/usr/bin/java -Xmx16000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-POR-DelaySleep-NoLbe-Random521.epf -tc ../../../trunk/examples/toolchains/AutomizerBplInline.xml -i ../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/unroll-5.wvr.bpl -------------------------------------------------------------------------------- This is Ultimate 0.2.1-2abb09bbbae98a04ae2fcc735832bfdba44f6fbc-2abb09b [2021-06-06 20:43:52,688 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-06-06 20:43:52,690 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-06-06 20:43:52,716 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-06-06 20:43:52,717 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-06-06 20:43:52,720 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-06-06 20:43:52,722 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-06-06 20:43:52,727 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-06-06 20:43:52,728 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-06-06 20:43:52,732 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-06-06 20:43:52,733 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-06-06 20:43:52,734 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-06-06 20:43:52,734 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-06-06 20:43:52,736 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-06-06 20:43:52,738 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-06-06 20:43:52,739 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-06-06 20:43:52,742 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-06-06 20:43:52,743 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-06-06 20:43:52,745 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-06-06 20:43:52,749 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-06-06 20:43:52,750 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-06-06 20:43:52,752 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-06-06 20:43:52,753 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-06-06 20:43:52,754 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-06-06 20:43:52,759 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-06-06 20:43:52,759 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-06-06 20:43:52,759 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-06-06 20:43:52,760 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-06-06 20:43:52,760 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-06-06 20:43:52,760 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-06-06 20:43:52,761 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-06-06 20:43:52,761 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-06-06 20:43:52,762 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-06-06 20:43:52,762 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-06-06 20:43:52,768 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-06-06 20:43:52,769 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-06-06 20:43:52,769 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-06-06 20:43:52,769 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-06-06 20:43:52,769 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-06-06 20:43:52,770 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-06-06 20:43:52,770 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-06-06 20:43:52,771 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-POR-DelaySleep-NoLbe-Random521.epf [2021-06-06 20:43:52,806 INFO L113 SettingsManager]: Loading preferences was successful [2021-06-06 20:43:52,806 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-06-06 20:43:52,807 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-06-06 20:43:52,807 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-06-06 20:43:52,809 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-06-06 20:43:52,809 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-06-06 20:43:52,809 INFO L138 SettingsManager]: * Use SBE=true [2021-06-06 20:43:52,810 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-06-06 20:43:52,810 INFO L138 SettingsManager]: * sizeof long=4 [2021-06-06 20:43:52,810 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-06-06 20:43:52,810 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-06-06 20:43:52,811 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-06-06 20:43:52,811 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-06-06 20:43:52,811 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-06-06 20:43:52,811 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-06-06 20:43:52,811 INFO L138 SettingsManager]: * sizeof long double=12 [2021-06-06 20:43:52,811 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-06-06 20:43:52,811 INFO L138 SettingsManager]: * Use constant arrays=true [2021-06-06 20:43:52,811 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-06-06 20:43:52,812 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-06-06 20:43:52,812 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-06-06 20:43:52,812 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-06-06 20:43:52,812 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-06-06 20:43:52,812 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-06-06 20:43:52,812 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-06-06 20:43:52,812 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-06-06 20:43:52,812 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-06-06 20:43:52,813 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-06-06 20:43:52,813 INFO L138 SettingsManager]: * DFS Order used in POR=RANDOM [2021-06-06 20:43:52,813 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-06-06 20:43:52,813 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-06-06 20:43:52,813 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-06-06 20:43:52,813 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-06-06 20:43:52,813 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=SLEEP_DELAY_SET [2021-06-06 20:43:52,813 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-06-06 20:43:52,814 INFO L138 SettingsManager]: * Random seed used by POR DFS order=521 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-06-06 20:43:53,130 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-06-06 20:43:53,157 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-06-06 20:43:53,158 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-06-06 20:43:53,159 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2021-06-06 20:43:53,160 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2021-06-06 20:43:53,160 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/unroll-5.wvr.bpl [2021-06-06 20:43:53,218 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/unroll-5.wvr.bpl' [2021-06-06 20:43:53,267 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-06-06 20:43:53,269 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2021-06-06 20:43:53,270 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-06-06 20:43:53,271 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-06-06 20:43:53,271 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-06-06 20:43:53,281 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "unroll-5.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.06 08:43:53" (1/1) ... [2021-06-06 20:43:53,289 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "unroll-5.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.06 08:43:53" (1/1) ... [2021-06-06 20:43:53,294 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-06-06 20:43:53,295 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-06-06 20:43:53,296 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-06-06 20:43:53,296 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-06-06 20:43:53,302 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "unroll-5.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.06 08:43:53" (1/1) ... [2021-06-06 20:43:53,303 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "unroll-5.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.06 08:43:53" (1/1) ... [2021-06-06 20:43:53,304 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "unroll-5.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.06 08:43:53" (1/1) ... [2021-06-06 20:43:53,305 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "unroll-5.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.06 08:43:53" (1/1) ... [2021-06-06 20:43:53,307 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "unroll-5.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.06 08:43:53" (1/1) ... [2021-06-06 20:43:53,311 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "unroll-5.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.06 08:43:53" (1/1) ... [2021-06-06 20:43:53,311 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "unroll-5.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.06 08:43:53" (1/1) ... [2021-06-06 20:43:53,312 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-06-06 20:43:53,313 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-06-06 20:43:53,313 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-06-06 20:43:53,313 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-06-06 20:43:53,314 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "unroll-5.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.06 08:43:53" (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 [2021-06-06 20:43:53,390 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread1 given in one single declaration [2021-06-06 20:43:53,391 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2021-06-06 20:43:53,391 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2021-06-06 20:43:53,391 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread2 given in one single declaration [2021-06-06 20:43:53,391 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2021-06-06 20:43:53,391 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2021-06-06 20:43:53,391 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2021-06-06 20:43:53,392 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-06-06 20:43:53,392 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-06-06 20:43:53,393 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-06-06 20:43:53,705 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-06-06 20:43:53,706 INFO L299 CfgBuilder]: Removed 2 assume(true) statements. [2021-06-06 20:43:53,706 WARN L327 CfgBuilder]: Unexpected successor node of atomic block begin: thread1EXIT is neither atomic block end nor error location. [2021-06-06 20:43:53,706 WARN L327 CfgBuilder]: Unexpected successor node of atomic block begin: thread2EXIT is neither atomic block end nor error location. [2021-06-06 20:43:53,708 INFO L202 PluginConnector]: Adding new model unroll-5.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.06 08:43:53 BoogieIcfgContainer [2021-06-06 20:43:53,708 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-06-06 20:43:53,709 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-06-06 20:43:53,709 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-06-06 20:43:53,711 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-06-06 20:43:53,712 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "unroll-5.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.06 08:43:53" (1/2) ... [2021-06-06 20:43:53,712 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@49d16605 and model type unroll-5.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.06 08:43:53, skipping insertion in model container [2021-06-06 20:43:53,712 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "unroll-5.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.06 08:43:53" (2/2) ... [2021-06-06 20:43:53,713 INFO L111 eAbstractionObserver]: Analyzing ICFG unroll-5.wvr.bpl [2021-06-06 20:43:53,718 WARN L148 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-06-06 20:43:53,718 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-06-06 20:43:53,718 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-06-06 20:43:53,718 INFO L471 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-06-06 20:43:53,786 INFO L149 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2021-06-06 20:43:53,803 INFO L255 AbstractCegarLoop]: Starting to check reachability of 3 error locations. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-06-06 20:43:53,841 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-06-06 20:43:53,841 INFO L379 AbstractCegarLoop]: Hoare is false [2021-06-06 20:43:53,841 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-06-06 20:43:53,841 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-06-06 20:43:53,841 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-06-06 20:43:53,841 INFO L383 AbstractCegarLoop]: Difference is false [2021-06-06 20:43:53,841 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-06-06 20:43:53,841 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == ULTIMATE.start======== [2021-06-06 20:43:53,864 INFO L430 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 20:43:53,870 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 20:43:53,871 INFO L82 PathProgramCache]: Analyzing trace with hash -1415596831, now seen corresponding path program 1 times [2021-06-06 20:43:53,877 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 20:43:53,878 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1410155295] [2021-06-06 20:43:53,878 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 20:43:53,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 20:43:54,001 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 20:43:54,001 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 20:43:54,002 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1410155295] [2021-06-06 20:43:54,003 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1410155295] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-06 20:43:54,003 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-06 20:43:54,003 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-06-06 20:43:54,003 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1408308774] [2021-06-06 20:43:54,009 INFO L462 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-06-06 20:43:54,009 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 20:43:54,022 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-06-06 20:43:54,025 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-06-06 20:43:54,025 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 20:43:54,026 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 20:43:54,028 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 3.0) internal successors, (9), 2 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-06 20:43:54,028 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 20:43:54,060 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 20:43:54,061 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-06-06 20:43:54,061 INFO L430 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 20:43:54,063 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 20:43:54,063 INFO L82 PathProgramCache]: Analyzing trace with hash -910760538, now seen corresponding path program 1 times [2021-06-06 20:43:54,063 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 20:43:54,064 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [123917131] [2021-06-06 20:43:54,064 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 20:43:54,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 20:43:54,124 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 20:43:54,124 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 20:43:54,125 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [123917131] [2021-06-06 20:43:54,125 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [123917131] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-06 20:43:54,125 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-06 20:43:54,125 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-06-06 20:43:54,126 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1178945768] [2021-06-06 20:43:54,127 INFO L462 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-06-06 20:43:54,127 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 20:43:54,127 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-06-06 20:43:54,128 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-06-06 20:43:54,128 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 20:43:54,128 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 20:43:54,128 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 2.5) internal successors, (10), 3 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) [2021-06-06 20:43:54,128 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 20:43:54,128 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 20:43:54,161 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 20:43:54,162 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 20:43:54,162 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-06-06 20:43:54,162 INFO L430 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 20:43:54,163 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 20:43:54,163 INFO L82 PathProgramCache]: Analyzing trace with hash 725858237, now seen corresponding path program 1 times [2021-06-06 20:43:54,163 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 20:43:54,163 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [9089770] [2021-06-06 20:43:54,163 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 20:43:54,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 20:43:54,201 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 20:43:54,202 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 20:43:54,202 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [9089770] [2021-06-06 20:43:54,203 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [9089770] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 20:43:54,203 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [408168122] [2021-06-06 20:43:54,203 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 20:43:54,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 20:43:54,239 INFO L263 TraceCheckSpWp]: Trace formula consists of 31 conjuncts, 3 conjunts are in the unsatisfiable core [2021-06-06 20:43:54,242 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 20:43:54,302 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 20:43:54,302 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [408168122] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 20:43:54,302 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 20:43:54,302 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [3, 3] total 4 [2021-06-06 20:43:54,303 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [397523103] [2021-06-06 20:43:54,303 INFO L462 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-06-06 20:43:54,303 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 20:43:54,304 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-06-06 20:43:54,304 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-06-06 20:43:54,304 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 20:43:54,304 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 20:43:54,304 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 5 states, 5 states have (on average 2.6) internal successors, (13), 4 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) [2021-06-06 20:43:54,305 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 20:43:54,305 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 