/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-NoLbe-New_States.epf -tc ../../../trunk/examples/toolchains/AutomizerBplInline.xml -i ../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/unroll-5.wvr.bpl -------------------------------------------------------------------------------- This is Ultimate 0.2.1-a865e3bea3ade1065a4c95009cfa501fe03c5538-a865e3b [2021-02-19 23:53:48,839 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-02-19 23:53:48,840 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-02-19 23:53:48,863 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2021-02-19 23:53:48,888 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-NoLbe-New_States.epf [2021-02-19 23:53:48,903 INFO L113 SettingsManager]: Loading preferences was successful [2021-02-19 23:53:48,903 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-02-19 23:53:48,903 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-02-19 23:53:48,904 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-02-19 23:53:48,904 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-02-19 23:53:48,904 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-02-19 23:53:48,905 INFO L138 SettingsManager]: * Use SBE=true [2021-02-19 23:53:48,905 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-02-19 23:53:48,905 INFO L138 SettingsManager]: * sizeof long=4 [2021-02-19 23:53:48,905 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-02-19 23:53:48,905 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-02-19 23:53:48,905 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-02-19 23:53:48,905 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-02-19 23:53:48,905 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-02-19 23:53:48,905 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-02-19 23:53:48,906 INFO L138 SettingsManager]: * sizeof long double=12 [2021-02-19 23:53:48,906 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-02-19 23:53:48,906 INFO L138 SettingsManager]: * Use constant arrays=true [2021-02-19 23:53:48,906 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-02-19 23:53:48,906 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-02-19 23:53:48,906 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-02-19 23:53:48,906 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-02-19 23:53:48,906 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-02-19 23:53:48,906 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-02-19 23:53:48,907 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-02-19 23:53:48,907 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-02-19 23:53:48,907 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-02-19 23:53:48,907 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-02-19 23:53:48,907 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-02-19 23:53:48,907 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-02-19 23:53:48,907 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-02-19 23:53:48,907 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-02-19 23:53:48,907 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=SLEEP_NEW_STATES [2021-02-19 23:53:48,908 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-02-19 23:53:49,150 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-02-19 23:53:49,165 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-02-19 23:53:49,167 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-02-19 23:53:49,168 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2021-02-19 23:53:49,168 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2021-02-19 23:53:49,169 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/unroll-5.wvr.bpl [2021-02-19 23:53:49,169 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/unroll-5.wvr.bpl' [2021-02-19 23:53:49,189 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-02-19 23:53:49,195 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2021-02-19 23:53:49,196 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-02-19 23:53:49,196 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-02-19 23:53:49,196 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-02-19 23:53:49,205 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "unroll-5.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 19.02 11:53:49" (1/1) ... [2021-02-19 23:53:49,211 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "unroll-5.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 19.02 11:53:49" (1/1) ... [2021-02-19 23:53:49,216 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-02-19 23:53:49,217 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-02-19 23:53:49,217 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-02-19 23:53:49,218 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-02-19 23:53:49,222 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "unroll-5.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 19.02 11:53:49" (1/1) ... [2021-02-19 23:53:49,222 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "unroll-5.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 19.02 11:53:49" (1/1) ... [2021-02-19 23:53:49,223 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "unroll-5.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 19.02 11:53:49" (1/1) ... [2021-02-19 23:53:49,223 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "unroll-5.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 19.02 11:53:49" (1/1) ... [2021-02-19 23:53:49,225 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "unroll-5.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 19.02 11:53:49" (1/1) ... [2021-02-19 23:53:49,226 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "unroll-5.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 19.02 11:53:49" (1/1) ... [2021-02-19 23:53:49,227 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "unroll-5.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 19.02 11:53:49" (1/1) ... [2021-02-19 23:53:49,227 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-02-19 23:53:49,228 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-02-19 23:53:49,228 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-02-19 23:53:49,228 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-02-19 23:53:49,230 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "unroll-5.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 19.02 11:53:49" (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 [2021-02-19 23:53:49,268 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread1 given in one single declaration [2021-02-19 23:53:49,268 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2021-02-19 23:53:49,268 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2021-02-19 23:53:49,268 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread2 given in one single declaration [2021-02-19 23:53:49,268 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2021-02-19 23:53:49,268 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2021-02-19 23:53:49,268 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2021-02-19 23:53:49,269 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-02-19 23:53:49,269 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-02-19 23:53:49,269 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-02-19 23:53:49,485 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-02-19 23:53:49,485 INFO L299 CfgBuilder]: Removed 2 assume(true) statements. [2021-02-19 23:53:49,486 WARN L327 CfgBuilder]: Unexpected successor node of atomic block begin: thread1EXIT is neither atomic block end nor error location. [2021-02-19 23:53:49,486 WARN L327 CfgBuilder]: Unexpected successor node of atomic block begin: thread2EXIT is neither atomic block end nor error location. [2021-02-19 23:53:49,487 INFO L202 PluginConnector]: Adding new model unroll-5.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.02 11:53:49 BoogieIcfgContainer [2021-02-19 23:53:49,487 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-02-19 23:53:49,490 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-02-19 23:53:49,491 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-02-19 23:53:49,492 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-02-19 23:53:49,493 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "unroll-5.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 19.02 11:53:49" (1/2) ... [2021-02-19 23:53:49,493 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4ac11c47 and model type unroll-5.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.02 11:53:49, skipping insertion in model container [2021-02-19 23:53:49,493 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "unroll-5.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.02 11:53:49" (2/2) ... [2021-02-19 23:53:49,494 INFO L111 eAbstractionObserver]: Analyzing ICFG unroll-5.wvr.bpl [2021-02-19 23:53:49,497 WARN L142 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-02-19 23:53:49,497 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-02-19 23:53:49,500 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2021-02-19 23:53:49,500 INFO L323 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-02-19 23:53:49,515 INFO L149 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2021-02-19 23:53:49,525 INFO L253 AbstractCegarLoop]: Starting to check reachability of 3 error locations. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-02-19 23:53:49,543 INFO L376 AbstractCegarLoop]: Interprodecural is true [2021-02-19 23:53:49,543 INFO L377 AbstractCegarLoop]: Hoare is true [2021-02-19 23:53:49,544 INFO L378 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-02-19 23:53:49,544 INFO L379 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-02-19 23:53:49,544 INFO L380 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-02-19 23:53:49,544 INFO L381 AbstractCegarLoop]: Difference is false [2021-02-19 23:53:49,544 INFO L382 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-02-19 23:53:49,544 INFO L386 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-02-19 23:53:49,562 INFO L428 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-02-19 23:53:49,565 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-19 23:53:49,566 INFO L82 PathProgramCache]: Analyzing trace with hash 1935558235, now seen corresponding path program 1 times [2021-02-19 23:53:49,570 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-02-19 23:53:49,570 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1940266667] [2021-02-19 23:53:49,571 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-19 23:53:49,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 23:53:49,645 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-02-19 23:53:49,645 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1940266667] [2021-02-19 23:53:49,645 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-02-19 23:53:49,646 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-02-19 23:53:49,646 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [508320425] [2021-02-19 23:53:49,648 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-02-19 23:53:49,649 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-02-19 23:53:49,655 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-02-19 23:53:49,656 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-02-19 23:53:49,657 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-02-19 23:53:49,658 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-02-19 23:53:49,659 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 3.0) internal successors, (9), 2 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-02-19 23:53:49,659 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-02-19 23:53:49,722 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-02-19 23:53:49,723 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-02-19 23:53:49,723 INFO L428 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-02-19 23:53:49,723 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-19 23:53:49,723 INFO L82 PathProgramCache]: Analyzing trace with hash -1209801049, now seen corresponding path program 1 times [2021-02-19 23:53:49,723 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-02-19 23:53:49,724 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1902592369] [2021-02-19 23:53:49,724 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-19 23:53:49,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 23:53:49,749 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-02-19 23:53:49,749 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1902592369] [2021-02-19 23:53:49,749 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [389505852] [2021-02-19 23:53:49,749 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 [2021-02-19 23:53:49,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 23:53:49,775 INFO L263 TraceCheckSpWp]: Trace formula consists of 31 conjuncts, 3 conjunts are in the unsatisfiable core [2021-02-19 23:53:49,778 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-02-19 23:53:49,826 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-02-19 23:53:49,826 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-02-19 23:53:49,826 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [3, 3] total 4 [2021-02-19 23:53:49,827 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [897616678] [2021-02-19 23:53:49,827 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-02-19 23:53:49,827 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-02-19 23:53:49,828 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-02-19 23:53:49,828 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-02-19 23:53:49,828 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-02-19 23:53:49,828 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-02-19 23:53:49,829 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 5 states, 5 states have (on average 2.8) internal successors, (14), 4 states have internal predecessors, (14), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-02-19 23:53:49,829 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-02-19 23:53:49,829 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-02-19 23:53:49,890 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-02-19 23:53:49,891 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-02-19 23:53:50,109 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,3 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-02-19 23:53:50,110 INFO L428 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-02-19 23:53:50,111 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-19 23:53:50,111 INFO L82 PathProgramCache]: Analyzing trace with hash 1151599088, now seen corresponding path program 1 times [2021-02-19 23:53:50,111 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-02-19 23:53:50,111 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [568089803] [2021-02-19 23:53:50,111 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-19 23:53:50,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 23:53:50,185 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-02-19 23:53:50,185 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [568089803] [2021-02-19 23:53:50,185 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [478673704] [2021-02-19 23:53:50,185 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-02-19 23:53:50,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 23:53:50,206 INFO L263 TraceCheckSpWp]: Trace formula consists of 36 conjuncts, 5 conjunts are in the unsatisfiable core [2021-02-19 23:53:50,208 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-02-19 23:53:50,250 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-02-19 23:53:50,251 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-02-19 23:53:50,251 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [3, 3] total 3 [2021-02-19 23:53:50,251 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [721353233] [2021-02-19 23:53:50,251 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-02-19 23:53:50,252 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-02-19 23:53:50,253 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-02-19 23:53:50,253 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-02-19 23:53:50,253 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-02-19 23:53:50,253 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-02-19 23:53:50,254 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 2.75) internal successors, (11), 3 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-02-19 23:53:50,254 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-02-19 23:53:50,254 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-02-19 23:53:50,254 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-02-19 23:53:50,281 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-02-19 23:53:50,282 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-02-19 23:53:50,282 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-02-19 23:53:50,494 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,4 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-02-19 23:53:50,494 INFO L428 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-02-19 23:53:50,495 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-19 23:53:50,495 INFO L82 PathProgramCache]: Analyzing trace with hash 2118303548, now seen corresponding path program 2 times [2021-02-19 23:53:50,495 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-02-19 23:53:50,495 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1003441240] [2021-02-19 23:53:50,495 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-19 23:53:50,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 23:53:50,547 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-02-19 23:53:50,547 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1003441240] [2021-02-19 23:53:50,547 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1346370316] [2021-02-19 23:53:50,548 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-02-19 23:53:50,573 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-02-19 23:53:50,573 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-02-19 23:53:50,574 INFO L263 TraceCheckSpWp]: Trace formula consists of 41 conjuncts, 6 conjunts are in the unsatisfiable core [2021-02-19 23:53:50,574 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-02-19 23:53:50,608 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-02-19 23:53:50,609 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-02-19 23:53:50,609 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4] total 5 [2021-02-19 23:53:50,609 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1626295613] [2021-02-19 23:53:50,609 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-02-19 23:53:50,609 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-02-19 23:53:50,610 