractCegarLoop]: Verification canceled [2021-03-13 01:59:23,627 WARN L224 ceAbstractionStarter]: Timeout [2021-03-13 01:59:23,628 INFO L202 PluginConnector]: Adding new model min-max-dec.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 13.03 01:59:23 BasicIcfg [2021-03-13 01:59:23,628 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-03-13 01:59:23,629 INFO L168 Benchmark]: Toolchain (without parser) took 829572.69 ms. Allocated memory was 255.9 MB in the beginning and 9.4 GB in the end (delta: 9.2 GB). Free memory was 236.4 MB in the beginning and 7.5 GB in the end (delta: -7.3 GB). Peak memory consumption was 3.1 GB. Max. memory is 16.0 GB. [2021-03-13 01:59:23,629 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.14 ms. Allocated memory is still 255.9 MB. Free memory is still 237.6 MB. There was no memory consumed. Max. memory is 16.0 GB. [2021-03-13 01:59:23,629 INFO L168 Benchmark]: Boogie Procedure Inliner took 27.14 ms. Allocated memory is still 255.9 MB. Free memory was 236.0 MB in the beginning and 234.4 MB in the end (delta: 1.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. [2021-03-13 01:59:23,629 INFO L168 Benchmark]: Boogie Preprocessor took 14.49 ms. Allocated memory is still 255.9 MB. Free memory was 234.4 MB in the beginning and 233.3 MB in the end (delta: 1.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. [2021-03-13 01:59:23,629 INFO L168 Benchmark]: RCFGBuilder took 271.39 ms. Allocated memory is still 255.9 MB. Free memory was 233.3 MB in the beginning and 233.9 MB in the end (delta: -556.8 kB). Peak memory consumption was 16.5 MB. Max. memory is 16.0 GB. [2021-03-13 01:59:23,629 INFO L168 Benchmark]: TraceAbstraction took 829248.46 ms. Allocated memory was 255.9 MB in the beginning and 9.4 GB in the end (delta: 9.2 GB). Free memory was 233.2 MB in the beginning and 7.5 GB in the end (delta: -7.3 GB). Peak memory consumption was 3.1 GB. Max. memory is 16.0 GB. [2021-03-13 01:59:23,629 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 255.9 MB. Free memory is still 237.6 MB. There was no memory consumed. Max. memory is 16.0 GB. * Boogie Procedure Inliner took 27.14 ms. Allocated memory is still 255.9 MB. Free memory was 236.0 MB in the beginning and 234.4 MB in the end (delta: 1.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. * Boogie Preprocessor took 14.49 ms. Allocated memory is still 255.9 MB. Free memory was 234.4 MB in the beginning and 233.3 MB in the end (delta: 1.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. * RCFGBuilder took 271.39 ms. Allocated memory is still 255.9 MB. Free memory was 233.3 MB in the beginning and 233.9 MB in the end (delta: -556.8 kB). Peak memory consumption was 16.5 MB. Max. memory is 16.0 GB. * TraceAbstraction took 829248.46 ms. Allocated memory was 255.9 MB in the beginning and 9.4 GB in the end (delta: 9.2 GB). Free memory was 233.2 MB in the beginning and 7.5 GB in the end (delta: -7.3 GB). Peak memory consumption was 3.1 GB. Max. memory is 16.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 424.4ms, 45 PlacesBefore, 36 PlacesAfterwards, 35 TransitionsBefore, 26 TransitionsAfterwards, 340 CoEnabledTransitionPairs, 2 FixpointIterations, 3 TrivialSequentialCompositions, 7 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 10 TotalNumberOfCompositions, 413 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 330, positive: 315, positive conditional: 0, positive unconditional: 315, negative: 15, negative conditional: 0, negative unconditional: 15, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 213, positive: 203, positive conditional: 0, positive unconditional: 203, negative: 10, negative conditional: 0, negative unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 213, positive: 203, positive conditional: 0, positive unconditional: 203, negative: 10, negative conditional: 0, negative unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 10, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 10, negative conditional: 0, negative unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 70, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 70, negative conditional: 0, negative unconditional: 70, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 330, positive: 112, positive conditional: 0, positive unconditional: 112, negative: 5, negative conditional: 0, negative unconditional: 5, unknown: 213, unknown conditional: 0, unknown unconditional: 213] , Statistics on independence cache: Total cache size (in pairs): 66, Positive cache size: 61, Positive conditional cache size: 0, Positive unconditional cache size: 61, Negative cache size: 5, Negative conditional cache size: 0, Negative unconditional cache size: 5 - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 5689964, positive: 4566466, positive conditional: 4566466, positive unconditional: 0, negative: 1123498, negative