20:43:54,305 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 20:43:54,338 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 20:43:54,338 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 20:43:54,339 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 20:43:54,549 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,3 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 20:43:54,549 INFO L430 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 20:43:54,550 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 20:43:54,550 INFO L82 PathProgramCache]: Analyzing trace with hash 1049837130, now seen corresponding path program 1 times [2021-06-06 20:43:54,551 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 20:43:54,551 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2054002440] [2021-06-06 20:43:54,551 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 20:43:54,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 20:43:54,604 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-06-06 20:43:54,605 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 20:43:54,605 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2054002440] [2021-06-06 20:43:54,605 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2054002440] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 20:43:54,605 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2068675309] [2021-06-06 20:43:54,605 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 20:43:54,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 20:43:54,639 INFO L263 TraceCheckSpWp]: Trace formula consists of 36 conjuncts, 5 conjunts are in the unsatisfiable core [2021-06-06 20:43:54,639 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 20:43:54,669 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-06-06 20:43:54,670 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2068675309] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 20:43:54,670 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 20:43:54,670 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [3, 3] total 3 [2021-06-06 20:43:54,670 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1621503122] [2021-06-06 20:43:54,671 INFO L462 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-06-06 20:43:54,671 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 20:43:54,671 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-06-06 20:43:54,671 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-06-06 20:43:54,671 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 20:43:54,672 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 20:43:54,672 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 2.75) internal successors, (11), 3 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-06 20:43:54,672 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 20:43:54,672 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 20:43:54,672 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 20:43:54,672 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 20:43:54,687 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 20:43:54,688 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 20:43:54,688 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 20:43:54,688 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 20:43:54,911 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,4 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 20:43:54,911 INFO L430 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 20:43:54,912 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 20:43:54,912 INFO L82 PathProgramCache]: Analyzing trace with hash 1698822694, now seen corresponding path program 2 times [2021-06-06 20:43:54,912 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 20:43:54,912 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1460599804] [2021-06-06 20:43:54,912 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 20:43:54,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 20:43:54,975 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-06-06 20:43:54,975 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 20:43:54,975 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1460599804] [2021-06-06 20:43:54,976 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1460599804] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 20:43:54,976 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2022168112] [2021-06-06 20:43:54,976 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 [2021-06-06 20:43:55,033 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-06-06 20:43:55,034 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 20:43:55,034 INFO L263 TraceCheckSpWp]: Trace formula consists of 41 conjuncts, 6 conjunts are in the unsatisfiable core [2021-06-06 20:43:55,035 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 20:43:55,084 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-06-06 20:43:55,085 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2022168112] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 20:43:55,085 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 20:43:55,085 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4] total 5 [2021-06-06 20:43:55,085 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [738334799] [2021-06-06 20:43:55,086 INFO L462 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-06-06 20:43:55,086 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 20:43:55,086 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-06-06 20:43:55,086 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2021-06-06 20:43:55,086 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 20:43:55,087 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 20:43:55,087 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 2.3333333333333335) internal successors, (14), 5 states have internal predecessors, (14), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-06 20:43:55,087 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 20:43:55,087 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 20:43:55,087 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 20:43:55,087 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 20:43:55,087 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 20:43:55,119 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 20:43:55,119 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 20:43:55,120 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 20:43:55,120 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 20:43:55,122 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 20:43:55,345 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,5 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 20:43:55,346 INFO L430 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 20:43:55,346 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 20:43:55,346 INFO L82 PathProgramCache]: Analyzing trace with hash 342538698, now seen corresponding path program 3 times [2021-06-06 20:43:55,346 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 20:43:55,346 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [695635983] [2021-06-06 20:43:55,347 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 20:43:55,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 20:43:55,418 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-06-06 20:43:55,419 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 20:43:55,419 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [695635983] [2021-06-06 20:43:55,419 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [695635983] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 20:43:55,419 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1911824250] [2021-06-06 20:43:55,419 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 20:43:55,454 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2021-06-06 20:43:55,455 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 20:43:55,455 INFO L263 TraceCheckSpWp]: Trace formula consists of 46 conjuncts, 10 conjunts are in the unsatisfiable core [2021-06-06 20:43:55,456 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 20:43:55,527 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-06-06 20:43:55,528 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1911824250] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 20:43:55,528 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 20:43:55,528 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 8 [2021-06-06 20:43:55,528 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1253743255] [2021-06-06 20:43:55,528 INFO L462 AbstractCegarLoop]: Interpolant automaton has 9 states [2021-06-06 20:43:55,529 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 20:43:55,529 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-06-06 20:43:55,529 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2021-06-06 20:43:55,529 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 20:43:55,529 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 20:43:55,529 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 9 states, 9 states have (on average 1.8888888888888888) internal successors, (17), 8 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-06 20:43:55,530 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 20:43:55,530 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 20:43:55,530 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 20:43:55,530 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 20:43:55,530 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 20:43:55,530 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 20:43:55,571 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 20:43:55,571 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 20:43:55,572 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 20:43:55,572 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 20:43:55,575 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 20:43:55,575 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-06 20:43:55,798 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable5 [2021-06-06 20:43:55,798 INFO L430 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 20:43:55,798 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 20:43:55,798 INFO L82 PathProgramCache]: Analyzing trace with hash 1247407782, now seen corresponding path program 4 times [2021-06-06 20:43:55,799 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 20:43:55,799 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1415751674] [2021-06-06 20:43:55,799 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 20:43:55,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 20:43:55,893 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-06-06 20:43:55,894 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 20:43:55,894 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1415751674] [2021-06-06 20:43:55,894 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1415751674] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 20:43:55,894 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [569796959] [2021-06-06 20:43:55,894 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 20:43:55,946 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-06-06 20:43:55,949 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 20:43:55,950 INFO L263 TraceCheckSpWp]: Trace formula consists of 51 conjuncts, 8 conjunts are in the unsatisfiable core [2021-06-06 20:43:55,951 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 20:43:56,061 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-06-06 20:43:56,061 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [569796959] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 20:43:56,061 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 20:43:56,061 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 9 [2021-06-06 20:43:56,062 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [857463735] [2021-06-06 20:43:56,062 INFO L462 AbstractCegarLoop]: Interpolant automaton has 10 states [2021-06-06 20:43:56,062 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 20:43:56,062 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-06-06 20:43:56,063 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=61, Unknown=0, NotChecked=0, Total=90 [2021-06-06 20:43:56,063 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 20:43:56,063 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 20:43:56,063 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 10 states, 10 states have (on average 1.8) internal successors, (18), 9 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-06 20:43:56,063 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 20:43:56,063 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 20:43:56,063 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 20:43:56,064 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 20:43:56,064 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 20:43:56,065 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-06 20:43:56,065 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 20:43:56,152 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 20:43:56,153 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 20:43:56,153 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 20:43:56,154 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 20:43:56,154 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 20:43:56,154 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-06 20:43:56,154 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-06 20:43:56,377 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,7 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 20:43:56,377 INFO L430 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 20:43:56,377 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 20:43:56,378 INFO L82 PathProgramCache]: Analyzing trace with hash -766421686, now seen corresponding path program 5 times [2021-06-06 20:43:56,378 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 20:43:56,378 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1056249907] [2021-06-06 20:43:56,378 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 20:43:56,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 20:43:56,446 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 20:43:56,447 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 20:43:56,447 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1056249907] [2021-06-06 20:43:56,447 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1056249907] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 20:43:56,447 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1377912036] [2021-06-06 20:43:56,447 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 8 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 20:43:56,480 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 4 check-sat command(s) [2021-06-06 20:43:56,480 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 20:43:56,481 INFO L263 TraceCheckSpWp]: Trace formula consists of 56 conjuncts, 19 conjunts are in the unsatisfiable core [2021-06-06 20:43:56,481 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 20:43:56,685 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 20:43:56,685 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 0 disjoint index pairs (out of 10 index pairs), introduced 9 new quantified variables, introduced 10 case distinctions, treesize of input 27 treesize of output 99 [2021-06-06 20:43:56,909 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 20:43:56,910 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 20:43:56,911 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-06 20:43:56,911 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:27, output treesize:3 [2021-06-06 20:43:56,918 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 20:43:56,918 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1377912036] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 20:43:56,918 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 20:43:56,918 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 8] total 13 [2021-06-06 20:43:56,918 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1425356621] [2021-06-06 20:43:56,919 INFO L462 AbstractCegarLoop]: Interpolant automaton has 14 states [2021-06-06 20:43:56,919 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 20:43:56,919 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2021-06-06 20:43:56,921 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=151, Unknown=0, NotChecked=0, Total=182 [2021-06-06 20:43:56,921 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 20:43:56,921 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 20:43:56,921 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 14 states, 14 states have (on average 1.7857142857142858) internal successors, (25), 13 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) [2021-06-06 20:43:56,921 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 20:43:56,921 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 20:43:56,921 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 20:43:56,922 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 20:43:56,922 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 20:43:56,922 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-06 20:43:56,922 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-06 20:43:56,922 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 20:43:56,989 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 20:43:56,989 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 20:43:56,989 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 20:43:56,989 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 20:43:56,989 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 20:43:56,989 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-06 20:43:56,989 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-06 20:43:56,990 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-06 20:43:57,205 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,8 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 20:43:57,205 INFO L430 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 20:43:57,205 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 20:43:57,205 INFO L82 PathProgramCache]: Analyzing trace with hash 2033799773, now seen corresponding path program 6 times [2021-06-06 20:43:57,205 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 20:43:57,206 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [592742124] [2021-06-06 20:43:57,206 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 20:43:57,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 20:43:57,268 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 3 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 20:43:57,268 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 20:43:57,269 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [592742124] [2021-06-06 20:43:57,269 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [592742124] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 20:43:57,269 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1724618085] [2021-06-06 20:43:57,269 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 9 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 9 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 