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-02-19 23:53:50,610 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2021-02-19 23:53:50,610 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-02-19 23:53:50,610 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-02-19 23:53:50,610 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 2.3333333333333335) internal successors, (14), 5 states have internal predecessors, (14), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-02-19 23:53:50,610 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-02-19 23:53:50,610 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-02-19 23:53:50,610 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-02-19 23:53:50,610 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-02-19 23:53:50,649 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-02-19 23:53:50,649 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-02-19 23:53:50,649 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-02-19 23:53:50,650 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-02-19 23:53:50,864 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,5 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-02-19 23:53:50,864 INFO L428 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-02-19 23:53:50,865 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-19 23:53:50,865 INFO L82 PathProgramCache]: Analyzing trace with hash 2021370736, now seen corresponding path program 3 times [2021-02-19 23:53:50,865 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-02-19 23:53:50,865 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1047740534] [2021-02-19 23:53:50,865 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-19 23:53:50,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 23:53:50,948 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-02-19 23:53:50,948 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1047740534] [2021-02-19 23:53:50,949 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1100536051] [2021-02-19 23:53:50,949 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-02-19 23:53:50,972 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2021-02-19 23:53:50,972 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-02-19 23:53:50,973 INFO L263 TraceCheckSpWp]: Trace formula consists of 46 conjuncts, 10 conjunts are in the unsatisfiable core [2021-02-19 23:53:50,973 INFO L286 TraceCheckSpWp]: Computing forward predicates... Waiting until toolchain timeout for monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-02-19 23:53:51,029 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-02-19 23:53:51,029 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-02-19 23:53:51,030 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 8 [2021-02-19 23:53:51,030 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1544341627] [2021-02-19 23:53:51,030 INFO L460 AbstractCegarLoop]: Interpolant automaton has 9 states [2021-02-19 23:53:51,030 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-02-19 23:53:51,031 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-02-19 23:53:51,031 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2021-02-19 23:53:51,031 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-02-19 23:53:51,032 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-02-19 23:53:51,032 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 9 states, 9 states have (on average 1.8888888888888888) internal successors, (17), 8 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-02-19 23:53:51,032 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-02-19 23:53:51,032 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-02-19 23:53:51,032 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-02-19 23:53:51,032 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-02-19 23:53:51,032 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-02-19 23:53:51,102 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-02-19 23:53:51,103 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-02-19 23:53:51,103 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-02-19 23:53:51,103 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-02-19 23:53:51,103 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-02-19 23:53:51,316 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,6 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-02-19 23:53:51,317 INFO L428 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-02-19 23:53:51,317 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-19 23:53:51,317 INFO L82 PathProgramCache]: Analyzing trace with hash -983546436, now seen corresponding path program 4 times [2021-02-19 23:53:51,317 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-02-19 23:53:51,317 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1022763769] [2021-02-19 23:53:51,317 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-19 23:53:51,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 23:53:51,378 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-02-19 23:53:51,378 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1022763769] [2021-02-19 23:53:51,378 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1675828193] [2021-02-19 23:53:51,378 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-02-19 23:53:51,402 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-02-19 23:53:51,402 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-02-19 23:53:51,402 INFO L263 TraceCheckSpWp]: Trace formula consists of 51 conjuncts, 8 conjunts are in the unsatisfiable core [2021-02-19 23:53:51,403 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-02-19 23:53:51,475 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-02-19 23:53:51,475 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-02-19 23:53:51,475 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 9 [2021-02-19 23:53:51,475 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [817471226] [2021-02-19 23:53:51,476 INFO L460 AbstractCegarLoop]: Interpolant automaton has 10 states [2021-02-19 23:53:51,476 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-02-19 23:53:51,476 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-02-19 23:53:51,477 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=61, Unknown=0, NotChecked=0, Total=90 [2021-02-19 23:53:51,477 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-02-19 23:53:51,477 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-02-19 23:53:51,477 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 10 states, 10 states have (on average 1.8) internal successors, (18), 9 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) [2021-02-19 23:53:51,478 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-02-19 23:53:51,478 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-02-19 23:53:51,478 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-02-19 23:53:51,478 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-02-19 23:53:51,478 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-02-19 23:53:51,478 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-02-19 23:53:51,528 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-02-19 23:53:51,528 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-02-19 23:53:51,528 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-02-19 23:53:51,528 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-02-19 23:53:51,528 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-02-19 23:53:51,528 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-02-19 23:53:51,738 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,7 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-02-19 23:53:51,738 INFO L428 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-02-19 23:53:51,738 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-19 23:53:51,738 INFO L82 PathProgramCache]: Analyzing trace with hash 353301744, now seen corresponding path program 5 times [2021-02-19 23:53:51,738 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-02-19 23:53:51,738 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1045033205] [2021-02-19 23:53:51,739 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-19 23:53:51,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 23:53:51,778 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-02-19 23:53:51,778 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1045033205] [2021-02-19 23:53:51,778 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [775392095] [2021-02-19 23:53:51,778 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 8 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-02-19 23:53:51,801 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 4 check-sat command(s) [2021-02-19 23:53:51,801 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat Waiting until toolchain timeout for monitored process 8 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-02-19 23:53:51,802 INFO L263 TraceCheckSpWp]: Trace formula consists of 56 conjuncts, 19 conjunts are in the unsatisfiable core [2021-02-19 23:53:51,803 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-02-19 23:53:51,991 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 23:53:51,991 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 0 disjoint index pairs (out of 10 index pairs), introduced 9 new quantified variables, introduced 10 case distinctions, treesize of input 27 treesize of output 99 [2021-02-19 23:53:52,083 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-02-19 23:53:52,084 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 23:53:52,085 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-02-19 23:53:52,085 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:27, output treesize:3 [2021-02-19 23:53:52,089 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-02-19 23:53:52,089 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-02-19 23:53:52,089 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 8] total 13 [2021-02-19 23:53:52,089 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1126389832] [2021-02-19 23:53:52,090 INFO L460 AbstractCegarLoop]: Interpolant automaton has 14 states [2021-02-19 23:53:52,090 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-02-19 23:53:52,090 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2021-02-19 23:53:52,090 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=151, Unknown=0, NotChecked=0, Total=182 [2021-02-19 23:53:52,090 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-02-19 23:53:52,090 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-02-19 23:53:52,091 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 14 states, 14 states have (on average 1.8571428571428572) internal successors, (26), 13 states have internal predecessors, (26), 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) [2021-02-19 23:53:52,091 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-02-19 23:53:52,091 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-02-19 23:53:52,091 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-02-19 23:53:52,091 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-02-19 23:53:52,091 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-02-19 23:53:52,091 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-02-19 23:53:52,091 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-02-19 23:53:52,165 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-02-19 23:53:52,166 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-02-19 23:53:52,166 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-02-19 23:53:52,166 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-02-19 23:53:52,166 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-02-19 23:53:52,166 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-02-19 23:53:52,166 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-02-19 23:53:52,374 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,8 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-02-19 23:53:52,374 INFO L428 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-02-19 23:53:52,374 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-19 23:53:52,374 INFO L82 PathProgramCache]: Analyzing trace with hash -1154077636, now seen corresponding path program 6 times [2021-02-19 23:53:52,374 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-02-19 23:53:52,374 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [246790592] [2021-02-19 23:53:52,375 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-19 23:53:52,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 23:53:52,445 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 10 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-02-19 23:53:52,445 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [246790592] [2021-02-19 23:53:52,446 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1168349519] [2021-02-19 23:53:52,446 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 9 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 9 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-02-19 23:53:52,478 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 4 check-sat command(s) [2021-02-19 23:53:52,479 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-02-19 23:53:52,479 INFO L263 TraceCheckSpWp]: Trace formula consists of 61 conjuncts, 9 conjunts are in the unsatisfiable core [2021-02-19 23:53:52,481 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-02-19 23:53:52,559 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 15 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-02-19 23:53:52,560 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-02-19 23:53:52,560 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9] total 10 [2021-02-19 23:53:52,560 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1609392678] [2021-02-19 23:53:52,560 INFO L460 AbstractCegarLoop]: Interpolant automaton has 11 states [2021-02-19 23:53:52,560 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-02-19 23:53:52,561 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-02-19 23:53:52,561 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=74, Unknown=0, NotChecked=0, Total=110 [2021-02-19 23:53:52,562 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-02-19 23:53:52,562 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-02-19 23:53:52,562 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 11 states, 11 states have (on average 1.8181818181818181) internal successors, (20), 10 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) [2021-02-19 23:53:52,562 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-02-19 23:53:52,562 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-02-19 23:53:52,562 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-02-19 23:53:52,562 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-02-19 23:53:52,562 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-02-19 23:53:52,562 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-02-19 23:53:52,562 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-02-19 23:53:52,562 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-02-19 23:53:52,686 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-02-19 23:53:52,686 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-02-19 23:53:52,686 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-02-19 23:53:52,686 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-02-19 23:53:52,686 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-02-19 23:53:52,686 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-02-19 23:53:52,686 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-02-19 23:53:52,687 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-02-19 23:53:52,890 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable30 [2021-02-19 23:53:52,890 INFO L428 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-02-19 23:53:52,890 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-19 23:53:52,890 INFO L82 PathProgramCache]: Analyzing trace with hash -1415942405, now seen corresponding path program 7 times [2021-02-19 23:53:52,891 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-02-19 23:53:52,891 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [605933309] [2021-02-19 23:53:52,891 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-19 23:53:52,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 23:53:52,983 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-02-19 23:53:52,983 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [605933309] [2021-02-19 23:53:52,983 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1044907109] [2021-02-19 23:53:52,984 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 10 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-02-19 23:53:53,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 23:53:53,010 INFO L263 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 15 conjunts are in the unsatisfiable core [2021-02-19 23:53:53,010 INFO L286 TraceCheckSpWp]: Computing forward predicates... Waiting until toolchain timeout for monitored process 10 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-02-19 23:53:53,080 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-02-19 23:53:53,080 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-02-19 23:53:53,080 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8] total 13 [2021-02-19 23:53:53,080 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1030722393] [2021-02-19 23:53:53,081 INFO L460 AbstractCegarLoop]: Interpolant automaton has 14 states [2021-02-19 23:53:53,081 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-02-19 23:53:53,081 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2021-02-19 23:53:53,081 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=152, Unknown=0, NotChecked=0, Total=182 [2021-02-19 23:53:53,081 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-02-19 23:53:53,081 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-02-19 23:53:53,081 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 14 states, 14 states have (on average 1.5714285714285714) internal successors, (22), 13 states have internal predecessors, (22), 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) [2021-02-19 23:53:53,082 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-02-19 23:53:53,082 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-02-19 23:53:53,082 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-02-19 23:53:53,082 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-02-19 23:53:53,082 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-02-19 23:53:53,082 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-02-19 23:53:53,082 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-02-19 23:53:53,082 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-02-19 23:53:53,082 