/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-FA-NoLbe-Delay.epf -tc ../../../trunk/examples/toolchains/AutomizerBplInline.xml -i ../../../trunk/examples/concurrent/bpl/POPL2022/bluetooth-serverassert06.bpl -------------------------------------------------------------------------------- This is Ultimate 0.2.1-1c3aa5735269c4be989a50fc1da9ea7b9492ef29-1c3aa57 [2021-07-01 10:05:01,000 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-07-01 10:05:01,002 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-07-01 10:05:01,035 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-07-01 10:05:01,035 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-07-01 10:05:01,039 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-07-01 10:05:01,040 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-07-01 10:05:01,045 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-07-01 10:05:01,047 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-07-01 10:05:01,051 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-07-01 10:05:01,052 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-07-01 10:05:01,053 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-07-01 10:05:01,053 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-07-01 10:05:01,055 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-07-01 10:05:01,056 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-07-01 10:05:01,057 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-07-01 10:05:01,059 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-07-01 10:05:01,060 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-07-01 10:05:01,062 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-07-01 10:05:01,065 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-07-01 10:05:01,066 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-07-01 10:05:01,067 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-07-01 10:05:01,068 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-07-01 10:05:01,070 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-07-01 10:05:01,073 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2021-07-01 10:05:01,085 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-FA-NoLbe-Delay.epf [2021-07-01 10:05:01,135 INFO L113 SettingsManager]: Loading preferences was successful [2021-07-01 10:05:01,135 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-07-01 10:05:01,136 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-07-01 10:05:01,136 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-07-01 10:05:01,136 INFO L138 SettingsManager]: * Use SBE=true [2021-07-01 10:05:01,136 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-07-01 10:05:01,136 INFO L138 SettingsManager]: * sizeof long=4 [2021-07-01 10:05:01,136 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-07-01 10:05:01,136 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-07-01 10:05:01,136 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-07-01 10:05:01,137 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-07-01 10:05:01,137 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-07-01 10:05:01,137 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-07-01 10:05:01,137 INFO L138 SettingsManager]: * sizeof long double=12 [2021-07-01 10:05:01,137 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-07-01 10:05:01,137 INFO L138 SettingsManager]: * Use constant arrays=true [2021-07-01 10:05:01,137 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-07-01 10:05:01,137 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-07-01 10:05:01,137 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-07-01 10:05:01,137 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-07-01 10:05:01,138 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-07-01 10:05:01,138 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-07-01 10:05:01,138 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-07-01 10:05:01,138 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-07-01 10:05:01,138 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-07-01 10:05:01,138 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-07-01 10:05:01,138 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-07-01 10:05:01,138 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-07-01 10:05:01,138 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-07-01 10:05:01,138 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=SLEEP_DELAY_SET [2021-07-01 10:05:01,139 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-07-01 10:05:01,609 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-07-01 10:05:01,627 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-07-01 10:05:01,629 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-07-01 10:05:01,629 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2021-07-01 10:05:01,630 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2021-07-01 10:05:01,632 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/POPL2022/bluetooth-serverassert06.bpl [2021-07-01 10:05:01,632 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/POPL2022/bluetooth-serverassert06.bpl' [2021-07-01 10:05:01,648 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-07-01 10:05:01,649 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2021-07-01 10:05:01,666 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-07-01 10:05:01,666 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-07-01 10:05:01,667 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-07-01 10:05:01,675 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "bluetooth-serverassert06.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 01.07 10:05:01" (1/1) ... [2021-07-01 10:05:01,680 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "bluetooth-serverassert06.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 01.07 10:05:01" (1/1) ... [2021-07-01 10:05:01,689 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-07-01 10:05:01,691 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-07-01 10:05:01,691 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-07-01 10:05:01,691 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-07-01 10:05:01,696 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "bluetooth-serverassert06.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 01.07 10:05:01" (1/1) ... [2021-07-01 10:05:01,697 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "bluetooth-serverassert06.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 01.07 10:05:01" (1/1) ... [2021-07-01 10:05:01,697 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "bluetooth-serverassert06.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 01.07 10:05:01" (1/1) ... [2021-07-01 10:05:01,698 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "bluetooth-serverassert06.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 01.07 10:05:01" (1/1) ... [2021-07-01 10:05:01,700 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "bluetooth-serverassert06.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 01.07 10:05:01" (1/1) ... [2021-07-01 10:05:01,701 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "bluetooth-serverassert06.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 01.07 10:05:01" (1/1) ... [2021-07-01 10:05:01,702 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "bluetooth-serverassert06.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 01.07 10:05:01" (1/1) ... [2021-07-01 10:05:01,702 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-07-01 10:05:01,703 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-07-01 10:05:01,703 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-07-01 10:05:01,703 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-07-01 10:05:01,704 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "bluetooth-serverassert06.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 01.07 10:05:01" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-07-01 10:05:01,763 INFO L124 BoogieDeclarations]: Specification and implementation of procedure DeviceThread given in one single declaration [2021-07-01 10:05:01,765 INFO L130 BoogieDeclarations]: Found specification of procedure DeviceThread [2021-07-01 10:05:01,765 INFO L138 BoogieDeclarations]: Found implementation of procedure DeviceThread [2021-07-01 10:05:01,765 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ServerThread given in one single declaration [2021-07-01 10:05:01,765 INFO L130 BoogieDeclarations]: Found specification of procedure ServerThread [2021-07-01 10:05:01,765 INFO L138 BoogieDeclarations]: Found implementation of procedure ServerThread [2021-07-01 10:05:01,765 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2021-07-01 10:05:01,765 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-07-01 10:05:01,766 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-07-01 10:05:01,766 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-07-01 10:05:01,907 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-07-01 10:05:01,907 INFO L299 CfgBuilder]: Removed 7 assume(true) statements. [2021-07-01 10:05:01,908 WARN L327 CfgBuilder]: Unexpected successor node of atomic block begin: DeviceThreadEXIT is neither atomic block end nor error location. [2021-07-01 10:05:01,909 INFO L202 PluginConnector]: Adding new model bluetooth-serverassert06.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.07 10:05:01 BoogieIcfgContainer [2021-07-01 10:05:01,909 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-07-01 10:05:01,910 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-07-01 10:05:01,910 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-07-01 10:05:01,912 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-07-01 10:05:01,912 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "bluetooth-serverassert06.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 01.07 10:05:01" (1/2) ... [2021-07-01 10:05:01,913 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@48d8121f and model type bluetooth-serverassert06.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 01.07 10:05:01, skipping insertion in model container [2021-07-01 10:05:01,913 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "bluetooth-serverassert06.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.07 10:05:01" (2/2) ... [2021-07-01 10:05:01,914 INFO L111 eAbstractionObserver]: Analyzing ICFG bluetooth-serverassert06.bpl [2021-07-01 10:05:01,917 WARN L148 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-07-01 10:05:01,917 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-07-01 10:05:01,917 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-07-01 10:05:01,918 INFO L474 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-07-01 10:05:01,943 INFO L149 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-07-01 10:05:01,958 INFO L255 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-07-01 10:05:01,970 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-07-01 10:05:01,970 INFO L379 AbstractCegarLoop]: Hoare is false [2021-07-01 10:05:01,970 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-07-01 10:05:01,971 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-07-01 10:05:01,971 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-07-01 10:05:01,971 INFO L383 AbstractCegarLoop]: Difference is false [2021-07-01 10:05:01,971 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-07-01 10:05:01,971 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == ServerThreadThread1of1ForFork0======== [2021-07-01 10:05:04,051 INFO L276 IsEmpty]: Start isEmpty. Operand has 10937 states, 10925 states have (on average 6.777299771167048) internal successors, (74042), 10936 states have internal predecessors, (74042), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-01 10:05:04,063 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-07-01 10:05:04,063 INFO L496 BasicCegarLoop]: Found error trace [2021-07-01 10:05:04,064 INFO L504 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-07-01 10:05:04,064 INFO L430 AbstractCegarLoop]: === Iteration 1 === [ServerThreadErr0ASSERT_VIOLATIONASSERT]=== [2021-07-01 10:05:04,067 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-01 10:05:04,068 INFO L82 PathProgramCache]: Analyzing trace with hash 1874355411, now seen corresponding path program 1 times [2021-07-01 10:05:04,077 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-01 10:05:04,078 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1792532507] [2021-07-01 10:05:04,078 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-01 10:05:04,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-01 10:05:04,159 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:04,160 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-01 10:05:04,160 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:04,161 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 2 [2021-07-01 10:05:04,171 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:04,172 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-07-01 10:05:04,178 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:04,178 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-01 10:05:04,183 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-01 10:05:04,184 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-01 10:05:04,184 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1792532507] [2021-07-01 10:05:04,184 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1792532507] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-01 10:05:04,184 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-01 10:05:04,184 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-07-01 10:05:04,185 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [50041811] [2021-07-01 10:05:04,187 INFO L462 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-07-01 10:05:04,188 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-01 10:05:04,197 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-07-01 10:05:04,198 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-07-01 10:05:04,224 INFO L87 Difference]: Start difference. First operand has 10937 states, 10925 states have (on average 6.777299771167048) internal successors, (74042), 10936 states have internal predecessors, (74042), 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) Second operand has 5 states, 4 states have (on average 2.5) internal successors, (10), 5 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-01 10:05:04,894 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-07-01 10:05:04,894 INFO L93 Difference]: Finished difference Result 23669 states and 160234 transitions. [2021-07-01 10:05:04,895 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-01 10:05:04,896 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 2.5) internal successors, (10), 5 states have internal predecessors, (10), 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) Word has length 10 [2021-07-01 10:05:04,896 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-07-01 10:05:05,138 INFO L225 Difference]: With dead ends: 23669 [2021-07-01 10:05:05,139 INFO L226 Difference]: Without dead ends: 23645 [2021-07-01 10:05:05,140 INFO L760 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 15.3ms TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-07-01 10:05:05,531 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23645 states. [2021-07-01 10:05:06,357 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23645 to 20021. [2021-07-01 10:05:06,428 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 20021 states, 20019 states have (on average 6.754982766371946) internal successors, (135228), 20020 states have internal predecessors, (135228), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-01 10:05:06,747 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20021 states to 20021 states and 135228 transitions. [2021-07-01 10:05:06,748 INFO L78 Accepts]: Start accepts. Automaton has 20021 states and 135228 transitions. Word has length 10 [2021-07-01 10:05:06,749 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-07-01 10:05:06,749 INFO L482 AbstractCegarLoop]: Abstraction has 20021 states and 135228 transitions. [2021-07-01 10:05:06,749 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 5 states, 4 states have (on average 2.5) internal successors, (10), 5 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-01 10:05:06,749 INFO L276 IsEmpty]: Start isEmpty. Operand 20021 states and 135228 transitions. [2021-07-01 10:05:06,757 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-07-01 10:05:06,757 INFO L496 BasicCegarLoop]: Found error trace [2021-07-01 10:05:06,757 INFO L504 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-07-01 10:05:06,758 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-07-01 10:05:06,759 INFO L430 AbstractCegarLoop]: === Iteration 2 === [ServerThreadErr0ASSERT_VIOLATIONASSERT]=== [2021-07-01 10:05:06,761 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-01 10:05:06,761 INFO L82 PathProgramCache]: Analyzing trace with hash 1671493215, now seen corresponding path program 1 times [2021-07-01 10:05:06,761 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-01 10:05:06,762 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [377495002] [2021-07-01 10:05:06,762 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-01 10:05:06,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-01 10:05:06,781 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:06,782 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-01 10:05:06,782 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:06,783 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-01 10:05:06,788 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:06,789 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-01 10:05:06,789 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-01 10:05:06,789 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-01 10:05:06,789 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [377495002] [2021-07-01 10:05:06,790 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [377495002] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-01 10:05:06,790 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-01 10:05:06,790 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-07-01 10:05:06,790 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1741083779] [2021-07-01 10:05:06,791 INFO L462 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-07-01 10:05:06,792 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-01 10:05:06,793 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-07-01 10:05:06,794 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-07-01 10:05:06,794 INFO L87 Difference]: Start difference. First operand 20021 states and 135228 transitions. Second operand has 3 states, 3 states have (on average 4.0) internal successors, (12), 3 states have internal predecessors, (12), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-01 10:05:07,217 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-07-01 10:05:07,217 INFO L93 Difference]: Finished difference Result 20021 states and 104079 transitions. [2021-07-01 10:05:07,218 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-01 10:05:07,218 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 4.0) internal successors, (12), 3 states have internal predecessors, (12), 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) Word has length 12 [2021-07-01 10:05:07,218 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-07-01 10:05:07,316 INFO L225 Difference]: With dead ends: 20021 [2021-07-01 10:05:07,317 INFO L226 Difference]: Without dead ends: 19077 [2021-07-01 10:05:07,318 INFO L760 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.7ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-07-01 10:05:07,590 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19077 states. [2021-07-01 10:05:08,036 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19077 to 19077. [2021-07-01 10:05:08,084 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 19077 states, 19075 states have (on average 5.228414154652687) internal successors, (99732), 19076 states have internal predecessors, (99732), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-01 10:05:08,369 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19077 states to 19077 states and 99732 transitions. [2021-07-01 10:05:08,370 INFO L78 Accepts]: Start accepts. Automaton has 19077 states and 99732 transitions. Word has length 12 [2021-07-01 10:05:08,370 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-07-01 10:05:08,371 INFO L482 AbstractCegarLoop]: Abstraction has 19077 states and 99732 transitions. [2021-07-01 10:05:08,371 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 4.0) internal successors, (12), 3 states have internal predecessors, (12), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-01 10:05:08,371 INFO L276 IsEmpty]: Start isEmpty. Operand 19077 states and 99732 transitions. [2021-07-01 10:05:08,375 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-07-01 10:05:08,375 INFO L496 BasicCegarLoop]: Found error trace [2021-07-01 10:05:08,375 INFO L504 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-07-01 10:05:08,375 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-07-01 10:05:08,376 INFO L430 AbstractCegarLoop]: === Iteration 3 === [ServerThreadErr0ASSERT_VIOLATIONASSERT]=== [2021-07-01 10:05:08,376 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-01 10:05:08,376 INFO L82 PathProgramCache]: Analyzing trace with hash 1873761314, now seen corresponding path program 1 times [2021-07-01 10:05:08,376 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-01 10:05:08,376 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1404081484] [2021-07-01 10:05:08,377 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-01 10:05:08,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-01 10:05:08,422 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:08,423 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-01 10:05:08,427 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:08,427 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-07-01 10:05:08,434 