conditional: 1123498, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 4753626, positive: 4566466, positive conditional: 4566466, positive unconditional: 0, negative: 187160, negative conditional: 187160, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 4753626, positive: 4225205, positive conditional: 0, positive unconditional: 4225205, negative: 528421, negative conditional: 0, negative unconditional: 528421, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 65, positive: 53, positive conditional: 0, positive unconditional: 53, negative: 12, negative conditional: 0, negative unconditional: 12, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 65, positive: 53, positive conditional: 0, positive unconditional: 53, negative: 12, negative conditional: 0, negative unconditional: 12, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 12, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 12, negative conditional: 0, negative unconditional: 12, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 1763, positive: 596, positive conditional: 596, positive unconditional: 0, negative: 1167, negative conditional: 1155, negative unconditional: 12, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 10254, positive: 3125, positive conditional: 3125, positive unconditional: 0, negative: 7129, negative conditional: 7027, negative unconditional: 102, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 4753626, positive: 4225152, positive conditional: 0, positive unconditional: 4225152, negative: 528409, negative conditional: 0, negative unconditional: 528409, unknown: 65, unknown conditional: 0, unknown unconditional: 65] , Statistics on independence cache: Total cache size (in pairs): 1816, Positive cache size: 649, Positive conditional cache size: 596, Positive unconditional cache size: 53, Negative cache size: 1167, Negative conditional cache size: 1155, Negative unconditional cache size: 12, SemanticConditionEliminator.Independence Queries: [ total: 7060420, positive: 341261, positive conditional: 341261, positive unconditional: 0, negative: 6719159, negative conditional: 2476570, negative unconditional: 4242589, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 7060420, positive: 341261, positive conditional: 341261, positive unconditional: 0, negative: 6719159, negative conditional: 2476570, negative unconditional: 4242589, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 1763, positive: 596, positive conditional: 596, positive unconditional: 0, negative: 1167, negative conditional: 1155, negative unconditional: 12, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 10254, positive: 3125, positive conditional: 3125, positive unconditional: 0, negative: 7129, negative conditional: 7027, negative unconditional: 102, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 7060420, positive: 340665, positive conditional: 340665, positive unconditional: 0, negative: 6718004, negative conditional: 2475415, negative unconditional: 4242589, unknown: 1751, unknown conditional: 1751, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1816, Positive cache size: 649, Positive conditional cache size: 596, Positive unconditional cache size: 53, Negative cache size: 1167, Negative conditional cache size: 1155, Negative unconditional cache size: 12, Eliminated conditions: 4242589, SemanticConditionEliminator.Independence Queries: [ total: 7060420, positive: 341261, positive conditional: 341261, positive unconditional: 0, negative: 6719159, negative conditional: 2476570, negative unconditional: 4242589, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 7060420, positive: 341261, positive conditional: 341261, positive unconditional: 0, negative: 6719159, negative conditional: 2476570, negative unconditional: 4242589, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 1763, positive: 596, positive conditional: 596, positive unconditional: 0, negative: 1167, negative conditional: 1155, negative unconditional: 12, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 10254, positive: 3125, positive conditional: 3125, positive unconditional: 0, negative: 7129, negative conditional: 7027, negative unconditional: 102, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 7060420, positive: 340665, positive conditional: 340665, positive unconditional: 0, negative: 6718004, negative conditional: 2475415, negative unconditional: 4242589, unknown: 1751, unknown conditional: 1751, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1816, Positive cache size: 649, Positive conditional cache size: 596, Positive unconditional cache size: 53, Negative cache size: 1167, Negative conditional cache size: 1155, Negative unconditional cache size: 12, Eliminated conditions: 4242589, SemanticConditionEliminator.Independence Queries: [ total: 7060420, positive: 341261, positive conditional: 