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-02-19 23:53:53,238 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-02-19 23:53:53,238 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-02-19 23:53:53,239 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-02-19 23:53:53,239 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-02-19 23:53:53,239 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-02-19 23:53:53,239 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-02-19 23:53:53,239 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-02-19 23:53:53,239 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-02-19 23:53:53,239 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-02-19 23:53:53,453 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable31,10 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-02-19 23:53:53,456 INFO L428 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-02-19 23:53:53,456 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-19 23:53:53,456 INFO L82 PathProgramCache]: Analyzing trace with hash 1691419463, now seen corresponding path program 8 times [2021-02-19 23:53:53,456 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-02-19 23:53:53,456 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [374703013] [2021-02-19 23:53:53,456 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-19 23:53:53,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 23:53:53,542 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-02-19 23:53:53,542 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [374703013] [2021-02-19 23:53:53,542 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [616438805] [2021-02-19 23:53:53,542 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 11 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-02-19 23:53:53,571 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-02-19 23:53:53,571 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat Waiting until toolchain timeout for monitored process 11 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-02-19 23:53:53,572 INFO L263 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 17 conjunts are in the unsatisfiable core [2021-02-19 23:53:53,572 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-02-19 23:53:53,665 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-02-19 23:53:53,666 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-02-19 23:53:53,666 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9] total 15 [2021-02-19 23:53:53,667 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [244181690] [2021-02-19 23:53:53,668 INFO L460 AbstractCegarLoop]: Interpolant automaton has 16 states [2021-02-19 23:53:53,669 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-02-19 23:53:53,669 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2021-02-19 23:53:53,669 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=205, Unknown=0, NotChecked=0, Total=240 [2021-02-19 23:53:53,669 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-02-19 23:53:53,670 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-02-19 23:53:53,670 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 16 states, 16 states have (on average 1.5) internal successors, (24), 15 states have internal predecessors, (24), 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) [2021-02-19 23:53:53,670 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-02-19 23:53:53,670 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-02-19 23:53:53,670 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-02-19 23:53:53,670 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-02-19 23:53:53,670 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-02-19 23:53:53,670 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-02-19 23:53:53,670 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-02-19 23:53:53,670 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-02-19 23:53:53,670 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-02-19 23:53:53,670 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-02-19 23:53:53,854 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-02-19 23:53:53,855 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-02-19 23:53:53,855 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-02-19 23:53:53,855 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-02-19 23:53:53,855 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-02-19 23:53:53,855 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-02-19 23:53:53,855 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-02-19 23:53:53,855 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-02-19 23:53:53,855 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-02-19 23:53:53,855 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-02-19 23:53:54,070 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable32,11 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-02-19 23:53:54,071 INFO L428 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-02-19 23:53:54,071 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-19 23:53:54,071 INFO L82 PathProgramCache]: Analyzing trace with hash -764610437, now seen corresponding path program 9 times [2021-02-19 23:53:54,071 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-02-19 23:53:54,071 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1490532199] [2021-02-19 23:53:54,071 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-19 23:53:54,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 23:53:54,169 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-02-19 23:53:54,169 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1490532199] [2021-02-19 23:53:54,169 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1368384050] [2021-02-19 23:53:54,169 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 12 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 12 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-02-19 23:53:54,192 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 5 check-sat command(s) [2021-02-19 23:53:54,192 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-02-19 23:53:54,193 INFO L263 TraceCheckSpWp]: Trace formula consists of 76 conjuncts, 20 conjunts are in the unsatisfiable core [2021-02-19 23:53:54,193 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-02-19 23:53:54,307 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-02-19 23:53:54,307 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-02-19 23:53:54,308 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 10] total 18 [2021-02-19 23:53:54,308 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1735717886] [2021-02-19 23:53:54,308 INFO L460 AbstractCegarLoop]: Interpolant automaton has 19 states [2021-02-19 23:53:54,308 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-02-19 23:53:54,308 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2021-02-19 23:53:54,308 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=43, Invalid=299, Unknown=0, NotChecked=0, Total=342 [2021-02-19 23:53:54,308 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-02-19 23:53:54,309 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-02-19 23:53:54,309 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 19 states, 19 states have (on average 1.4210526315789473) internal successors, (27), 18 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) [2021-02-19 23:53:54,309 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-02-19 23:53:54,309 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-02-19 23:53:54,309 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-02-19 23:53:54,309 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-02-19 23:53:54,309 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-02-19 23:53:54,309 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-02-19 23:53:54,309 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-02-19 23:53:54,309 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-02-19 23:53:54,309 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-02-19 23:53:54,309 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-02-19 23:53:54,309 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-02-19 23:53:54,563 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-02-19 23:53:54,563 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-02-19 23:53:54,563 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-02-19 23:53:54,564 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-02-19 23:53:54,564 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-02-19 23:53:54,564 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-02-19 23:53:54,564 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-02-19 23:53:54,564 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-02-19 23:53:54,564 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-02-19 23:53:54,564 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-02-19 23:53:54,564 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-02-19 23:53:54,764 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable33 [2021-02-19 23:53:54,765 INFO L428 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-02-19 23:53:54,765 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-19 23:53:54,765 INFO L82 PathProgramCache]: Analyzing trace with hash 407873991, now seen corresponding path program 10 times [2021-02-19 23:53:54,765 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-02-19 23:53:54,766 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1168288853] [2021-02-19 23:53:54,766 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-19 23:53:54,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 23:53:54,886 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-02-19 23:53:54,887 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1168288853] [2021-02-19 23:53:54,887 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1982737770] [2021-02-19 23:53:54,887 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 13 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 13 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-02-19 23:53:54,905 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-02-19 23:53:54,906 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-02-19 23:53:54,906 INFO L263 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 21 conjunts are in the unsatisfiable core [2021-02-19 23:53:54,907 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-02-19 23:53:55,044 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-02-19 23:53:55,045 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-02-19 23:53:55,045 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 11] total 19 [2021-02-19 23:53:55,045 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [203938011] [2021-02-19 23:53:55,045 INFO L460 AbstractCegarLoop]: Interpolant automaton has 20 states [2021-02-19 23:53:55,045 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-02-19 23:53:55,046 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2021-02-19 23:53:55,046 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=45, Invalid=335, Unknown=0, NotChecked=0, Total=380 [2021-02-19 23:53:55,046 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-02-19 23:53:55,046 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-02-19 23:53:55,046 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 20 states, 20 states have (on average 1.4) internal successors, (28), 19 states have internal predecessors, (28), 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) [2021-02-19 23:53:55,046 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-02-19 23:53:55,046 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-02-19 23:53:55,046 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-02-19 23:53:55,046 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-02-19 23:53:55,046 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-02-19 23:53:55,046 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-02-19 23:53:55,046 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-02-19 23:53:55,046 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-02-19 23:53:55,046 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-02-19 23:53:55,046 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-02-19 23:53:55,046 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-02-19 23:53:55,047 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-02-19 23:53:55,297 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-02-19 23:53:55,297 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-02-19 23:53:55,297 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-02-19 23:53:55,297 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-02-19 23:53:55,297 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-02-19 23:53:55,297 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-02-19 23:53:55,297 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-02-19 23:53:55,297 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-02-19 23:53:55,297 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-02-19 23:53:55,297 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-02-19 23:53:55,297 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-02-19 23:53:55,298 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-02-19 23:53:55,512 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable34 [2021-02-19 23:53:55,512 INFO L428 AbstractCegarLoop]: === Iteration 13 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-02-19 23:53:55,512 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-19 23:53:55,513 INFO L82 PathProgramCache]: Analyzing trace with hash -1899814405, now seen corresponding path program 11 times [2021-02-19 23:53:55,513 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-02-19 23:53:55,513 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1632907417] [2021-02-19 23:53:55,513 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-19 23:53:55,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 23:53:55,600 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 0 proven. 58 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-02-19 23:53:55,600 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1632907417] [2021-02-19 23:53:55,601 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [525153335] [2021-02-19 23:53:55,601 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 14 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 14 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-02-19 23:53:55,621 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 6 check-sat command(s) [2021-02-19 23:53:55,621 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-02-19 23:53:55,622 INFO L263 TraceCheckSpWp]: Trace formula consists of 86 conjuncts, 31 conjunts are in the unsatisfiable core [2021-02-19 23:53:55,623 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-02-19 23:53:56,004 WARN L202 SmtUtils]: Spent 180.00 ms on a formula simplification that was a NOOP. DAG size: 201 [2021-02-19 23:53:56,004 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 23:53:56,005 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 10 select indices, 10 select index equivalence classes, 0 disjoint index pairs (out of 45 index pairs), introduced 19 new quantified variables, introduced 45 case distinctions, treesize of input 47 treesize of output 394 [2021-02-19 23:53:58,897 WARN L202 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 987 DAG size of output: 826 [2021-02-19 23:53:59,014 WARN L202 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 1082 DAG size of output: 879 [2021-02-19 23:53:59,146 WARN L202 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 1176 DAG size of output: 945 [2021-02-19 23:54:00,560 WARN L202 SmtUtils]: Spent 191.00 ms on a formula simplification. DAG size of input: 1652 DAG size of output: 1197 [2021-02-19 23:54:00,757 WARN L202 SmtUtils]: Spent 190.00 ms on a formula simplification. DAG size of input: 1652 DAG size of output: 1197 [2021-02-19 23:54:00,970 WARN L202 SmtUtils]: Spent 207.00 ms on a formula simplification. DAG size of input: 1663 DAG size of output: 1208 [2021-02-19 23:54:01,104 WARN L202 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 1204 DAG size of output: 1168 [2021-02-19 23:54:01,285 WARN L202 SmtUtils]: Spent 171.00 ms on a formula simplification. DAG size of input: 1170 DAG size of output: 1242 [2021-02-19 23:54:01,405 WARN L202 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 1096 DAG size of output: 1091 [2021-02-19 23:54:02,460 WARN L202 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 976 DAG size of output: 687 [2021-02-19 23:54:03,080 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-02-19 23:54:03,082 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 23:54:03,082 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-02-19 23:54:03,082 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:47, output treesize:3 [2021-02-19 23:54:03,089 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 0 proven. 