20:43:57,301 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 4 check-sat command(s) [2021-06-06 20:43:57,301 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 20:43:57,302 INFO L263 TraceCheckSpWp]: Trace formula consists of 61 conjuncts, 9 conjunts are in the unsatisfiable core [2021-06-06 20:43:57,303 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 20:43:57,353 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 3 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 20:43:57,354 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1724618085] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 20:43:57,354 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 20:43:57,354 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9] total 10 [2021-06-06 20:43:57,354 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [704934093] [2021-06-06 20:43:57,354 INFO L462 AbstractCegarLoop]: Interpolant automaton has 11 states [2021-06-06 20:43:57,354 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 20:43:57,355 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-06-06 20:43:57,355 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=41, Invalid=69, Unknown=0, NotChecked=0, Total=110 [2021-06-06 20:43:57,355 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 20:43:57,355 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 20:43:57,355 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 11 states, 11 states have (on average 1.7272727272727273) internal successors, (19), 10 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) [2021-06-06 20:43:57,355 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 20:43:57,356 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 20:43:57,356 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 20:43:57,356 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 20:43:57,356 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 20:43:57,356 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-06 20:43:57,356 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-06 20:43:57,356 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-06 20:43:57,356 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 20:43:57,464 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 20:43:57,465 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 20:43:57,465 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 20:43:57,465 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 20:43:57,465 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 20:43:57,465 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-06 20:43:57,465 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-06 20:43:57,465 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-06 20:43:57,466 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-06-06 20:43:57,680 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable31 [2021-06-06 20:43:57,681 INFO L430 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 20:43:57,681 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 20:43:57,681 INFO L82 PathProgramCache]: Analyzing trace with hash 1229374246, now seen corresponding path program 7 times [2021-06-06 20:43:57,681 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 20:43:57,681 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1302814559] [2021-06-06 20:43:57,682 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 20:43:57,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 20:43:57,745 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 10 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 20:43:57,745 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 20:43:57,745 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1302814559] [2021-06-06 20:43:57,746 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1302814559] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 20:43:57,746 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [286224414] [2021-06-06 20:43:57,746 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 10 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 10 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 20:43:57,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 20:43:57,776 INFO L263 TraceCheckSpWp]: Trace formula consists of 61 conjuncts, 9 conjunts are in the unsatisfiable core [2021-06-06 20:43:57,777 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 20:43:57,833 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 15 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 20:43:57,833 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [286224414] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 20:43:57,833 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 20:43:57,833 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9] total 10 [2021-06-06 20:43:57,834 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [22592001] [2021-06-06 20:43:57,834 INFO L462 AbstractCegarLoop]: Interpolant automaton has 11 states [2021-06-06 20:43:57,834 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 20:43:57,835 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-06-06 20:43:57,835 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=74, Unknown=0, NotChecked=0, Total=110 [2021-06-06 20:43:57,835 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 20:43:57,835 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 20:43:57,835 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 11 states, 11 states have (on average 1.7272727272727273) internal successors, (19), 10 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) [2021-06-06 20:43:57,835 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 20:43:57,835 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 20:43:57,835 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 20:43:57,835 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 20:43:57,836 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 20:43:57,836 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-06 20:43:57,836 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-06 20:43:57,836 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-06 20:43:57,836 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-06-06 20:43:57,836 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 20:43:57,948 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 20:43:57,948 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 20:43:57,948 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 20:43:57,948 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 20:43:57,948 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 20:43:57,949 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-06 20:43:57,949 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-06 20:43:57,949 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-06 20:43:57,949 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-06-06 20:43:57,949 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-06 20:43:58,168 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable32,10 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 20:43:58,169 INFO L430 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 20:43:58,169 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 20:43:58,169 INFO L82 PathProgramCache]: Analyzing trace with hash -521035775, now seen corresponding path program 8 times [2021-06-06 20:43:58,170 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 20:43:58,170 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1127187448] [2021-06-06 20:43:58,170 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 20:43:58,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 20:43:58,295 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-06-06 20:43:58,295 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 20:43:58,295 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1127187448] [2021-06-06 20:43:58,295 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1127187448] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 20:43:58,296 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2014378223] [2021-06-06 20:43:58,296 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 11 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 11 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 20:43:58,332 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-06-06 20:43:58,332 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 20:43:58,333 INFO L263 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 15 conjunts are in the unsatisfiable core [2021-06-06 20:43:58,334 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 20:43:58,418 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-06-06 20:43:58,419 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2014378223] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 20:43:58,419 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 20:43:58,419 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8] total 13 [2021-06-06 20:43:58,419 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1754212244] [2021-06-06 20:43:58,421 INFO L462 AbstractCegarLoop]: Interpolant automaton has 14 states [2021-06-06 20:43:58,421 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 20:43:58,421 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2021-06-06 20:43:58,421 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=152, Unknown=0, NotChecked=0, Total=182 [2021-06-06 20:43:58,421 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 20:43:58,422 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 20:43:58,422 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 14 states, 14 states have (on average 1.5714285714285714) internal successors, (22), 13 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-06 20:43:58,422 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 20:43:58,422 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 20:43:58,422 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 20:43:58,422 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 20:43:58,422 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 20:43:58,422 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-06 20:43:58,422 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-06 20:43:58,422 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-06 20:43:58,422 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-06-06 20:43:58,422 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-06 20:43:58,422 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 20:43:58,581 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 20:43:58,581 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 20:43:58,582 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 20:43:58,582 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 20:43:58,582 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 20:43:58,582 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-06 20:43:58,582 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-06 20:43:58,582 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-06 20:43:58,582 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-06-06 20:43:58,582 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-06 20:43:58,582 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-06 20:43:58,796 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable33,11 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 20:43:58,797 INFO L430 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 20:43:58,797 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 20:43:58,797 INFO L82 PathProgramCache]: Analyzing trace with hash 1883440861, now seen corresponding path program 9 times [2021-06-06 20:43:58,797 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 20:43:58,797 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [992816102] [2021-06-06 20:43:58,798 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 20:43:58,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 20:43:58,909 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-06-06 20:43:58,909 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 20:43:58,909 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [992816102] [2021-06-06 20:43:58,909 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [992816102] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 20:43:58,910 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [74982225] [2021-06-06 20:43:58,910 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 12 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 12 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 20:43:58,956 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 5 check-sat command(s) [2021-06-06 20:43:58,957 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 20:43:58,957 INFO L263 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 17 conjunts are in the unsatisfiable core [2021-06-06 20:43:58,958 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 20:43:59,056 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-06-06 20:43:59,056 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [74982225] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 20:43:59,057 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 20:43:59,057 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9] total 15 [2021-06-06 20:43:59,057 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2057516811] [2021-06-06 20:43:59,058 INFO L462 AbstractCegarLoop]: Interpolant automaton has 16 states [2021-06-06 20:43:59,058 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 20:43:59,058 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2021-06-06 20:43:59,058 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=205, Unknown=0, NotChecked=0, Total=240 [2021-06-06 20:43:59,058 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 20:43:59,058 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 20:43:59,059 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 16 states, 16 states have (on average 1.5) internal successors, (24), 15 states have internal predecessors, (24), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-06 20:43:59,059 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 20:43:59,059 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 20:43:59,059 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 20:43:59,059 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 20:43:59,059 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 20:43:59,059 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-06 20:43:59,059 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-06 20:43:59,059 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-06 20:43:59,059 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-06-06 20:43:59,059 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-06 20:43:59,059 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-06 20:43:59,059 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 20:43:59,234 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 20:43:59,234 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 20:43:59,234 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 20:43:59,234 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 20:43:59,234 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 20:43:59,234 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-06 20:43:59,234 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-06 20:43:59,234 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-06 20:43:59,234 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-06-06 20:43:59,234 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-06 20:43:59,235 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-06 20:43:59,235 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-06-06 20:43:59,457 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable34 [2021-06-06 20:43:59,457 INFO L430 AbstractCegarLoop]: === Iteration 13 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 20:43:59,457 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 20:43:59,457 INFO L82 PathProgramCache]: Analyzing trace with hash -887194751, now seen corresponding path program 10 times [2021-06-06 20:43:59,457 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 20:43:59,458 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1066957999] [2021-06-06 20:43:59,458 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 20:43:59,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 20:43:59,607 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-06-06 20:43:59,608 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 20:43:59,608 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1066957999] [2021-06-06 20:43:59,608 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1066957999] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 20:43:59,608 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1056519850] [2021-06-06 20:43:59,608 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 13 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 13 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 20:43:59,638 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-06-06 20:43:59,639 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 20:43:59,639 INFO L263 TraceCheckSpWp]: Trace formula consists of 76 conjuncts, 17 conjunts are in the unsatisfiable core [2021-06-06 20:43:59,640 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 20:43:59,775 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-06-06 20:43:59,775 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1056519850] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 20:43:59,775 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 20:43:59,775 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 10] total 17 [2021-06-06 20:43:59,775 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [223153811] [2021-06-06 20:43:59,776 INFO L462 AbstractCegarLoop]: Interpolant automaton has 18 states [2021-06-06 20:43:59,776 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 20:43:59,776 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2021-06-06 20:43:59,776 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=44, Invalid=262, Unknown=0, NotChecked=0, Total=306 [2021-06-06 20:43:59,776 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 20:43:59,777 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 20:43:59,777 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 18 states, 18 states have (on average 1.4444444444444444) internal successors, (26), 17 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-06 20:43:59,777 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 20:43:59,777 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 20:43:59,777 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 20:43:59,777 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 20:43:59,777 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 20:43:59,777 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-06 20:43:59,777 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-06 20:43:59,777 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-06 20:43:59,777 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-06-06 20:43:59,777 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-06 20:43:59,777 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-06 20:43:59,777 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-06-06 20:43:59,777 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 