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:08,435 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-07-01 10:05:08,441 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:08,442 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 2 [2021-07-01 10:05:08,447 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:08,450 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-07-01 10:05:08,456 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:08,457 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-01 10:05:08,462 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-01 10:05:08,466 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-01 10:05:08,466 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1404081484] [2021-07-01 10:05:08,467 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1404081484] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-01 10:05:08,467 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-01 10:05:08,467 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-07-01 10:05:08,467 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [991728738] [2021-07-01 10:05:08,467 INFO L462 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-07-01 10:05:08,467 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-01 10:05:08,468 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-07-01 10:05:08,469 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2021-07-01 10:05:08,469 INFO L87 Difference]: Start difference. First operand 19077 states and 99732 transitions. Second operand has 8 states, 7 states have (on average 1.8571428571428572) internal successors, (13), 7 states have internal predecessors, (13), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-01 10:05:09,021 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-07-01 10:05:09,022 INFO L93 Difference]: Finished difference Result 32894 states and 174647 transitions. [2021-07-01 10:05:09,022 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-01 10:05:09,022 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 7 states have (on average 1.8571428571428572) internal successors, (13), 7 states have internal predecessors, (13), 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) Word has length 13 [2021-07-01 10:05:09,022 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-07-01 10:05:09,155 INFO L225 Difference]: With dead ends: 32894 [2021-07-01 10:05:09,155 INFO L226 Difference]: Without dead ends: 30228 [2021-07-01 10:05:09,156 INFO L760 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 27.0ms TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2021-07-01 10:05:09,496 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 30228 states. [2021-07-01 10:05:10,261 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 30228 to 22868. [2021-07-01 10:05:10,318 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 22868 states, 22866 states have (on average 5.303507390886032) internal successors, (121270), 22867 states have internal predecessors, (121270), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-01 10:05:10,413 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22868 states to 22868 states and 121270 transitions. [2021-07-01 10:05:10,414 INFO L78 Accepts]: Start accepts. Automaton has 22868 states and 121270 transitions. Word has length 13 [2021-07-01 10:05:10,414 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-07-01 10:05:10,414 INFO L482 AbstractCegarLoop]: Abstraction has 22868 states and 121270 transitions. [2021-07-01 10:05:10,414 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 8 states, 7 states have (on average 1.8571428571428572) internal successors, (13), 7 states have internal predecessors, (13), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-01 10:05:10,414 INFO L276 IsEmpty]: Start isEmpty. Operand 22868 states and 121270 transitions. [2021-07-01 10:05:10,426 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-07-01 10:05:10,426 INFO L496 BasicCegarLoop]: Found error trace [2021-07-01 10:05:10,427 INFO L504 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-07-01 10:05:10,427 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-07-01 10:05:10,427 INFO L430 AbstractCegarLoop]: === Iteration 4 === [ServerThreadErr0ASSERT_VIOLATIONASSERT]=== [2021-07-01 10:05:10,428 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-01 10:05:10,428 INFO L82 PathProgramCache]: Analyzing trace with hash 629189895, now seen corresponding path program 1 times [2021-07-01 10:05:10,428 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-01 10:05:10,428 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1816072987] [2021-07-01 10:05:10,428 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-01 10:05:10,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-01 10:05:10,468 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:10,469 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-07-01 10:05:10,692 WARN L205 SmtUtils]: Spent 220.00 ms on a formula simplification that was a NOOP. DAG size: 5 [2021-07-01 10:05:10,693 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:10,694 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-07-01 10:05:10,706 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:10,706 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-07-01 10:05:10,711 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:10,712 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-07-01 10:05:10,712 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:10,712 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-07-01 10:05:10,714 INFO L142 QuantifierPusher]: treesize reduction 11, result has 45.0 percent of original size [2021-07-01 10:05:10,715 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-07-01 10:05:10,734 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-01 10:05:10,734 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-01 10:05:10,735 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1816072987] [2021-07-01 10:05:10,735 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1816072987] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-01 10:05:10,735 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-01 10:05:10,735 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-07-01 10:05:10,735 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1194455200] [2021-07-01 10:05:10,735 INFO L462 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-07-01 10:05:10,735 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-01 10:05:10,736 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-07-01 10:05:10,736 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-07-01 10:05:10,736 INFO L87 Difference]: Start difference. First operand 22868 states and 121270 transitions. Second operand has 6 states, 5 states have (on average 3.2) internal successors, (16), 5 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-01 10:05:11,091 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-07-01 10:05:11,091 INFO L93 Difference]: Finished difference Result 30368 states and 158122 transitions. [2021-07-01 10:05:11,091 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-01 10:05:11,092 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 3.2) internal successors, (16), 5 states have internal predecessors, (16), 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) Word has length 16 [2021-07-01 10:05:11,092 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-07-01 10:05:11,200 INFO L225 Difference]: With dead ends: 30368 [2021-07-01 10:05:11,200 INFO L226 Difference]: Without dead ends: 26580 [2021-07-01 10:05:11,201 INFO L760 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 244.0ms TimeCoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-07-01 10:05:11,620 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 26580 states. [2021-07-01 10:05:12,205 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 26580 to 25298. [2021-07-01 10:05:12,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 25298 states, 25296 states have (on average 5.317362428842505) internal successors, (134508), 25297 states have internal predecessors, (134508), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-01 10:05:12,358 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25298 states to 25298 states and 134508 transitions. [2021-07-01 10:05:12,358 INFO L78 Accepts]: Start accepts. Automaton has 25298 states and 134508 transitions. Word has length 16 [2021-07-01 10:05:12,359 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-07-01 10:05:12,359 INFO L482 AbstractCegarLoop]: Abstraction has 25298 states and 134508 transitions. [2021-07-01 10:05:12,359 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 6 states, 5 states have (on average 3.2) internal successors, (16), 5 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-01 10:05:12,359 INFO L276 IsEmpty]: Start isEmpty. Operand 25298 states and 134508 transitions. [2021-07-01 10:05:12,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-07-01 10:05:12,563 INFO L496 BasicCegarLoop]: Found error trace [2021-07-01 10:05:12,572 INFO L504 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-07-01 10:05:12,573 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-07-01 10:05:12,573 INFO L430 AbstractCegarLoop]: === Iteration 5 === [ServerThreadErr0ASSERT_VIOLATIONASSERT]=== [2021-07-01 10:05:12,573 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-01 10:05:12,573 INFO L82 PathProgramCache]: Analyzing trace with hash 1180744353, now seen corresponding path program 2 times [2021-07-01 10:05:12,573 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-01 10:05:12,573 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1378685285] [2021-07-01 10:05:12,573 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-01 10:05:12,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-01 10:05:12,642 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:12,642 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-01 10:05:12,644 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:12,645 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-07-01 10:05:12,648 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:12,649 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-07-01 10:05:12,673 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:12,673 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-07-01 10:05:12,678 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:12,678 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-07-01 10:05:12,679 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:12,679 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 2 [2021-07-01 10:05:12,681 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:12,682 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-07-01 10:05:12,686 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:12,687 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-01 10:05:12,690 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-01 10:05:12,691 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-01 10:05:12,691 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1378685285] [2021-07-01 10:05:12,691 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1378685285] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-01 10:05:12,691 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1890995687] [2021-07-01 10:05:12,691 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 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-01 10:05:12,777 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-07-01 10:05:12,777 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-01 10:05:12,778 INFO L263 TraceCheckSpWp]: Trace formula consists of 35 conjuncts, 11 conjunts are in the unsatisfiable core [2021-07-01 10:05:12,782 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-01 10:05:12,784 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:12,785 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-01 10:05:12,788 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:12,788 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-01 10:05:12,789 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:12,789 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-01 10:05:12,789 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:12,790 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-01 10:05:12,790 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:12,791 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-01 10:05:12,791 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:12,792 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-01 10:05:12,792 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:12,792 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-01 10:05:12,792 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:12,793 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-01 10:05:12,793 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:12,794 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-07-01 10:05:12,794 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:12,794 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-07-01 10:05:12,795 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:12,795 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-07-01 10:05:12,796 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:12,796 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-07-01 10:05:12,797 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:12,797 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-07-01 10:05:12,797 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:12,798 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-07-01 10:05:12,800 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:12,801 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-07-01 10:05:12,801 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:12,802 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-07-01 10:05:12,802 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:12,804 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-07-01 10:05:12,804 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:12,804 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-07-01 10:05:12,805 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:12,805 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-07-01 10:05:12,806 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:12,806 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-07-01 10:05:12,806 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:12,807 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-07-01 10:05:12,807 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:12,807 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-07-01 10:05:12,807 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:12,808 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-07-01 10:05:12,808 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:12,809 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-07-01 10:05:12,810 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:12,811 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-07-01 10:05:12,811 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:12,811 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-07-01 10:05:12,812 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:12,812 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-07-01 10:05:12,812 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:12,813 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-07-01 10:05:12,814 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:12,828 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-07-01 10:05:12,829 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:12,829 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-07-01 10:05:12,829 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-07-01 10:05:12,830 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:12,830 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-07-01 10:05:12,831 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:12,831 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-07-01 10:05:12,831 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-07-01 10:05:12,833 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:12,838 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-07-01 10:05:12,839 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:12,839 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-07-01 10:05:12,840 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:12,841 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-07-01 10:05:12,842 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:12,842 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-07-01 10:05:12,843 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-07-01 10:05:12,844 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:12,846 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-07-01 10:05:12,848 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:12,849 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-07-01 10:05:12,849 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-07-01 10:05:12,849 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:12,850 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-07-01 10:05:12,851 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:12,851 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-07-01 10:05:12,852 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:12,853 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-07-01 10:05:12,853 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:12,854 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-07-01 10:05:12,855 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-07-01 10:05:12,856 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:12,856 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-07-01 10:05:12,857 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:12,858 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-07-01 10:05:12,859 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-07-01 10:05:12,860 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:12,862 INFO L147 QuantifierPusher]: treesize reduction 11, result has 35.3 percent of original size 6 [2021-07-01 10:05:12,862 INFO L142 QuantifierPusher]: treesize reduction 11, result has 35.3 percent of original size [2021-07-01 10:05:12,863 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-07-01 10:05:12,865 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:12,866 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-07-01 10:05:12,866 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:12,866 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-07-01 10:05:12,867 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-07-01 10:05:12,867 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:12,868 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-07-01 10:05:12,868 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:12,869 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-07-01 10:05:12,870 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:12,870 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-07-01 10:05:12,870 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-07-01 10:05:12,871 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-07-01 10:05:12,872 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:12,876 INFO L732 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-07-01 10:05:12,880 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:12,880 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-07-01 10:05:12,881 INFO L142 QuantifierPusher]: treesize reduction 14, result has 33.3 percent of original size [2021-07-01 10:05:12,884 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 2 [2021-07-01 10:05:12,885 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 2 [2021-07-01 10:05:12,886 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:12,886 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 2 [2021-07-01 10:05:12,886 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:12,886 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 2 [2021-07-01 10:05:12,887 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:12,887 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 2 [2021-07-01 10:05:12,887 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:12,888 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 2 [2021-07-01 10:05:12,888 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:12,888 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 2 [2021-07-01 10:05:12,888 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:12,889 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 2 [2021-07-01 10:05:12,889 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:12,889 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 2 [2021-07-01 10:05:12,889 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:12,890 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 2 [2021-07-01 10:05:12,890 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:12,890 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 2 [2021-07-01 10:05:12,891 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:12,891 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-07-01 10:05:12,891 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:12,892 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-07-01 10:05:12,892 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:12,892 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-07-01 10:05:12,894 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:12,894 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-07-01 10:05:12,906 INFO L142 QuantifierPusher]: treesize reduction 10, result has 33.3 percent of original size [2021-07-01 10:05:12,906 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-07-01 10:05:12,906 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:12,908 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-01 10:05:12,908 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:12,908 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-01 10:05:12,908 