58 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-02-19 23:54:03,089 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-02-19 23:54:03,089 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 14] total 24 [2021-02-19 23:54:03,089 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [539703768] [2021-02-19 23:54:03,090 INFO L460 AbstractCegarLoop]: Interpolant automaton has 25 states [2021-02-19 23:54:03,090 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-02-19 23:54:03,090 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2021-02-19 23:54:03,091 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=541, Unknown=0, NotChecked=0, Total=600 [2021-02-19 23:54:03,091 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-02-19 23:54:03,091 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-02-19 23:54:03,091 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 25 states, 25 states have (on average 1.52) internal successors, (38), 24 states have internal predecessors, (38), 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) [2021-02-19 23:54:03,091 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-02-19 23:54:03,091 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-02-19 23:54:03,091 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-02-19 23:54:03,091 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-02-19 23:54:03,091 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-02-19 23:54:03,091 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-02-19 23:54:03,091 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-02-19 23:54:03,091 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-02-19 23:54:03,091 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-02-19 23:54:03,091 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-02-19 23:54:03,091 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-02-19 23:54:03,091 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-02-19 23:54:03,092 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-02-19 23:54:03,270 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-02-19 23:54:03,271 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-02-19 23:54:03,271 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-02-19 23:54:03,271 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-02-19 23:54:03,271 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-02-19 23:54:03,271 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-02-19 23:54:03,271 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-02-19 23:54:03,271 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-02-19 23:54:03,271 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-02-19 23:54:03,271 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-02-19 23:54:03,271 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-02-19 23:54:03,271 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-02-19 23:54:03,271 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-02-19 23:54:03,482 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable35 [2021-02-19 23:54:03,482 INFO L428 AbstractCegarLoop]: === Iteration 14 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-02-19 23:54:03,482 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-19 23:54:03,482 INFO L82 PathProgramCache]: Analyzing trace with hash -423710649, now seen corresponding path program 12 times [2021-02-19 23:54:03,482 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-02-19 23:54:03,482 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [152234661] [2021-02-19 23:54:03,483 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-19 23:54:03,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 23:54:03,595 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 45 proven. 24 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-02-19 23:54:03,595 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [152234661] [2021-02-19 23:54:03,595 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1375876144] [2021-02-19 23:54:03,595 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 15 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 15 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-02-19 23:54:03,631 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 7 check-sat command(s) [2021-02-19 23:54:03,631 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-02-19 23:54:03,632 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 15 conjunts are in the unsatisfiable core [2021-02-19 23:54:03,633 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-02-19 23:54:03,685 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 55 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-02-19 23:54:03,686 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-02-19 23:54:03,686 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 15] total 16 [2021-02-19 23:54:03,686 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [970705553] [2021-02-19 23:54:03,688 INFO L460 AbstractCegarLoop]: Interpolant automaton has 17 states [2021-02-19 23:54:03,688 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-02-19 23:54:03,688 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2021-02-19 23:54:03,688 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=90, Invalid=182, Unknown=0, NotChecked=0, Total=272 [2021-02-19 23:54:03,688 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-02-19 23:54:03,688 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-02-19 23:54:03,688 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 17 states, 17 states have (on average 1.5294117647058822) internal successors, (26), 16 states have internal predecessors, (26), 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) [2021-02-19 23:54:03,688 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-02-19 23:54:03,689 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-02-19 23:54:03,689 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-02-19 23:54:03,689 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-02-19 23:54:03,689 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-02-19 23:54:03,689 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-02-19 23:54:03,689 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-02-19 23:54:03,689 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-02-19 23:54:03,689 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-02-19 23:54:03,689 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-02-19 23:54:03,689 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-02-19 23:54:03,689 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-02-19 23:54:03,689 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-02-19 23:54:03,689 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-02-19 23:54:03,894 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-02-19 23:54:03,894 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-02-19 23:54:03,894 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-02-19 23:54:03,894 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-02-19 23:54:03,894 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-02-19 23:54:03,894 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-02-19 23:54:03,894 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-02-19 23:54:03,894 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-02-19 23:54:03,894 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-02-19 23:54:03,894 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-02-19 23:54:03,894 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-02-19 23:54:03,895 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-02-19 23:54:03,895 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-02-19 23:54:03,895 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-02-19 23:54:04,104 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1625,15 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-02-19 23:54:04,105 INFO L428 AbstractCegarLoop]: === Iteration 15 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-02-19 23:54:04,105 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-19 23:54:04,105 INFO L82 PathProgramCache]: Analyzing trace with hash -249402288, now seen corresponding path program 13 times [2021-02-19 23:54:04,105 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-02-19 23:54:04,105 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [772679910] [2021-02-19 23:54:04,105 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-19 23:54:04,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 23:54:04,247 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 0 proven. 66 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-02-19 23:54:04,247 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [772679910] [2021-02-19 23:54:04,247 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1029204785] [2021-02-19 23:54:04,247 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 16 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 16 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-02-19 23:54:04,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 23:54:04,269 INFO L263 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 25 conjunts are in the unsatisfiable core [2021-02-19 23:54:04,270 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-02-19 23:54:04,446 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 0 proven. 66 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-02-19 23:54:04,446 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-02-19 23:54:04,447 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 13] total 23 [2021-02-19 23:54:04,447 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [529553693] [2021-02-19 23:54:04,447 INFO L460 AbstractCegarLoop]: Interpolant automaton has 24 states [2021-02-19 23:54:04,447 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-02-19 23:54:04,447 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2021-02-19 23:54:04,447 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=497, Unknown=0, NotChecked=0, Total=552 [2021-02-19 23:54:04,448 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-02-19 23:54:04,448 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-02-19 23:54:04,448 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 24 states, 24 states have (on average 1.3333333333333333) internal successors, (32), 23 states have internal predecessors, (32), 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) [2021-02-19 23:54:04,448 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-02-19 23:54:04,448 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-02-19 23:54:04,448 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-02-19 23:54:04,448 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-02-19 23:54:04,448 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-02-19 23:54:04,448 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-02-19 23:54:04,448 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-02-19 23:54:04,448 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-02-19 23:54:04,448 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-02-19 23:54:04,448 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-02-19 23:54:04,448 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-02-19 23:54:04,448 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-02-19 23:54:04,448 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-02-19 23:54:04,449 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-02-19 23:54:04,449 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-02-19 23:54:04,928 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-02-19 23:54:04,928 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-02-19 23:54:04,928 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-02-19 23:54:04,929 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-02-19 23:54:04,929 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-02-19 23:54:04,929 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-02-19 23:54:04,929 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-02-19 23:54:04,929 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-02-19 23:54:04,929 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-02-19 23:54:04,929 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-02-19 23:54:04,929 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-02-19 23:54:04,929 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-02-19 23:54:04,929 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-02-19 23:54:04,929 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-02-19 23:54:04,929 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-02-19 23:54:05,143 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1626,16 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-02-19 23:54:05,144 INFO L428 AbstractCegarLoop]: === Iteration 16 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-02-19 23:54:05,144 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-19 23:54:05,144 INFO L82 PathProgramCache]: Analyzing trace with hash 947099548, now seen corresponding path program 14 times [2021-02-19 23:54:05,144 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-02-19 23:54:05,144 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [993857212] [2021-02-19 23:54:05,144 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-19 23:54:05,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 23:54:05,323 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 0 proven. 78 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-02-19 23:54:05,323 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [993857212] [2021-02-19 23:54:05,323 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [527233855] [2021-02-19 23:54:05,323 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 17 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 17 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-02-19 23:54:05,346 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-02-19 23:54:05,347 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-02-19 23:54:05,347 INFO L263 TraceCheckSpWp]: Trace formula consists of 101 conjuncts, 26 conjunts are in the unsatisfiable core [2021-02-19 23:54:05,348 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-02-19 23:54:05,518 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 0 proven. 78 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-02-19 23:54:05,518 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-02-19 23:54:05,518 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14, 14] total 25 [2021-02-19 23:54:05,519 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [837885057] [2021-02-19 23:54:05,519 INFO L460 AbstractCegarLoop]: Interpolant automaton has 26 states [2021-02-19 23:54:05,519 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-02-19 23:54:05,519 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 26 interpolants. [2021-02-19 23:54:05,519 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=61, Invalid=589, Unknown=0, NotChecked=0, Total=650 [2021-02-19 23:54:05,519 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-02-19 23:54:05,519 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-02-19 23:54:05,520 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 26 states, 26 states have (on average 1.3076923076923077) internal successors, (34), 25 states have internal predecessors, (34), 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) [2021-02-19 23:54:05,520 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-02-19 23:54:05,520 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-02-19 23:54:05,520 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-02-19 23:54:05,520 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-02-19 23:54:05,520 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-02-19 23:54:05,520 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-02-19 23:54:05,520 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-02-19 23:54:05,520 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-02-19 23:54:05,520 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-02-19 23:54:05,520 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-02-19 23:54:05,520 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-02-19 23:54:05,520 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-02-19 23:54:05,520 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-02-19 23:54:05,520 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-02-19 23:54:05,520 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-02-19 23:54:05,520 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-02-19 23:54:06,015 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-02-19 23:54:06,015 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-02-19 23:54:06,015 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-02-19 23:54:06,015 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-02-19 23:54:06,015 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-02-19 23:54:06,015 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-02-19 23:54:06,015 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-02-19 23:54:06,015 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-02-19 23:54:06,015 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-02-19 23:54:06,015 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-02-19 23:54:06,015 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-02-19 23:54:06,015 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-02-19 23:54:06,015 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-02-19 23:54:06,015 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-02-19 23:54:06,015 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-02-19 23:54:06,016 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-02-19 23:54:06,216 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1627,17 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-02-19 23:54:06,216 INFO L428 AbstractCegarLoop]: === Iteration 17 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-02-19 23:54:06,217 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-19 23:54:06,217 INFO L82 PathProgramCache]: Analyzing trace with hash -616049200, now seen corresponding path program 15 times [2021-02-19 23:54:06,217 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-02-19 23:54:06,217 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [104584073] [2021-02-19 23:54:06,217 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-19 23:54:06,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 23:54:06,401 INFO L134 CoverageAnalysis]: Checked inductivity of 97 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-02-19 23:54:06,401 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [104584073] [2021-02-19 23:54:06,401 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [651363264] [2021-02-19 23:54:06,401 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 18 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 18 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-02-19 23:54:06,443 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 8 check-sat command(s) [2021-02-19 23:54:06,443 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-02-19 23:54:06,444 INFO L263 TraceCheckSpWp]: Trace formula consists of 106 conjuncts, 33 conjunts are in the unsatisfiable core [2021-02-19 23:54:06,445 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-02-19 23:54:06,768 INFO L134 CoverageAnalysis]: Checked inductivity of 97 backedges. 