341261, positive unconditional: 0, negative: 6719159, negative conditional: 2476570, negative unconditional: 4242589, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 7060420, positive: 341261, positive conditional: 341261, positive unconditional: 0, negative: 6719159, negative conditional: 2476570, negative unconditional: 4242589, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 1763, positive: 596, positive conditional: 596, positive unconditional: 0, negative: 1167, negative conditional: 1155, negative unconditional: 12, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 10254, positive: 3125, positive conditional: 3125, positive unconditional: 0, negative: 7129, negative conditional: 7027, negative unconditional: 102, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 7060420, positive: 340665, positive conditional: 340665, positive unconditional: 0, negative: 6718004, negative conditional: 2475415, negative unconditional: 4242589, unknown: 1751, unknown conditional: 1751, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1816, Positive cache size: 649, Positive conditional cache size: 596, Positive unconditional cache size: 53, Negative cache size: 1167, Negative conditional cache size: 1155, Negative unconditional cache size: 12, Eliminated conditions: 4242589, SemanticConditionEliminator.Independence Queries: [ total: 7060420, positive: 341261, positive conditional: 341261, positive unconditional: 0, negative: 6719159, negative conditional: 2476570, negative unconditional: 4242589, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 7060420, positive: 341261, positive conditional: 341261, positive unconditional: 0, negative: 6719159, negative conditional: 2476570, negative unconditional: 4242589, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 1763, positive: 596, positive conditional: 596, positive unconditional: 0, negative: 1167, negative conditional: 1155, negative unconditional: 12, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 10254, positive: 3125, positive conditional: 3125, positive unconditional: 0, negative: 7129, negative conditional: 7027, negative unconditional: 102, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 7060420, positive: 340665, positive conditional: 340665, positive unconditional: 0, negative: 6718004, negative conditional: 2475415, negative unconditional: 4242589, unknown: 1751, unknown conditional: 1751, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1816, Positive cache size: 649, Positive conditional cache size: 596, Positive unconditional cache size: 53, Negative cache size: 1167, Negative conditional cache size: 1155, Negative unconditional cache size: 12, Eliminated conditions: 4242589, SemanticConditionEliminator.Independence Queries: [ total: 7060420, positive: 341261, positive conditional: 341261, positive unconditional: 0, negative: 6719159, negative conditional: 2476570, negative unconditional: 4242589, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 7060420, positive: 341261, positive conditional: 341261, positive unconditional: 0, negative: 6719159, negative conditional: 2476570, negative unconditional: 4242589, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 1763, positive: 596, positive conditional: 596, positive unconditional: 0, negative: 1167, negative conditional: 1155, negative unconditional: 12, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 10254, positive: 3125, positive conditional: 3125, positive unconditional: 0, negative: 7129, negative conditional: 7027, negative unconditional: 102, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 7060420, positive: 340665, positive conditional: 340665, positive unconditional: 0, negative: 6718004, negative conditional: 2475415, negative unconditional: 4242589, unknown: 1751, unknown conditional: 1751, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1816, Positive cache size: 649, Positive conditional cache size: 596, Positive unconditional cache size: 53, Negative cache size: 1167, Negative conditional cache size: 1155, Negative unconditional cache size: 12, Eliminated conditions: 4242589, SemanticConditionEliminator.Independence Queries: [ total: 7060420, positive: 341261, positive conditional: 341261, positive unconditional: 0, negative: 6719159, negative conditional: 2476570, negative unconditional: 4242589, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 7060420, positive: 341261, positive conditional: 341261, positive unconditional: 0, negative: 6719159, negative conditional: 2476570, negative unconditional: 4242589, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 1763, positive: 596, positive conditional: 596, positive unconditional: 0, negative: 1167, negative conditional: 1155, negative unconditional: 12, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 10254, positive: 3125, positive conditional: 3125, positive