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:12,909 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-01 10:05:12,909 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:12,909 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-01 10:05:12,909 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:12,910 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-01 10:05:12,910 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:12,910 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-01 10:05:12,910 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:12,911 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-01 10:05:12,911 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-01 10:05:12,911 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1890995687] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-01 10:05:12,911 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-01 10:05:12,911 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7] total 8 [2021-07-01 10:05:12,911 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1382819321] [2021-07-01 10:05:12,912 INFO L462 AbstractCegarLoop]: Interpolant automaton has 10 states [2021-07-01 10:05:12,912 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-01 10:05:12,912 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-07-01 10:05:12,913 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=55, Unknown=0, NotChecked=0, Total=90 [2021-07-01 10:05:12,913 INFO L87 Difference]: Start difference. First operand 25298 states and 134508 transitions. Second operand has 10 states, 9 states have (on average 2.111111111111111) internal successors, (19), 9 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-01 10:05:13,566 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-07-01 10:05:13,566 INFO L93 Difference]: Finished difference Result 36570 states and 198018 transitions. [2021-07-01 10:05:13,567 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-01 10:05:13,567 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 9 states have (on average 2.111111111111111) internal successors, (19), 9 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 17 [2021-07-01 10:05:13,567 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-07-01 10:05:13,817 INFO L225 Difference]: With dead ends: 36570 [2021-07-01 10:05:13,817 INFO L226 Difference]: Without dead ends: 34000 [2021-07-01 10:05:13,817 INFO L760 BasicCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 16 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 24 ImplicationChecksByTransitivity, 42.6ms TimeCoverageRelationStatistics Valid=40, Invalid=70, Unknown=0, NotChecked=0, Total=110 [2021-07-01 10:05:14,063 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 34000 states. [2021-07-01 10:05:14,760 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 34000 to 24581. [2021-07-01 10:05:14,803 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 24581 states, 24579 states have (on average 5.35058383172627) internal successors, (131512), 24580 states have internal predecessors, (131512), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-01 10:05:15,107 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24581 states to 24581 states and 131512 transitions. [2021-07-01 10:05:15,107 INFO L78 Accepts]: Start accepts. Automaton has 24581 states and 131512 transitions. Word has length 17 [2021-07-01 10:05:15,107 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-07-01 10:05:15,107 INFO L482 AbstractCegarLoop]: Abstraction has 24581 states and 131512 transitions. [2021-07-01 10:05:15,108 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 10 states, 9 states have (on average 2.111111111111111) internal successors, (19), 9 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-01 10:05:15,108 INFO L276 IsEmpty]: Start isEmpty. Operand 24581 states and 131512 transitions. [2021-07-01 10:05:15,136 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-07-01 10:05:15,136 INFO L496 BasicCegarLoop]: Found error trace [2021-07-01 10:05:15,136 INFO L504 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-07-01 10:05:15,357 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,2 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-01 10:05:15,357 INFO L430 AbstractCegarLoop]: === Iteration 6 === [ServerThreadErr0ASSERT_VIOLATIONASSERT]=== [2021-07-01 10:05:15,357 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-01 10:05:15,358 INFO L82 PathProgramCache]: Analyzing trace with hash 2090116166, now seen corresponding path program 1 times [2021-07-01 10:05:15,358 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-01 10:05:15,358 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [541338299] [2021-07-01 10:05:15,358 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-01 10:05:15,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-01 10:05:15,376 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:15,377 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-07-01 10:05:15,380 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:15,381 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-07-01 10:05:15,385 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:15,385 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-07-01 10:05:15,390 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:15,391 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-07-01 10:05:15,399 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:15,400 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-07-01 10:05:15,400 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:15,401 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-07-01 10:05:15,401 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:15,401 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-07-01 10:05:15,402 INFO L142 QuantifierPusher]: treesize reduction 11, result has 45.0 percent of original size [2021-07-01 10:05:15,402 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-07-01 10:05:15,409 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-01 10:05:15,410 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-01 10:05:15,410 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [541338299] [2021-07-01 10:05:15,410 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [541338299] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-01 10:05:15,410 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-01 10:05:15,410 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-07-01 10:05:15,410 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1814673165] [2021-07-01 10:05:15,411 INFO L462 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-07-01 10:05:15,411 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-01 10:05:15,411 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-07-01 10:05:15,411 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-07-01 10:05:15,411 INFO L87 Difference]: Start difference. First operand 24581 states and 131512 transitions. Second operand has 7 states, 6 states have (on average 3.1666666666666665) internal successors, (19), 6 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-01 10:05:15,772 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-07-01 10:05:15,772 INFO L93 Difference]: Finished difference Result 34141 states and 180316 transitions. [2021-07-01 10:05:15,772 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-01 10:05:15,772 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 6 states have (on average 3.1666666666666665) internal successors, (19), 6 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 19 [2021-07-01 10:05:15,773 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-07-01 10:05:16,208 INFO L225 Difference]: With dead ends: 34141 [2021-07-01 10:05:16,209 INFO L226 Difference]: Without dead ends: 29645 [2021-07-01 10:05:16,209 INFO L760 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 22.9ms TimeCoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-07-01 10:05:16,415 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 29645 states. [2021-07-01 10:05:17,130 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 29645 to 28021. [2021-07-01 10:05:17,179 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 28021 states, 28019 states have (on average 5.39155573004033) internal successors, (151066), 28020 states have internal predecessors, (151066), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-01 10:05:17,313 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28021 states to 28021 states and 151066 transitions. [2021-07-01 10:05:17,314 INFO L78 Accepts]: Start accepts. Automaton has 28021 states and 151066 transitions. Word has length 19 [2021-07-01 10:05:17,315 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-07-01 10:05:17,315 INFO L482 AbstractCegarLoop]: Abstraction has 28021 states and 151066 transitions. [2021-07-01 10:05:17,315 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 7 states, 6 states have (on average 3.1666666666666665) internal successors, (19), 6 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-01 10:05:17,315 INFO L276 IsEmpty]: Start isEmpty. Operand 28021 states and 151066 transitions. [2021-07-01 10:05:17,357 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-07-01 10:05:17,357 INFO L496 BasicCegarLoop]: Found error trace [2021-07-01 10:05:17,357 INFO L504 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-07-01 10:05:17,357 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-07-01 10:05:17,358 INFO L430 AbstractCegarLoop]: === Iteration 7 === [ServerThreadErr0ASSERT_VIOLATIONASSERT]=== [2021-07-01 10:05:17,358 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-01 10:05:17,358 INFO L82 PathProgramCache]: Analyzing trace with hash -775181502, now seen corresponding path program 2 times [2021-07-01 10:05:17,358 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-01 10:05:17,358 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1912994737] [2021-07-01 10:05:17,359 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-01 10:05:17,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-01 10:05:17,436 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:17,437 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-01 10:05:17,440 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:17,440 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-07-01 10:05:17,444 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:17,445 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-07-01 10:05:17,645 WARN L205 SmtUtils]: Spent 197.00 ms on a formula simplification that was a NOOP. DAG size: 6 [2021-07-01 10:05:17,645 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:17,646 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-07-01 10:05:17,651 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:17,652 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-07-01 10:05:17,660 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:17,661 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-07-01 10:05:17,662 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:17,662 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-07-01 10:05:17,663 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:17,663 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 2 [2021-07-01 10:05:17,667 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:17,667 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-07-01 10:05:17,672 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:17,672 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-01 10:05:17,676 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-01 10:05:17,676 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-01 10:05:17,677 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1912994737] [2021-07-01 10:05:17,677 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1912994737] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-01 10:05:17,677 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [115757486] [2021-07-01 10:05:17,677 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 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-01 10:05:17,785 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-07-01 10:05:17,785 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-01 10:05:17,786 INFO L263 TraceCheckSpWp]: Trace formula consists of 43 conjuncts, 14 conjunts are in the unsatisfiable core [2021-07-01 10:05:17,787 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-01 10:05:17,787 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:17,788 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-01 10:05:17,788 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:17,788 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-01 10:05:17,788 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:17,789 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-01 10:05:17,789 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:17,789 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-01 10:05:17,789 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:17,790 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-01 10:05:17,790 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:17,791 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-01 10:05:17,791 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:17,791 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-01 10:05:17,794 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:17,798 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-01 10:05:17,799 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:17,800 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-07-01 10:05:17,800 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:17,800 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-07-01 10:05:17,800 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:17,801 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-07-01 10:05:17,801 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:17,801 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-07-01 10:05:17,802 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:17,803 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-07-01 10:05:17,803 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:17,803 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-07-01 10:05:17,804 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:17,804 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-07-01 10:05:17,804 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:17,805 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-07-01 10:05:17,805 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:17,805 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-07-01 10:05:17,805 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:17,806 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-07-01 10:05:17,806 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:17,806 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-07-01 10:05:17,806 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:17,807 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-07-01 10:05:17,807 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:17,808 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-07-01 10:05:17,808 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:17,808 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-07-01 10:05:17,808 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:17,809 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-07-01 10:05:17,809 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:17,809 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-07-01 10:05:17,809 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:17,810 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-07-01 10:05:17,810 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:17,811 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-07-01 10:05:17,811 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:17,811 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-07-01 10:05:17,811 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:17,812 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-07-01 10:05:17,812 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:17,814 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-07-01 10:05:17,814 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:17,815 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-07-01 10:05:17,815 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-07-01 10:05:17,816 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:17,816 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-07-01 10:05:17,816 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:17,817 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-07-01 10:05:17,817 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-07-01 10:05:17,817 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:17,818 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-07-01 10:05:17,819 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:17,819 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-07-01 10:05:17,820 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:17,821 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-07-01 10:05:17,821 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:17,822 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-07-01 10:05:17,822 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-07-01 10:05:17,822 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:17,823 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-07-01 10:05:17,823 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:17,823 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-07-01 10:05:17,824 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-07-01 10:05:17,824 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:17,825 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-07-01 10:05:17,825 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:17,825 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-07-01 10:05:17,825 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:17,826 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-07-01 10:05:17,826 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:17,826 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-07-01 10:05:17,826 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:17,827 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-07-01 10:05:17,827 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:17,827 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-07-01 10:05:17,828 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:17,828 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-07-01 10:05:17,829 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:17,829 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-07-01 10:05:17,829 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-07-01 10:05:17,830 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:17,830 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-07-01 10:05:17,831 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:17,831 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-07-01 10:05:17,831 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-07-01 10:05:17,832 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:17,833 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-07-01 10:05:17,833 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:17,836 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-07-01 10:05:17,838 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:17,839 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-07-01 10:05:17,840 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:17,840 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-07-01 10:05:17,841 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-07-01 10:05:17,841 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:17,841 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-07-01 10:05:17,842 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:17,842 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-07-01 10:05:17,842 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-07-01 10:05:17,845 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:17,846 INFO L147 QuantifierPusher]: treesize reduction 11, result has 35.3 percent of original size 6 [2021-07-01 10:05:17,847 INFO L142 QuantifierPusher]: treesize reduction 11, result has 35.3 percent of original size [2021-07-01 10:05:17,847 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-07-01 10:05:17,848 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:17,849 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-07-01 10:05:17,849 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:17,850 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-07-01 10:05:17,852 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-07-01 10:05:17,855 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:17,856 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-07-01 10:05:17,856 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:17,857 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-07-01 10:05:17,858 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-07-01 10:05:17,859 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:17,859 INFO L147 QuantifierPusher]: treesize reduction 11, result has 35.3 percent of original size 6 [2021-07-01 10:05:17,860 INFO L142 QuantifierPusher]: treesize reduction 11, result has 35.3 percent of original size [2021-07-01 10:05:17,860 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-07-01 10:05:17,861 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:17,862 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-07-01 10:05:17,862 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:17,863 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-07-01 10:05:17,863 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-07-01 10:05:17,863 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:17,866 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-07-01 10:05:17,868 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:17,868 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-07-01 