6 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-02-19 23:54:06,768 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-02-19 23:54:06,768 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 18] total 32 [2021-02-19 23:54:06,768 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1830910287] [2021-02-19 23:54:06,768 INFO L460 AbstractCegarLoop]: Interpolant automaton has 33 states [2021-02-19 23:54:06,768 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-02-19 23:54:06,769 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 33 interpolants. [2021-02-19 23:54:06,769 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=79, Invalid=977, Unknown=0, NotChecked=0, Total=1056 [2021-02-19 23:54:06,769 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-02-19 23:54:06,769 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-02-19 23:54:06,769 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 33 states, 33 states have (on average 1.3333333333333333) internal successors, (44), 32 states have internal predecessors, (44), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-02-19 23:54:06,769 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-02-19 23:54:06,769 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-02-19 23:54:06,769 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-02-19 23:54:06,769 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-02-19 23:54:06,769 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-02-19 23:54:06,769 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-02-19 23:54:06,769 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-02-19 23:54:06,769 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-02-19 23:54:06,770 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-02-19 23:54:06,770 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-02-19 23:54:06,770 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-02-19 23:54:06,770 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-02-19 23:54:06,770 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-02-19 23:54:06,770 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-02-19 23:54:06,770 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-02-19 23:54:06,770 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-02-19 23:54:06,770 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-02-19 23:54:07,623 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-02-19 23:54:07,623 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-02-19 23:54:07,623 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-02-19 23:54:07,624 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-02-19 23:54:07,624 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-02-19 23:54:07,624 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-02-19 23:54:07,624 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-02-19 23:54:07,624 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-02-19 23:54:07,624 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-02-19 23:54:07,624 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-02-19 23:54:07,624 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-02-19 23:54:07,624 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-02-19 23:54:07,624 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-02-19 23:54:07,624 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-02-19 23:54:07,624 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-02-19 23:54:07,624 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-02-19 23:54:07,624 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-02-19 23:54:07,834 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1628,18 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-02-19 23:54:07,834 INFO L428 AbstractCegarLoop]: === Iteration 18 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-02-19 23:54:07,834 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-19 23:54:07,834 INFO L82 PathProgramCache]: Analyzing trace with hash -1829020132, now seen corresponding path program 16 times [2021-02-19 23:54:07,834 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-02-19 23:54:07,834 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [459886116] [2021-02-19 23:54:07,834 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-19 23:54:07,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 23:54:08,017 INFO L134 CoverageAnalysis]: Checked inductivity of 111 backedges. 0 proven. 105 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-02-19 23:54:08,017 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [459886116] [2021-02-19 23:54:08,017 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [111776508] [2021-02-19 23:54:08,017 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 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 [2021-02-19 23:54:08,039 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-02-19 23:54:08,039 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-02-19 23:54:08,040 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 31 conjunts are in the unsatisfiable core [2021-02-19 23:54:08,040 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-02-19 23:54:08,253 INFO L134 CoverageAnalysis]: Checked inductivity of 111 backedges. 0 proven. 105 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-02-19 23:54:08,253 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-02-19 23:54:08,253 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [16, 16] total 29 [2021-02-19 23:54:08,254 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [335487190] [2021-02-19 23:54:08,254 INFO L460 AbstractCegarLoop]: Interpolant automaton has 30 states [2021-02-19 23:54:08,254 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-02-19 23:54:08,254 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 30 interpolants. [2021-02-19 23:54:08,254 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=70, Invalid=800, Unknown=0, NotChecked=0, Total=870 [2021-02-19 23:54:08,254 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-02-19 23:54:08,255 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-02-19 23:54:08,255 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 30 states, 30 states have (on average 1.2666666666666666) internal successors, (38), 29 states have internal predecessors, (38), 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) [2021-02-19 23:54:08,255 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-02-19 23:54:08,255 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-02-19 23:54:08,255 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-02-19 23:54:08,255 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-02-19 23:54:08,255 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-02-19 23:54:08,255 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-02-19 23:54:08,255 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-02-19 23:54:08,255 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-02-19 23:54:08,255 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-02-19 23:54:08,255 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-02-19 23:54:08,255 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-02-19 23:54:08,255 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-02-19 23:54:08,255 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-02-19 23:54:08,255 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-02-19 23:54:08,255 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-02-19 23:54:08,255 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-02-19 23:54:08,255 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-02-19 23:54:08,255 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-02-19 23:54:08,855 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-02-19 23:54:08,855 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-02-19 23:54:08,855 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-02-19 23:54:08,855 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-02-19 23:54:08,855 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-02-19 23:54:08,855 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-02-19 23:54:08,855 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-02-19 23:54:08,855 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-02-19 23:54:08,855 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-02-19 23:54:08,856 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-02-19 23:54:08,856 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-02-19 23:54:08,856 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-02-19 23:54:08,856 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-02-19 23:54:08,856 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-02-19 23:54:08,856 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-02-19 23:54:08,856 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-02-19 23:54:08,856 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-02-19 23:54:08,856 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-02-19 23:54:09,070 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1629,19 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-02-19 23:54:09,070 INFO L428 AbstractCegarLoop]: === Iteration 19 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-02-19 23:54:09,071 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-19 23:54:09,071 INFO L82 PathProgramCache]: Analyzing trace with hash -776413360, now seen corresponding path program 17 times [2021-02-19 23:54:09,071 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-02-19 23:54:09,071 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1095184743] [2021-02-19 23:54:09,071 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-19 23:54:09,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 23:54:09,208 INFO L134 CoverageAnalysis]: Checked inductivity of 126 backedges. 0 proven. 126 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-02-19 23:54:09,209 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1095184743] [2021-02-19 23:54:09,209 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [47328204] [2021-02-19 23:54:09,209 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 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 [2021-02-19 23:54:09,234 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 9 check-sat command(s) [2021-02-19 23:54:09,234 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-02-19 23:54:09,234 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 43 conjunts are in the unsatisfiable core [2021-02-19 23:54:09,235 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-02-19 23:54:10,283 WARN L202 SmtUtils]: Spent 663.00 ms on a formula simplification that was a NOOP. DAG size: 451 [2021-02-19 23:54:10,284 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 23:54:10,284 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 15 select indices, 15 select index equivalence classes, 0 disjoint index pairs (out of 105 index pairs), introduced 29 new quantified variables, introduced 105 case distinctions, treesize of input 67 treesize of output 889 [2021-02-19 23:54:14,605 WARN L202 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 1330 DAG size of output: 1027 [2021-02-19 23:54:14,738 WARN L202 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 1340 DAG size of output: 1037 [2021-02-19 23:54:14,867 WARN L202 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 1372 DAG size of output: 1069 [2021-02-19 23:54:15,004 WARN L202 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 1405 DAG size of output: 1103 [2021-02-19 23:54:19,561 WARN L202 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 1544 DAG size of output: 1253 [2021-02-19 23:54:19,727 WARN L202 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 1554 DAG size of output: 1263 [2021-02-19 23:54:19,889 WARN L202 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 1585 DAG size of output: 1293 [2021-02-19 23:54:20,059 WARN L202 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 1617 DAG size of output: 1326 [2021-02-19 23:54:20,380 WARN L202 SmtUtils]: Spent 312.00 ms on a formula simplification. DAG size of input: 2668 DAG size of output: 2086 [2021-02-19 23:54:20,720 WARN L202 SmtUtils]: Spent 327.00 ms on a formula simplification. DAG size of input: 2698 DAG size of output: 2117 [2021-02-19 23:54:21,049 WARN L202 SmtUtils]: Spent 316.00 ms on a formula simplification. DAG size of input: 2698 DAG size of output: 2117 [2021-02-19 23:54:21,442 WARN L202 SmtUtils]: Spent 383.00 ms on a formula simplification. DAG size of input: 2723 DAG size of output: 2142 [2021-02-19 23:54:22,118 WARN L202 SmtUtils]: Spent 655.00 ms on a formula simplification. DAG size of input: 2144 DAG size of output: 3825 [2021-02-19 23:54:22,707 WARN L202 SmtUtils]: Spent 568.00 ms on a formula simplification. DAG size of input: 2087 DAG size of output: 2119 [2021-02-19 23:54:23,301 WARN L202 SmtUtils]: Spent 569.00 ms on a formula simplification. DAG size of input: 2082 DAG size of output: 2529 [2021-02-19 23:54:23,873 WARN L202 SmtUtils]: Spent 552.00 ms on a formula simplification. DAG size of input: 2072 DAG size of output: 3607 [2021-02-19 23:54:24,455 WARN L202 SmtUtils]: Spent 563.00 ms on a formula simplification. DAG size of input: 1908 DAG size of output: 2571 [2021-02-19 23:54:24,961 WARN L202 SmtUtils]: Spent 482.00 ms on a formula simplification. DAG size of input: 1902 DAG size of output: 2361 [2021-02-19 23:54:25,437 WARN L202 SmtUtils]: Spent 459.00 ms on a formula simplification. DAG size of input: 1825 DAG size of output: 2515 [2021-02-19 23:54:25,864 WARN L202 SmtUtils]: Spent 411.00 ms on a formula simplification. DAG size of input: 1701 DAG size of output: 1850 [2021-02-19 23:54:26,314 WARN L202 SmtUtils]: Spent 429.00 ms on a formula simplification. DAG size of input: 1698 DAG size of output: 1949 [2021-02-19 23:54:26,708 WARN L202 SmtUtils]: Spent 379.00 ms on a formula simplification. DAG size of input: 1585 DAG size of output: 2040 [2021-02-19 23:54:27,102 WARN L202 SmtUtils]: Spent 374.00 ms on a formula simplification. DAG size of input: 1578 DAG size of output: 2365 [2021-02-19 23:54:27,471 WARN L202 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 1571 DAG size of output: 1652 [2021-02-19 23:54:27,848 WARN L202 SmtUtils]: Spent 358.00 ms on a formula simplification. DAG size of input: 1567 DAG size of output: 1658 [2021-02-19 23:54:28,198 WARN L202 SmtUtils]: Spent 336.00 ms on a formula simplification. DAG size of input: 1541 DAG size of output: 1897 [2021-02-19 23:54:28,529 WARN L202 SmtUtils]: Spent 317.00 ms on a formula simplification. DAG size of input: 1433 DAG size of output: 1768 [2021-02-19 23:54:28,682 WARN L202 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 1425 DAG size of output: 1425 [2021-02-19 23:54:28,819 WARN L202 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 785 DAG size of output: 876 [2021-02-19 23:54:28,970 WARN L202 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 781 DAG size of output: 935 [2021-02-19 23:54:29,082 WARN L202 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 682 DAG size of output: 732 [2021-02-19 23:54:31,105 WARN L202 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 1201 DAG size of output: 1049 [2021-02-19 23:54:31,271 WARN L202 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 1224 DAG size of output: 1075 [2021-02-19 23:54:31,409 WARN L202 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 1231 DAG size of output: 1082 [2021-02-19 23:54:31,590 WARN L202 SmtUtils]: Spent 174.00 ms on a formula simplification. DAG size of input: 1499 DAG size of output: 1339 [2021-02-19 23:54:31,726 WARN L202 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 758 DAG size of output: 808 [2021-02-19 23:54:31,908 WARN L202 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 745 DAG size of output: 887 [2021-02-19 23:54:33,459 WARN L202 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 1026 DAG size of output: 897 [2021-02-19 23:54:33,565 WARN L202 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 1047 DAG size of output: 920 [2021-02-19 23:54:33,699 WARN L202 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 1197 DAG size of output: 1068 [2021-02-19 23:54:33,839 WARN L202 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 1204 DAG size of output: 1074 [2021-02-19 23:54:34,042 WARN L202 SmtUtils]: Spent 196.00 ms on a formula simplification. DAG size of input: 1463 DAG size of output: 1305 [2021-02-19 23:54:34,445 WARN L202 SmtUtils]: Spent 393.00 ms on a formula simplification. DAG size of input: 2427 DAG size of output: 2152 [2021-02-19 23:54:34,581 WARN L202 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 762 DAG size of output: 916 [2021-02-19 23:54:34,854 WARN L202 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 710 DAG size of output: 755 [2021-02-19 23:54:36,550 WARN L202 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 1130 DAG size of output: 1041 [2021-02-19 23:54:36,742 WARN L202 SmtUtils]: Spent 184.00 ms on a formula simplification. DAG size of input: 1379 DAG size of output: 1254 [2021-02-19 23:54:36,948 WARN L202 SmtUtils]: Spent 194.00 ms on a formula simplification. DAG size of input: 1407 DAG size of output: 1284 [2021-02-19 23:54:37,169 WARN L202 SmtUtils]: Spent 213.00 ms on a formula simplification. DAG size of input: 1414 DAG size of output: 1290 [2021-02-19 23:54:37,336 WARN L202 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 653 DAG size of output: 700 [2021-02-19 23:54:39,003 WARN L202 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 1032 DAG size of output: 914 [2021-02-19 23:54:39,144 WARN L202 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 1212 DAG size of output: 1069 [2021-02-19 23:54:39,341 WARN L202 SmtUtils]: Spent 189.00 ms on a formula simplification. DAG size of input: 1453 DAG size of output: 1288 [2021-02-19 23:54:39,559 WARN L202 SmtUtils]: Spent 210.00 ms on a formula simplification. DAG size of input: 1461 DAG size of output: 1295 [2021-02-19 23:54:39,975 WARN L202 SmtUtils]: Spent 408.00 ms on a formula simplification. DAG size of input: 2116 DAG size of output: 1865 [2021-02-19 23:54:40,831 WARN L202 SmtUtils]: Spent 845.00 ms on a formula simplification. DAG size of input: 3330 DAG size of output: 2970 [2021-02-19 23:54:41,003 WARN L202 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 903 DAG size of output: 1000 [2021-02-19 23:54:41,166 WARN L202 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 892 DAG size of output: 1035 [2021-02-19 23:54:41,305 WARN L202 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 789 DAG size of output: 1081 [2021-02-19 23:54:42,723 WARN L202 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 1153 DAG size of output: 995 [2021-02-19 23:54:44,668 WARN L202 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 1097 DAG size of output: 1040 [2021-02-19 23:54:46,330 WARN L202 SmtUtils]: Spent 247.00 ms on a formula simplification. DAG size of input: 1766 DAG size of output: 1678 [2021-02-19 23:54:46,579 WARN L202 SmtUtils]: Spent 240.00 ms on a formula simplification. DAG size of input: 1794 DAG size of output: 1706 [2021-02-19 23:54:46,841 WARN L202 SmtUtils]: Spent 253.00 ms on a formula simplification. DAG size of input: 1802 DAG size of output: 1713 [2021-02-19 23:54:47,272 WARN L202 SmtUtils]: Spent 419.00 ms on a formula simplification. DAG size of input: 2706 DAG size of output: 2470 [2021-02-19 23:54:47,430 WARN L202 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 877 DAG size of output: 1141 [2021-02-19 23:54:48,854 WARN L202 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 982 DAG size of output: 926 [2021-02-19 23:54:49,023 WARN L202 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 860 DAG size of output: 1134 [2021-02-19 23:54:51,343 WARN L202 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 1253 DAG size of output: 1233 [2021-02-19 23:54:51,496 WARN L202 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 1277 DAG size of output: 1257 [2021-02-19 23:54:51,672 WARN L202 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 