unconditional: 0, negative: 7129, negative conditional: 7027, negative unconditional: 102, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 7060420, positive: 340665, positive conditional: 340665, positive unconditional: 0, negative: 6718004, negative conditional: 2475415, negative unconditional: 4242589, unknown: 1751, unknown conditional: 1751, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1816, Positive cache size: 649, Positive conditional cache size: 596, Positive unconditional cache size: 53, Negative cache size: 1167, Negative conditional cache size: 1155, Negative unconditional cache size: 12, Eliminated conditions: 4242589, SemanticConditionEliminator.Independence Queries: [ total: 7060420, positive: 341261, positive conditional: 341261, positive unconditional: 0, negative: 6719159, negative conditional: 2476570, negative unconditional: 4242589, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 7060420, positive: 341261, positive conditional: 341261, positive unconditional: 0, negative: 6719159, negative conditional: 2476570, negative unconditional: 4242589, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 1763, positive: 596, positive conditional: 596, positive unconditional: 0, negative: 1167, negative conditional: 1155, negative unconditional: 12, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 10254, positive: 3125, positive conditional: 3125, positive unconditional: 0, negative: 7129, negative conditional: 7027, negative unconditional: 102, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 7060420, positive: 340665, positive conditional: 340665, positive unconditional: 0, negative: 6718004, negative conditional: 2475415, negative unconditional: 4242589, unknown: 1751, unknown conditional: 1751, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1816, Positive cache size: 649, Positive conditional cache size: 596, Positive unconditional cache size: 53, Negative cache size: 1167, Negative conditional cache size: 1155, Negative unconditional cache size: 12, Eliminated conditions: 4242589, SemanticConditionEliminator.Independence Queries: [ total: 7060420, positive: 341261, positive conditional: 341261, positive unconditional: 0, negative: 6719159, negative conditional: 2476570, negative unconditional: 4242589, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 7060420, positive: 341261, positive conditional: 341261, positive unconditional: 0, negative: 6719159, negative conditional: 2476570, negative unconditional: 4242589, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 1763, positive: 596, positive conditional: 596, positive unconditional: 0, negative: 1167, negative conditional: 1155, negative unconditional: 12, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 10254, positive: 3125, positive conditional: 3125, positive unconditional: 0, negative: 7129, negative conditional: 7027, negative unconditional: 102, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 7060420, positive: 340665, positive conditional: 340665, positive unconditional: 0, negative: 6718004, negative conditional: 2475415, negative unconditional: 4242589, unknown: 1751, unknown conditional: 1751, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1816, Positive cache size: 649, Positive conditional cache size: 596, Positive unconditional cache size: 53, Negative cache size: 1167, Negative conditional cache size: 1155, Negative unconditional cache size: 12, Eliminated conditions: 4242589, SemanticConditionEliminator.Independence Queries: [ total: 7060420, positive: 341261, positive conditional: 341261, positive unconditional: 0, negative: 6719159, negative conditional: 2476570, negative unconditional: 4242589, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 7060420, positive: 341261, positive conditional: 341261, positive unconditional: 0, negative: 6719159, negative conditional: 2476570, negative unconditional: 4242589, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 1763, positive: 596, positive conditional: 596, positive unconditional: 0, negative: 1167, negative conditional: 1155, negative unconditional: 12, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 10254, positive: 3125, positive conditional: 3125, positive unconditional: 0, negative: 7129, negative conditional: 7027, negative unconditional: 102, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 7060420, positive: 340665, positive conditional: 340665, positive unconditional: 0, negative: 6718004, negative conditional: 2475415, negative unconditional: 4242589, unknown: 1751, unknown conditional: 1751, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1816, Positive cache size: 649, Positive conditional cache size: 596, Positive unconditional cache size: 53, Negative cache size: 1167, Negative conditional cache size: 1155, Negative unconditional cache size: 12, Eliminated conditions: 