10:05:17,869 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:17,869 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-07-01 10:05:17,869 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-07-01 10:05:17,870 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-07-01 10:05:17,870 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:17,873 INFO L732 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-07-01 10:05:17,875 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:17,876 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-07-01 10:05:17,876 INFO L142 QuantifierPusher]: treesize reduction 14, result has 33.3 percent of original size [2021-07-01 10:05:17,877 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 2 [2021-07-01 10:05:17,877 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 2 [2021-07-01 10:05:17,877 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:17,877 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 2 [2021-07-01 10:05:17,882 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:17,882 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 2 [2021-07-01 10:05:17,884 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:17,884 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 2 [2021-07-01 10:05:17,884 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:17,884 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 2 [2021-07-01 10:05:17,885 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:17,885 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 2 [2021-07-01 10:05:17,885 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:17,885 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 2 [2021-07-01 10:05:17,885 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:17,886 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 2 [2021-07-01 10:05:17,886 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:17,886 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 2 [2021-07-01 10:05:17,886 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:17,886 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 2 [2021-07-01 10:05:17,887 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:17,887 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-07-01 10:05:17,888 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:17,888 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-07-01 10:05:17,888 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:17,888 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-07-01 10:05:17,889 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:17,889 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-07-01 10:05:17,898 INFO L142 QuantifierPusher]: treesize reduction 10, result has 33.3 percent of original size [2021-07-01 10:05:17,899 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-07-01 10:05:17,901 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:17,901 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-01 10:05:17,902 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:17,902 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-01 10:05:17,902 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:17,902 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-01 10:05:17,903 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:17,903 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-01 10:05:17,903 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:17,903 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-01 10:05:17,903 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:17,904 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-01 10:05:17,904 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:17,904 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-01 10:05:17,904 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-01 10:05:17,904 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [115757486] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-01 10:05:17,904 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-01 10:05:17,905 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8] total 9 [2021-07-01 10:05:17,905 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1690739577] [2021-07-01 10:05:17,905 INFO L462 AbstractCegarLoop]: Interpolant automaton has 11 states [2021-07-01 10:05:17,905 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-01 10:05:17,906 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-07-01 10:05:17,906 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=44, Invalid=66, Unknown=0, NotChecked=0, Total=110 [2021-07-01 10:05:17,906 INFO L87 Difference]: Start difference. First operand 28021 states and 151066 transitions. Second operand has 11 states, 10 states have (on average 2.2) internal successors, (22), 10 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) [2021-07-01 10:05:18,303 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-07-01 10:05:18,303 INFO L93 Difference]: Finished difference Result 37106 states and 201604 transitions. [2021-07-01 10:05:18,303 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-07-01 10:05:18,303 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 10 states have (on average 2.2) internal successors, (22), 10 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) Word has length 20 [2021-07-01 10:05:18,304 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-07-01 10:05:18,671 INFO L225 Difference]: With dead ends: 37106 [2021-07-01 10:05:18,671 INFO L226 Difference]: Without dead ends: 32897 [2021-07-01 10:05:18,672 INFO L760 BasicCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 32 ImplicationChecksByTransitivity, 247.4ms TimeCoverageRelationStatistics Valid=49, Invalid=83, Unknown=0, NotChecked=0, Total=132 [2021-07-01 10:05:18,896 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 32897 states. [2021-07-01 10:05:19,426 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 32897 to 23762. [2021-07-01 10:05:19,467 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 23762 states, 23760 states have (on average 5.3545454545454545) internal successors, (127224), 23761 states have internal predecessors, (127224), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-01 10:05:19,562 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23762 states to 23762 states and 127224 transitions. [2021-07-01 10:05:19,562 INFO L78 Accepts]: Start accepts. Automaton has 23762 states and 127224 transitions. Word has length 20 [2021-07-01 10:05:19,562 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-07-01 10:05:19,562 INFO L482 AbstractCegarLoop]: Abstraction has 23762 states and 127224 transitions. [2021-07-01 10:05:19,562 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 11 states, 10 states have (on average 2.2) internal successors, (22), 10 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) [2021-07-01 10:05:19,562 INFO L276 IsEmpty]: Start isEmpty. Operand 23762 states and 127224 transitions. [2021-07-01 10:05:19,589 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-07-01 10:05:19,589 INFO L496 BasicCegarLoop]: Found error trace [2021-07-01 10:05:19,589 INFO L504 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-07-01 10:05:19,797 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,3 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-01 10:05:19,797 INFO L430 AbstractCegarLoop]: === Iteration 8 === [ServerThreadErr0ASSERT_VIOLATIONASSERT]=== [2021-07-01 10:05:19,798 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-01 10:05:19,798 INFO L82 PathProgramCache]: Analyzing trace with hash 1383844969, now seen corresponding path program 1 times [2021-07-01 10:05:19,798 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-01 10:05:19,798 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1195545390] [2021-07-01 10:05:19,798 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-01 10:05:19,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-01 10:05:19,851 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:19,853 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-07-01 10:05:19,859 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:19,859 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-07-01 10:05:19,864 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:19,864 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-07-01 10:05:19,869 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:19,870 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-07-01 10:05:19,874 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:19,878 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-07-01 10:05:19,885 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:19,885 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-07-01 10:05:19,888 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:19,888 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-07-01 10:05:19,913 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:19,913 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-07-01 10:05:19,916 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:19,916 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-07-01 10:05:19,918 INFO L142 QuantifierPusher]: treesize reduction 11, result has 45.0 percent of original size [2021-07-01 10:05:19,918 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-07-01 10:05:19,925 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-01 10:05:19,925 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-01 10:05:19,925 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1195545390] [2021-07-01 10:05:19,925 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1195545390] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-01 10:05:19,926 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-01 10:05:19,926 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-07-01 10:05:19,926 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1325761426] [2021-07-01 10:05:19,926 INFO L462 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-07-01 10:05:19,926 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-01 10:05:19,926 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-07-01 10:05:19,926 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2021-07-01 10:05:19,926 INFO L87 Difference]: Start difference. First operand 23762 states and 127224 transitions. Second operand has 8 states, 7 states have (on average 3.142857142857143) internal successors, (22), 7 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) [2021-07-01 10:05:20,699 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-07-01 10:05:20,699 INFO L93 Difference]: Finished difference Result 33638 states and 178624 transitions. [2021-07-01 10:05:20,700 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-01 10:05:20,700 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 7 states have (on average 3.142857142857143) internal successors, (22), 7 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) Word has length 22 [2021-07-01 10:05:20,700 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-07-01 10:05:20,822 INFO L225 Difference]: With dead ends: 33638 [2021-07-01 10:05:20,822 INFO L226 Difference]: Without dead ends: 28966 [2021-07-01 10:05:20,822 INFO L760 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 30.4ms TimeCoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2021-07-01 10:05:21,059 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 28966 states. [2021-07-01 10:05:22,003 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 28966 to 27292. [2021-07-01 10:05:22,041 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 27292 states, 27290 states have (on average 5.414290949065592) internal successors, (147756), 27291 states have internal predecessors, (147756), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-01 10:05:22,153 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27292 states to 27292 states and 147756 transitions. [2021-07-01 10:05:22,153 INFO L78 Accepts]: Start accepts. Automaton has 27292 states and 147756 transitions. Word has length 22 [2021-07-01 10:05:22,154 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-07-01 10:05:22,154 INFO L482 AbstractCegarLoop]: Abstraction has 27292 states and 147756 transitions. [2021-07-01 10:05:22,154 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 8 states, 7 states have (on average 3.142857142857143) internal successors, (22), 7 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) [2021-07-01 10:05:22,154 INFO L276 IsEmpty]: Start isEmpty. Operand 27292 states and 147756 transitions. [2021-07-01 10:05:22,184 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-07-01 10:05:22,185 INFO L496 BasicCegarLoop]: Found error trace [2021-07-01 10:05:22,185 INFO L504 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-07-01 10:05:22,185 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2021-07-01 10:05:22,185 INFO L430 AbstractCegarLoop]: === Iteration 9 === [ServerThreadErr0ASSERT_VIOLATIONASSERT]=== [2021-07-01 10:05:22,185 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-01 10:05:22,185 INFO L82 PathProgramCache]: Analyzing trace with hash 1037781889, now seen corresponding path program 2 times [2021-07-01 10:05:22,185 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-01 10:05:22,185 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1703656207] [2021-07-01 10:05:22,186 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-01 10:05:22,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-01 10:05:22,200 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:22,200 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-01 10:05:22,202 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:22,202 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-07-01 10:05:22,206 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:22,206 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-07-01 10:05:22,210 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:22,211 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-07-01 10:05:22,216 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:22,216 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-07-01 10:05:22,221 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:22,222 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-07-01 10:05:22,228 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:22,228 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-07-01 10:05:22,228 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:22,228 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-07-01 10:05:22,229 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:22,236 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-07-01 10:05:22,237 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:22,237 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 2 [2021-07-01 10:05:22,240 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:22,240 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-07-01 10:05:22,245 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:22,245 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-01 10:05:22,250 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-01 10:05:22,250 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-01 10:05:22,250 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1703656207] [2021-07-01 10:05:22,250 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1703656207] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-01 10:05:22,250 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1865054815] [2021-07-01 10:05:22,250 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-01 10:05:22,275 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-07-01 10:05:22,275 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-01 10:05:22,275 INFO L263 TraceCheckSpWp]: Trace formula consists of 51 conjuncts, 17 conjunts are in the unsatisfiable core [2021-07-01 10:05:22,276 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-01 10:05:22,276 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:22,277 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-01 10:05:22,277 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:22,277 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-01 10:05:22,277 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:22,278 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-01 10:05:22,278 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:22,278 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-01 10:05:22,278 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:22,278 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-01 10:05:22,279 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:22,279 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-01 10:05:22,279 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:22,279 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-01 10:05:22,279 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:22,280 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-01 10:05:22,280 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:22,280 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-07-01 10:05:22,280 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:22,280 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-07-01 10:05:22,281 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:22,281 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-07-01 10:05:22,281 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:22,281 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-07-01 10:05:22,282 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:22,282 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-07-01 10:05:22,282 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:22,283 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-07-01 10:05:22,283 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:22,283 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-07-01 10:05:22,283 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:22,284 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-07-01 10:05:22,284 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:22,284 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-07-01 10:05:22,285 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:22,285 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-07-01 10:05:22,285 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:22,286 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-07-01 10:05:22,286 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:22,286 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-07-01 10:05:22,286 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:22,286 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-07-01 10:05:22,287 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:22,287 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-07-01 10:05:22,287 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:22,287 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-07-01 10:05:22,288 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:22,288 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-07-01 10:05:22,291 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:22,291 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-07-01 10:05:22,292 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:22,292 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-07-01 10:05:22,292 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:22,293 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-07-01 10:05:22,293 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:22,293 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-07-01 10:05:22,293 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:22,294 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-07-01 10:05:22,294 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:22,295 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-07-01 10:05:22,295 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-07-01 10:05:22,295 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:22,295 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-07-01 10:05:22,296 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:22,296 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-07-01 10:05:22,296 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-07-01 10:05:22,297 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:22,297 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-07-01 10:05:22,297 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:22,298 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-07-01 10:05:22,298 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:22,298 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-07-01 10:05:22,299 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:22,299 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-07-01 10:05:22,299 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-07-01 10:05:22,300 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:22,300 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-07-01 10:05:22,300 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:22,300 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-07-01 10:05:22,301 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-07-01 10:05:22,301 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:22,302 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-07-01 10:05:22,302 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:22,302 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-07-01 10:05:22,302 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:22,302 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-07-01 10:05:22,303 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:22,303 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-07-01 10:05:22,303 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:22,303 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-07-01 10:05:22,304 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:22,304 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-07-01 10:05:22,304 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:22,305 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-07-01 