1284 DAG size of output: 1263 [2021-02-19 23:54:51,910 WARN L202 SmtUtils]: Spent 228.00 ms on a formula simplification. DAG size of input: 1606 DAG size of output: 1586 [2021-02-19 23:54:52,280 WARN L202 SmtUtils]: Spent 360.00 ms on a formula simplification. DAG size of input: 2337 DAG size of output: 2270 [2021-02-19 23:54:53,113 WARN L202 SmtUtils]: Spent 818.00 ms on a formula simplification. DAG size of input: 4052 DAG size of output: 3872 [2021-02-19 23:54:53,282 WARN L202 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 901 DAG size of output: 1044 [2021-02-19 23:54:53,496 WARN L202 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 861 DAG size of output: 1134 [2021-02-19 23:54:54,768 WARN L202 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 953 DAG size of output: 906 [2021-02-19 23:54:54,902 WARN L202 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 1001 DAG size of output: 947 [2021-02-19 23:54:55,127 WARN L202 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 834 DAG size of output: 1103 [2021-02-19 23:54:57,288 WARN L202 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 1433 DAG size of output: 1362 [2021-02-19 23:54:57,510 WARN L202 SmtUtils]: Spent 213.00 ms on a formula simplification. DAG size of input: 1734 DAG size of output: 1674 [2021-02-19 23:54:57,775 WARN L202 SmtUtils]: Spent 251.00 ms on a formula simplification. DAG size of input: 1762 DAG size of output: 1702 [2021-02-19 23:54:58,133 WARN L202 SmtUtils]: Spent 347.00 ms on a formula simplification. DAG size of input: 2512 DAG size of output: 2410 [2021-02-19 23:54:58,532 WARN L202 SmtUtils]: Spent 384.00 ms on a formula simplification. DAG size of input: 2521 DAG size of output: 2417 [2021-02-19 23:54:58,674 WARN L202 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 798 DAG size of output: 1098 [2021-02-19 23:54:59,862 WARN L202 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 879 DAG size of output: 761 [2021-02-19 23:55:00,009 WARN L202 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 1136 DAG size of output: 1013 [2021-02-19 23:55:01,877 WARN L202 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 1315 DAG size of output: 1234 [2021-02-19 23:55:03,146 WARN L202 SmtUtils]: Spent 244.00 ms on a formula simplification. DAG size of input: 2078 DAG size of output: 1933 [2021-02-19 23:55:03,395 WARN L202 SmtUtils]: Spent 233.00 ms on a formula simplification. DAG size of input: 2104 DAG size of output: 1961 [2021-02-19 23:55:03,652 WARN L202 SmtUtils]: Spent 246.00 ms on a formula simplification. DAG size of input: 2112 DAG size of output: 1968 [2021-02-19 23:55:04,079 WARN L202 SmtUtils]: Spent 414.00 ms on a formula simplification. DAG size of input: 2990 DAG size of output: 2738 [2021-02-19 23:55:04,899 WARN L202 SmtUtils]: Spent 802.00 ms on a formula simplification. DAG size of input: 4524 DAG size of output: 4231 [2021-02-19 23:55:06,625 WARN L202 SmtUtils]: Spent 1.70 s on a formula simplification. DAG size of input: 6459 DAG size of output: 6275 [2021-02-19 23:55:09,300 WARN L202 SmtUtils]: Spent 2.62 s on a formula simplification. DAG size of input: 9334 DAG size of output: 8681 [2021-02-19 23:55:12,257 WARN L202 SmtUtils]: Spent 2.90 s on a formula simplification. DAG size of input: 10237 DAG size of output: 9550 [2021-02-19 23:55:12,647 WARN L202 SmtUtils]: Spent 345.00 ms on a formula simplification. DAG size of input: 1536 DAG size of output: 1999 [2021-02-19 23:55:13,012 WARN L202 SmtUtils]: Spent 347.00 ms on a formula simplification. DAG size of input: 1530 DAG size of output: 1723 [2021-02-19 23:55:13,343 WARN L202 SmtUtils]: Spent 318.00 ms on a formula simplification. DAG size of input: 1528 DAG size of output: 1866 [2021-02-19 23:55:13,625 WARN L202 SmtUtils]: Spent 269.00 ms on a formula simplification. DAG size of input: 1495 DAG size of output: 1815 [2021-02-19 23:55:13,795 WARN L202 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 1476 DAG size of output: 1476 [2021-02-19 23:55:16,414 WARN L202 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 1501 DAG size of output: 1391 [2021-02-19 23:55:16,599 WARN L202 SmtUtils]: Spent 177.00 ms on a formula simplification. DAG size of input: 1525 DAG size of output: 1415 [2021-02-19 23:55:16,773 WARN L202 SmtUtils]: Spent 165.00 ms on a formula simplification. DAG size of input: 1533 DAG size of output: 1422 [2021-02-19 23:55:18,815 WARN L202 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 1185 DAG size of output: 1078 [2021-02-19 23:55:18,978 WARN L202 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 1208 DAG size of output: 1104 [2021-02-19 23:55:19,124 WARN L202 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 1215 DAG size of output: 1111 [2021-02-19 23:55:19,454 WARN L202 SmtUtils]: Spent 321.00 ms on a formula simplification. DAG size of input: 2383 DAG size of output: 2200 [2021-02-19 23:55:21,441 WARN L202 SmtUtils]: Spent 442.00 ms on a formula simplification. DAG size of input: 3076 DAG size of output: 2702 [2021-02-19 23:55:21,678 WARN L202 SmtUtils]: Spent 218.00 ms on a formula simplification. DAG size of input: 1335 DAG size of output: 1683 [2021-02-19 23:55:23,608 WARN L202 SmtUtils]: Spent 242.00 ms on a formula simplification. DAG size of input: 1332 DAG size of output: 1675 [2021-02-19 23:55:23,758 WARN L202 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 1326 DAG size of output: 1326 [2021-02-19 23:55:23,992 WARN L202 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 835 DAG size of output: 1001 [2021-02-19 23:55:25,848 WARN L202 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 1451 DAG size of output: 1336 [2021-02-19 23:55:26,011 WARN L202 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 1462 DAG size of output: 1346 [2021-02-19 23:55:27,792 WARN L202 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 1137 DAG size of output: 965 [2021-02-19 23:55:27,908 WARN L202 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 1146 DAG size of output: 973 [2021-02-19 23:55:28,205 WARN L202 SmtUtils]: Spent 289.00 ms on a formula simplification. DAG size of input: 2312 DAG size of output: 2012 [2021-02-19 23:55:28,556 WARN L202 SmtUtils]: Spent 335.00 ms on a formula simplification. DAG size of input: 2690 DAG size of output: 2286 [2021-02-19 23:55:29,024 WARN L202 SmtUtils]: Spent 452.00 ms on a formula simplification. DAG size of input: 3276 DAG size of output: 2771 [2021-02-19 23:55:29,968 WARN L202 SmtUtils]: Spent 924.00 ms on a formula simplification. DAG size of input: 5424 DAG size of output: 4516 [2021-02-19 23:55:30,341 WARN L202 SmtUtils]: Spent 345.00 ms on a formula simplification. DAG size of input: 1501 DAG size of output: 1839 [2021-02-19 23:55:30,605 WARN L202 SmtUtils]: Spent 251.00 ms on a formula simplification. DAG size of input: 1474 DAG size of output: 1786 [2021-02-19 23:55:30,780 WARN L202 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 1455 DAG size of output: 1455 [2021-02-19 23:55:32,836 WARN L202 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 1147 DAG size of output: 1064 [2021-02-19 23:55:32,981 WARN L202 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 1171 DAG size of output: 1090 [2021-02-19 23:55:33,129 WARN L202 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 1178 DAG size of output: 1097 [2021-02-19 23:55:33,284 WARN L202 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 911 DAG size of output: 1066 [2021-02-19 23:55:35,450 WARN L202 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 1277 DAG size of output: 1211 [2021-02-19 23:55:35,618 WARN L202 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 1299 DAG size of output: 1233 [2021-02-19 23:55:35,777 WARN L202 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 1309 DAG size of output: 1242 [2021-02-19 23:55:35,966 WARN L202 SmtUtils]: Spent 181.00 ms on a formula simplification. DAG size of input: 1462 DAG size of output: 1365 [2021-02-19 23:55:36,328 WARN L202 SmtUtils]: Spent 352.00 ms on a formula simplification. DAG size of input: 2292 DAG size of output: 2129 [2021-02-19 23:55:37,905 WARN L202 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 853 DAG size of output: 696 [2021-02-19 23:55:38,355 WARN L202 SmtUtils]: Spent 441.00 ms on a formula simplification. DAG size of input: 2912 DAG size of output: 2588 [2021-02-19 23:55:38,530 WARN L202 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 1306 DAG size of output: 1306 [2021-02-19 23:55:40,863 WARN L202 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 1227 DAG size of output: 1145 [2021-02-19 23:55:42,609 WARN L202 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 1161 DAG size of output: 984 [2021-02-19 23:55:42,881 WARN L202 SmtUtils]: Spent 264.00 ms on a formula simplification. DAG size of input: 2133 DAG size of output: 1885 [2021-02-19 23:55:43,185 WARN L202 SmtUtils]: Spent 279.00 ms on a formula simplification. DAG size of input: 2170 DAG size of output: 1921 [2021-02-19 23:55:43,501 WARN L202 SmtUtils]: Spent 304.00 ms on a formula simplification. DAG size of input: 2179 DAG size of output: 1929 [2021-02-19 23:55:45,315 WARN L202 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 975 DAG size of output: 897 [2021-02-19 23:55:45,456 WARN L202 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 1165 DAG size of output: 1029 [2021-02-19 23:55:45,614 WARN L202 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 1172 DAG size of output: 1035 [2021-02-19 23:55:46,067 WARN L202 SmtUtils]: Spent 443.00 ms on a formula simplification. DAG size of input: 3026 DAG size of output: 2634 [2021-02-19 23:55:47,027 WARN L202 SmtUtils]: Spent 942.00 ms on a formula simplification. DAG size of input: 4898 DAG size of output: 4106 [2021-02-19 23:55:48,968 WARN L202 SmtUtils]: Spent 1.91 s on a formula simplification. DAG size of input: 8291 DAG size of output: 6582 [2021-02-19 23:55:51,181 WARN L202 SmtUtils]: Spent 2.17 s on a formula simplification. DAG size of input: 9298 DAG size of output: 7500 [2021-02-19 23:55:56,481 WARN L202 SmtUtils]: Spent 5.24 s on a formula simplification. DAG size of input: 17355 DAG size of output: 14636 [2021-02-19 23:55:56,918 WARN L202 SmtUtils]: Spent 366.00 ms on a formula simplification. DAG size of input: 1565 DAG size of output: 2111 [2021-02-19 23:55:57,299 WARN L202 SmtUtils]: Spent 366.00 ms on a formula simplification. DAG size of input: 1556 DAG size of output: 2019 [2021-02-19 23:55:57,652 WARN L202 SmtUtils]: Spent 338.00 ms on a formula simplification. DAG size of input: 1550 DAG size of output: 1755 [2021-02-19 23:55:57,825 WARN L202 SmtUtils]: Spent 161.00 ms on a formula simplification. DAG size of input: 1525 DAG size of output: 1525 [2021-02-19 23:55:58,231 WARN L202 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 911 DAG size of output: 1074 [2021-02-19 23:55:58,369 WARN L202 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 812 DAG size of output: 1154 [2021-02-19 23:55:59,583 WARN L202 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 911 DAG size of output: 744 [2021-02-19 23:56:01,503 WARN L202 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 1438 DAG size of output: 1364 [2021-02-19 23:56:01,768 WARN L202 SmtUtils]: Spent 255.00 ms on a formula simplification. DAG size of input: 2136 DAG size of output: 1903 [2021-02-19 23:56:03,484 WARN L202 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 642 DAG size of output: 725 [2021-02-19 23:56:05,153 WARN L202 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 1255 DAG size of output: 1183 [2021-02-19 23:56:05,397 WARN L202 SmtUtils]: Spent 236.00 ms on a formula simplification. DAG size of input: 1911 DAG size of output: 1810 [2021-02-19 23:56:05,934 WARN L202 SmtUtils]: Spent 524.00 ms on a formula simplification. DAG size of input: 3181 DAG size of output: 2898 [2021-02-19 23:56:06,497 WARN L202 SmtUtils]: Spent 545.00 ms on a formula simplification. DAG size of input: 3267 DAG size of output: 2972 [2021-02-19 23:56:07,082 WARN L202 SmtUtils]: Spent 567.00 ms on a formula simplification. DAG size of input: 3275 DAG size of output: 2978 [2021-02-19 23:56:07,310 WARN L202 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 823 DAG size of output: 993 [2021-02-19 23:56:07,423 WARN L202 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 800 DAG size of output: 954 [2021-02-19 23:56:09,066 WARN L202 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 1043 DAG size of output: 933 [2021-02-19 23:56:09,188 WARN L202 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 1067 DAG size of output: 958 [2021-02-19 23:56:09,347 WARN L202 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 1226 DAG size of output: 1083 [2021-02-19 23:56:09,631 WARN L202 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 694 DAG size of output: 703 [2021-02-19 23:56:10,769 WARN L202 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 1062 DAG size of output: 951 [2021-02-19 23:56:10,927 WARN L202 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 1253 DAG size of output: 1098 [2021-02-19 23:56:11,070 WARN L202 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 1288 DAG size of output: 1129 [2021-02-19 23:56:11,362 WARN L202 SmtUtils]: Spent 285.00 ms on a formula simplification. DAG size of input: 1916 DAG size of output: 1647 [2021-02-19 23:56:11,690 WARN L202 SmtUtils]: Spent 317.00 ms on a formula simplification. DAG size of input: 1924 DAG size of output: 1654 [2021-02-19 23:56:12,595 WARN L202 SmtUtils]: Spent 890.00 ms on a formula simplification. DAG size of input: 4807 DAG size of output: 4238 [2021-02-19 23:56:12,972 WARN L202 SmtUtils]: Spent 351.00 ms on a formula simplification. DAG size of input: 1522 DAG size of output: 1883 [2021-02-19 23:56:13,148 WARN L202 SmtUtils]: Spent 165.00 ms on a formula simplification. DAG size of input: 1487 DAG size of output: 1479 [2021-02-19 23:56:15,606 WARN L202 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 1244 DAG size of output: 1153 [2021-02-19 23:56:17,260 WARN L202 SmtUtils]: Spent 239.00 ms on a formula simplification. DAG size of input: 1886 DAG size of output: 1767 [2021-02-19 23:56:17,539 WARN L202 SmtUtils]: Spent 268.00 ms on a formula simplification. DAG size of input: 1941 DAG size of output: 1813 [2021-02-19 23:56:17,810 WARN L202 SmtUtils]: Spent 260.00 ms on a formula simplification. DAG size of input: 1948 DAG size of output: 1819 [2021-02-19 23:56:19,897 WARN L202 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 1101 DAG size of output: 1048 [2021-02-19 23:56:20,043 WARN L202 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 1128 DAG size of output: 1078 [2021-02-19 23:56:20,188 WARN L202 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 1135 DAG size of output: 1084 [2021-02-19 23:56:20,625 WARN L202 SmtUtils]: Spent 428.00 ms on a formula simplification. DAG size of input: 2743 DAG size of output: 2558 [2021-02-19 23:56:20,790 WARN L202 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 1320 DAG size of output: 1320 [2021-02-19 23:56:21,022 WARN L202 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 848 DAG size of output: 1185 [2021-02-19 23:56:22,832 WARN L202 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 570 DAG size of output: 663 [2021-02-19 23:56:24,671 WARN L202 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 1289 DAG size of output: 1242 [2021-02-19 23:56:24,839 WARN L202 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 1317 DAG size of output: 1270 [2021-02-19 23:56:25,109 WARN L202 SmtUtils]: Spent 261.00 ms on a formula simplification. DAG size of input: 1900 DAG size of output: 1772 [2021-02-19 23:56:25,375 WARN L202 SmtUtils]: Spent 255.00 ms on a formula simplification. DAG size of input: 1907 DAG size of output: 1778 [2021-02-19 23:56:25,489 WARN L202 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 717 DAG size of output: 877 [2021-02-19 23:56:25,679 WARN L202 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 703 DAG size of output: 714 [2021-02-19 23:56:26,930 WARN L202 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 995 DAG size of output: 955 [2021-02-19 23:56:27,049 WARN L202 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 1005 DAG size of output: 964 [2021-02-19 23:56:27,196 WARN L202 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 1188 DAG size of output: 1090 [2021-02-19 23:56:27,629 WARN L202 SmtUtils]: Spent 423.00 ms on a formula simplification. DAG size of input: 2786 DAG size of output: 2549 [2021-02-19 23:56:28,506 WARN L202 SmtUtils]: Spent 860.00 ms on a formula simplification. DAG size of input: 4491 DAG size of output: 4100 [2021-02-19 23:56:30,356 WARN L202 SmtUtils]: Spent 1.82 s on a formula simplification. DAG size of input: 6998 DAG size of output: 6180 [2021-02-19 23:56:32,480 WARN L202 SmtUtils]: Spent 2.08 s on a formula simplification. DAG size of input: 7986 DAG size of output: 7077 [2021-02-19 23:56:32,850 WARN L202 SmtUtils]: Spent 332.00 ms on a formula simplification. DAG size of input: 1456 DAG size of output: 1791 [2021-02-19 23:56:33,173 WARN L202 SmtUtils]: Spent 307.00 ms on a formula simplification. DAG size of input: 1450 DAG size of output: 1655 [2021-02-19 23:56:33,335 WARN L202 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 1420 DAG size of output: 1420 [2021-02-19 23:56:33,605 WARN L202 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 726 DAG size of output: 876 [2021-02-19 23:56:35,568 WARN L202 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 960 DAG size of output: 848 [2021-02-19 23:56:35,774 WARN L202 SmtUtils]: Spent 200.00 ms on a formula simplification. DAG size of input: 1360 DAG size of output: 1247 [2021-02-19 23:56:37,943 WARN L202 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 1230 DAG size of output: 1163 [2021-02-19 23:56:38,310 WARN L202 SmtUtils]: Spent 358.00 ms on a formula simplification. DAG size of input: 2057 DAG size of output: 1925 [2021-02-19 23:56:38,702 WARN L202 SmtUtils]: Spent 359.00 ms on a formula simplification. DAG size of input: 2105 DAG size of output: 1976 [2021-02-19 23:56:39,100 WARN L202 SmtUtils]: Spent 387.00 ms on a formula simplification. DAG size of input: 2113 DAG size of output: 1983 [2021-02-19 23:56:39,353 WARN L202 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 905 DAG size of output: 1066 [2021-02-19 23:56:41,170 WARN L202 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 1191 DAG size of output: 1131 [2021-02-19 23:56:43,565 WARN L202 SmtUtils]: Spent 203.00 ms on a formula simplification. DAG size of input: 1500 DAG size of output: 1393 [2021-02-19 23:56:43,918 WARN L202 SmtUtils]: Spent 344.00 ms on a formula simplification. DAG size of input: 2428 DAG size of output: 2272 [2021-02-19 23:56:44,345 WARN L202 SmtUtils]: Spent 377.00 ms on a formula simplification. DAG size of input: 2494 DAG size of