20:43:59,973 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 20:43:59,973 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 20:43:59,973 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 20:43:59,973 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 20:43:59,973 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 20:43:59,973 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-06 20:43:59,973 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-06 20:43:59,973 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-06 20:43:59,973 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-06-06 20:43:59,973 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-06 20:43:59,974 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-06 20:43:59,974 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-06-06 20:43:59,974 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-06 20:44:00,199 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable35 [2021-06-06 20:44:00,199 INFO L430 AbstractCegarLoop]: === Iteration 14 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 20:44:00,200 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 20:44:00,200 INFO L82 PathProgramCache]: Analyzing trace with hash -877552803, now seen corresponding path program 11 times [2021-06-06 20:44:00,200 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 20:44:00,200 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [687859145] [2021-06-06 20:44:00,200 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 20:44:00,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 20:44:00,366 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-06-06 20:44:00,367 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 20:44:00,367 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [687859145] [2021-06-06 20:44:00,367 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [687859145] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 20:44:00,367 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [804631765] [2021-06-06 20:44:00,367 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 14 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 14 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 20:44:00,414 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 6 check-sat command(s) [2021-06-06 20:44:00,414 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 20:44:00,415 INFO L263 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 22 conjunts are in the unsatisfiable core [2021-06-06 20:44:00,416 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 20:44:00,566 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-06-06 20:44:00,566 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [804631765] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 20:44:00,566 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 20:44:00,566 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 11] total 20 [2021-06-06 20:44:00,566 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [325717470] [2021-06-06 20:44:00,566 INFO L462 AbstractCegarLoop]: Interpolant automaton has 21 states [2021-06-06 20:44:00,567 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 20:44:00,567 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2021-06-06 20:44:00,567 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=54, Invalid=366, Unknown=0, NotChecked=0, Total=420 [2021-06-06 20:44:00,567 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 20:44:00,567 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 20:44:00,567 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 21 states, 21 states have (on average 1.380952380952381) internal successors, (29), 20 states have internal predecessors, (29), 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) [2021-06-06 20:44:00,568 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 20:44:00,568 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 20:44:00,568 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 20:44:00,568 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 20:44:00,568 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 20:44:00,568 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-06 20:44:00,568 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-06 20:44:00,568 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-06 20:44:00,568 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-06-06 20:44:00,568 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-06 20:44:00,568 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-06 20:44:00,568 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-06-06 20:44:00,568 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-06 20:44:00,568 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 20:44:00,792 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 20:44:00,793 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 20:44:00,793 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 20:44:00,793 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 20:44:00,793 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 20:44:00,793 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-06 20:44:00,793 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-06 20:44:00,793 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-06 20:44:00,793 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-06-06 20:44:00,793 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-06 20:44:00,793 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-06 20:44:00,793 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-06-06 20:44:00,793 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-06 20:44:00,793 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-06-06 20:44:00,994 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable36 [2021-06-06 20:44:00,994 INFO L430 AbstractCegarLoop]: === Iteration 15 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 20:44:00,994 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 20:44:00,994 INFO L82 PathProgramCache]: Analyzing trace with hash -578652415, now seen corresponding path program 12 times [2021-06-06 20:44:00,994 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 20:44:00,995 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1788346684] [2021-06-06 20:44:00,995 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 20:44:01,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 20:44:01,139 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 0 proven. 58 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 20:44:01,139 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 20:44:01,139 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1788346684] [2021-06-06 20:44:01,139 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1788346684] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 20:44:01,140 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1981765471] [2021-06-06 20:44:01,140 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 15 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 15 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 20:44:01,175 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 6 check-sat command(s) [2021-06-06 20:44:01,175 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 20:44:01,176 INFO L263 TraceCheckSpWp]: Trace formula consists of 86 conjuncts, 31 conjunts are in the unsatisfiable core [2021-06-06 20:44:01,179 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 20:44:01,683 WARN L205 SmtUtils]: Spent 231.00 ms on a formula simplification that was a NOOP. DAG size: 201 [2021-06-06 20:44:01,683 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 20:44:01,684 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 10 select indices, 10 select index equivalence classes, 0 disjoint index pairs (out of 45 index pairs), introduced 19 new quantified variables, introduced 45 case distinctions, treesize of input 47 treesize of output 394 [2021-06-06 20:44:02,864 WARN L205 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 209 [2021-06-06 20:44:03,004 WARN L205 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 246 DAG size of output: 230 [2021-06-06 20:44:03,167 WARN L205 SmtUtils]: Spent 161.00 ms on a formula simplification. DAG size of input: 266 DAG size of output: 248 [2021-06-06 20:44:03,325 WARN L205 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 266 DAG size of output: 248 [2021-06-06 20:44:03,479 WARN L205 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 281 DAG size of output: 263 [2021-06-06 20:44:03,895 WARN L205 SmtUtils]: Spent 409.00 ms on a formula simplification. DAG size of input: 265 DAG size of output: 327 [2021-06-06 20:44:04,334 WARN L205 SmtUtils]: Spent 404.00 ms on a formula simplification. DAG size of input: 259 DAG size of output: 318 [2021-06-06 20:44:04,575 WARN L205 SmtUtils]: Spent 230.00 ms on a formula simplification. DAG size of input: 247 DAG size of output: 275 [2021-06-06 20:44:05,823 WARN L205 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 298 DAG size of output: 246 [2021-06-06 20:44:05,968 WARN L205 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 323 DAG size of output: 263 [2021-06-06 20:44:06,109 WARN L205 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 191 DAG size of output: 213 [2021-06-06 20:44:06,379 WARN L205 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 161 DAG size of output: 177 [2021-06-06 20:44:06,985 WARN L205 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 150 [2021-06-06 20:44:07,965 WARN L205 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 218 DAG size of output: 172 [2021-06-06 20:44:08,082 WARN L205 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 261 DAG size of output: 203 [2021-06-06 20:44:08,234 WARN L205 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 276 DAG size of output: 222 [2021-06-06 20:44:08,483 WARN L205 SmtUtils]: Spent 247.00 ms on a formula simplification. DAG size of input: 380 DAG size of output: 300 [2021-06-06 20:44:08,880 WARN L205 SmtUtils]: Spent 338.00 ms on a formula simplification. DAG size of input: 438 DAG size of output: 326 [2021-06-06 20:44:10,102 WARN L205 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 274 DAG size of output: 236 [2021-06-06 20:44:10,318 WARN L205 SmtUtils]: Spent 201.00 ms on a formula simplification. DAG size of input: 294 DAG size of output: 260 [2021-06-06 20:44:10,587 WARN L205 SmtUtils]: Spent 262.00 ms on a formula simplification. DAG size of input: 365 DAG size of output: 307 [2021-06-06 20:44:11,287 WARN L205 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 183 [2021-06-06 20:44:11,420 WARN L205 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 202 [2021-06-06 20:44:11,593 WARN L205 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 268 DAG size of output: 220 [2021-06-06 20:44:11,755 WARN L205 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 280 DAG size of output: 229 [2021-06-06 20:44:12,183 WARN L205 SmtUtils]: Spent 426.00 ms on a formula simplification. DAG size of input: 517 DAG size of output: 431 [2021-06-06 20:44:13,004 WARN L205 SmtUtils]: Spent 817.00 ms on a formula simplification. DAG size of input: 806 DAG size of output: 631 [2021-06-06 20:44:14,039 WARN L205 SmtUtils]: Spent 1.03 s on a formula simplification. DAG size of input: 835 DAG size of output: 670 [2021-06-06 20:44:15,324 WARN L205 SmtUtils]: Spent 1.28 s on a formula simplification. DAG size of input: 969 DAG size of output: 794 [2021-06-06 20:44:16,805 WARN L205 SmtUtils]: Spent 1.48 s on a formula simplification. DAG size of input: 979 DAG size of output: 806 [2021-06-06 20:44:18,590 WARN L205 SmtUtils]: Spent 1.78 s on a formula simplification. DAG size of input: 1051 DAG size of output: 859 [2021-06-06 20:44:20,633 WARN L205 SmtUtils]: Spent 2.04 s on a formula simplification. DAG size of input: 1150 DAG size of output: 926 [2021-06-06 20:44:20,820 WARN L205 SmtUtils]: Spent 181.00 ms on a formula simplification. DAG size of input: 247 DAG size of output: 268 [2021-06-06 20:44:20,987 WARN L205 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 269 [2021-06-06 20:44:21,149 WARN L205 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 214 DAG size of output: 254 [2021-06-06 20:44:22,431 WARN L205 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 337 DAG size of output: 247 [2021-06-06 20:44:22,619 WARN L205 SmtUtils]: Spent 185.00 ms on a formula simplification. DAG size of input: 340 DAG size of output: 254 [2021-06-06 20:44:23,771 WARN L205 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 283 DAG size of output: 191 [2021-06-06 20:44:24,210 WARN L205 SmtUtils]: Spent 189.00 ms on a formula simplification. DAG size of input: 318 DAG size of output: 227 [2021-06-06 20:44:24,439 WARN L205 SmtUtils]: Spent 227.00 ms on a formula simplification. DAG size of input: 322 DAG size of output: 234 [2021-06-06 20:44:24,899 WARN L205 SmtUtils]: Spent 458.00 ms on a formula simplification. DAG size of input: 527 DAG size of output: 367 [2021-06-06 20:44:25,415 WARN L205 SmtUtils]: Spent 513.00 ms on a formula simplification. DAG size of input: 530 DAG size of output: 370 [2021-06-06 20:44:26,047 WARN L205 SmtUtils]: Spent 630.00 ms on a formula simplification. DAG size of input: 595 DAG size of output: 432 [2021-06-06 20:44:29,061 WARN L205 SmtUtils]: Spent 3.01 s on a formula simplification. DAG size of input: 1529 DAG size of output: 1137 [2021-06-06 20:44:32,083 WARN L205 SmtUtils]: Spent 3.02 s on a formula simplification. DAG size of input: 1529 DAG size of output: 1137 [2021-06-06 20:44:35,447 WARN L205 SmtUtils]: Spent 3.36 s on a formula simplification. DAG size of input: 1540 DAG size of output: 1148 [2021-06-06 20:44:35,574 WARN L205 SmtUtils]: Spent 123.00 ms on a formula simplification that was a NOOP. DAG size: 1144 [2021-06-06 20:44:38,810 WARN L205 SmtUtils]: Spent 3.23 s on a formula simplification. DAG size of input: 1146 DAG size of output: 1191 [2021-06-06 20:44:41,495 WARN L205 SmtUtils]: Spent 2.67 s on a formula simplification. DAG size of input: 1072 DAG size of output: 1162 [2021-06-06 20:44:43,983 WARN L205 SmtUtils]: Spent 2.48 s on a formula simplification. DAG size of input: 1062 DAG size of output: 1243 [2021-06-06 20:44:44,439 WARN L205 SmtUtils]: Spent 450.00 ms on a formula simplification. DAG size of input: 1055 DAG size of output: 581 [2021-06-06 20:44:44,662 WARN L205 SmtUtils]: Spent 188.00 ms on a formula simplification. DAG size of input: 345 DAG size of output: 342 [2021-06-06 20:44:45,152 WARN L205 SmtUtils]: Spent 176.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 211 [2021-06-06 20:44:45,817 WARN L205 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 357 DAG size of output: 264 [2021-06-06 20:44:46,171 WARN L205 SmtUtils]: Spent 351.00 ms on a formula simplification. DAG size of input: 527 DAG size of output: 382 [2021-06-06 20:44:46,771 WARN L205 SmtUtils]: Spent 597.00 ms on a formula simplification. DAG size of input: 738 DAG size of output: 556 [2021-06-06 20:44:47,575 WARN L205 SmtUtils]: Spent 800.00 ms on a formula simplification. DAG size of input: 898 DAG size of output: 650 [2021-06-06 20:44:48,713 WARN L205 SmtUtils]: Spent 1.13 s on a formula simplification. DAG size of input: 1089 DAG size of output: 754 [2021-06-06 20:44:49,864 WARN L205 SmtUtils]: Spent 1.15 s on a formula simplification. DAG size of input: 1089 DAG size of output: 754 [2021-06-06 20:44:51,309 WARN L205 SmtUtils]: Spent 1.44 s on a formula simplification. DAG size of input: 1094 DAG size of output: 478 [2021-06-06 20:44:51,560 WARN L205 SmtUtils]: Spent 231.00 ms on a formula simplification. DAG size of input: 338 DAG size of output: 290 [2021-06-06 20:44:51,736 WARN L205 SmtUtils]: Spent 170.00 ms on a formula simplification. DAG size of input: 248 DAG size of output: 242 [2021-06-06 20:44:52,329 WARN L205 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 347 DAG size of output: 224 [2021-06-06 20:44:52,757 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 20:44:52,759 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 20:44:52,759 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-06 20:44:52,759 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:47, output treesize:3 [2021-06-06 20:44:52,764 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 0 proven. 58 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 20:44:52,765 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1981765471] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 20:44:52,765 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 20:44:52,765 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 14] total 24 [2021-06-06 20:44:52,765 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1094962084] [2021-06-06 20:44:52,765 INFO L462 AbstractCegarLoop]: Interpolant automaton has 25 states [2021-06-06 20:44:52,765 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 20:44:52,766 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2021-06-06 20:44:52,766 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=541, Unknown=0, NotChecked=0, Total=600 [2021-06-06 20:44:52,766 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 20:44:52,766 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 20:44:52,766 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 25 states, 25 states have (on average 1.48) internal successors, (37), 24 states have internal predecessors, (37), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-06 20:44:52,766 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 20:44:52,767 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 20:44:52,767 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 20:44:52,767 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 20:44:52,767 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 20:44:52,767 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-06 20:44:52,767 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-06 20:44:52,767 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-06 20:44:52,767 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-06-06 20:44:52,767 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-06 20:44:52,767 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-06 20:44:52,767 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-06-06 20:44:52,767 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-06 20:44:52,767 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-06-06 20:44:52,767 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 20:44:52,920 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 20:44:52,920 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 20:44:52,920 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 20:44:52,921 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 20:44:52,921 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 20:44:52,921 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-06 20:44:52,921 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-06 20:44:52,921 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-06 20:44:52,921 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-06-06 20:44:52,921 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-06 20:44:52,921 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-06 20:44:52,921 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-06-06 20:44:52,921 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-06 20:44:52,921 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-06-06 20:44:52,921 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-06 20:44:53,137 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable37,15 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 20:44:53,137 INFO L430 AbstractCegarLoop]: === Iteration 16 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 20:44:53,137 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 20:44:53,137 INFO L82 PathProgramCache]: Analyzing trace with hash -735287418, now seen corresponding path program 13 times [2021-06-06 20:44:53,137 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 20:44:53,138 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [327324849] [2021-06-06 20:44:53,138 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 20:44:53,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 20:44:53,263 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 6 proven. 