10:05:22,305 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:22,305 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-07-01 10:05:22,306 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-07-01 10:05:22,307 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:22,307 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-07-01 10:05:22,307 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:22,307 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-07-01 10:05:22,308 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-07-01 10:05:22,309 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:22,310 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-07-01 10:05:22,310 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:22,310 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-07-01 10:05:22,311 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:22,311 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-07-01 10:05:22,311 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:22,311 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-07-01 10:05:22,312 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:22,312 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-07-01 10:05:22,312 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:22,312 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-07-01 10:05:22,313 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:22,313 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-07-01 10:05:22,313 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:22,314 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-07-01 10:05:22,314 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-07-01 10:05:22,314 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:22,315 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-07-01 10:05:22,315 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:22,315 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-07-01 10:05:22,315 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-07-01 10:05:22,316 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:22,316 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-07-01 10:05:22,317 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:22,317 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-07-01 10:05:22,317 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:22,318 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-07-01 10:05:22,318 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:22,318 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-07-01 10:05:22,319 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-07-01 10:05:22,319 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:22,320 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-07-01 10:05:22,321 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:22,321 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-07-01 10:05:22,321 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-07-01 10:05:22,322 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:22,323 INFO L147 QuantifierPusher]: treesize reduction 11, result has 35.3 percent of original size 6 [2021-07-01 10:05:22,323 INFO L142 QuantifierPusher]: treesize reduction 11, result has 35.3 percent of original size [2021-07-01 10:05:22,323 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-07-01 10:05:22,324 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:22,329 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-07-01 10:05:22,329 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:22,329 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-07-01 10:05:22,330 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-07-01 10:05:22,330 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:22,332 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-07-01 10:05:22,332 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:22,332 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-07-01 10:05:22,332 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-07-01 10:05:22,333 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:22,334 INFO L147 QuantifierPusher]: treesize reduction 11, result has 35.3 percent of original size 6 [2021-07-01 10:05:22,334 INFO L142 QuantifierPusher]: treesize reduction 11, result has 35.3 percent of original size [2021-07-01 10:05:22,334 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-07-01 10:05:22,335 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:22,335 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-07-01 10:05:22,335 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:22,335 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-07-01 10:05:22,336 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-07-01 10:05:22,336 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:22,337 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-07-01 10:05:22,337 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:22,337 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-07-01 10:05:22,338 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-07-01 10:05:22,338 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:22,338 INFO L147 QuantifierPusher]: treesize reduction 11, result has 35.3 percent of original size 6 [2021-07-01 10:05:22,339 INFO L142 QuantifierPusher]: treesize reduction 11, result has 35.3 percent of original size [2021-07-01 10:05:22,339 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-07-01 10:05:22,340 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:22,340 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-07-01 10:05:22,340 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:22,341 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-07-01 10:05:22,341 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-07-01 10:05:22,342 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:22,342 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-07-01 10:05:22,342 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:22,343 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-07-01 10:05:22,343 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:22,343 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-07-01 10:05:22,343 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-07-01 10:05:22,344 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-07-01 10:05:22,344 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:22,345 INFO L732 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-07-01 10:05:22,346 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:22,346 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-07-01 10:05:22,347 INFO L142 QuantifierPusher]: treesize reduction 14, result has 33.3 percent of original size [2021-07-01 10:05:22,348 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 2 [2021-07-01 10:05:22,348 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 2 [2021-07-01 10:05:22,348 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:22,348 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 2 [2021-07-01 10:05:22,348 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:22,349 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 2 [2021-07-01 10:05:22,349 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:22,349 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 2 [2021-07-01 10:05:22,349 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:22,349 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 2 [2021-07-01 10:05:22,350 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:22,350 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 2 [2021-07-01 10:05:22,350 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:22,350 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 2 [2021-07-01 10:05:22,350 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:22,351 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 2 [2021-07-01 10:05:22,351 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:22,351 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 2 [2021-07-01 10:05:22,351 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:22,351 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 2 [2021-07-01 10:05:22,352 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:22,352 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-07-01 10:05:22,352 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:22,353 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-07-01 10:05:22,353 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:22,353 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-07-01 10:05:22,353 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:22,354 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-07-01 10:05:22,363 INFO L142 QuantifierPusher]: treesize reduction 10, result has 33.3 percent of original size [2021-07-01 10:05:22,364 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-07-01 10:05:22,364 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:22,364 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-01 10:05:22,364 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:22,365 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-01 10:05:22,365 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:22,365 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-01 10:05:22,365 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:22,365 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-01 10:05:22,366 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:22,366 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-01 10:05:22,366 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:22,366 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-01 10:05:22,366 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:22,367 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-01 10:05:22,367 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-01 10:05:22,367 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1865054815] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-01 10:05:22,367 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-01 10:05:22,367 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9] total 10 [2021-07-01 10:05:22,368 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1624121769] [2021-07-01 10:05:22,368 INFO L462 AbstractCegarLoop]: Interpolant automaton has 12 states [2021-07-01 10:05:22,368 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-01 10:05:22,368 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2021-07-01 10:05:22,368 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=54, Invalid=78, Unknown=0, NotChecked=0, Total=132 [2021-07-01 10:05:22,368 INFO L87 Difference]: Start difference. First operand 27292 states and 147756 transitions. Second operand has 12 states, 11 states have (on average 2.272727272727273) internal successors, (25), 11 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-01 10:05:22,996 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-07-01 10:05:22,996 INFO L93 Difference]: Finished difference Result 32562 states and 176352 transitions. [2021-07-01 10:05:22,996 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-01 10:05:22,996 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 11 states have (on average 2.272727272727273) internal successors, (25), 11 states have internal predecessors, (25), 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) Word has length 23 [2021-07-01 10:05:22,997 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-07-01 10:05:23,103 INFO L225 Difference]: With dead ends: 32562 [2021-07-01 10:05:23,103 INFO L226 Difference]: Without dead ends: 26776 [2021-07-01 10:05:23,103 INFO L760 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 24 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 40 ImplicationChecksByTransitivity, 53.6ms TimeCoverageRelationStatistics Valid=59, Invalid=97, Unknown=0, NotChecked=0, Total=156 [2021-07-01 10:05:23,304 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 26776 states. [2021-07-01 10:05:23,831 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 26776 to 20063. [2021-07-01 10:05:23,867 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 20063 states, 20061 states have (on average 5.319874383131449) internal successors, (106722), 20062 states have internal predecessors, (106722), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-01 10:05:23,951 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20063 states to 20063 states and 106722 transitions. [2021-07-01 10:05:23,952 INFO L78 Accepts]: Start accepts. Automaton has 20063 states and 106722 transitions. Word has length 23 [2021-07-01 10:05:23,952 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-07-01 10:05:23,952 INFO L482 AbstractCegarLoop]: Abstraction has 20063 states and 106722 transitions. [2021-07-01 10:05:23,952 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 12 states, 11 states have (on average 2.272727272727273) internal successors, (25), 11 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-01 10:05:23,952 INFO L276 IsEmpty]: Start isEmpty. Operand 20063 states and 106722 transitions. [2021-07-01 10:05:23,978 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-07-01 10:05:23,978 INFO L496 BasicCegarLoop]: Found error trace [2021-07-01 10:05:23,979 INFO L504 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-07-01 10:05:24,191 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable10 [2021-07-01 10:05:24,192 INFO L430 AbstractCegarLoop]: === Iteration 10 === [ServerThreadErr0ASSERT_VIOLATIONASSERT]=== [2021-07-01 10:05:24,192 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-01 10:05:24,192 INFO L82 PathProgramCache]: Analyzing trace with hash 140203516, now seen corresponding path program 1 times [2021-07-01 10:05:24,192 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-01 10:05:24,193 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [600524816] [2021-07-01 10:05:24,193 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-01 10:05:24,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-01 10:05:24,262 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:24,263 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-07-01 10:05:24,266 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:24,267 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-07-01 10:05:24,271 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:24,271 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-07-01 10:05:24,276 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:24,276 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-07-01 10:05:24,281 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:24,282 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-07-01 10:05:24,288 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:24,289 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-07-01 10:05:24,295 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:24,296 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-07-01 10:05:24,296 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:24,297 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-07-01 10:05:24,297 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:24,297 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-07-01 10:05:24,298 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:24,298 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-07-01 10:05:24,299 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:24,299 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-07-01 10:05:24,299 INFO L142 QuantifierPusher]: treesize reduction 11, result has 45.0 percent of original size [2021-07-01 10:05:24,300 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-07-01 10:05:24,307 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-01 10:05:24,307 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-01 10:05:24,308 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [600524816] [2021-07-01 10:05:24,308 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [600524816] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-01 10:05:24,308 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-01 10:05:24,308 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-07-01 10:05:24,308 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1208131787] [2021-07-01 10:05:24,308 INFO L462 AbstractCegarLoop]: Interpolant automaton has 9 states [2021-07-01 10:05:24,308 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-01 10:05:24,308 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-07-01 10:05:24,308 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2021-07-01 10:05:24,309 INFO L87 Difference]: Start difference. First operand 20063 states and 106722 transitions. Second operand has 9 states, 8 states have (on average 3.125) internal successors, (25), 8 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-01 10:05:24,939 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-07-01 10:05:24,939 INFO L93 Difference]: Finished difference Result 28663 states and 151458 transitions. [2021-07-01 10:05:24,940 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-07-01 10:05:24,940 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 8 states have (on average 3.125) internal successors, (25), 8 states have internal predecessors, (25), 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) Word has length 25 [2021-07-01 10:05:24,940 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-07-01 10:05:25,027 INFO L225 Difference]: With dead ends: 28663 [2021-07-01 10:05:25,027 INFO L226 Difference]: Without dead ends: 24183 [2021-07-01 10:05:25,027 INFO L760 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 35.5ms TimeCoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2021-07-01 10:05:25,220 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 24183 states. [2021-07-01 10:05:25,763 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 24183 to 22727. [2021-07-01 10:05:25,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 22727 states, 22725 states have (on average 5.382838283828383) internal successors, (122325), 22726 states have internal predecessors, (122325), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-01 10:05:26,126 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22727 states to 22727 states and 122325 transitions. [2021-07-01 10:05:26,126 INFO L78 Accepts]: Start accepts. Automaton has 22727 states and 122325 transitions. Word has length 25 [2021-07-01 10:05:26,127 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-07-01 10:05:26,127 INFO L482 AbstractCegarLoop]: Abstraction has 22727 states and 122325 transitions. [2021-07-01 10:05:26,127 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 9 states, 8 states have (on average 3.125) internal successors, (25), 8 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-01 10:05:26,127 INFO L276 IsEmpty]: Start isEmpty. Operand 22727 states and 122325 transitions. [2021-07-01 10:05:26,161 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-07-01 10:05:26,161 INFO L496 BasicCegarLoop]: Found error trace [2021-07-01 10:05:26,161 INFO L504 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-07-01 10:05:26,161 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2021-07-01 10:05:26,161 INFO L430 AbstractCegarLoop]: === Iteration 11 === [ServerThreadErr0ASSERT_VIOLATIONASSERT]=== [2021-07-01 10:05:26,161 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-01 10:05:26,161 INFO L82 PathProgramCache]: Analyzing trace with hash 1139602510, now seen corresponding path program 2 times [2021-07-01 10:05:26,162 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-01 10:05:26,162 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [721802885] [2021-07-01 10:05:26,162 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-01 10:05:26,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-01 10:05:26,216 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:26,217 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-01 10:05:26,219 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:26,219 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-07-01 10:05:26,222 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:26,223 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-07-01 10:05:26,227 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:26,227 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-07-01 10:05:26,242 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:26,242 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-07-01 10:05:26,250 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:26,251 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-07-01 10:05:26,257 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:26,258 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-07-01 10:05:26,264 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:26,265 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-07-01 10:05:26,267 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:26,267 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-07-01 10:05:26,267 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:26,268 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-07-01 10:05:26,268 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:26,268 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-07-01 10:05:26,268 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:26,269 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 2 [2021-07-01 10:05:26,271 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:26,271 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-07-01 10:05:26,276 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:26,276 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-01 10:05:26,280 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-01 10:05:26,280 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-01 10:05:26,280 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [721802885] [2021-07-01 10:05:26,281 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [721802885] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-01 10:05:26,281 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1563775722] [2021-07-01 10:05:26,281 