output: 2337 [2021-02-19 23:56:45,716 WARN L202 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 828 DAG size of output: 809 [2021-02-19 23:56:46,973 WARN L202 SmtUtils]: Spent 178.00 ms on a formula simplification. DAG size of input: 1369 DAG size of output: 1318 [2021-02-19 23:56:48,684 WARN L202 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 1141 DAG size of output: 1076 [2021-02-19 23:56:49,050 WARN L202 SmtUtils]: Spent 349.00 ms on a formula simplification. DAG size of input: 2203 DAG size of output: 2128 [2021-02-19 23:56:49,442 WARN L202 SmtUtils]: Spent 339.00 ms on a formula simplification. DAG size of input: 2269 DAG size of output: 2186 [2021-02-19 23:56:50,187 WARN L202 SmtUtils]: Spent 731.00 ms on a formula simplification. DAG size of input: 3854 DAG size of output: 3677 [2021-02-19 23:56:50,982 WARN L202 SmtUtils]: Spent 773.00 ms on a formula simplification. DAG size of input: 3864 DAG size of output: 3686 [2021-02-19 23:56:52,189 WARN L202 SmtUtils]: Spent 1.18 s on a formula simplification. DAG size of input: 5563 DAG size of output: 5187 [2021-02-19 23:56:52,379 WARN L202 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 1426 DAG size of output: 1426 [2021-02-19 23:56:52,512 WARN L202 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 784 DAG size of output: 938 [2021-02-19 23:56:52,648 WARN L202 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 761 DAG size of output: 811 [2021-02-19 23:56:53,012 WARN L202 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 716 DAG size of output: 725 [2021-02-19 23:56:54,158 WARN L202 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 1022 DAG size of output: 888 [2021-02-19 23:56:54,270 WARN L202 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 1049 DAG size of output: 913 [2021-02-19 23:56:54,388 WARN L202 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 1059 DAG size of output: 922 [2021-02-19 23:56:54,546 WARN L202 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 1203 DAG size of output: 1066 [2021-02-19 23:56:54,756 WARN L202 SmtUtils]: Spent 202.00 ms on a formula simplification. DAG size of input: 1455 DAG size of output: 1284 [2021-02-19 23:56:54,875 WARN L202 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 685 DAG size of output: 735 [2021-02-19 23:56:56,708 WARN L202 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 1158 DAG size of output: 1011 [2021-02-19 23:56:56,832 WARN L202 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 1165 DAG size of output: 1017 [2021-02-19 23:56:57,024 WARN L202 SmtUtils]: Spent 185.00 ms on a formula simplification. DAG size of input: 1423 DAG size of output: 1275 [2021-02-19 23:56:57,418 WARN L202 SmtUtils]: Spent 385.00 ms on a formula simplification. DAG size of input: 2299 DAG size of output: 2035 [2021-02-19 23:56:57,600 WARN L202 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 904 DAG size of output: 1047 [2021-02-19 23:56:59,926 WARN L202 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 988 DAG size of output: 944 [2021-02-19 23:57:00,111 WARN L202 SmtUtils]: Spent 178.00 ms on a formula simplification. DAG size of input: 1536 DAG size of output: 1443 [2021-02-19 23:57:01,897 WARN L202 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 1359 DAG size of output: 1268 [2021-02-19 23:57:02,264 WARN L202 SmtUtils]: Spent 358.00 ms on a formula simplification. DAG size of input: 2634 DAG size of output: 2462 [2021-02-19 23:57:02,667 WARN L202 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 2703 DAG size of output: 2529 [2021-02-19 23:57:03,065 WARN L202 SmtUtils]: Spent 383.00 ms on a formula simplification. DAG size of input: 2712 DAG size of output: 2536 [2021-02-19 23:57:05,712 WARN L202 SmtUtils]: Spent 174.00 ms on a formula simplification. DAG size of input: 1415 DAG size of output: 1376 [2021-02-19 23:57:07,444 WARN L202 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 1122 DAG size of output: 1109 [2021-02-19 23:57:07,774 WARN L202 SmtUtils]: Spent 322.00 ms on a formula simplification. DAG size of input: 2205 DAG size of output: 2208 [2021-02-19 23:57:08,113 WARN L202 SmtUtils]: Spent 326.00 ms on a formula simplification. DAG size of input: 2271 DAG size of output: 2266 [2021-02-19 23:57:08,480 WARN L202 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 2280 DAG size of output: 2273 [2021-02-19 23:57:09,248 WARN L202 SmtUtils]: Spent 752.00 ms on a formula simplification. DAG size of input: 4073 DAG size of output: 3960 [2021-02-19 23:57:10,467 WARN L202 SmtUtils]: Spent 1.19 s on a formula simplification. DAG size of input: 6013 DAG size of output: 5522 [2021-02-19 23:57:12,993 WARN L202 SmtUtils]: Spent 2.48 s on a formula simplification. DAG size of input: 8977 DAG size of output: 8571 [2021-02-19 23:57:15,909 WARN L202 SmtUtils]: Spent 2.87 s on a formula simplification. DAG size of input: 9894 DAG size of output: 9451 [2021-02-19 23:57:20,972 WARN L202 SmtUtils]: Spent 5.00 s on a formula simplification. DAG size of input: 15547 DAG size of output: 14280 [2021-02-19 23:57:31,588 WARN L202 SmtUtils]: Spent 10.52 s on a formula simplification. DAG size of input: 25937 DAG size of output: 22611 [2021-02-19 23:57:42,787 WARN L202 SmtUtils]: Spent 11.05 s on a formula simplification. DAG size of input: 26831 DAG size of output: 23326 [2021-02-19 23:57:54,634 WARN L202 SmtUtils]: Spent 11.68 s on a formula simplification. DAG size of input: 27826 DAG size of output: 24048 [2021-02-19 23:58:06,993 WARN L202 SmtUtils]: Spent 12.21 s on a formula simplification. DAG size of input: 28804 DAG size of output: 24951 [2021-02-19 23:58:07,332 WARN L202 SmtUtils]: Spent 210.00 ms on a formula simplification. DAG size of input: 1687 DAG size of output: 1687 [2021-02-19 23:58:07,460 WARN L202 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 1099 DAG size of output: 1099 [2021-02-19 23:58:07,578 WARN L202 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 1080 DAG size of output: 1080 [2021-02-19 23:58:07,796 WARN L202 SmtUtils]: Spent 209.00 ms on a formula simplification. DAG size of input: 1054 DAG size of output: 1297 [2021-02-19 23:58:07,929 WARN L202 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 1049 DAG size of output: 1049 [2021-02-19 23:58:10,707 WARN L202 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 1128 DAG size of output: 846 [2021-02-19 23:58:11,903 WARN L202 SmtUtils]: Spent 179.00 ms on a formula simplification. DAG size of input: 1477 DAG size of output: 1134 [2021-02-19 23:58:13,528 WARN L202 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 963 DAG size of output: 940 [2021-02-19 23:58:15,165 WARN L202 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 975 DAG size of output: 945 [2021-02-19 23:58:15,408 WARN L202 SmtUtils]: Spent 237.00 ms on a formula simplification. DAG size of input: 1455 DAG size of output: 1389 [2021-02-19 23:58:15,679 WARN L202 SmtUtils]: Spent 262.00 ms on a formula simplification. DAG size of input: 1580 DAG size of output: 1508 [2021-02-19 23:58:16,163 WARN L202 SmtUtils]: Spent 474.00 ms on a formula simplification. DAG size of input: 2754 DAG size of output: 2255 [2021-02-19 23:58:19,348 WARN L202 SmtUtils]: Spent 172.00 ms on a formula simplification. DAG size of input: 1529 DAG size of output: 1098 [2021-02-19 23:58:19,551 WARN L202 SmtUtils]: Spent 195.00 ms on a formula simplification. DAG size of input: 1666 DAG size of output: 1228 [2021-02-19 23:58:21,095 WARN L202 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 959 DAG size of output: 936 [2021-02-19 23:58:22,634 WARN L202 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 963 DAG size of output: 939 [2021-02-19 23:58:22,891 WARN L202 SmtUtils]: Spent 251.00 ms on a formula simplification. DAG size of input: 1439 DAG size of output: 1383 [2021-02-19 23:58:23,152 WARN L202 SmtUtils]: Spent 253.00 ms on a formula simplification. DAG size of input: 1564 DAG size of output: 1502 [2021-02-19 23:58:23,648 WARN L202 SmtUtils]: Spent 486.00 ms on a formula simplification. DAG size of input: 2928 DAG size of output: 2349 [2021-02-19 23:58:24,633 WARN L202 SmtUtils]: Spent 968.00 ms on a formula simplification. DAG size of input: 4947 DAG size of output: 3936 [2021-02-19 23:58:25,676 WARN L202 SmtUtils]: Spent 1.02 s on a formula simplification. DAG size of input: 5079 DAG size of output: 4062 [2021-02-19 23:58:26,805 WARN L202 SmtUtils]: Spent 1.10 s on a formula simplification. DAG size of input: 5294 DAG size of output: 4260 [2021-02-19 23:58:29,468 WARN L202 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 1327 DAG size of output: 1044 [2021-02-19 23:58:29,635 WARN L202 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 1427 DAG size of output: 1141 [2021-02-19 23:58:31,116 WARN L202 SmtUtils]: Spent 270.00 ms on a formula simplification. DAG size of input: 1923 DAG size of output: 1518 [2021-02-19 23:58:34,869 WARN L202 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 882 DAG size of output: 829 [2021-02-19 23:58:35,072 WARN L202 SmtUtils]: Spent 197.00 ms on a formula simplification. DAG size of input: 1459 DAG size of output: 1379 [2021-02-19 23:58:35,372 WARN L202 SmtUtils]: Spent 291.00 ms on a formula simplification. DAG size of input: 1772 DAG size of output: 1705 [2021-02-19 23:58:35,722 WARN L202 SmtUtils]: Spent 340.00 ms on a formula simplification. DAG size of input: 1918 DAG size of output: 1846 [2021-02-19 23:58:36,325 WARN L202 SmtUtils]: Spent 590.00 ms on a formula simplification. DAG size of input: 3463 DAG size of output: 2862 [2021-02-19 23:58:38,567 WARN L202 SmtUtils]: Spent 175.00 ms on a formula simplification. DAG size of input: 1208 DAG size of output: 1083 [2021-02-19 23:58:40,514 WARN L202 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 1166 DAG size of output: 1104 [2021-02-19 23:58:40,840 WARN L202 SmtUtils]: Spent 318.00 ms on a formula simplification. DAG size of input: 1864 DAG size of output: 1707 [2021-02-19 23:58:41,219 WARN L202 SmtUtils]: Spent 369.00 ms on a formula simplification. DAG size of input: 2017 DAG size of output: 1850 [2021-02-19 23:58:44,727 WARN L202 SmtUtils]: Spent 161.00 ms on a formula simplification. DAG size of input: 1418 DAG size of output: 1133 [2021-02-19 23:58:44,951 WARN L202 SmtUtils]: Spent 216.00 ms on a formula simplification. DAG size of input: 1623 DAG size of output: 1341 [2021-02-19 23:58:45,574 WARN L202 SmtUtils]: Spent 612.00 ms on a formula simplification. DAG size of input: 3274 DAG size of output: 2734 [2021-02-19 23:58:46,839 WARN L202 SmtUtils]: Spent 1.24 s on a formula simplification. DAG size of input: 5902 DAG size of output: 4803 [2021-02-19 23:58:48,202 WARN L202 SmtUtils]: Spent 1.33 s on a formula simplification. DAG size of input: 6056 DAG size of output: 4961 [2021-02-19 23:58:50,718 WARN L202 SmtUtils]: Spent 1.45 s on a formula simplification. DAG size of input: 6501 DAG size of output: 5383 [2021-02-19 23:58:53,418 WARN L202 SmtUtils]: Spent 2.66 s on a formula simplification. DAG size of input: 10491 DAG size of output: 8481 [2021-02-19 23:58:56,047 WARN L202 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 906 DAG size of output: 877 [2021-02-19 23:58:57,324 WARN L202 SmtUtils]: Spent 199.00 ms on a formula simplification. DAG size of input: 1329 DAG size of output: 1257 [2021-02-19 23:58:59,615 WARN L202 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 1011 DAG size of output: 945 [2021-02-19 23:58:59,812 WARN L202 SmtUtils]: Spent 191.00 ms on a formula simplification. DAG size of input: 1332 DAG size of output: 1277 [2021-02-19 23:59:00,228 WARN L202 SmtUtils]: Spent 407.00 ms on a formula simplification. DAG size of input: 2019 DAG size of output: 1932 [2021-02-19 23:59:00,707 WARN L202 SmtUtils]: Spent 467.00 ms on a formula simplification. DAG size of input: 2214 DAG size of output: 2120 [2021-02-19 23:59:02,990 WARN L202 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 1143 DAG size of output: 1002 [2021-02-19 23:59:05,005 WARN L202 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 1056 DAG size of output: 967 [2021-02-19 23:59:05,297 WARN L202 SmtUtils]: Spent 286.00 ms on a formula simplification. DAG size of input: 1766 DAG size of output: 1571 [2021-02-19 23:59:05,609 WARN L202 SmtUtils]: Spent 301.00 ms on a formula simplification. DAG size of input: 1953 DAG size of output: 1750 [2021-02-19 23:59:06,428 WARN L202 SmtUtils]: Spent 806.00 ms on a formula simplification. DAG size of input: 3508 DAG size of output: 3224 [2021-02-19 23:59:09,192 WARN L202 SmtUtils]: Spent 202.00 ms on a formula simplification. DAG size of input: 1361 DAG size of output: 1317 [2021-02-19 23:59:11,698 WARN L202 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 1095 DAG size of output: 994 [2021-02-19 23:59:11,910 WARN L202 SmtUtils]: Spent 205.00 ms on a formula simplification. DAG size of input: 1406 DAG size of output: 1318 [2021-02-19 23:59:12,363 WARN L202 SmtUtils]: Spent 445.00 ms on a formula simplification. DAG size of input: 2133 DAG size of output: 2042 [2021-02-19 23:59:12,843 WARN L202 SmtUtils]: Spent 468.00 ms on a formula simplification. DAG size of input: 2335 DAG size of output: 2234 [2021-02-19 23:59:15,163 WARN L202 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 1181 DAG size of output: 1026 [2021-02-19 23:59:17,263 WARN L202 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 1064 DAG size of output: 976 [2021-02-19 23:59:17,527 WARN L202 SmtUtils]: Spent 257.00 ms on a formula simplification. DAG size of input: 1795 DAG size of output: 1587 [2021-02-19 23:59:17,838 WARN L202 SmtUtils]: Spent 299.00 ms on a formula simplification. DAG size of input: 1990 DAG size of output: 1776 [2021-02-19 23:59:18,667 WARN L202 SmtUtils]: Spent 815.00 ms on a formula simplification. DAG size of input: 3682 DAG size of output: 3402 [2021-02-19 23:59:20,367 WARN L202 SmtUtils]: Spent 1.68 s on a formula simplification. DAG size of input: 5757 DAG size of output: 5377 [2021-02-19 23:59:22,232 WARN L202 SmtUtils]: Spent 1.83 s on a formula simplification. DAG size of input: 6195 DAG size of output: 5794 [2021-02-19 23:59:24,191 WARN L202 SmtUtils]: Spent 1.92 s on a formula simplification. DAG size of input: 6446 DAG size of output: 6049 [2021-02-19 23:59:27,016 WARN L202 SmtUtils]: Spent 170.00 ms on a formula simplification. DAG size of input: 1298 DAG size of output: 1072 [2021-02-19 23:59:27,209 WARN L202 SmtUtils]: Spent 185.00 ms on a formula simplification. DAG size of input: 1363 DAG size of output: 1136 [2021-02-19 23:59:28,919 WARN L202 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 882 DAG size of output: 790 [2021-02-19 23:59:29,395 WARN L202 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 1161 DAG size of output: 1067 [2021-02-19 23:59:29,556 WARN L202 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 1226 DAG size of output: 1131 [2021-02-19 23:59:29,940 WARN L202 SmtUtils]: Spent 376.00 ms on a formula simplification. DAG size of input: 2143 DAG size of output: 1808 [2021-02-19 23:59:32,223 WARN L202 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 1105 DAG size of output: 1043 [2021-02-19 23:59:34,676 WARN L202 SmtUtils]: Spent 194.00 ms on a formula simplification. DAG size of input: 1226 DAG size of output: 1112 [2021-02-19 23:59:35,016 WARN L202 SmtUtils]: Spent 332.00 ms on a formula simplification. DAG size of input: 1988 DAG size of output: 1843 [2021-02-19 23:59:38,737 WARN L202 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 950 DAG size of output: 860 [2021-02-19 23:59:38,966 WARN L202 SmtUtils]: Spent 223.00 ms on a formula simplification. DAG size of input: 1392 DAG size of output: 1264 [2021-02-19 23:59:39,263 WARN L202 SmtUtils]: Spent 289.00 ms on a formula simplification. DAG size of input: 1994 DAG size of output: 1841 [2021-02-19 23:59:39,846 WARN L202 SmtUtils]: Spent 304.00 ms on a formula simplification. DAG size of input: 2034 DAG size of output: 1865 [2021-02-19 23:59:40,552 WARN L202 SmtUtils]: Spent 674.00 ms on a formula simplification. DAG size of input: 3152 DAG size of output: 2982 [2021-02-19 23:59:41,349 WARN L202 SmtUtils]: Spent 779.00 ms on a formula simplification. DAG size of input: 3275 DAG size of output: 3100 [2021-02-19 23:59:42,560 WARN L202 SmtUtils]: Spent 1.19 s on a formula simplification. DAG size of input: 4683 DAG size of output: 4321 [2021-02-19 23:59:44,259 WARN L202 SmtUtils]: Spent 1.21 s on a formula simplification. DAG size of input: 4900 DAG size of output: 4524 [2021-02-19 23:59:47,579 WARN L202 SmtUtils]: Spent 3.29 s on a formula simplification. DAG size of input: 10213 DAG size of output: 9455 [2021-02-19 23:59:53,888 WARN L202 SmtUtils]: Spent 6.24 s on a formula simplification. DAG size of input: 19150 DAG size of output: 16686 [2021-02-20 00:00:00,629 WARN L202 SmtUtils]: Spent 6.63 s on a formula simplification. DAG size of input: 19783 DAG size of output: 17223 [2021-02-20 00:00:08,260 WARN L202 SmtUtils]: Spent 7.02 s on a formula simplification. DAG size of input: 20151 DAG size of output: 17541 [2021-02-20 00:00:15,707 WARN L202 SmtUtils]: Spent 7.33 s on a formula simplification. DAG size of input: 20163 DAG size of output: 17555 [2021-02-20 00:00:15,970 WARN L202 SmtUtils]: Spent 180.00 ms on a formula simplification. DAG size of input: 885 DAG size of output: 1102 [2021-02-20 00:00:18,863 WARN L202 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 751 DAG size of output: 666 [2021-02-20 00:00:19,029 WARN L202 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 967 DAG size of output: 847 [2021-02-20 00:00:19,221 WARN L202 SmtUtils]: Spent 186.00 ms on a formula simplification. DAG size of input: 1095 DAG size of output: 968 [2021-02-20 00:00:21,012 WARN L202 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 677 DAG size of output: 568 [2021-02-20 00:00:21,175 WARN L202 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 816 DAG size of output: 699 [2021-02-20 00:00:21,570 WARN L202 SmtUtils]: Spent 390.00 ms on a formula simplification. DAG size of input: 1478 DAG size of output: 1274 [2021-02-20 00:00:23,420 WARN L202 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 672 DAG size of output: 568 [2021-02-20 00:00:23,586 WARN L202 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 811 DAG size of output: 699 [2021-02-20 00:00:25,244 WARN L202 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 804 DAG size of output: 793 [2021-02-20 00:00:25,979 WARN L202 SmtUtils]: Spent 179.00 ms on a formula simplification. DAG size of input: 1049 DAG size of output: 1017 [2021-02-20 00:00:26,368 WARN L202 SmtUtils]: Spent 383.00 ms on a formula simplification. DAG size of input: 1487 DAG size of output: 1368 [2021-02-20 00:00:27,132 WARN L202 SmtUtils]: Spent 755.00 ms on a formula simplification. DAG size of input: 2200 DAG size of output: 1981 [2021-02-20 00:00:27,931 WARN