4242589, SemanticConditionEliminator.Independence Queries: [ total: 7060420, positive: 341261, positive conditional: 341261, positive unconditional: 0, negative: 6719159, negative conditional: 2476570, negative unconditional: 4242589, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 7060420, positive: 341261, positive conditional: 341261, positive unconditional: 0, negative: 6719159, negative conditional: 2476570, negative unconditional: 4242589, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 1763, positive: 596, positive conditional: 596, positive unconditional: 0, negative: 1167, negative conditional: 1155, negative unconditional: 12, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 10254, positive: 3125, positive conditional: 3125, positive unconditional: 0, negative: 7129, negative conditional: 7027, negative unconditional: 102, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 7060420, positive: 340665, positive conditional: 340665, positive unconditional: 0, negative: 6718004, negative conditional: 2475415, negative unconditional: 4242589, unknown: 1751, unknown conditional: 1751, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1816, Positive cache size: 649, Positive conditional cache size: 596, Positive unconditional cache size: 53, Negative cache size: 1167, Negative conditional cache size: 1155, Negative unconditional cache size: 12, Eliminated conditions: 4242589, SemanticConditionEliminator.Independence Queries: [ total: 7060420, positive: 341261, positive conditional: 341261, positive unconditional: 0, negative: 6719159, negative conditional: 2476570, negative unconditional: 4242589, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 7060420, positive: 341261, positive conditional: 341261, positive unconditional: 0, negative: 6719159, negative conditional: 2476570, negative unconditional: 4242589, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 1763, positive: 596, positive conditional: 596, positive unconditional: 0, negative: 1167, negative conditional: 1155, negative unconditional: 12, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 10254, positive: 3125, positive conditional: 3125, positive unconditional: 0, negative: 7129, negative conditional: 7027, negative unconditional: 102, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 7060420, positive: 340665, positive conditional: 340665, positive unconditional: 0, negative: 6718004, negative conditional: 2475415, negative unconditional: 4242589, unknown: 1751, unknown conditional: 1751, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1816, Positive cache size: 649, Positive conditional cache size: 596, Positive unconditional cache size: 53, Negative cache size: 1167, Negative conditional cache size: 1155, Negative unconditional cache size: 12, Eliminated conditions: 4242589, SemanticConditionEliminator.Independence Queries: [ total: 7060420, positive: 341261, positive conditional: 341261, positive unconditional: 0, negative: 6719159, negative conditional: 2476570, negative unconditional: 4242589, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 7060420, positive: 341261, positive conditional: 341261, positive unconditional: 0, negative: 6719159, negative conditional: 2476570, negative unconditional: 4242589, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 1763, positive: 596, positive conditional: 596, positive unconditional: 0, negative: 1167, negative conditional: 1155, negative unconditional: 12, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 10254, positive: 3125, positive conditional: 3125, positive unconditional: 0, negative: 7129, negative conditional: 7027, negative unconditional: 102, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 7060420, positive: 340665, positive conditional: 340665, positive unconditional: 0, negative: 6718004, negative conditional: 2475415, negative unconditional: 4242589, unknown: 1751, unknown conditional: 1751, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1816, Positive cache size: 649, Positive conditional cache size: 596, Positive unconditional cache size: 53, Negative cache size: 1167, Negative conditional cache size: 1155, Negative unconditional cache size: 12, Eliminated conditions: 4242589, SemanticConditionEliminator.Independence Queries: [ total: 7060420, positive: 341261, positive conditional: 341261, positive unconditional: 0, negative: 6719159, negative conditional: 2476570, negative unconditional: 4242589, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 7060420, positive: 341261, positive conditional: 341261, positive unconditional: 0, negative: 6719159, negative conditional: 2476570, negative unconditional: 4242589, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 1763, positive: 596, positive conditional: 596, positive unconditional: 0, negative: 1167, negative conditional: 1155, negative unconditional: 12, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 10254, positive: 3125, positive conditional: 3125, positive unconditional: 0, negative: 7129, negative conditional: 7027, negative unconditional: 102, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 7060420, positive: 340665, positive conditional: 340665, positive unconditional: 0, negative: 6718004, negative conditional: 2475415, negative unconditional: 4242589, unknown: 1751, unknown conditional: 1751, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1816, Positive cache size: 649, Positive conditional cache size: 596, Positive unconditional cache size: 53, Negative cache size: 1167, Negative conditional cache size: 1155, Negative unconditional cache size: 12, Eliminated conditions: 4242589, SemanticConditionEliminator.Independence Queries: [ total: 7060420, positive: 341261, positive conditional: 341261, positive unconditional: 0, negative: 6719159, negative conditional: 2476570, negative unconditional: 4242589, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 7060420, positive: 341261, positive conditional: 341261, positive unconditional: 0, negative: 6719159, negative conditional: 2476570, negative unconditional: 4242589, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 1763, positive: 596, positive conditional: 596, positive unconditional: 0, negative: 1167, negative conditional: 1155, negative unconditional: 12, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 10254, positive: 3125, positive conditional: 3125, positive unconditional: 0, negative: 7129, negative conditional: 7027, negative unconditional: 102, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 7060420, positive: 340665, positive conditional: 340665, positive unconditional: 0, negative: 6718004, negative conditional: 2475415, negative unconditional: 4242589, unknown: 1751, unknown conditional: 1751, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1816, Positive cache size: 649, Positive conditional cache size: 596, Positive unconditional cache size: 53, Negative cache size: 1167, Negative conditional cache size: 1155, Negative unconditional cache size: 12, Eliminated conditions: 4242589, SemanticConditionEliminator.Independence Queries: [ total: 7060420, positive: 341261, positive conditional: 341261, positive unconditional: 0, negative: 6719159, negative conditional: 2476570, negative unconditional: 4242589, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 7060420, positive: 341261, positive conditional: 341261, positive unconditional: 0, negative: 6719159, negative conditional: 2476570, negative unconditional: 4242589, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 1763, positive: 596, positive conditional: 596, positive unconditional: 0, negative: 1167, negative conditional: 1155, negative unconditional: 12, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 10254, positive: 3125, positive conditional: 3125, positive unconditional: 0, negative: 7129, negative conditional: 7027, negative unconditional: 102, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 7060420, positive: 340665, positive conditional: 340665, positive unconditional: 0, negative: 6718004, negative conditional: 2475415, negative unconditional: 4242589, unknown: 1751, unknown conditional: 1751, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1816, Positive cache size: 649, Positive conditional cache size: 596, Positive unconditional cache size: 53, Negative cache size: 1167, Negative conditional cache size: 1155, Negative unconditional cache size: 12, Eliminated conditions: 4242589, SemanticConditionEliminator.Independence Queries: [ total: 7060420, positive: 341261, positive conditional: 341261, positive unconditional: 0, negative: 6719159, negative conditional: 2476570, negative unconditional: 4242589, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 7060420, positive: 341261, positive conditional: 341261, positive unconditional: 0, negative: 6719159, negative conditional: 2476570, negative unconditional: 4242589, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 1763, positive: 596, positive conditional: 596, positive unconditional: 0, negative: 1167, negative conditional: 1155, negative unconditional: 12, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 10254, positive: 3125, positive conditional: 3125, positive unconditional: 0, negative: 7129, negative conditional: 7027, negative unconditional: 102, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 7060420, positive: 340665, positive conditional: 340665, positive unconditional: 0, negative: 6718004, negative conditional: 2475415, negative unconditional: 4242589, unknown: 1751, unknown conditional: 1751, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1816, Positive cache size: 649, Positive conditional cache size: 596, Positive unconditional cache size: 53, Negative cache