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-01 10:05:26,312 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-07-01 10:05:26,312 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-01 10:05:26,312 INFO L263 TraceCheckSpWp]: Trace formula consists of 59 conjuncts, 20 conjunts are in the unsatisfiable core [2021-07-01 10:05:26,314 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-01 10:05:26,314 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:26,314 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-01 10:05:26,314 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:26,315 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-01 10:05:26,315 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:26,315 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-01 10:05:26,315 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:26,315 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-01 10:05:26,316 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:26,316 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-01 10:05:26,316 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:26,316 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-01 10:05:26,321 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:26,321 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-01 10:05:26,322 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:26,322 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-01 10:05:26,323 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:26,323 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-07-01 10:05:26,323 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:26,324 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-07-01 10:05:26,324 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:26,326 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-07-01 10:05:26,327 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:26,327 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-07-01 10:05:26,327 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:26,327 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-07-01 10:05:26,328 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:26,330 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-07-01 10:05:26,330 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:26,331 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-07-01 10:05:26,331 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:26,331 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-07-01 10:05:26,331 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:26,332 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-07-01 10:05:26,332 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:26,332 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-07-01 10:05:26,333 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:26,333 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-07-01 10:05:26,337 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:26,337 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-07-01 10:05:26,337 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:26,340 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-07-01 10:05:26,341 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:26,344 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-07-01 10:05:26,344 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:26,346 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-07-01 10:05:26,346 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:26,347 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-07-01 10:05:26,347 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:26,353 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-07-01 10:05:26,353 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:26,353 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-07-01 10:05:26,354 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:26,354 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-07-01 10:05:26,354 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:26,354 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-07-01 10:05:26,355 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:26,358 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-07-01 10:05:26,358 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:26,359 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-07-01 10:05:26,359 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-07-01 10:05:26,362 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:26,363 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-07-01 10:05:26,367 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:26,367 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-07-01 10:05:26,370 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-07-01 10:05:26,371 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:26,372 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-07-01 10:05:26,372 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:26,372 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-07-01 10:05:26,373 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:26,373 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-07-01 10:05:26,373 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:26,374 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-07-01 10:05:26,374 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-07-01 10:05:26,375 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:26,375 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-07-01 10:05:26,375 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:26,376 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-07-01 10:05:26,376 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-07-01 10:05:26,376 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:26,377 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-07-01 10:05:26,377 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:26,377 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-07-01 10:05:26,378 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:26,378 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-07-01 10:05:26,378 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:26,378 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-07-01 10:05:26,379 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:26,380 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-07-01 10:05:26,380 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:26,381 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-07-01 10:05:26,381 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:26,381 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-07-01 10:05:26,382 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:26,382 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-07-01 10:05:26,383 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-07-01 10:05:26,383 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:26,384 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-07-01 10:05:26,384 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:26,385 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-07-01 10:05:26,385 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-07-01 10:05:26,385 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:26,386 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-07-01 10:05:26,386 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:26,386 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-07-01 10:05:26,387 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:26,387 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-07-01 10:05:26,387 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:26,390 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-07-01 10:05:26,390 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:26,390 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-07-01 10:05:26,391 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:26,391 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-07-01 10:05:26,391 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:26,391 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-07-01 10:05:26,391 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:26,392 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-07-01 10:05:26,392 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:26,392 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-07-01 10:05:26,392 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:26,393 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-07-01 10:05:26,393 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:26,393 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-07-01 10:05:26,397 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:26,397 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-07-01 10:05:26,398 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-07-01 10:05:26,398 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:26,398 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-07-01 10:05:26,400 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:26,400 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-07-01 10:05:26,401 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-07-01 10:05:26,403 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:26,403 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-07-01 10:05:26,404 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:26,404 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-07-01 10:05:26,405 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:26,405 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-07-01 10:05:26,405 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:26,406 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-07-01 10:05:26,410 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-07-01 10:05:26,410 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:26,411 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-07-01 10:05:26,412 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:26,412 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-07-01 10:05:26,412 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-07-01 10:05:26,413 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:26,416 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-07-01 10:05:26,417 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:26,417 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-07-01 10:05:26,418 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:26,427 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-07-01 10:05:26,428 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:26,428 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-07-01 10:05:26,429 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-07-01 10:05:26,429 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:26,430 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-07-01 10:05:26,431 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:26,431 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-07-01 10:05:26,431 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-07-01 10:05:26,432 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:26,433 INFO L147 QuantifierPusher]: treesize reduction 11, result has 35.3 percent of original size 6 [2021-07-01 10:05:26,433 INFO L142 QuantifierPusher]: treesize reduction 11, result has 35.3 percent of original size [2021-07-01 10:05:26,434 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-07-01 10:05:26,434 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:26,434 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-07-01 10:05:26,435 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:26,435 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-07-01 10:05:26,436 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-07-01 10:05:26,436 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:26,437 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-07-01 10:05:26,438 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:26,438 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-07-01 10:05:26,438 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-07-01 10:05:26,438 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:26,440 INFO L147 QuantifierPusher]: treesize reduction 11, result has 35.3 percent of original size 6 [2021-07-01 10:05:26,440 INFO L142 QuantifierPusher]: treesize reduction 11, result has 35.3 percent of original size [2021-07-01 10:05:26,440 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-07-01 10:05:26,441 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:26,445 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-07-01 10:05:26,446 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:26,446 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-07-01 10:05:26,447 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-07-01 10:05:26,447 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:26,447 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-07-01 10:05:26,448 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:26,448 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-07-01 10:05:26,448 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-07-01 10:05:26,449 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:26,449 INFO L147 QuantifierPusher]: treesize reduction 11, result has 35.3 percent of original size 6 [2021-07-01 10:05:26,450 INFO L142 QuantifierPusher]: treesize reduction 11, result has 35.3 percent of original size [2021-07-01 10:05:26,450 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-07-01 10:05:26,450 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:26,450 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-07-01 10:05:26,451 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:26,451 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-07-01 10:05:26,451 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-07-01 10:05:26,452 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:26,452 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-07-01 10:05:26,452 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:26,452 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-07-01 10:05:26,452 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-07-01 10:05:26,453 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:26,455 INFO L147 QuantifierPusher]: treesize reduction 11, result has 35.3 percent of original size 6 [2021-07-01 10:05:26,455 INFO L142 QuantifierPusher]: treesize reduction 11, result has 35.3 percent of original size [2021-07-01 10:05:26,455 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-07-01 10:05:26,456 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:26,456 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-07-01 10:05:26,457 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:26,457 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-07-01 10:05:26,457 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-07-01 10:05:26,458 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:26,458 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-07-01 10:05:26,458 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:26,459 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-07-01 10:05:26,460 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:26,460 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-07-01 10:05:26,460 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-07-01 10:05:26,460 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-07-01 10:05:26,461 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:26,476 INFO L732 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-07-01 10:05:26,482 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:26,482 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-07-01 10:05:26,483 INFO L142 QuantifierPusher]: treesize reduction 14, result has 33.3 percent of original size [2021-07-01 10:05:26,484 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 2 [2021-07-01 10:05:26,484 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 2 [2021-07-01 10:05:26,484 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:26,484 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 2 [2021-07-01 10:05:26,484 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:26,485 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 2 [2021-07-01 10:05:26,485 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:26,485 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 2 [2021-07-01 10:05:26,485 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:26,485 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 2 [2021-07-01 10:05:26,486 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:26,486 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 2 [2021-07-01 10:05:26,486 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:26,486 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 2 [2021-07-01 10:05:26,487 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:26,487 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 2 [2021-07-01 10:05:26,487 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:26,488 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 2 [2021-07-01 10:05:26,488 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:26,488 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 2 [2021-07-01 10:05:26,488 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:26,489 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-07-01 10:05:26,489 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:26,489 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-07-01 10:05:26,490 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:26,492 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-07-01 10:05:26,492 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:26,492 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-07-01 10:05:26,504 INFO L142 QuantifierPusher]: treesize reduction 10, result has 33.3 percent of original size [2021-07-01 10:05:26,504 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-07-01 10:05:26,505 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:26,505 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-01 10:05:26,505 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:26,506 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-01 10:05:26,506 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:26,506 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-01 10:05:26,506 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:26,507 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-01 10:05:26,507 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:26,507 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-01 10:05:26,508 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:26,508 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-01 10:05:26,508 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:26,508 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-01 10:05:26,510 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-01 10:05:26,510 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1563775722] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-01 10:05:26,510 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-01 10:05:26,510 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 10] total 11 [2021-07-01 10:05:26,510 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1847860626] [2021-07-01 10:05:26,511 INFO L462 AbstractCegarLoop]: Interpolant automaton has 13 states [2021-07-01 10:05:26,511 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-01 10:05:26,511 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2021-07-01 10:05:26,511 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=65, Invalid=91, Unknown=0, NotChecked=0, Total=156 [2021-07-01 10:05:26,511 INFO L87 Difference]: Start difference. First operand 22727 states and 122325 transitions. Second operand has 13 states, 12 states have (on average 2.3333333333333335) internal successors, (28), 12 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) [2021-07-01 10:05:26,992 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-07-01 10:05:26,992 INFO L93 Difference]: Finished difference Result 23330 states and 125510 transitions. [2021-07-01 10:05:26,993 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-07-01 10:05:26,993 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 2.3333333333333335) internal successors, (28), 12 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) Word has length 26 [2021-07-01 10:05:26,993 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-07-01 10:05:27,050 INFO L225 Difference]: With dead ends: 23330 [2021-07-01 10:05:27,050 INFO L226 Difference]: Without dead ends: 16828 [2021-07-01 10:05:27,050 INFO L760 BasicCegarLoop]: 0 DeclaredPredicates, 40 GetRequests, 28 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 48 ImplicationChecksByTransitivity, 62.6ms TimeCoverageRelationStatistics Valid=70, Invalid=112, Unknown=0, NotChecked=0, Total=182 [2021-07-01 10:05:27,401 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16828 states. [2021-07-01 10:05:27,628 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16828 to 13564. [2021-07-01 10:05:27,651 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13564 states, 13562 states have (on average 5.243916826426781) internal successors, (71118), 13563 states have internal predecessors, (71118), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-01 10:05:27,705 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13564 states to 13564 states and 71118 transitions. [2021-07-01 10:05:27,705 INFO L78 Accepts]: Start accepts. Automaton has 13564 states and 71118 transitions. Word has length 26 [2021-07-01 10:05:27,705 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-07-01 10:05:27,705 INFO L482 AbstractCegarLoop]: Abstraction has 13564 states and 71118 transitions. [2021-07-01 10:05:27,706 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 13 states, 12 states have (on average 2.3333333333333335) internal successors, (28), 12 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) [2021-07-01 10:05:27,706 INFO L276 IsEmpty]: Start