55 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 20:44:53,263 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 20:44:53,263 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [327324849] [2021-06-06 20:44:53,263 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [327324849] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 20:44:53,263 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [494734421] [2021-06-06 20:44:53,263 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 16 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 16 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 20:44:53,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 20:44:53,299 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 15 conjunts are in the unsatisfiable core [2021-06-06 20:44:53,300 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 20:44:53,349 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 6 proven. 55 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 20:44:53,350 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [494734421] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 20:44:53,350 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 20:44:53,350 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 15] total 16 [2021-06-06 20:44:53,350 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [122414819] [2021-06-06 20:44:53,350 INFO L462 AbstractCegarLoop]: Interpolant automaton has 17 states [2021-06-06 20:44:53,350 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 20:44:53,350 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2021-06-06 20:44:53,351 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=100, Invalid=172, Unknown=0, NotChecked=0, Total=272 [2021-06-06 20:44:53,351 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 20:44:53,351 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 20:44:53,351 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 17 states, 17 states have (on average 1.4705882352941178) internal successors, (25), 16 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) [2021-06-06 20:44:53,351 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 20:44:53,351 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 20:44:53,351 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 20:44:53,351 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 20:44:53,351 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 20:44:53,351 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-06 20:44:53,351 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-06 20:44:53,351 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-06 20:44:53,351 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-06-06 20:44:53,352 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-06 20:44:53,352 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-06 20:44:53,352 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-06-06 20:44:53,352 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-06 20:44:53,352 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-06-06 20:44:53,352 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-06 20:44:53,352 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 20:44:53,564 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 20:44:53,564 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 20:44:53,564 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 20:44:53,565 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 20:44:53,565 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 20:44:53,565 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-06 20:44:53,565 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-06 20:44:53,565 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-06 20:44:53,565 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-06-06 20:44:53,565 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-06 20:44:53,565 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-06 20:44:53,565 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-06-06 20:44:53,565 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-06 20:44:53,565 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-06-06 20:44:53,565 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-06 20:44:53,565 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-06-06 20:44:53,772 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 16 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable1522 [2021-06-06 20:44:53,773 INFO L430 AbstractCegarLoop]: === Iteration 17 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 20:44:53,773 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 20:44:53,773 INFO L82 PathProgramCache]: Analyzing trace with hash 97325021, now seen corresponding path program 14 times [2021-06-06 20:44:53,773 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 20:44:53,773 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [844530188] [2021-06-06 20:44:53,773 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 20:44:53,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 20:44:53,893 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 45 proven. 24 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 20:44:53,893 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 20:44:53,893 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [844530188] [2021-06-06 20:44:53,893 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [844530188] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 20:44:53,893 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1505637184] [2021-06-06 20:44:53,893 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 17 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 17 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 20:44:53,922 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-06-06 20:44:53,922 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 20:44:53,923 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 15 conjunts are in the unsatisfiable core [2021-06-06 20:44:53,925 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 20:44:53,982 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 55 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 20:44:53,982 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1505637184] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 20:44:53,982 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 20:44:53,982 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 15] total 16 [2021-06-06 20:44:53,983 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1639612391] [2021-06-06 20:44:53,983 INFO L462 AbstractCegarLoop]: Interpolant automaton has 17 states [2021-06-06 20:44:53,983 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 20:44:53,983 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2021-06-06 20:44:53,983 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=90, Invalid=182, Unknown=0, NotChecked=0, Total=272 [2021-06-06 20:44:53,983 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 20:44:53,984 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 20:44:53,984 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 17 states, 17 states have (on average 1.4705882352941178) internal successors, (25), 16 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) [2021-06-06 20:44:53,984 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 20:44:53,984 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 20:44:53,984 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 20:44:53,984 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 20:44:53,984 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 20:44:53,984 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-06 20:44:53,984 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-06 20:44:53,984 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-06 20:44:53,984 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-06-06 20:44:53,984 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-06 20:44:53,984 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-06 20:44:53,984 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-06-06 20:44:53,984 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-06 20:44:53,985 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-06-06 20:44:53,985 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-06 20:44:53,985 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2021-06-06 20:44:53,985 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 20:44:54,194 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 20:44:54,194 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 20:44:54,194 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 20:44:54,194 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 20:44:54,194 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 20:44:54,194 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-06 20:44:54,194 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-06 20:44:54,195 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-06 20:44:54,195 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-06-06 20:44:54,195 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-06 20:44:54,195 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-06 20:44:54,195 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-06-06 20:44:54,195 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-06 20:44:54,195 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-06-06 20:44:54,195 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-06 20:44:54,195 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-06-06 20:44:54,195 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-06-06 20:44:54,395 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1523,17 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 20:44:54,396 INFO L430 AbstractCegarLoop]: === Iteration 18 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 20:44:54,396 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 20:44:54,396 INFO L82 PathProgramCache]: Analyzing trace with hash -1254823382, now seen corresponding path program 15 times [2021-06-06 20:44:54,396 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 20:44:54,396 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [970471243] [2021-06-06 20:44:54,396 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 20:44:54,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 20:44:54,559 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 0 proven. 66 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-06-06 20:44:54,560 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 20:44:54,560 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [970471243] [2021-06-06 20:44:54,560 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [970471243] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 20:44:54,560 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1109948198] [2021-06-06 20:44:54,560 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 18 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 18 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 20:44:54,599 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 7 check-sat command(s) [2021-06-06 20:44:54,599 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 20:44:54,599 INFO L263 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 21 conjunts are in the unsatisfiable core [2021-06-06 20:44:54,600 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 20:44:54,899 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 3 proven. 69 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 20:44:54,900 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1109948198] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 20:44:54,900 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 20:44:54,900 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 16] total 28 [2021-06-06 20:44:54,900 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1369284832] [2021-06-06 20:44:54,900 INFO L462 AbstractCegarLoop]: Interpolant automaton has 29 states [2021-06-06 20:44:54,900 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 20:44:54,900 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2021-06-06 20:44:54,900 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=122, Invalid=690, Unknown=0, NotChecked=0, Total=812 [2021-06-06 20:44:54,901 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 20:44:54,901 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 20:44:54,901 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 29 states, 29 states have (on average 1.3448275862068966) internal successors, (39), 28 states have internal predecessors, (39), 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) [2021-06-06 20:44:54,901 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 20:44:54,901 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 20:44:54,901 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 20:44:54,901 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 20:44:54,901 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 20:44:54,901 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-06 20:44:54,901 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-06 20:44:54,901 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-06 20:44:54,901 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-06-06 20:44:54,901 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-06 20:44:54,901 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-06 20:44:54,901 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-06-06 20:44:54,901 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-06 20:44:54,901 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-06-06 20:44:54,901 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-06 20:44:54,901 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2021-06-06 20:44:54,901 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-06-06 20:44:54,901 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 20:44:55,949 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 20:44:55,949 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 20:44:55,949 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 20:44:55,949 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 20:44:55,949 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 20:44:55,949 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-06 20:44:55,949 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-06 20:44:55,949 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-06 20:44:55,949 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-06-06 20:44:55,949 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-06 20:44:55,949 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-06 20:44:55,949 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-06-06 20:44:55,950 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-06 20:44:55,950 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-06-06 20:44:55,950 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-06 20:44:55,950 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-06-06 20:44:55,950 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-06-06 20:44:55,950 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-06-06 20:44:56,156 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 18 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable1524 [2021-06-06 20:44:56,157 INFO L430 AbstractCegarLoop]: === Iteration 19 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 20:44:56,157 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 20:44:56,157 INFO L82 PathProgramCache]: Analyzing trace with hash -180569082, now seen corresponding path program 16 times [2021-06-06 20:44:56,157 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 20:44:56,157 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [174479897] [2021-06-06 20:44:56,157 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 20:44:56,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 20:44:56,358 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 0 proven. 78 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-06-06 20:44:56,358 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 20:44:56,358 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [174479897] [2021-06-06 20:44:56,358 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [174479897] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 20:44:56,358 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [577118] [2021-06-06 20:44:56,358 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 19 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 19 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 20:44:56,387 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-06-06 20:44:56,387 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 20:44:56,387 INFO L263 TraceCheckSpWp]: Trace formula consists of 101 conjuncts, 26 conjunts are in the unsatisfiable core [2021-06-06 20:44:56,392 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 20:44:56,577 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 0 proven. 