size: 1167, Negative conditional cache size: 1155, Negative unconditional cache size: 12, Eliminated conditions: 4242589, SemanticConditionEliminator.Independence Queries: [ total: 7060420, positive: 341261, positive conditional: 341261, positive unconditional: 0, negative: 6719159, negative conditional: 2476570, negative unconditional: 4242589, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 7060420, positive: 341261, positive conditional: 341261, positive unconditional: 0, negative: 6719159, negative conditional: 2476570, negative unconditional: 4242589, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 1763, positive: 596, positive conditional: 596, positive unconditional: 0, negative: 1167, negative conditional: 1155, negative unconditional: 12, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 10254, positive: 3125, positive conditional: 3125, positive unconditional: 0, negative: 7129, negative conditional: 7027, negative unconditional: 102, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 7060420, positive: 340665, positive conditional: 340665, positive unconditional: 0, negative: 6718004, negative conditional: 2475415, negative unconditional: 4242589, unknown: 1751, unknown conditional: 1751, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1816, Positive cache size: 649, Positive conditional cache size: 596, Positive unconditional cache size: 53, Negative cache size: 1167, Negative conditional cache size: 1155, Negative unconditional cache size: 12, Eliminated conditions: 4242589, SemanticConditionEliminator.Independence Queries: [ total: 7060420, positive: 341261, positive conditional: 341261, positive unconditional: 0, negative: 6719159, negative conditional: 2476570, negative unconditional: 4242589, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 7060420, positive: 341261, positive conditional: 341261, positive unconditional: 0, negative: 6719159, negative conditional: 2476570, negative unconditional: 4242589, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 1763, positive: 596, positive conditional: 596, positive unconditional: 0, negative: 1167, negative conditional: 1155, negative unconditional: 12, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 10254, positive: 3125, positive conditional: 3125, positive unconditional: 0, negative: 7129, negative conditional: 7027, negative unconditional: 102, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 7060420, positive: 340665, positive conditional: 340665, positive unconditional: 0, negative: 6718004, negative conditional: 2475415, negative unconditional: 4242589, unknown: 1751, unknown conditional: 1751, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1816, Positive cache size: 649, Positive conditional cache size: 596, Positive unconditional cache size: 53, Negative cache size: 1167, Negative conditional cache size: 1155, Negative unconditional cache size: 12, Eliminated conditions: 4242589, SemanticConditionEliminator.Independence Queries: [ total: 7060420, positive: 341261, positive conditional: 341261, positive unconditional: 0, negative: 6719159, negative conditional: 2476570, negative unconditional: 4242589, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 7060420, positive: 341261, positive conditional: 341261, positive unconditional: 0, negative: 6719159, negative conditional: 2476570, negative unconditional: 4242589, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 1763, positive: 596, positive conditional: 596, positive unconditional: 0, negative: 1167, negative conditional: 1155, negative unconditional: 12, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 10254, positive: 3125, positive conditional: 3125, positive unconditional: 0, negative: 7129, negative conditional: 7027, negative unconditional: 102, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 7060420, positive: 340665, positive conditional: 340665, positive unconditional: 0, negative: 6718004, negative conditional: 2475415, negative unconditional: 4242589, unknown: 1751, unknown conditional: 1751, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1816, Positive cache size: 649, Positive conditional cache size: 596, Positive unconditional cache size: 53, Negative cache size: 1167, Negative conditional cache size: 1155, Negative unconditional cache size: 12, Eliminated conditions: 4242589, SemanticConditionEliminator.Independence Queries: [ total: 7060420, positive: 341261, positive conditional: 341261, positive unconditional: 0, negative: 6719159, negative conditional: 2476570, negative unconditional: 4242589, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 7060420, positive: 341261, positive conditional: 341261, positive unconditional: 0, negative: 6719159, negative conditional: 2476570, negative unconditional: 4242589, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 1763, positive: 596, positive