isEmpty. Operand 13564 states and 71118 transitions. [2021-07-01 10:05:27,723 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-07-01 10:05:27,723 INFO L496 BasicCegarLoop]: Found error trace [2021-07-01 10:05:27,723 INFO L504 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-07-01 10:05:27,939 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13,5 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-01 10:05:27,939 INFO L430 AbstractCegarLoop]: === Iteration 12 === [ServerThreadErr0ASSERT_VIOLATIONASSERT]=== [2021-07-01 10:05:27,940 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-01 10:05:27,940 INFO L82 PathProgramCache]: Analyzing trace with hash 1802168143, now seen corresponding path program 1 times [2021-07-01 10:05:27,940 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-01 10:05:27,940 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [373157467] [2021-07-01 10:05:27,940 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-01 10:05:27,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-01 10:05:27,987 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:27,987 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-07-01 10:05:27,991 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:27,992 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-07-01 10:05:27,998 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:27,998 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-07-01 10:05:28,003 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:28,003 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-07-01 10:05:28,008 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:28,010 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-07-01 10:05:28,018 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:28,018 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-07-01 10:05:28,025 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:28,025 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-07-01 10:05:28,032 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:28,033 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-07-01 10:05:28,033 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:28,033 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-07-01 10:05:28,034 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:28,034 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-07-01 10:05:28,034 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:28,034 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-07-01 10:05:28,035 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:28,035 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-07-01 10:05:28,035 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:28,036 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-07-01 10:05:28,036 INFO L142 QuantifierPusher]: treesize reduction 11, result has 45.0 percent of original size [2021-07-01 10:05:28,036 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-07-01 10:05:28,044 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-01 10:05:28,044 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-01 10:05:28,044 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [373157467] [2021-07-01 10:05:28,044 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [373157467] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-01 10:05:28,044 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-01 10:05:28,044 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-07-01 10:05:28,044 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1286236108] [2021-07-01 10:05:28,045 INFO L462 AbstractCegarLoop]: Interpolant automaton has 10 states [2021-07-01 10:05:28,045 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-01 10:05:28,045 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-07-01 10:05:28,045 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=73, Unknown=0, NotChecked=0, Total=90 [2021-07-01 10:05:28,045 INFO L87 Difference]: Start difference. First operand 13564 states and 71118 transitions. Second operand has 10 states, 9 states have (on average 3.111111111111111) internal successors, (28), 9 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) [2021-07-01 10:05:28,691 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-07-01 10:05:28,691 INFO L93 Difference]: Finished difference Result 13564 states and 70992 transitions. [2021-07-01 10:05:28,692 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-01 10:05:28,692 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 9 states have (on average 3.111111111111111) internal successors, (28), 9 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) Word has length 28 [2021-07-01 10:05:28,693 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-07-01 10:05:28,725 INFO L225 Difference]: With dead ends: 13564 [2021-07-01 10:05:28,725 INFO L226 Difference]: Without dead ends: 9758 [2021-07-01 10:05:28,726 INFO L760 BasicCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 45.0ms TimeCoverageRelationStatistics Valid=17, Invalid=73, Unknown=0, NotChecked=0, Total=90 [2021-07-01 10:05:28,848 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9758 states. [2021-07-01 10:05:28,991 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9758 to 9758. [2021-07-01 10:05:29,008 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9758 states, 9756 states have (on average 5.273062730627307) internal successors, (51444), 9757 states have internal predecessors, (51444), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-01 10:05:29,168 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9758 states to 9758 states and 51444 transitions. [2021-07-01 10:05:29,168 INFO L78 Accepts]: Start accepts. Automaton has 9758 states and 51444 transitions. Word has length 28 [2021-07-01 10:05:29,169 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-07-01 10:05:29,169 INFO L482 AbstractCegarLoop]: Abstraction has 9758 states and 51444 transitions. [2021-07-01 10:05:29,169 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 10 states, 9 states have (on average 3.111111111111111) internal successors, (28), 9 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) [2021-07-01 10:05:29,169 INFO L276 IsEmpty]: Start isEmpty. Operand 9758 states and 51444 transitions. [2021-07-01 10:05:29,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-07-01 10:05:29,186 INFO L496 BasicCegarLoop]: Found error trace [2021-07-01 10:05:29,186 INFO L504 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-07-01 10:05:29,186 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2021-07-01 10:05:29,186 INFO L430 AbstractCegarLoop]: === Iteration 13 === [ServerThreadErr0ASSERT_VIOLATIONASSERT]=== [2021-07-01 10:05:29,186 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-01 10:05:29,186 INFO L82 PathProgramCache]: Analyzing trace with hash 63231460, now seen corresponding path program 2 times [2021-07-01 10:05:29,186 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-01 10:05:29,187 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1206317192] [2021-07-01 10:05:29,187 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-01 10:05:29,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-01 10:05:29,255 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:29,255 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-01 10:05:29,258 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:29,258 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-07-01 10:05:29,261 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:29,262 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-07-01 10:05:29,266 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:29,266 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-07-01 10:05:29,271 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:29,271 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-07-01 10:05:29,278 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:29,279 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-07-01 10:05:29,285 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:29,285 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-07-01 10:05:29,292 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:29,293 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-07-01 10:05:29,301 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:29,301 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-07-01 10:05:29,302 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:29,303 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-07-01 10:05:29,303 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:29,306 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-07-01 10:05:29,306 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:29,306 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-07-01 10:05:29,306 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:29,307 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-07-01 10:05:29,307 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:29,307 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 2 [2021-07-01 10:05:29,310 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:29,310 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-07-01 10:05:29,315 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:29,315 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-01 10:05:29,320 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-01 10:05:29,320 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-01 10:05:29,320 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1206317192] [2021-07-01 10:05:29,320 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1206317192] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-01 10:05:29,320 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1669002114] [2021-07-01 10:05:29,320 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 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-01 10:05:29,348 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-07-01 10:05:29,348 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-01 10:05:29,349 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 23 conjunts are in the unsatisfiable core [2021-07-01 10:05:29,354 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-01 10:05:29,355 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:29,356 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-01 10:05:29,356 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:29,356 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-01 10:05:29,356 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:29,357 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-01 10:05:29,357 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:29,357 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-01 10:05:29,357 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:29,357 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-01 10:05:29,358 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:29,358 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-01 10:05:29,358 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:29,358 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-01 10:05:29,358 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:29,358 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-01 10:05:29,359 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:29,359 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-07-01 10:05:29,359 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:29,366 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-07-01 10:05:29,367 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:29,367 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-07-01 10:05:29,367 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:29,367 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-07-01 10:05:29,369 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:29,371 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-07-01 10:05:29,371 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:29,371 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-07-01 10:05:29,371 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:29,372 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-07-01 10:05:29,372 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:29,373 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-07-01 10:05:29,373 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:29,374 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-07-01 10:05:29,374 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:29,374 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-07-01 10:05:29,374 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:29,376 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-07-01 10:05:29,377 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:29,377 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-07-01 10:05:29,377 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:29,377 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-07-01 10:05:29,378 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:29,378 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-07-01 10:05:29,378 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:29,378 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-07-01 10:05:29,378 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:29,379 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-07-01 10:05:29,379 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:29,379 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-07-01 10:05:29,380 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:29,380 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-07-01 10:05:29,381 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:29,381 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-07-01 10:05:29,381 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:29,381 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-07-01 10:05:29,382 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:29,382 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-07-01 10:05:29,384 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:29,384 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-07-01 10:05:29,384 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-07-01 10:05:29,385 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:29,385 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-07-01 10:05:29,385 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:29,385 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-07-01 10:05:29,386 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-07-01 10:05:29,386 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:29,387 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-07-01 10:05:29,387 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:29,387 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-07-01 10:05:29,387 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:29,388 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-07-01 10:05:29,388 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:29,388 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-07-01 10:05:29,388 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-07-01 10:05:29,389 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:29,389 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-07-01 10:05:29,389 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:29,389 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-07-01 10:05:29,390 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-07-01 10:05:29,390 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:29,391 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-07-01 10:05:29,391 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:29,391 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-07-01 10:05:29,392 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:29,392 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-07-01 10:05:29,392 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:29,392 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-07-01 10:05:29,393 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:29,393 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-07-01 10:05:29,393 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:29,393 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-07-01 10:05:29,394 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:29,394 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-07-01 10:05:29,394 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:29,394 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-07-01 10:05:29,395 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-07-01 10:05:29,395 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:29,396 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-07-01 10:05:29,396 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:29,397 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-07-01 10:05:29,397 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-07-01 10:05:29,397 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:29,398 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-07-01 10:05:29,398 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:29,398 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-07-01 10:05:29,398 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:29,399 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-07-01 10:05:29,399 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:29,399 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-07-01 10:05:29,399 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:29,399 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-07-01 10:05:29,400 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:29,400 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-07-01 10:05:29,400 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:29,400 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-07-01 10:05:29,401 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:29,401 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-07-01 10:05:29,401 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:29,401 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-07-01 10:05:29,401 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:29,402 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-07-01 10:05:29,402 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:29,402 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-07-01 10:05:29,403 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:29,403 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-07-01 10:05:29,403 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-07-01 10:05:29,403 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:29,404 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-07-01 10:05:29,404 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:29,404 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-07-01 10:05:29,404 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-07-01 10:05:29,405 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:29,405 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-07-01 10:05:29,405 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:29,405 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-07-01 10:05:29,406 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:29,406 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-07-01 10:05:29,406 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:29,406 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-07-01 10:05:29,407 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:29,407 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-07-01 10:05:29,407 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:29,407 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-07-01 10:05:29,408 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:29,408 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-07-01 10:05:29,408 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:29,408 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-07-01 10:05:29,409 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-07-01 10:05:29,409 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:29,409 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-07-01 10:05:29,409 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:29,409 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-07-01 10:05:29,410 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-07-01 10:05:29,410 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:29,410 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-07-01 10:05:29,411 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:29,411 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-07-01 10:05:29,411 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:29,412 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-07-01 10:05:29,412 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:29,412 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-07-01 10:05:29,413 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-07-01 10:05:29,413 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:29,413 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-07-01 10:05:29,414 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:29,414 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-07-01 10:05:29,414 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-07-01 10:05:29,414 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:29,415 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-07-01 10:05:29,415 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:29,415 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-07-01 10:05:29,416 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:29,416 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-07-01 10:05:29,417 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:29,417 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-07-01 10:05:29,417 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-07-01 10:05:29,417 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:29,418 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-07-01 