78 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-06-06 20:44:56,578 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [577118] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 20:44:56,578 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 20:44:56,578 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14, 14] total 25 [2021-06-06 20:44:56,578 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [61213774] [2021-06-06 20:44:56,578 INFO L462 AbstractCegarLoop]: Interpolant automaton has 26 states [2021-06-06 20:44:56,578 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 20:44:56,578 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 26 interpolants. [2021-06-06 20:44:56,579 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=61, Invalid=589, Unknown=0, NotChecked=0, Total=650 [2021-06-06 20:44:56,579 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 20:44:56,579 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 20:44:56,579 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 26 states, 26 states have (on average 1.3076923076923077) internal successors, (34), 25 states have internal predecessors, (34), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-06 20:44:56,579 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 20:44:56,579 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 20:44:56,579 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 20:44:56,579 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 20:44:56,579 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 20:44:56,579 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-06 20:44:56,579 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-06 20:44:56,580 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-06 20:44:56,580 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-06-06 20:44:56,580 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-06 20:44:56,580 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-06 20:44:56,580 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-06-06 20:44:56,580 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-06 20:44:56,580 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-06-06 20:44:56,580 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-06 20:44:56,580 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2021-06-06 20:44:56,580 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-06-06 20:44:56,580 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2021-06-06 20:44:56,580 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 20:44:57,001 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 20:44:57,001 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 20:44:57,001 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 20:44:57,001 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 20:44:57,001 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 20:44:57,001 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-06 20:44:57,001 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-06 20:44:57,001 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-06 20:44:57,002 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-06-06 20:44:57,002 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-06 20:44:57,002 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-06 20:44:57,002 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-06-06 20:44:57,002 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-06 20:44:57,002 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-06-06 20:44:57,002 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-06 20:44:57,002 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-06-06 20:44:57,002 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-06-06 20:44:57,002 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-06-06 20:44:57,006 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-06-06 20:44:57,206 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 19 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable1525 [2021-06-06 20:44:57,207 INFO L430 AbstractCegarLoop]: === Iteration 20 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 20:44:57,207 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 20:44:57,207 INFO L82 PathProgramCache]: Analyzing trace with hash -1238424150, now seen corresponding path program 17 times [2021-06-06 20:44:57,207 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 20:44:57,207 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2094582843] [2021-06-06 20:44:57,207 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 20:44:57,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 20:44:57,433 INFO L134 CoverageAnalysis]: Checked inductivity of 97 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-06-06 20:44:57,433 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 20:44:57,433 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2094582843] [2021-06-06 20:44:57,433 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2094582843] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 20:44:57,433 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1836149438] [2021-06-06 20:44:57,433 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 20 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 20 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 20:44:57,495 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 8 check-sat command(s) [2021-06-06 20:44:57,495 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 20:44:57,496 INFO L263 TraceCheckSpWp]: Trace formula consists of 106 conjuncts, 27 conjunts are in the unsatisfiable core [2021-06-06 20:44:57,497 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 20:44:57,736 INFO L134 CoverageAnalysis]: Checked inductivity of 97 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-06-06 20:44:57,737 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1836149438] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 20:44:57,737 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 20:44:57,737 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 15] total 27 [2021-06-06 20:44:57,737 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1107757832] [2021-06-06 20:44:57,737 INFO L462 AbstractCegarLoop]: Interpolant automaton has 28 states [2021-06-06 20:44:57,737 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 20:44:57,738 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 28 interpolants. [2021-06-06 20:44:57,738 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=69, Invalid=687, Unknown=0, NotChecked=0, Total=756 [2021-06-06 20:44:57,738 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 20:44:57,738 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 20:44:57,738 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 28 states, 28 states have (on average 1.2857142857142858) internal successors, (36), 27 states have internal predecessors, (36), 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) [2021-06-06 20:44:57,738 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 20:44:57,738 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 20:44:57,738 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 20:44:57,738 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 20:44:57,738 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 20:44:57,738 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-06 20:44:57,738 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-06 20:44:57,739 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-06 20:44:57,739 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-06-06 20:44:57,739 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-06 20:44:57,739 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-06 20:44:57,739 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-06-06 20:44:57,739 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-06 20:44:57,739 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-06-06 20:44:57,739 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-06 20:44:57,739 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2021-06-06 20:44:57,739 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-06-06 20:44:57,739 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2021-06-06 20:44:57,739 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-06-06 20:44:57,739 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 20:44:58,272 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 20:44:58,272 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 20:44:58,272 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 20:44:58,272 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 20:44:58,272 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 20:44:58,272 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-06 20:44:58,272 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-06 20:44:58,272 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-06 20:44:58,272 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-06-06 20:44:58,273 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-06 20:44:58,273 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-06 20:44:58,273 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-06-06 20:44:58,273 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-06 20:44:58,273 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-06-06 20:44:58,273 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-06 20:44:58,273 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-06-06 20:44:58,273 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-06-06 20:44:58,273 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-06-06 20:44:58,273 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-06-06 20:44:58,273 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-06-06 20:44:58,488 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1526,20 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 20:44:58,488 INFO L430 AbstractCegarLoop]: === Iteration 21 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 20:44:58,488 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 20:44:58,489 INFO L82 PathProgramCache]: Analyzing trace with hash 327807110, now seen corresponding path program 18 times [2021-06-06 20:44:58,489 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 20:44:58,489 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [598833579] [2021-06-06 20:44:58,489 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 20:44:58,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 20:44:58,698 INFO L134 CoverageAnalysis]: Checked inductivity of 111 backedges. 0 proven. 105 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-06-06 20:44:58,698 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 20:44:58,698 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [598833579] [2021-06-06 20:44:58,698 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [598833579] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 20:44:58,698 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1256580332] [2021-06-06 20:44:58,699 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 21 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 21 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 20:44:58,771 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 8 check-sat command(s) [2021-06-06 20:44:58,771 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 20:44:58,772 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 35 conjunts are in the unsatisfiable core [2021-06-06 20:44:58,773 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 20:44:59,162 INFO L134 CoverageAnalysis]: Checked inductivity of 111 backedges. 6 proven. 105 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 20:44:59,162 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1256580332] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 20:44:59,162 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 20:44:59,162 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [16, 19] total 34 [2021-06-06 20:44:59,162 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1894276960] [2021-06-06 20:44:59,163 INFO L462 AbstractCegarLoop]: Interpolant automaton has 35 states [2021-06-06 20:44:59,163 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 20:44:59,163 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 35 interpolants. [2021-06-06 20:44:59,163 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=84, Invalid=1106, Unknown=0, NotChecked=0, Total=1190 [2021-06-06 20:44:59,164 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 20:44:59,164 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 20:44:59,164 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 35 states, 35 states have (on average 1.2857142857142858) internal successors, (45), 34 states have internal predecessors, (45), 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) [2021-06-06 20:44:59,164 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 20:44:59,164 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 20:44:59,164 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 20:44:59,164 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 20:44:59,164 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 20:44:59,164 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-06 20:44:59,164 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-06 20:44:59,164 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-06 20:44:59,164 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-06-06 20:44:59,164 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-06 20:44:59,164 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-06 20:44:59,165 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-06-06 20:44:59,165 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-06 20:44:59,165 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-06-06 20:44:59,165 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-06 20:44:59,165 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2021-06-06 20:44:59,165 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-06-06 20:44:59,165 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2021-06-06 20:44:59,165 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-06-06 20:44:59,165 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-06-06 20:44:59,165 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 20:45:00,093 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 20:45:00,093 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 20:45:00,093 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 20:45:00,093 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 20:45:00,093 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 20:45:00,093 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-06 20:45:00,093 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-06 20:45:00,093 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-06 20:45:00,093 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-06-06 20:45:00,093 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-06 20:45:00,093 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-06 20:45:00,093 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-06-06 20:45:00,093 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-06 20:45:00,094 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-06-06 20:45:00,094 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-06 20:45:00,094 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-06-06 20:45:00,094 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-06-06 20:45:00,094 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-06-06 20:45:00,094 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-06-06 20:45:00,094 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-06-06 20:45:00,099 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-06-06 20:45:00,299 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 21 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable1527 [2021-06-06 20:45:00,299 INFO L430 AbstractCegarLoop]: === Iteration 22 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 20:45:00,300 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 20:45:00,300 INFO L82 PathProgramCache]: Analyzing trace with hash 1636335914, now seen corresponding path program 19 times [2021-06-06 20:45:00,300 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 20:45:00,300 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1779180403] [2021-06-06 20:45:00,300 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 20:45:00,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 20:45:00,475 INFO L134 CoverageAnalysis]: Checked inductivity of 126 backedges. 0 proven. 126 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 20:45:00,475 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 20:45:00,475 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1779180403] [2021-06-06 20:45:00,475 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1779180403] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 20:45:00,475 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1779752401] [2021-06-06 20:45:00,475 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 22 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 22 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 20:45:00,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 20:45:00,518 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 43 conjunts are in the unsatisfiable core [2021-06-06 20:45:00,519 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 20:45:01,654 WARN L205 SmtUtils]: Spent 717.00 ms on a formula simplification that was a NOOP. DAG size: 451 [2021-06-06 20:45:01,655 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 20:45:01,655 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 15 select indices, 15 select index equivalence classes, 0 disjoint index pairs (out of 105 index pairs), introduced 29 new quantified variables, introduced 105 case distinctions, treesize of input 67 treesize of output 889 [2021-06-06 20:45:03,547 WARN L205 SmtUtils]: Spent 189.00 ms on a formula simplification. DAG size of input: 344 DAG size of output: 296 [2021-06-06 20:45:03,717 WARN L205 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 378 DAG size of output: 331 [2021-06-06 20:45:04,617 WARN L205 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 287 DAG size of output: 256 [2021-06-06 20:45:05,500 WARN L205 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 338 DAG size of output: 307 [2021-06-06 20:45:05,756 WARN L205 SmtUtils]: Spent 254.00 ms on a formula simplification. DAG size of input: 421 DAG size of output: 379 [2021-06-06 20:45:06,048 WARN L205 SmtUtils]: Spent 289.00 ms on a formula simplification. DAG size of input: 454 DAG size of output: 413 [2021-06-06 20:45:06,625 WARN L205 SmtUtils]: Spent 573.00 ms on a formula simplification. DAG size of input: 595 DAG size of output: 526 [2021-06-06 20:45:07,948 WARN L205 SmtUtils]: Spent 194.00 ms on a formula simplification. DAG size of input: 404 DAG size of output: 343 [2021-06-06 20:45:09,324 WARN L205 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 350 DAG size of output: 323 [2021-06-06 20:45:09,583 WARN L205 SmtUtils]: Spent 257.00 ms on a formula simplification. DAG size of input: 453 DAG size of output: 402 [2021-06-06 20:45:10,096 WARN L205 SmtUtils]: Spent 510.00 ms on a formula simplification. DAG size of input: 633 DAG size of output: 513 [2021-06-06 20:45:10,800 WARN L205 SmtUtils]: Spent 700.00 ms on a formula simplification. DAG size of input: 665 DAG size of output: 545 [2021-06-06 20:45:12,201 WARN L205 SmtUtils]: Spent 190.00 ms on a formula simplification. DAG size of input: 406 DAG size of output: 355 [2021-06-06 20:45:13,274 WARN L205 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 355 DAG size of output: 294 [2021-06-06 20:45:13,673 WARN L205 SmtUtils]: Spent 397.00 ms on a formula simplification. DAG size of input: 561 DAG size of output: 441 [2021-06-06 20:45:14,147 WARN L205 SmtUtils]: Spent 471.00 ms on a formula simplification. DAG size of input: 594 DAG size of output: 474 [2021-06-06 20:45:15,392 WARN L205 SmtUtils]: Spent 1.24 s on a formula simplification. DAG size of input: 1000 DAG size of output: 761 [2021-06-06 20:45:17,453 WARN L205 SmtUtils]: Spent 2.06 s on a formula simplification. DAG size of input: 1330 DAG size of output: 1025 [2021-06-06 20:45:19,559 WARN L205 SmtUtils]: Spent 2.10 s on a formula simplification. DAG size of input: 1340 DAG size of output: 1035 [2021-06-06 20:45:21,974 WARN L205 SmtUtils]: Spent 2.41 s on a formula simplification. DAG size of input: 1371 DAG size of output: 1067 [2021-06-06 20:45:24,749 WARN L205 SmtUtils]: Spent 2.77 s on a formula simplification. DAG size of input: 1404 DAG size of output: 1101 [2021-06-06 20:45:25,840 WARN L205 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 383 DAG size of output: 351 [2021-06-06 20:45:26,666 WARN