conditional: 596, positive unconditional: 0, negative: 1167, negative conditional: 1155, negative unconditional: 12, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 10254, positive: 3125, positive conditional: 3125, positive unconditional: 0, negative: 7129, negative conditional: 7027, negative unconditional: 102, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 7060420, positive: 340665, positive conditional: 340665, positive unconditional: 0, negative: 6718004, negative conditional: 2475415, negative unconditional: 4242589, unknown: 1751, unknown conditional: 1751, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1816, Positive cache size: 649, Positive conditional cache size: 596, Positive unconditional cache size: 53, Negative cache size: 1167, Negative conditional cache size: 1155, Negative unconditional cache size: 12, Eliminated conditions: 4242589, SemanticConditionEliminator.Independence Queries: [ total: 7060420, positive: 341261, positive conditional: 341261, positive unconditional: 0, negative: 6719159, negative conditional: 2476570, negative unconditional: 4242589, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 7060420, positive: 341261, positive conditional: 341261, positive unconditional: 0, negative: 6719159, negative conditional: 2476570, negative unconditional: 4242589, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 1763, positive: 596, positive conditional: 596, positive unconditional: 0, negative: 1167, negative conditional: 1155, negative unconditional: 12, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 10254, positive: 3125, positive conditional: 3125, positive unconditional: 0, negative: 7129, negative conditional: 7027, negative unconditional: 102, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 7060420, positive: 340665, positive conditional: 340665, positive unconditional: 0, negative: 6718004, negative conditional: 2475415, negative unconditional: 4242589, unknown: 1751, unknown conditional: 1751, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1816, Positive cache size: 649, Positive conditional cache size: 596, Positive unconditional cache size: 53, Negative cache size: 1167, Negative conditional cache size: 1155, Negative unconditional cache size: 12, Eliminated conditions: 4242589, SemanticConditionEliminator.Independence Queries: [ total: 7060420, positive: 341261, positive conditional: 341261, positive unconditional: 0, negative: 6719159, negative conditional: 2476570, negative unconditional: 4242589, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 7060420, positive: 341261, positive conditional: 341261, positive unconditional: 0, negative: 6719159, negative conditional: 2476570, negative unconditional: 4242589, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 1763, positive: 596, positive conditional: 596, positive unconditional: 0, negative: 1167, negative conditional: 1155, negative unconditional: 12, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 10254, positive: 3125, positive conditional: 3125, positive unconditional: 0, negative: 7129, negative conditional: 7027, negative unconditional: 102, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 7060420, positive: 340665, positive conditional: 340665, positive unconditional: 0, negative: 6718004, negative conditional: 2475415, negative unconditional: 4242589, unknown: 1751, unknown conditional: 1751, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1816, Positive cache size: 649, Positive conditional cache size: 596, Positive unconditional cache size: 53, Negative cache size: 1167, Negative conditional cache size: 1155, Negative unconditional cache size: 12, Eliminated conditions: 4242589 ], Maximal queried relation: 22, Independence queries for same thread: 936338 - TimeoutResultAtElement [Line: 77]: Timeout (TraceAbstraction) Unable to prove that assertion always holds (line 77). Cancelled while PredicateComparison was comparing new predicate (quantifier-free) to 449 known predicates. - StatisticsResult: Ultimate Automizer benchmark data CFG has 5 procedures, 33 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: TIMEOUT, OverallTime: 829107.7ms, OverallIterations: 22, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 463.1ms, PartialOrderReductionTime: 785667.3ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 3185, 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: 278.7ms SsaConstructionTime, 1495.6ms SatisfiabilityAnalysisTime, 36428.8ms InterpolantComputationTime, 1686 NumberOfCodeBlocks, 1631 NumberOfCodeBlocksAsserted, 91 NumberOfCheckSat, 1645 ConstructedInterpolants, 50 QuantifiedInterpolants, 15560 SizeOfPredicates, 55 NumberOfNonLiveVariables, 3137 ConjunctsInSsa, 399 ConjunctsInUnsatCore, 41 InterpolantComputations, 3 PerfectInterpolantSequences, 4612/6892 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