L202 SmtUtils]: Spent 787.00 ms on a formula simplification. DAG size of input: 2361 DAG size of output: 2119 [2021-02-20 00:00:28,806 WARN L202 SmtUtils]: Spent 860.00 ms on a formula simplification. DAG size of input: 2529 DAG size of output: 2280 [2021-02-20 00:00:31,421 WARN L202 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 750 DAG size of output: 740 [2021-02-20 00:00:32,831 WARN L202 SmtUtils]: Spent 199.00 ms on a formula simplification. DAG size of input: 1202 DAG size of output: 1275 [2021-02-20 00:00:33,083 WARN L202 SmtUtils]: Spent 244.00 ms on a formula simplification. DAG size of input: 1266 DAG size of output: 1341 [2021-02-20 00:00:33,348 WARN L202 SmtUtils]: Spent 258.00 ms on a formula simplification. DAG size of input: 1647 DAG size of output: 1673 [2021-02-20 00:00:33,796 WARN L202 SmtUtils]: Spent 280.00 ms on a formula simplification. DAG size of input: 1681 DAG size of output: 1741 [2021-02-20 00:00:35,098 WARN L202 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 714 DAG size of output: 778 [2021-02-20 00:00:36,461 WARN L202 SmtUtils]: Spent 194.00 ms on a formula simplification. DAG size of input: 1147 DAG size of output: 1228 [2021-02-20 00:00:37,183 WARN L202 SmtUtils]: Spent 233.00 ms on a formula simplification. DAG size of input: 1518 DAG size of output: 1529 [2021-02-20 00:00:37,444 WARN L202 SmtUtils]: Spent 251.00 ms on a formula simplification. DAG size of input: 1586 DAG size of output: 1599 [2021-02-20 00:00:38,033 WARN L202 SmtUtils]: Spent 580.00 ms on a formula simplification. DAG size of input: 2409 DAG size of output: 2549 [2021-02-20 00:00:40,584 WARN L202 SmtUtils]: Spent 181.00 ms on a formula simplification. DAG size of input: 1084 DAG size of output: 1042 [2021-02-20 00:00:41,388 WARN L202 SmtUtils]: Spent 794.00 ms on a formula simplification. DAG size of input: 3032 DAG size of output: 3229 [2021-02-20 00:00:42,273 WARN L202 SmtUtils]: Spent 866.00 ms on a formula simplification. DAG size of input: 3361 DAG size of output: 3523 [2021-02-20 00:00:44,064 WARN L202 SmtUtils]: Spent 1.77 s on a formula simplification. DAG size of input: 5208 DAG size of output: 5112 [2021-02-20 00:00:46,224 WARN L202 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 868 DAG size of output: 805 [2021-02-20 00:00:46,354 WARN L202 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 954 DAG size of output: 884 [2021-02-20 00:00:47,789 WARN L202 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 819 DAG size of output: 784 [2021-02-20 00:00:48,061 WARN L202 SmtUtils]: Spent 266.00 ms on a formula simplification. DAG size of input: 1427 DAG size of output: 1336 [2021-02-20 00:00:51,038 WARN L202 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 938 DAG size of output: 857 [2021-02-20 00:00:51,168 WARN L202 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 963 DAG size of output: 907 [2021-02-20 00:00:51,434 WARN L202 SmtUtils]: Spent 260.00 ms on a formula simplification. DAG size of input: 1506 DAG size of output: 1381 [2021-02-20 00:00:51,932 WARN L202 SmtUtils]: Spent 489.00 ms on a formula simplification. DAG size of input: 2420 DAG size of output: 2251 [2021-02-20 00:00:52,493 WARN L202 SmtUtils]: Spent 547.00 ms on a formula simplification. DAG size of input: 2519 DAG size of output: 2354 [2021-02-20 00:00:53,089 WARN L202 SmtUtils]: Spent 582.00 ms on a formula simplification. DAG size of input: 2830 DAG size of output: 2631 [2021-02-20 00:00:55,544 WARN L202 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 1173 DAG size of output: 1092 [2021-02-20 00:00:55,805 WARN L202 SmtUtils]: Spent 177.00 ms on a formula simplification. DAG size of input: 1249 DAG size of output: 1158 [2021-02-20 00:00:57,011 WARN L202 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 577 DAG size of output: 546 [2021-02-20 00:00:57,150 WARN L202 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 641 DAG size of output: 603 [2021-02-20 00:00:58,364 WARN L202 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 722 DAG size of output: 639 [2021-02-20 00:00:58,572 WARN L202 SmtUtils]: Spent 203.00 ms on a formula simplification. DAG size of input: 1124 DAG size of output: 1013 [2021-02-20 00:00:58,972 WARN L202 SmtUtils]: Spent 392.00 ms on a formula simplification. DAG size of input: 1974 DAG size of output: 1831 [2021-02-20 00:00:59,433 WARN L202 SmtUtils]: Spent 449.00 ms on a formula simplification. DAG size of input: 2063 DAG size of output: 1917 [2021-02-20 00:01:00,524 WARN L202 SmtUtils]: Spent 1.08 s on a formula simplification. DAG size of input: 4165 DAG size of output: 3908 [2021-02-20 00:01:03,568 WARN L202 SmtUtils]: Spent 3.01 s on a formula simplification. DAG size of input: 8631 DAG size of output: 8337 [2021-02-20 00:01:06,938 WARN L202 SmtUtils]: Spent 3.19 s on a formula simplification. DAG size of input: 8721 DAG size of output: 8432 [2021-02-20 00:01:10,232 WARN L202 SmtUtils]: Spent 3.24 s on a formula simplification. DAG size of input: 8730 DAG size of output: 8441 [2021-02-20 00:01:13,756 WARN L202 SmtUtils]: Spent 3.47 s on a formula simplification. DAG size of input: 9185 DAG size of output: 8826 [2021-02-20 00:01:24,713 WARN L202 SmtUtils]: Spent 10.87 s on a formula simplification. DAG size of input: 28130 DAG size of output: 25315 [2021-02-20 00:01:48,892 WARN L202 SmtUtils]: Spent 23.98 s on a formula simplification. DAG size of input: 49862 DAG size of output: 44353 [2021-02-20 00:02:12,832 WARN L202 SmtUtils]: Spent 23.65 s on a formula simplification. DAG size of input: 50833 DAG size of output: 45047 [2021-02-20 00:02:13,484 WARN L202 SmtUtils]: Spent 443.00 ms on a formula simplification. DAG size of input: 1671 DAG size of output: 1909 [2021-02-20 00:02:13,977 WARN L202 SmtUtils]: Spent 473.00 ms on a formula simplification. DAG size of input: 1669 DAG size of output: 2013 [2021-02-20 00:02:14,218 WARN L202 SmtUtils]: Spent 228.00 ms on a formula simplification. DAG size of input: 1658 DAG size of output: 1658 [2021-02-20 00:02:14,351 WARN L202 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 1079 DAG size of output: 1079 [2021-02-20 00:02:14,602 WARN L202 SmtUtils]: Spent 242.00 ms on a formula simplification. DAG size of input: 1066 DAG size of output: 1488 [2021-02-20 00:02:14,843 WARN L202 SmtUtils]: Spent 229.00 ms on a formula simplification. DAG size of input: 1062 DAG size of output: 1162 [2021-02-20 00:02:15,106 WARN L202 SmtUtils]: Spent 254.00 ms on a formula simplification. DAG size of input: 1060 DAG size of output: 1587 [2021-02-20 00:02:15,217 WARN L202 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 1005 DAG size of output: 1005 [2021-02-20 00:02:15,428 WARN L202 SmtUtils]: Spent 204.00 ms on a formula simplification. DAG size of input: 979 DAG size of output: 1140 [2021-02-20 00:02:15,636 WARN L202 SmtUtils]: Spent 199.00 ms on a formula simplification. DAG size of input: 975 DAG size of output: 1168 [2021-02-20 00:02:18,344 WARN L202 SmtUtils]: Spent 195.00 ms on a formula simplification. DAG size of input: 1330 DAG size of output: 1192 [2021-02-20 00:02:18,541 WARN L202 SmtUtils]: Spent 190.00 ms on a formula simplification. DAG size of input: 1433 DAG size of output: 1289 [2021-02-20 00:02:20,322 WARN L202 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 1041 DAG size of output: 1016 [2021-02-20 00:02:20,676 WARN L202 SmtUtils]: Spent 347.00 ms on a formula simplification. DAG size of input: 2187 DAG size of output: 2040 [2021-02-20 00:02:20,829 WARN L202 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 641 DAG size of output: 778 [2021-02-20 00:02:21,052 WARN L202 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 625 DAG size of output: 858 [2021-02-20 00:02:22,474 WARN L202 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 1065 DAG size of output: 1049 [2021-02-20 00:02:23,518 WARN L202 SmtUtils]: Spent 223.00 ms on a formula simplification. DAG size of input: 1612 DAG size of output: 1480 [2021-02-20 00:02:25,076 WARN L202 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 1059 DAG size of output: 1067 [2021-02-20 00:02:26,270 WARN L202 SmtUtils]: Spent 197.00 ms on a formula simplification. DAG size of input: 1597 DAG size of output: 1491 [2021-02-20 00:02:26,716 WARN L202 SmtUtils]: Spent 437.00 ms on a formula simplification. DAG size of input: 2554 DAG size of output: 2390 [2021-02-20 00:02:27,562 WARN L202 SmtUtils]: Spent 805.00 ms on a formula simplification. DAG size of input: 4325 DAG size of output: 4062 [2021-02-20 00:02:27,805 WARN L202 SmtUtils]: Spent 221.00 ms on a formula simplification. DAG size of input: 957 DAG size of output: 1181 [2021-02-20 00:02:27,913 WARN L202 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 941 DAG size of output: 927 [2021-02-20 00:02:29,474 WARN L202 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 839 DAG size of output: 841 [2021-02-20 00:02:29,612 WARN L202 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 876 DAG size of output: 874 [2021-02-20 00:02:30,951 WARN L202 SmtUtils]: Spent 203.00 ms on a formula simplification. DAG size of input: 1300 DAG size of output: 1328 [2021-02-20 00:02:33,330 WARN L202 SmtUtils]: Spent 172.00 ms on a formula simplification. DAG size of input: 1146 DAG size of output: 1135 [2021-02-20 00:02:33,705 WARN L202 SmtUtils]: Spent 367.00 ms on a formula simplification. DAG size of input: 2081 DAG size of output: 2139 [2021-02-20 00:02:36,152 WARN L202 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 955 DAG size of output: 947 [2021-02-20 00:02:36,329 WARN L202 SmtUtils]: Spent 171.00 ms on a formula simplification. DAG size of input: 1471 DAG size of output: 1349 [2021-02-20 00:02:37,903 WARN L202 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 941 DAG size of output: 885 [2021-02-20 00:02:38,023 WARN L202 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 1020 DAG size of output: 957 [2021-02-20 00:02:39,302 WARN L202 SmtUtils]: Spent 202.00 ms on a formula simplification. DAG size of input: 1520 DAG size of output: 1456 [2021-02-20 00:02:39,707 WARN L202 SmtUtils]: Spent 395.00 ms on a formula simplification. DAG size of input: 2629 DAG size of output: 2476 [2021-02-20 00:02:40,531 WARN L202 SmtUtils]: Spent 808.00 ms on a formula simplification. DAG size of input: 3868 DAG size of output: 3806 [2021-02-20 00:02:42,270 WARN L202 SmtUtils]: Spent 1.71 s on a formula simplification. DAG size of input: 6649 DAG size of output: 6477 [2021-02-20 00:02:44,192 WARN L202 SmtUtils]: Spent 1.88 s on a formula simplification. DAG size of input: 7240 DAG size of output: 7047 [2021-02-20 00:02:46,365 WARN L202 SmtUtils]: Spent 1.97 s on a formula simplification. DAG size of input: 7404 DAG size of output: 7190 [2021-02-20 00:02:46,653 WARN L202 SmtUtils]: Spent 254.00 ms on a formula simplification. DAG size of input: 1052 DAG size of output: 1279 [2021-02-20 00:02:46,770 WARN L202 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 1046 DAG size of output: 1046 [2021-02-20 00:02:47,084 WARN L202 SmtUtils]: Spent 210.00 ms on a formula simplification. DAG size of input: 1020 DAG size of output: 1229 [2021-02-20 00:02:47,291 WARN L202 SmtUtils]: Spent 198.00 ms on a formula simplification. DAG size of input: 983 DAG size of output: 1193 [2021-02-20 00:02:47,488 WARN L202 SmtUtils]: Spent 188.00 ms on a formula simplification. DAG size of input: 964 DAG size of output: 1422 [2021-02-20 00:02:47,595 WARN L202 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 952 DAG size of output: 952 [2021-02-20 00:02:50,095 WARN L202 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 905 DAG size of output: 895 [2021-02-20 00:02:50,276 WARN L202 SmtUtils]: Spent 172.00 ms on a formula simplification. DAG size of input: 1345 DAG size of output: 1345 [2021-02-20 00:02:52,352 WARN L202 SmtUtils]: Spent 269.00 ms on a formula simplification. DAG size of input: 2093 DAG size of output: 1896 [2021-02-20 00:02:52,541 WARN L202 SmtUtils]: Spent 175.00 ms on a formula simplification. DAG size of input: 933 DAG size of output: 1419 [2021-02-20 00:02:52,857 WARN L202 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 607 DAG size of output: 753 [2021-02-20 00:02:54,951 WARN L202 SmtUtils]: Spent 180.00 ms on a formula simplification. DAG size of input: 1467 DAG size of output: 1408 [2021-02-20 00:02:56,765 WARN L202 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 1047 DAG size of output: 911 [2021-02-20 00:02:57,064 WARN L202 SmtUtils]: Spent 290.00 ms on a formula simplification. DAG size of input: 2296 DAG size of output: 1992 [2021-02-20 00:02:57,675 WARN L202 SmtUtils]: Spent 597.00 ms on a formula simplification. DAG size of input: 3518 DAG size of output: 3102 [2021-02-20 00:02:57,799 WARN L202 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 1001 [2021-02-20 00:03:01,178 WARN L202 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 1032 DAG size of output: 837 [2021-02-20 00:03:01,296 WARN L202 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 1074 DAG size of output: 877 [2021-02-20 00:03:01,501 WARN L202 SmtUtils]: Spent 198.00 ms on a formula simplification. DAG size of input: 1527 DAG size of output: 1332 [2021-02-20 00:03:03,858 WARN L202 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 1064 DAG size of output: 954 [2021-02-20 00:03:04,025 WARN L202 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 1107 DAG size of output: 995 [2021-02-20 00:03:05,865 WARN L202 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 997 DAG size of output: 912 [2021-02-20 00:03:06,016 WARN L202 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 1039 DAG size of output: 952 [2021-02-20 00:03:06,321 WARN L202 SmtUtils]: Spent 298.00 ms on a formula simplification. DAG size of input: 1819 DAG size of output: 1661 [2021-02-20 00:03:06,859 WARN L202 SmtUtils]: Spent 499.00 ms on a formula simplification. DAG size of input: 2934 DAG size of output: 2645 [2021-02-20 00:03:08,012 WARN L202 SmtUtils]: Spent 1.14 s on a formula simplification. DAG size of input: 5295 DAG size of output: 4748 [2021-02-20 00:03:09,258 WARN L202 SmtUtils]: Spent 1.22 s on a formula simplification. DAG size of input: 5405 DAG size of output: 4840 [2021-02-20 00:03:10,676 WARN L202 SmtUtils]: Spent 1.39 s on a formula simplification. DAG size of input: 5952 DAG size of output: 5364 [2021-02-20 00:03:14,234 WARN L202 SmtUtils]: Spent 3.52 s on a formula simplification. DAG size of input: 11888 DAG size of output: 11100 [2021-02-20 00:03:14,390 WARN L202 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 1022 DAG size of output: 1022 [2021-02-20 00:03:14,499 WARN L202 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 997 DAG size of output: 997 [2021-02-20 00:03:14,624 WARN L202 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 676 DAG size of output: 765 [2021-02-20 00:03:17,163 WARN L202 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 986 DAG size of output: 935 Received shutdown request... [2021-02-20 00:03:17,889 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 20 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable1630 [2021-02-20 00:03:17,889 WARN L545 AbstractCegarLoop]: Verification canceled [2021-02-20 00:03:17,892 WARN L224 ceAbstractionStarter]: Timeout [2021-02-20 00:03:17,892 INFO L202 PluginConnector]: Adding new model unroll-5.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 20.02 12:03:17 BasicIcfg [2021-02-20 00:03:17,892 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-02-20 00:03:17,893 INFO L168 Benchmark]: Toolchain (without parser) took 568702.16 ms. Allocated memory was 255.9 MB in the beginning and 2.8 GB in the end (delta: 2.5 GB). Free memory was 236.5 MB in the beginning and 2.5 GB in the end (delta: -2.3 GB). Peak memory consumption was 1.7 GB. Max. memory is 16.0 GB. [2021-02-20 00:03:17,893 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.11 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. [2021-02-20 00:03:17,893 INFO L168 Benchmark]: Boogie Procedure Inliner took 21.10 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. [2021-02-20 00:03:17,893 INFO L168 Benchmark]: Boogie Preprocessor took 9.92 ms. Allocated memory is still 255.9 MB. Free memory was 234.4 MB in the beginning and 233.4 MB in the end (delta: 976.7 kB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. [2021-02-20 00:03:17,893 INFO L168 Benchmark]: RCFGBuilder took 259.12 ms. Allocated memory is still 255.9 MB. Free memory was 233.4 MB in the beginning and 233.2 MB in the end (delta: 268.1 kB). Peak memory consumption was 19.9 MB. Max. memory is 16.0 GB. [2021-02-20 00:03:17,893 INFO L168 Benchmark]: TraceAbstraction took 568401.95 ms. Allocated memory was 255.9 MB in the beginning and 2.8 GB in the end (delta: 2.5 GB). Free memory was 232.5 MB in the beginning and 2.5 GB in the end (delta: -2.3 GB). Peak memory consumption was 1.7 GB. Max. memory is 16.0 GB. [2021-02-20 00:03:17,893 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 0.11 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 21.10 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 9.92 ms. Allocated memory is still 255.9 MB. Free memory was 234.4 MB in the beginning and 233.4 MB in the end (delta: 976.7 kB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. * RCFGBuilder took 259.12 ms. Allocated memory is still 255.9 MB. Free memory was 233.4 MB in the beginning and 233.2 MB in the end (delta: 268.1 kB). Peak memory consumption was 19.9 MB. Max. memory is 16.0 GB. * TraceAbstraction took 568401.95 ms. Allocated memory was 255.9 MB in the beginning and 2.8 GB in the end (delta: 2.5 GB). Free memory was 232.5 MB in the beginning and 2.5 GB in the end (delta: -2.3 GB). Peak memory consumption was 1.7 GB. Max. memory is 16.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - TimeoutResultAtElement [Line: 58]: Timeout (TraceAbstraction) Unable to prove that assertion always holds (line 58). Cancelled while PartialOrderCegarLoop was analyzing trace of length 28 with TraceHistMax 15,while TraceCheckSpWp was constructing forward predicates,while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations,while QuantifierPusher was running 1 iterations of DualJunctionQuantifierElimination. - StatisticsResult: Ultimate Automizer benchmark data CFG has 3 procedures, 14 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: TIMEOUT, OverallTime: 568.3s, OverallIterations: 19, TraceHistogramMax: 0, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 10.9s InterpolantComputationTime, 621 NumberOfCodeBlocks, 621 NumberOfCodeBlocksAsserted, 68 NumberOfCheckSat, 586 ConstructedInterpolants, 0 QuantifiedInterpolants, 62088 SizeOfPredicates, 28 NumberOfNonLiveVariables, 1207 ConjunctsInSsa, 294 ConjunctsInUnsatCore, 35 InterpolantComputations, 1 PerfectInterpolantSequences, 205/1392 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