L205 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 336 DAG size of output: 306 [2021-06-06 20:45:27,013 WARN L205 SmtUtils]: Spent 344.00 ms on a formula simplification. DAG size of input: 491 DAG size of output: 448 [2021-06-06 20:45:27,427 WARN L205 SmtUtils]: Spent 411.00 ms on a formula simplification. DAG size of input: 523 DAG size of output: 481 [2021-06-06 20:45:28,930 WARN L205 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 334 DAG size of output: 301 [2021-06-06 20:45:29,164 WARN L205 SmtUtils]: Spent 231.00 ms on a formula simplification. DAG size of input: 417 DAG size of output: 373 [2021-06-06 20:45:29,441 WARN L205 SmtUtils]: Spent 275.00 ms on a formula simplification. DAG size of input: 450 DAG size of output: 407 [2021-06-06 20:45:30,277 WARN L205 SmtUtils]: Spent 833.00 ms on a formula simplification. DAG size of input: 714 DAG size of output: 649 [2021-06-06 20:45:30,919 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 322 DAG size of output: 291 [2021-06-06 20:45:31,645 WARN L205 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 348 DAG size of output: 319 [2021-06-06 20:45:31,889 WARN L205 SmtUtils]: Spent 242.00 ms on a formula simplification. DAG size of input: 451 DAG size of output: 398 [2021-06-06 20:45:33,163 WARN L205 SmtUtils]: Spent 181.00 ms on a formula simplification. DAG size of input: 404 DAG size of output: 343 [2021-06-06 20:45:33,785 WARN L205 SmtUtils]: Spent 619.00 ms on a formula simplification. DAG size of input: 631 DAG size of output: 525 [2021-06-06 20:45:34,412 WARN L205 SmtUtils]: Spent 619.00 ms on a formula simplification. DAG size of input: 663 DAG size of output: 557 [2021-06-06 20:45:35,165 WARN L205 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 356 DAG size of output: 325 [2021-06-06 20:45:35,859 WARN L205 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 340 DAG size of output: 311 [2021-06-06 20:45:35,997 WARN L205 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 380 DAG size of output: 351 [2021-06-06 20:45:36,320 WARN L205 SmtUtils]: Spent 321.00 ms on a formula simplification. DAG size of input: 496 DAG size of output: 443 [2021-06-06 20:45:37,009 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 348 DAG size of output: 314 [2021-06-06 20:45:37,869 WARN L205 SmtUtils]: Spent 236.00 ms on a formula simplification. DAG size of input: 451 DAG size of output: 390 [2021-06-06 20:45:38,530 WARN L205 SmtUtils]: Spent 658.00 ms on a formula simplification. DAG size of input: 701 DAG size of output: 595 [2021-06-06 20:45:39,325 WARN L205 SmtUtils]: Spent 791.00 ms on a formula simplification. DAG size of input: 732 DAG size of output: 626 [2021-06-06 20:45:40,921 WARN L205 SmtUtils]: Spent 1.59 s on a formula simplification. DAG size of input: 1116 DAG size of output: 898 [2021-06-06 20:45:43,666 WARN L205 SmtUtils]: Spent 2.74 s on a formula simplification. DAG size of input: 1544 DAG size of output: 1253 [2021-06-06 20:45:46,434 WARN L205 SmtUtils]: Spent 2.76 s on a formula simplification. DAG size of input: 1554 DAG size of output: 1263 [2021-06-06 20:45:49,648 WARN L205 SmtUtils]: Spent 3.21 s on a formula simplification. DAG size of input: 1584 DAG size of output: 1293 [2021-06-06 20:45:53,254 WARN L205 SmtUtils]: Spent 3.60 s on a formula simplification. DAG size of input: 1616 DAG size of output: 1326 [2021-06-06 20:46:00,351 WARN L205 SmtUtils]: Spent 7.09 s on a formula simplification. DAG size of input: 2667 DAG size of output: 2084 [2021-06-06 20:46:08,315 WARN L205 SmtUtils]: Spent 7.95 s on a formula simplification. DAG size of input: 2697 DAG size of output: 2115 [2021-06-06 20:46:16,235 WARN L205 SmtUtils]: Spent 7.91 s on a formula simplification. DAG size of input: 2697 DAG size of output: 2115 [2021-06-06 20:46:25,903 WARN L205 SmtUtils]: Spent 9.66 s on a formula simplification. DAG size of input: 2722 DAG size of output: 2140 [2021-06-06 20:46:49,311 WARN L205 SmtUtils]: Spent 23.39 s on a formula simplification. DAG size of input: 2142 DAG size of output: 3536 [2021-06-06 20:46:51,357 WARN L205 SmtUtils]: Spent 2.03 s on a formula simplification. DAG size of input: 2084 DAG size of output: 2084 [2021-06-06 20:46:54,504 WARN L205 SmtUtils]: Spent 3.14 s on a formula simplification. DAG size of input: 1320 DAG size of output: 1844 [2021-06-06 20:47:00,704 WARN L205 SmtUtils]: Spent 6.19 s on a formula simplification. DAG size of input: 1316 DAG size of output: 1538 [2021-06-06 20:47:07,950 WARN L205 SmtUtils]: Spent 7.23 s on a formula simplification. DAG size of input: 1306 DAG size of output: 2171 [2021-06-06 20:47:14,342 WARN L205 SmtUtils]: Spent 6.38 s on a formula simplification. DAG size of input: 1272 DAG size of output: 1665 [2021-06-06 20:47:21,703 WARN L205 SmtUtils]: Spent 7.35 s on a formula simplification. DAG size of input: 1269 DAG size of output: 1672 [2021-06-06 20:47:21,959 WARN L205 SmtUtils]: Spent 246.00 ms on a formula simplification. DAG size of input: 1203 DAG size of output: 1203 [2021-06-06 20:47:22,620 WARN L205 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 379 DAG size of output: 373 [2021-06-06 20:47:22,791 WARN L205 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 408 DAG size of output: 402 [2021-06-06 20:47:22,984 WARN L205 SmtUtils]: Spent 190.00 ms on a formula simplification. DAG size of input: 445 DAG size of output: 439 [2021-06-06 20:47:23,632 WARN L205 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 384 DAG size of output: 360 [2021-06-06 20:47:23,780 WARN L205 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 420 DAG size of output: 394 [2021-06-06 20:47:24,198 WARN L205 SmtUtils]: Spent 414.00 ms on a formula simplification. DAG size of input: 696 DAG size of output: 665 [2021-06-06 20:47:24,624 WARN L205 SmtUtils]: Spent 422.00 ms on a formula simplification. DAG size of input: 709 DAG size of output: 678 [2021-06-06 20:47:25,150 WARN L205 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 356 DAG size of output: 356 [2021-06-06 20:47:25,295 WARN L205 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 388 DAG size of output: 381 [2021-06-06 20:47:25,463 WARN L205 SmtUtils]: Spent 165.00 ms on a formula simplification. DAG size of input: 419 DAG size of output: 412 [2021-06-06 20:47:26,248 WARN L205 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 394 DAG size of output: 370 [2021-06-06 20:47:26,627 WARN L205 SmtUtils]: Spent 376.00 ms on a formula simplification. DAG size of input: 666 DAG size of output: 634 [2021-06-06 20:47:26,997 WARN L205 SmtUtils]: Spent 365.00 ms on a formula simplification. DAG size of input: 678 DAG size of output: 646 [2021-06-06 20:47:27,942 WARN L205 SmtUtils]: Spent 941.00 ms on a formula simplification. DAG size of input: 1205 DAG size of output: 1143 [2021-06-06 20:47:28,691 WARN L205 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 400 DAG size of output: 395 [2021-06-06 20:47:28,851 WARN L205 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 411 DAG size of output: 406 [2021-06-06 20:47:29,734 WARN L205 SmtUtils]: Spent 188.00 ms on a formula simplification. DAG size of input: 425 DAG size of output: 421 [2021-06-06 20:47:29,917 WARN L205 SmtUtils]: Spent 181.00 ms on a formula simplification. DAG size of input: 437 DAG size of output: 433 [2021-06-06 20:47:30,334 WARN L205 SmtUtils]: Spent 414.00 ms on a formula simplification. DAG size of input: 693 DAG size of output: 682 [2021-06-06 20:47:31,738 WARN L205 SmtUtils]: Spent 1.40 s on a formula simplification. DAG size of input: 1717 DAG size of output: 1601 [2021-06-06 20:47:32,310 WARN L205 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 336 DAG size of output: 314 [2021-06-06 20:47:32,426 WARN L205 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 346 DAG size of output: 324 [2021-06-06 20:47:33,190 WARN L205 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 366 DAG size of output: 345 [2021-06-06 20:47:33,335 WARN L205 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 377 DAG size of output: 356 [2021-06-06 20:47:33,639 WARN L205 SmtUtils]: Spent 301.00 ms on a formula simplification. DAG size of input: 569 DAG size of output: 525 [2021-06-06 20:47:34,398 WARN L205 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 388 DAG size of output: 341 [2021-06-06 20:47:34,884 WARN L205 SmtUtils]: Spent 483.00 ms on a formula simplification. DAG size of input: 802 DAG size of output: 713 [2021-06-06 20:47:37,139 WARN L205 SmtUtils]: Spent 2.25 s on a formula simplification. DAG size of input: 2072 DAG size of output: 1911 [2021-06-06 20:47:41,429 WARN L205 SmtUtils]: Spent 4.28 s on a formula simplification. DAG size of input: 1178 DAG size of output: 1596 [2021-06-06 20:47:44,956 WARN L205 SmtUtils]: Spent 3.52 s on a formula simplification. DAG size of input: 1102 DAG size of output: 1398 [2021-06-06 20:47:47,547 WARN L205 SmtUtils]: Spent 2.58 s on a formula simplification. DAG size of input: 1101 DAG size of output: 1312 [2021-06-06 20:47:51,147 WARN L205 SmtUtils]: Spent 3.59 s on a formula simplification. DAG size of input: 1095 DAG size of output: 1408 [2021-06-06 20:47:51,377 WARN L205 SmtUtils]: Spent 220.00 ms on a formula simplification. DAG size of input: 1091 DAG size of output: 1091 [2021-06-06 20:47:52,336 WARN L205 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 398 DAG size of output: 350 [2021-06-06 20:47:52,552 WARN L205 SmtUtils]: Spent 214.00 ms on a formula simplification. DAG size of input: 434 DAG size of output: 386 [2021-06-06 20:47:52,818 WARN L205 SmtUtils]: Spent 263.00 ms on a formula simplification. DAG size of input: 460 DAG size of output: 412 [2021-06-06 20:47:53,545 WARN L205 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 319 DAG size of output: 303 [2021-06-06 20:47:53,727 WARN L205 SmtUtils]: Spent 179.00 ms on a formula simplification. DAG size of input: 348 DAG size of output: 332 [2021-06-06 20:47:54,266 WARN L205 SmtUtils]: Spent 536.00 ms on a formula simplification. DAG size of input: 665 DAG size of output: 597 [2021-06-06 20:47:54,569 WARN L205 SmtUtils]: Spent 258.00 ms on a formula simplification. DAG size of input: 413 DAG size of output: 457 [2021-06-06 20:47:54,859 WARN L205 SmtUtils]: Spent 285.00 ms on a formula simplification. DAG size of input: 410 DAG size of output: 444 [2021-06-06 20:47:55,107 WARN L205 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 281 [2021-06-06 20:47:56,037 WARN L205 SmtUtils]: Spent 186.00 ms on a formula simplification. DAG size of input: 285 DAG size of output: 284 [2021-06-06 20:47:56,500 WARN L205 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 239 [2021-06-06 20:47:56,906 WARN L205 SmtUtils]: Spent 183.00 ms on a formula simplification. DAG size of input: 302 DAG size of output: 304 [2021-06-06 20:47:57,342 WARN L205 SmtUtils]: Spent 433.00 ms on a formula simplification. DAG size of input: 416 DAG size of output: 419 [2021-06-06 20:47:57,962 WARN L205 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 245 [2021-06-06 20:47:58,663 WARN L205 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 243 [2021-06-06 20:47:58,853 WARN L205 SmtUtils]: Spent 188.00 ms on a formula simplification. DAG size of input: 306 DAG size of output: 308 [2021-06-06 20:47:59,231 WARN L205 SmtUtils]: Spent 376.00 ms on a formula simplification. DAG size of input: 381 DAG size of output: 402 [2021-06-06 20:48:00,167 WARN L205 SmtUtils]: Spent 926.00 ms on a formula simplification. DAG size of input: 566 DAG size of output: 586 [2021-06-06 20:48:01,357 WARN L205 SmtUtils]: Spent 1.19 s on a formula simplification. DAG size of input: 610 DAG size of output: 648 [2021-06-06 20:48:02,274 WARN L205 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 211 [2021-06-06 20:48:02,490 WARN L205 SmtUtils]: Spent 214.00 ms on a formula simplification. DAG size of input: 274 DAG size of output: 270 [2021-06-06 20:48:02,786 WARN L205 SmtUtils]: Spent 294.00 ms on a formula simplification. DAG size of input: 320 DAG size of output: 308 [2021-06-06 20:48:03,496 WARN L205 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 253 DAG size of output: 236 [2021-06-06 20:48:04,023 WARN L205 SmtUtils]: Spent 521.00 ms on a formula simplification. DAG size of input: 386 DAG size of output: 380 [2021-06-06 20:48:06,052 WARN L205 SmtUtils]: Spent 2.03 s on a formula simplification. DAG size of input: 849 DAG size of output: 882 [2021-06-06 20:48:06,381 WARN L205 SmtUtils]: Spent 323.00 ms on a formula simplification. DAG size of input: 322 DAG size of output: 410 [2021-06-06 20:48:06,594 WARN L205 SmtUtils]: Spent 209.00 ms on a formula simplification. DAG size of input: 317 DAG size of output: 342 [2021-06-06 20:48:08,327 WARN L205 SmtUtils]: Spent 228.00 ms on a formula simplification. DAG size of input: 342 DAG size of output: 338 [2021-06-06 20:48:08,861 WARN L205 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 243 DAG size of output: 229 [2021-06-06 20:48:09,283 WARN L205 SmtUtils]: Spent 420.00 ms on a formula simplification. DAG size of input: 409 DAG size of output: 412 [2021-06-06 20:48:09,852 WARN L205 SmtUtils]: Spent 566.00 ms on a formula simplification. DAG size of input: 520 DAG size of output: 515 [2021-06-06 20:48:10,502 WARN L205 SmtUtils]: Spent 647.00 ms on a formula simplification. DAG size of input: 546 DAG size of output: 526 [2021-06-06 20:48:11,755 WARN L205 SmtUtils]: Spent 199.00 ms on a formula simplification. DAG size of input: 309 DAG size of output: 306 [2021-06-06 20:48:12,046 WARN L205 SmtUtils]: Spent 289.00 ms on a formula simplification. DAG size of input: 384 DAG size of output: 377 [2021-06-06 20:48:12,983 WARN L205 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 345 DAG size of output: 302 [2021-06-06 20:48:13,742 WARN L205 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 325 DAG size of output: 281 [2021-06-06 20:48:14,079 WARN L205 SmtUtils]: Spent 335.00 ms on a formula simplification. DAG size of input: 438 DAG size of output: 377 [2021-06-06 20:48:14,781 WARN L205 SmtUtils]: Spent 699.00 ms on a formula simplification. DAG size of input: 651 DAG size of output: 587 [2021-06-06 20:48:16,339 WARN L205 SmtUtils]: Spent 1.55 s on a formula simplification. DAG size of input: 946 DAG size of output: 855 [2021-06-06 20:48:18,326 WARN L205 SmtUtils]: Spent 1.98 s on a formula simplification. DAG size of input: 1051 DAG size of output: 957 [2021-06-06 20:48:18,472 WARN L205 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 266 DAG size of output: 278 [2021-06-06 20:48:18,612 WARN L205 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 263 DAG size of output: 290 [2021-06-06 20:48:18,729 WARN L205 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 260 DAG size of output: 285 [2021-06-06 20:48:19,670 WARN L205 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 265 DAG size of output: 252 [2021-06-06 20:48:19,838 WARN L205 SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 336 DAG size of output: 316 [2021-06-06 20:48:20,082 WARN L205 SmtUtils]: Spent 241.00 ms on a formula simplification. DAG size of input: 412 DAG size of output: 389 [2021-06-06 20:48:20,390 WARN L205 SmtUtils]: Spent 306.00 ms on a formula simplification. DAG size of input: 447 DAG size of output: 405 [2021-06-06 20:48:20,956 WARN L205 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 270 DAG size of output: 267 [2021-06-06 20:48:21,141 WARN L205 SmtUtils]: Spent 184.00 ms on a formula simplification. DAG size of input: 325 DAG size of output: 320 [2021-06-06 20:48:21,655 WARN L205 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 305 DAG size of output: 281 [2021-06-06 20:48:21,972 WARN L205 SmtUtils]: Spent 315.00 ms on a formula simplification. DAG size of input: 451 DAG size of output: 401 [2021-06-06 20:48:22,665 WARN L205 SmtUtils]: Spent 690.00 ms on a formula simplification. DAG size of input: 687 DAG size of output: 562 [2021-06-06 20:48:23,287 WARN L205 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 295 DAG size of output: 292 [2021-06-06 20:48:23,942 WARN L205 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 319 DAG size of output: 318 [2021-06-06 20:48:24,218 WARN L205 SmtUtils]: Spent 274.00 ms on a formula simplification. DAG size of input: 438 DAG size of output: 410 [2021-06-06 20:48:24,989 WARN L205 SmtUtils]: Spent 180.00 ms on a formula simplification. DAG size of input: 337 DAG size of output: 320 [2021-06-06 20:48:25,423 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 289 DAG size of output: 279 [2021-06-06 20:48:25,556 WARN L205 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 311 DAG size of output: 300 [2021-06-06 20:48:25,860 WARN L205 SmtUtils]: Spent 302.00 ms on a formula simplification. DAG size of input: 472 DAG size of output: 418 [2021-06-06 20:48:26,523 WARN L205 SmtUtils]: Spent 660.00 ms on a formula simplification. DAG size of input: 636 DAG size of output: 566 [2021-06-06 20:48:28,033 WARN L205 SmtUtils]: Spent 1.51 s on a formula simplification. DAG size of input: 1051 DAG size of output: 864 [2021-06-06 20:48:29,879 WARN L205 SmtUtils]: Spent 1.84 s on a formula simplification. DAG size of input: 1113 DAG size of output: 917 [2021-06-06 20:48:31,021 WARN L205 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 283 DAG size of output: 284 [2021-06-06 20:48:31,241 WARN L205 SmtUtils]: Spent 218.00 ms on a formula simplification. DAG size of input: 382 DAG size of output: 359 [2021-06-06 20:48:31,811 WARN L205 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 295 DAG size of output: 296 [2021-06-06 20:48:32,240 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 283 DAG size of output: 265 [2021-06-06 20:48:32,479 WARN L205 SmtUtils]: Spent 236.00 ms on a formula simplification. DAG size of input: 411 DAG size of output: 375 [2021-06-06 20:48:33,009 WARN L205 SmtUtils]: Spent 527.00 ms on a formula simplification. DAG size of input: 555 DAG size of output: 503 [2021-06-06 20:48:33,719 WARN L205 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 220 DAG size of output: 235 [2021-06-06 20:48:33,911 WARN L205 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 264 [2021-06-06 20:48:34,393 WARN L205 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 242 [2021-06-06 20:48:34,723 WARN L205 SmtUtils]: Spent 328.00 ms on a formula simplification. DAG size of input: 297 DAG size of output: 325 [2021-06-06 20:48:35,186 WARN L205 SmtUtils]: Spent 461.00 ms on a formula simplification. DAG size of input: 396 DAG size of output: 438 [2021-06-06 20:48:36,292 WARN L205 SmtUtils]: Spent 1.10 s on a formula simplification. DAG size of input: 749 DAG size of output: 750 [2021-06-06 20:48:37,665 WARN L205 SmtUtils]: Spent 1.37 s on a formula simplification. DAG size of input: 800 DAG size of output: 800 [2021-06-06 20:48:41,390 WARN L205 SmtUtils]: Spent 3.72 s on a formula simplification. DAG size of input: 1555 DAG size of output: 1414 [2021-06-06 20:48:47,909 WARN L205 SmtUtils]: Spent 6.51 s on a formula simplification. DAG size of input: 2320 DAG size of output: 2079 [2021-06-06 20:48:55,763 WARN L205 SmtUtils]: Spent 7.84 s on a formula simplification. DAG size of input: 2889 DAG size of output: 2253 [2021-06-06 20:48:56,335 WARN L205 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 270 DAG size of output: 257 [2021-06-06 20:48:56,468 WARN L205 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 280 DAG size of output: 267 [2021-06-06 20:49:05,690 WARN L205 SmtUtils]: Spent 9.22 s on a formula