10:05:29,418 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:29,418 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-07-01 10:05:29,418 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-07-01 10:05:29,419 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:29,419 INFO L147 QuantifierPusher]: treesize reduction 11, result has 35.3 percent of original size 6 [2021-07-01 10:05:29,420 INFO L142 QuantifierPusher]: treesize reduction 11, result has 35.3 percent of original size [2021-07-01 10:05:29,420 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-07-01 10:05:29,420 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:29,421 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-07-01 10:05:29,421 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:29,421 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-07-01 10:05:29,421 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-07-01 10:05:29,422 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:29,422 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-07-01 10:05:29,422 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:29,422 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-07-01 10:05:29,423 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-07-01 10:05:29,423 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:29,424 INFO L147 QuantifierPusher]: treesize reduction 11, result has 35.3 percent of original size 6 [2021-07-01 10:05:29,424 INFO L142 QuantifierPusher]: treesize reduction 11, result has 35.3 percent of original size [2021-07-01 10:05:29,425 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-07-01 10:05:29,425 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:29,425 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-07-01 10:05:29,425 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:29,426 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-07-01 10:05:29,426 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-07-01 10:05:29,426 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:29,427 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-07-01 10:05:29,427 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:29,427 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-07-01 10:05:29,427 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-07-01 10:05:29,428 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:29,428 INFO L147 QuantifierPusher]: treesize reduction 11, result has 35.3 percent of original size 6 [2021-07-01 10:05:29,428 INFO L142 QuantifierPusher]: treesize reduction 11, result has 35.3 percent of original size [2021-07-01 10:05:29,429 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-07-01 10:05:29,429 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:29,429 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-07-01 10:05:29,430 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:29,430 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-07-01 10:05:29,430 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-07-01 10:05:29,431 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:29,431 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-07-01 10:05:29,431 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:29,431 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-07-01 10:05:29,432 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-07-01 10:05:29,432 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:29,433 INFO L147 QuantifierPusher]: treesize reduction 11, result has 35.3 percent of original size 6 [2021-07-01 10:05:29,433 INFO L142 QuantifierPusher]: treesize reduction 11, result has 35.3 percent of original size [2021-07-01 10:05:29,434 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-07-01 10:05:29,434 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:29,434 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-07-01 10:05:29,435 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:29,435 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-07-01 10:05:29,435 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-07-01 10:05:29,436 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:29,436 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-07-01 10:05:29,436 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:29,437 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-07-01 10:05:29,437 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-07-01 10:05:29,437 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:29,438 INFO L147 QuantifierPusher]: treesize reduction 11, result has 35.3 percent of original size 6 [2021-07-01 10:05:29,438 INFO L142 QuantifierPusher]: treesize reduction 11, result has 35.3 percent of original size [2021-07-01 10:05:29,438 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-07-01 10:05:29,439 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:29,439 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-07-01 10:05:29,439 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:29,440 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-07-01 10:05:29,440 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-07-01 10:05:29,440 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:29,440 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-07-01 10:05:29,441 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:29,441 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-07-01 10:05:29,441 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:29,441 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-07-01 10:05:29,442 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-07-01 10:05:29,442 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-07-01 10:05:29,442 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:29,443 INFO L732 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-07-01 10:05:29,444 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:29,444 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-07-01 10:05:29,444 INFO L142 QuantifierPusher]: treesize reduction 14, result has 33.3 percent of original size [2021-07-01 10:05:29,445 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 2 [2021-07-01 10:05:29,445 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 2 [2021-07-01 10:05:29,445 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:29,445 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 2 [2021-07-01 10:05:29,446 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:29,446 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 2 [2021-07-01 10:05:29,446 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:29,446 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 2 [2021-07-01 10:05:29,446 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:29,447 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 2 [2021-07-01 10:05:29,447 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:29,447 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 2 [2021-07-01 10:05:29,447 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:29,447 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 2 [2021-07-01 10:05:29,447 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:29,448 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 2 [2021-07-01 10:05:29,448 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:29,448 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 2 [2021-07-01 10:05:29,448 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:29,448 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 2 [2021-07-01 10:05:29,449 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:29,449 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-07-01 10:05:29,449 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:29,450 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-07-01 10:05:29,450 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:29,451 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-07-01 10:05:29,451 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:29,451 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-07-01 10:05:29,460 INFO L142 QuantifierPusher]: treesize reduction 10, result has 33.3 percent of original size [2021-07-01 10:05:29,461 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-07-01 10:05:29,461 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:29,461 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-01 10:05:29,462 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:29,462 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-01 10:05:29,462 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:29,462 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-01 10:05:29,462 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:29,463 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-01 10:05:29,463 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:29,463 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-01 10:05:29,463 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:29,463 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-01 10:05:29,464 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-01 10:05:29,464 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-01 10:05:29,464 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-01 10:05:29,464 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1669002114] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-01 10:05:29,464 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-01 10:05:29,464 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 11] total 12 [2021-07-01 10:05:29,464 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [925398134] [2021-07-01 10:05:29,464 INFO L462 AbstractCegarLoop]: Interpolant automaton has 14 states [2021-07-01 10:05:29,465 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-01 10:05:29,465 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2021-07-01 10:05:29,465 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=77, Invalid=105, Unknown=0, NotChecked=0, Total=182 [2021-07-01 10:05:29,465 INFO L87 Difference]: Start difference. First operand 9758 states and 51444 transitions. Second operand has 14 states, 13 states have (on average 2.3846153846153846) internal successors, (31), 13 states have internal predecessors, (31), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-01 10:05:29,671 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-07-01 10:05:29,671 INFO L93 Difference]: Finished difference Result 5640 states and 31068 transitions. [2021-07-01 10:05:29,671 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-01 10:05:29,671 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 13 states have (on average 2.3846153846153846) internal successors, (31), 13 states have internal predecessors, (31), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 29 [2021-07-01 10:05:29,672 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-07-01 10:05:29,672 INFO L225 Difference]: With dead ends: 5640 [2021-07-01 10:05:29,672 INFO L226 Difference]: Without dead ends: 0 [2021-07-01 10:05:29,673 INFO L760 BasicCegarLoop]: 0 DeclaredPredicates, 44 GetRequests, 32 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 49 ImplicationChecksByTransitivity, 60.2ms TimeCoverageRelationStatistics Valid=77, Invalid=105, Unknown=0, NotChecked=0, Total=182 [2021-07-01 10:05:29,673 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-07-01 10:05:29,673 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-07-01 10:05:29,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-01 10:05:29,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-07-01 10:05:29,673 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 29 [2021-07-01 10:05:29,673 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-07-01 10:05:29,673 INFO L482 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-07-01 10:05:29,673 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 14 states, 13 states have (on average 2.3846153846153846) internal successors, (31), 13 states have internal predecessors, (31), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-01 10:05:29,673 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-07-01 10:05:29,674 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-07-01 10:05:29,889 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable16 [2021-07-01 10:05:29,889 INFO L301 ceAbstractionStarter]: Result for error location ServerThreadThread1of1ForFork0 was SAFE (1/2) [2021-07-01 10:05:29,890 INFO L255 AbstractCegarLoop]: Starting to check reachability of 7 error locations. [2021-07-01 10:05:29,891 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-07-01 10:05:29,891 INFO L379 AbstractCegarLoop]: Hoare is false [2021-07-01 10:05:29,891 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-07-01 10:05:29,891 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-07-01 10:05:29,891 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-07-01 10:05:29,891 INFO L383 AbstractCegarLoop]: Difference is false [2021-07-01 10:05:29,892 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-07-01 10:05:29,892 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == ULTIMATE.start======== [2021-07-01 10:05:30,162 INFO L276 IsEmpty]: Start isEmpty. Operand has 2917 states, 2547 states have (on average 3.41421279937181) internal successors, (8696), 2916 states have internal predecessors, (8696), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-01 10:05:30,171 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-07-01 10:05:30,172 INFO L301 ceAbstractionStarter]: Result for error location ULTIMATE.start was SAFE (2/2) [2021-07-01 10:05:30,172 INFO L247 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-07-01 10:05:30,174 INFO L202 PluginConnector]: Adding new model bluetooth-serverassert06.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 01.07 10:05:30 BasicIcfg [2021-07-01 10:05:30,174 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-07-01 10:05:30,174 INFO L168 Benchmark]: Toolchain (without parser) took 28525.51 ms. Allocated memory was 176.2 MB in the beginning and 7.5 GB in the end (delta: 7.3 GB). Free memory was 156.6 MB in the beginning and 4.6 GB in the end (delta: -4.5 GB). Peak memory consumption was 2.8 GB. Max. memory is 8.0 GB. [2021-07-01 10:05:30,174 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.28 ms. Allocated memory is still 176.2 MB. Free memory is still 157.6 MB. There was no memory consumed. Max. memory is 8.0 GB. [2021-07-01 10:05:30,174 INFO L168 Benchmark]: Boogie Procedure Inliner took 23.81 ms. Allocated memory is still 176.2 MB. Free memory was 156.4 MB in the beginning and 154.6 MB in the end (delta: 1.8 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. [2021-07-01 10:05:30,174 INFO L168 Benchmark]: Boogie Preprocessor took 11.69 ms. Allocated memory is still 176.2 MB. Free memory was 154.6 MB in the beginning and 153.7 MB in the end (delta: 893.7 kB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. [2021-07-01 10:05:30,175 INFO L168 Benchmark]: RCFGBuilder took 205.91 ms. Allocated memory is still 176.2 MB. Free memory was 153.7 MB in the beginning and 140.8 MB in the end (delta: 12.8 MB). Peak memory consumption was 12.6 MB. Max. memory is 8.0 GB. [2021-07-01 10:05:30,175 INFO L168 Benchmark]: TraceAbstraction took 28263.95 ms. Allocated memory was 176.2 MB in the beginning and 7.5 GB in the end (delta: 7.3 GB). Free memory was 140.3 MB in the beginning and 4.6 GB in the end (delta: -4.5 GB). Peak memory consumption was 2.8 GB. Max. memory is 8.0 GB. [2021-07-01 10:05:30,175 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 0.28 ms. Allocated memory is still 176.2 MB. Free memory is still 157.6 MB. There was no memory consumed. Max. memory is 8.0 GB. * Boogie Procedure Inliner took 23.81 ms. Allocated memory is still 176.2 MB. Free memory was 156.4 MB in the beginning and 154.6 MB in the end (delta: 1.8 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 11.69 ms. Allocated memory is still 176.2 MB. Free memory was 154.6 MB in the beginning and 153.7 MB in the end (delta: 893.7 kB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. * RCFGBuilder took 205.91 ms. Allocated memory is still 176.2 MB. Free memory was 153.7 MB in the beginning and 140.8 MB in the end (delta: 12.8 MB). Peak memory consumption was 12.6 MB. Max. memory is 8.0 GB. * TraceAbstraction took 28263.95 ms. Allocated memory was 176.2 MB in the beginning and 7.5 GB in the end (delta: 7.3 GB). Free memory was 140.3 MB in the beginning and 4.6 GB in the end (delta: -4.5 GB). Peak memory consumption was 2.8 GB. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 263343, positive: 193050, positive conditional: 193050, positive unconditional: 0, negative: 70293, negative conditional: 70293, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 242577, positive: 193050, positive conditional: 0, positive unconditional: 193050, negative: 49527, negative conditional: 0, negative unconditional: 49527, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 511, positive: 404, positive conditional: 0, positive unconditional: 404, negative: 107, negative conditional: 0, negative unconditional: 107, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 511, positive: 345, positive conditional: 0, positive unconditional: 345, negative: 166, negative conditional: 0, negative unconditional: 166, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 166, positive: 59, positive conditional: 0, positive unconditional: 59, negative: 107, negative conditional: 0, negative unconditional: 107, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 321, positive: 131, positive conditional: 0, positive unconditional: 131, negative: 190, negative conditional: 0, negative unconditional: 190, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 242577, positive: 192646, positive conditional: 0, positive unconditional: 192646, negative: 49420, negative conditional: 0, negative unconditional: 49420, unknown: 511, unknown conditional: 0, unknown unconditional: 511] , Statistics on independence cache: Total cache size (in pairs): 511, Positive cache size: 404, Positive conditional cache size: 0, Positive unconditional cache size: 404, Negative cache size: 107, Negative conditional cache size: 0, Negative unconditional cache size: 107, Independence queries for same thread: 20766 - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 27794, positive: 20105, positive conditional: 20105, positive unconditional: 0, negative: 7689, negative conditional: 7689, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 25384, positive: 20105, positive conditional: 0, positive unconditional: 20105, negative: 5279, negative conditional: 0, negative unconditional: 5279, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 306, positive: 245, positive conditional: 0, positive unconditional: 245, negative: 61, negative conditional: 0, negative unconditional: 61, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 306, positive: 210, positive conditional: 0, positive unconditional: 210, negative: 96, negative conditional: 0, negative unconditional: 96, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 96, positive: 35, positive conditional: 0, positive unconditional: 35, negative: 61, negative conditional: 0, negative unconditional: 61, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 75, positive: 36, positive conditional: 0, positive unconditional: 36, negative: 39, negative conditional: 0, negative unconditional: 39, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 25384, positive: 19860, positive conditional: 0, positive unconditional: 19860, negative: 5218, negative conditional: 0, negative unconditional: 5218, unknown: 306, unknown conditional: 0, unknown unconditional: 306] , Statistics on independence cache: Total cache size (in pairs): 306, Positive cache size: 245, Positive conditional cache size: 0, Positive unconditional cache size: 245, Negative cache size: 61, Negative conditional cache size: 0, Negative unconditional cache size: 61, Independence queries for same thread: 2410 - PositiveResult [Line: 75]: assertion always holds For all program executions holds that assertion always holds at this location - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: ServerThreadThread1of1ForFork0 with 1 thread instances CFG has 10 procedures, 57 locations, 9 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 27920.4ms, OverallIterations: 13, TraceHistogramMax: 2, EmptinessCheckTime: 513.2ms, AutomataDifference: 8878.8ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 2028.1ms, PartialOrderReductionTime: 2020.2ms, HoareTripleCheckerStatistics: 848 SDtfs, 1124 SDslu, 3252 SDs, 0 SdLazy, 3803 SolverSat, 681 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 1772.5ms Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 237 GetRequests, 143 SyntacticMatches, 0 SemanticMatches, 94 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 204 ImplicationChecksByTransitivity, 888.9ms Time, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=28021occurred in iteration=6, InterpolantAutomatonStates: 103, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: 12727.3ms AutomataMinimizationTime, 13 MinimizatonAttempts, 45551 StatesRemovedByMinimization, 10 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 60.7ms SsaConstructionTime, 211.9ms SatisfiabilityAnalysisTime, 2000.5ms InterpolantComputationTime, 375 NumberOfCodeBlocks, 375 NumberOfCodeBlocksAsserted, 23 NumberOfCheckSat, 357 ConstructedInterpolants, 0 QuantifiedInterpolants, 1963 SizeOfPredicates, 10 NumberOfNonLiveVariables, 255 ConjunctsInSsa, 85 ConjunctsInUnsatCore, 18 InterpolantComputations, 8 PerfectInterpolantSequences, 0/10 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 - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: ULTIMATE.start with 1 thread instances CFG has 10 procedures, 57 locations, 9 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 280.2ms, OverallIterations: 0, TraceHistogramMax: 0, EmptinessCheckTime: 12.6ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 267.1ms, PartialOrderReductionTime: 266.1ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=2917occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! Received shutdown request...