simplification. DAG size of input: 3026 DAG size of output: 2377 [2021-06-06 20:49:06,274 WARN L205 SmtUtils]: Spent 571.00 ms on a formula simplification. DAG size of input: 387 DAG size of output: 514 [2021-06-06 20:49:07,004 WARN L205 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 253 DAG size of output: 236 [2021-06-06 20:49:07,870 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 209 [2021-06-06 20:49:08,079 WARN L205 SmtUtils]: Spent 207.00 ms on a formula simplification. DAG size of input: 272 DAG size of output: 271 [2021-06-06 20:49:08,367 WARN L205 SmtUtils]: Spent 286.00 ms on a formula simplification. DAG size of input: 320 DAG size of output: 311 [2021-06-06 20:49:08,872 WARN L205 SmtUtils]: Spent 498.00 ms on a formula simplification. DAG size of input: 386 DAG size of output: 380 [2021-06-06 20:49:09,060 WARN L205 SmtUtils]: Spent 184.00 ms on a formula simplification. DAG size of input: 291 DAG size of output: 316 [2021-06-06 20:49:09,203 WARN L205 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 288 DAG size of output: 323 [2021-06-06 20:49:09,326 WARN L205 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 282 DAG size of output: 303 [2021-06-06 20:49:10,118 WARN L205 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 311 DAG size of output: 305 [2021-06-06 20:49:10,669 WARN L205 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 274 DAG size of output: 256 [2021-06-06 20:49:11,179 WARN L205 SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 355 DAG size of output: 312 [2021-06-06 20:49:11,554 WARN L205 SmtUtils]: Spent 373.00 ms on a formula simplification. DAG size of input: 482 DAG size of output: 436 [2021-06-06 20:49:12,323 WARN L205 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 267 DAG size of output: 256 [2021-06-06 20:49:12,493 WARN L205 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 335 DAG size of output: 306 [2021-06-06 20:49:13,233 WARN L205 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 305 DAG size of output: 300 [2021-06-06 20:49:13,578 WARN L205 SmtUtils]: Spent 343.00 ms on a formula simplification. DAG size of input: 463 DAG size of output: 430 [2021-06-06 20:49:14,374 WARN L205 SmtUtils]: Spent 793.00 ms on a formula simplification. DAG size of input: 685 DAG size of output: 618 [2021-06-06 20:49:14,495 WARN L205 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 286 DAG size of output: 307 [2021-06-06 20:49:15,218 WARN L205 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 299 DAG size of output: 283 [2021-06-06 20:49:15,364 WARN L205 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 325 DAG size of output: 302 [2021-06-06 20:49:16,208 WARN L205 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 323 DAG size of output: 279 [2021-06-06 20:49:16,569 WARN L205 SmtUtils]: Spent 359.00 ms on a formula simplification. DAG size of input: 488 DAG size of output: 420 [2021-06-06 20:49:16,710 WARN L205 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 284 DAG size of output: 358 [2021-06-06 20:49:17,481 WARN L205 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 335 DAG size of output: 302 [2021-06-06 20:49:17,594 WARN L205 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 283 DAG size of output: 332 [2021-06-06 20:49:17,738 WARN L205 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 280 DAG size of output: 316 [2021-06-06 20:49:18,180 WARN L205 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 311 DAG size of output: 294 [2021-06-06 20:49:18,439 WARN L205 SmtUtils]: Spent 257.00 ms on a formula simplification. DAG size of input: 375 DAG size of output: 346 [2021-06-06 20:49:18,843 WARN L205 SmtUtils]: Spent 400.00 ms on a formula simplification. DAG size of input: 536 DAG size of output: 442 [2021-06-06 20:49:19,685 WARN L205 SmtUtils]: Spent 839.00 ms on a formula simplification. DAG size of input: 734 DAG size of output: 616 [2021-06-06 20:49:21,533 WARN L205 SmtUtils]: Spent 1.84 s on a formula simplification. DAG size of input: 1144 DAG size of output: 978 [2021-06-06 20:49:23,803 WARN L205 SmtUtils]: Spent 2.26 s on a formula simplification. DAG size of input: 1236 DAG size of output: 1068 [2021-06-06 20:49:26,112 WARN L205 SmtUtils]: Spent 2.30 s on a formula simplification. DAG size of input: 1461 DAG size of output: 976 [2021-06-06 20:49:29,156 WARN L205 SmtUtils]: Spent 2.75 s on a formula simplification. DAG size of input: 1567 DAG size of output: 1074 [2021-06-06 20:49:29,496 WARN L205 SmtUtils]: Spent 295.00 ms on a formula simplification. DAG size of input: 354 DAG size of output: 389 [2021-06-06 20:49:29,696 WARN L205 SmtUtils]: Spent 196.00 ms on a formula simplification. DAG size of input: 351 DAG size of output: 388 [2021-06-06 20:49:29,899 WARN L205 SmtUtils]: Spent 200.00 ms on a formula simplification. DAG size of input: 349 DAG size of output: 388 [2021-06-06 20:49:30,110 WARN L205 SmtUtils]: Spent 208.00 ms on a formula simplification. DAG size of input: 335 DAG size of output: 435 [2021-06-06 20:49:30,416 WARN L205 SmtUtils]: Spent 302.00 ms on a formula simplification. DAG size of input: 334 DAG size of output: 446 [2021-06-06 20:49:30,542 WARN L205 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 331 DAG size of output: 370 [2021-06-06 20:49:30,732 WARN L205 SmtUtils]: Spent 187.00 ms on a formula simplification. DAG size of input: 328 DAG size of output: 386 [2021-06-06 20:49:31,304 WARN L205 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 364 DAG size of output: 300 [2021-06-06 20:49:31,524 WARN L205 SmtUtils]: Spent 218.00 ms on a formula simplification. DAG size of input: 420 DAG size of output: 352 [2021-06-06 20:49:31,979 WARN L205 SmtUtils]: Spent 452.00 ms on a formula simplification. DAG size of input: 524 DAG size of output: 455 [2021-06-06 20:49:32,227 WARN L205 SmtUtils]: Spent 244.00 ms on a formula simplification. DAG size of input: 293 DAG size of output: 373 [2021-06-06 20:49:32,916 WARN L205 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 300 DAG size of output: 293 [2021-06-06 20:49:33,214 WARN L205 SmtUtils]: Spent 171.00 ms on a formula simplification. DAG size of input: 338 DAG size of output: 308 [2021-06-06 20:49:33,571 WARN L205 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 433 DAG size of output: 401 [2021-06-06 20:49:34,404 WARN L205 SmtUtils]: Spent 830.00 ms on a formula simplification. DAG size of input: 774 DAG size of output: 636 [2021-06-06 20:49:34,639 WARN L205 SmtUtils]: Spent 230.00 ms on a formula simplification. DAG size of input: 347 DAG size of output: 459 [2021-06-06 20:49:34,965 WARN L205 SmtUtils]: Spent 322.00 ms on a formula simplification. DAG size of input: 346 DAG size of output: 466 [2021-06-06 20:49:35,981 WARN L205 SmtUtils]: Spent 195.00 ms on a formula simplification. DAG size of input: 358 DAG size of output: 340 [2021-06-06 20:49:36,424 WARN L205 SmtUtils]: Spent 239.00 ms on a formula simplification. DAG size of input: 425 DAG size of output: 384 [2021-06-06 20:49:36,911 WARN L205 SmtUtils]: Spent 483.00 ms on a formula simplification. DAG size of input: 542 DAG size of output: 497 [2021-06-06 20:49:37,186 WARN L205 SmtUtils]: Spent 271.00 ms on a formula simplification. DAG size of input: 305 DAG size of output: 393 [2021-06-06 20:49:37,304 WARN L205 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 302 DAG size of output: 347 [2021-06-06 20:49:37,470 WARN L205 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 299 DAG size of output: 348 [2021-06-06 20:49:38,017 WARN L205 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 315 DAG size of output: 261 [2021-06-06 20:49:38,223 WARN L205 SmtUtils]: Spent 204.00 ms on a formula simplification. DAG size of input: 379 DAG size of output: 319 [2021-06-06 20:49:38,632 WARN L205 SmtUtils]: Spent 406.00 ms on a formula simplification. DAG size of input: 473 DAG size of output: 408 [2021-06-06 20:49:39,519 WARN L205 SmtUtils]: Spent 883.00 ms on a formula simplification. DAG size of input: 831 DAG size of output: 681 [2021-06-06 20:49:41,439 WARN L205 SmtUtils]: Spent 1.92 s on a formula simplification. DAG size of input: 1233 DAG size of output: 968 [2021-06-06 20:49:41,653 WARN L205 SmtUtils]: Spent 207.00 ms on a formula simplification. DAG size of input: 345 DAG size of output: 384 [2021-06-06 20:49:41,892 WARN L205 SmtUtils]: Spent 236.00 ms on a formula simplification. DAG size of input: 343 DAG size of output: 451 [2021-06-06 20:49:42,768 WARN L205 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 285 DAG size of output: 264 [2021-06-06 20:49:42,903 WARN L205 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 309 DAG size of output: 287 [2021-06-06 20:49:43,175 WARN L205 SmtUtils]: Spent 270.00 ms on a formula simplification. DAG size of input: 413 DAG size of output: 369 [2021-06-06 20:49:43,759 WARN L205 SmtUtils]: Spent 365.00 ms on a formula simplification. DAG size of input: 471 DAG size of output: 408 [2021-06-06 20:49:44,100 WARN L205 SmtUtils]: Spent 333.00 ms on a formula simplification. DAG size of input: 342 DAG size of output: 462 [2021-06-06 20:49:44,232 WARN L205 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 339 DAG size of output: 378 [2021-06-06 20:49:44,446 WARN L205 SmtUtils]: Spent 211.00 ms on a formula simplification. DAG size of input: 336 DAG size of output: 394 [2021-06-06 20:49:45,083 WARN L205 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 372 DAG size of output: 305 [2021-06-06 20:49:45,312 WARN L205 SmtUtils]: Spent 226.00 ms on a formula simplification. DAG size of input: 428 DAG size of output: 357 [2021-06-06 20:49:45,776 WARN L205 SmtUtils]: Spent 461.00 ms on a formula simplification. DAG size of input: 544 DAG size of output: 462 [2021-06-06 20:49:46,602 WARN L205 SmtUtils]: Spent 823.00 ms on a formula simplification. DAG size of input: 831 DAG size of output: 641 [2021-06-06 20:49:46,824 WARN L205 SmtUtils]: Spent 216.00 ms on a formula simplification. DAG size of input: 331 DAG size of output: 427 [2021-06-06 20:49:47,703 WARN L205 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 276 DAG size of output: 278 [2021-06-06 20:49:48,298 WARN L205 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 304 DAG size of output: 307 [2021-06-06 20:49:48,633 WARN L205 SmtUtils]: Spent 333.00 ms on a formula simplification. DAG size of input: 385 DAG size of output: 381 [2021-06-06 20:49:49,070 WARN L205 SmtUtils]: Spent 434.00 ms on a formula simplification. DAG size of input: 474 DAG size of output: 443 [2021-06-06 20:49:49,321 WARN L205 SmtUtils]: Spent 247.00 ms on a formula simplification. DAG size of input: 289 DAG size of output: 369 [2021-06-06 20:49:50,110 WARN L205 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 321 DAG size of output: 279 [2021-06-06 20:49:50,302 WARN L205 SmtUtils]: Spent 189.00 ms on a formula simplification. DAG size of input: 360 DAG size of output: 308 [2021-06-06 20:49:50,694 WARN L205 SmtUtils]: Spent 389.00 ms on a formula simplification. DAG size of input: 455 DAG size of output: 399 [2021-06-06 20:49:51,509 WARN L205 SmtUtils]: Spent 812.00 ms on a formula simplification. DAG size of input: 747 DAG size of output: 623 [2021-06-06 20:49:53,340 WARN L205 SmtUtils]: Spent 1.83 s on a formula simplification. DAG size of input: 1208 DAG size of output: 945 [2021-06-06 20:49:57,498 WARN L205 SmtUtils]: Spent 4.15 s on a formula simplification. DAG size of input: 1884 DAG size of output: 1436 [2021-06-06 20:50:02,592 WARN L205 SmtUtils]: Spent 5.09 s on a formula simplification. DAG size of input: 2012 DAG size of output: 1581 [2021-06-06 20:50:03,411 WARN L205 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 310 DAG size of output: 293 [2021-06-06 20:50:03,593 WARN L205 SmtUtils]: Spent 179.00 ms on a formula simplification. DAG size of input: 321 DAG size of output: 304 [2021-06-06 20:50:09,742 WARN L205 SmtUtils]: Spent 6.14 s on a formula simplification. DAG size of input: 2189 DAG size of output: 1741 [2021-06-06 20:50:19,924 WARN L205 SmtUtils]: Spent 10.17 s on a formula simplification. DAG size of input: 3225 DAG size of output: 2355 [2021-06-06 20:50:40,951 WARN L205 SmtUtils]: Spent 21.01 s on a formula simplification. DAG size of input: 5151 DAG size of output: 3699 [2021-06-06 20:51:04,867 WARN L205 SmtUtils]: Spent 23.89 s on a formula simplification. DAG size of input: 5285 DAG size of output: 3839 [2021-06-06 20:51:05,732 WARN L205 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 218 [2021-06-06 20:51:05,880 WARN L205 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 251 DAG size of output: 228 [2021-06-06 20:51:06,454 WARN L205 SmtUtils]: Spent 414.00 ms on a formula simplification. DAG size of input: 330 DAG size of output: 438 [2021-06-06 20:51:07,635 WARN L205 SmtUtils]: Spent 216.00 ms on a formula simplification. DAG size of input: 312 DAG size of output: 307 [2021-06-06 20:51:08,641 WARN L205 SmtUtils]: Spent 193.00 ms on a formula simplification. DAG size of input: 310 DAG size of output: 318 [2021-06-06 20:51:09,112 WARN L205 SmtUtils]: Spent 468.00 ms on a formula simplification. DAG size of input: 455 DAG size of output: 459 [2021-06-06 20:51:09,708 WARN L205 SmtUtils]: Spent 593.00 ms on a formula simplification. DAG size of input: 512 DAG size of output: 514 [2021-06-06 20:51:10,236 WARN L205 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 366 DAG size of output: 338 [2021-06-06 20:51:11,157 WARN L205 SmtUtils]: Spent 918.00 ms on a formula simplification. DAG size of input: 701 DAG size of output: 702 [2021-06-06 20:51:12,155 WARN L205 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 246 DAG size of output: 260 [2021-06-06 20:51:12,925 WARN L205 SmtUtils]: Spent 167.00 ms on a formula simplification. DAG size of input: 266 DAG size of output: 274 [2021-06-06 20:51:13,307 WARN L205 SmtUtils]: Spent 379.00 ms on a formula simplification. DAG size of input: 385 DAG size of output: 405 [2021-06-06 20:51:13,803 WARN L205 SmtUtils]: Spent 493.00 ms on a formula simplification. DAG size of input: 442 DAG size of output: 460 [2021-06-06 20:51:14,346 WARN L205 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 366 DAG size of output: 338 [2021-06-06 20:51:15,121 WARN L205 SmtUtils]: Spent 773.00 ms on a formula simplification. DAG size of input: 594 DAG size of output: 635 [2021-06-06 20:51:16,079 WARN L205 SmtUtils]: Spent 954.00 ms on a formula simplification. DAG size of input: 659 DAG size of output: 679 [2021-06-06 20:51:18,227 WARN L205 SmtUtils]: Spent 2.14 s on a formula simplification. DAG size of input: 937 DAG size of output: 1011 [2021-06-06 20:51:19,133 WARN L205 SmtUtils]: Spent 211.00 ms on a formula simplification. DAG size of input: 288 DAG size of output: 292 [2021-06-06 20:51:19,616 WARN L205 SmtUtils]: Spent 318.00 ms on a formula simplification. DAG size of input: 360 DAG size of output: 385 [2021-06-06 20:51:20,630 WARN L205 SmtUtils]: Spent 189.00 ms on a formula simplification. DAG size of input: 264 DAG size of output: 263 [2021-06-06 20:51:20,876 WARN L205 SmtUtils]: Spent 244.00 ms on a formula simplification. DAG size of input: 308 DAG size of output: 316 [2021-06-06 20:51:21,430 WARN L205 SmtUtils]: Spent 388.00 ms on a formula simplification. DAG size of input: 391 DAG size of output: 408 [2021-06-06 20:51:22,297 WARN L205 SmtUtils]: Spent 863.00 ms on a formula simplification. DAG size of input: 511 DAG size of output: 569 [2021-06-06 20:51:25,227 WARN L205 SmtUtils]: Spent 2.93 s on a formula simplification. DAG size of input: 1202 DAG size of output: 1222 [2021-06-06 20:51:25,542 WARN L205 SmtUtils]: Spent 307.00 ms on a formula simplification. DAG size of input: 325 DAG size of output: 376 [2021-06-06 20:51:25,768 WARN L205 SmtUtils]: Spent 191.00 ms on a formula simplification. DAG size of input: 320 DAG size of output: 363 [2021-06-06 20:51:25,979 WARN L205 SmtUtils]: Spent 207.00 ms on a formula simplification. DAG size of input: 318 DAG size of output: 418 [2021-06-06 20:51:26,281 WARN L205 SmtUtils]: Spent 205.00 ms on a formula simplification. DAG size of input: 314 DAG size of output: 373 [2021-06-06 20:51:26,848 WARN L205 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 351 DAG size of output: 292 [2021-06-06 20:51:27,069 WARN L205 SmtUtils]: Spent 219.00 ms on a formula simplification. DAG size of input: 397 DAG size of output: 331 [2021-06-06 20:51:27,915 WARN L205 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 332 DAG size of output: 282 [2021-06-06 20:51:28,257 WARN L205 SmtUtils]: Spent 339.00 ms on a formula simplification. DAG size of input: 567 DAG size of output: 431 [2021-06-06 20:51:28,464 WARN L205 SmtUtils]: Spent 202.00 ms on a formula simplification. DAG size of input: 306 DAG size of output: 394 [2021-06-06 20:51:29,299 WARN L205 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 352 DAG size of output: 280 [2021-06-06 20:51:30,206 WARN L205 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 303 DAG size of output: 278 [2021-06-06 20:51:30,375 WARN L205 SmtUtils]: Spent 167.00 ms on a formula simplification. DAG size of input: 344 DAG size of output: 315 [2021-06-06 20:51:30,703 WARN L205 SmtUtils]: Spent 325.00 ms on a formula simplification. DAG size of input: 536 DAG size of output: 414 [2021-06-06 20:51:31,460 WARN L205 SmtUtils]: Spent 753.00 ms on a formula simplification. DAG size of input: 867 DAG size of output: 627 [2021-06-06 20:51:31,649 WARN L205 SmtUtils]: Spent 184.00 ms on a formula simplification. DAG size of input: 318 DAG size of output: 361 [2021-06-06 20:51:31,832 WARN L205 SmtUtils]: Spent 180.00 ms on a formula simplification. DAG size of input: 304 DAG size of output: 392 [2021-06-06 20:51:32,707 WARN L205 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 303 DAG size of output: 280 [2021-06-06 20:51:32,874 WARN L205 SmtUtils]: Spent 165.00 ms on a formula simplification. DAG size of input: 342 DAG size of output: 315 [2021-06-06 20:51:33,684 WARN L205 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 350 DAG size of output: 278 [2021-06-06 20:51:33,997 WARN L205 SmtUtils]: Spent 310.00 ms on a formula simplification. DAG size of input: 534 DAG size of output: 411 [2021-06-06 20:51:34,216 WARN L205 SmtUtils]: Spent 215.00 ms on a formula simplification. DAG size of input: 316 DAG size of output: 416 [2021-06-06 20:51:35,033 WARN L205 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 330 DAG size of output: 280 [2021-06-06 20:51:35,311 WARN L205 SmtUtils]: Spent 184.00 ms on a formula simplification. DAG size of input: 312 DAG size of output: 371 [2021-06-06 20:51:35,877 WARN L205 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 351 DAG size of output: 293 [2021-06-06 20:51:36,080 WARN L205 SmtUtils]: Spent 201.00 ms on a formula simplification. DAG size of input: 395 DAG size of output: 330 [2021-06-06 20:51:36,431 WARN L205 SmtUtils]: Spent 348.00 ms on a formula simplification. DAG size of input: 565 DAG size of output: 430 [2021-06-06 20:51:37,181 WARN L205 SmtUtils]: Spent 747.00 ms on a formula simplification. DAG size of input: 865 DAG size of output: 624 [2021-06-06 20:51:38,876 WARN L205 SmtUtils]: Spent 1.69 s on a formula simplification. DAG size of input: 1154 DAG size of output: 777 [2021-06-06 20:51:41,048 WARN L205 SmtUtils]: Spent 2.17 s on a formula simplification. DAG size of input: 1272 DAG size of output: 894 [2021-06-06 20:51:46,956 WARN L205 SmtUtils]: Spent 5.90 s on a formula simplification. DAG size of input: 2242 DAG size of output: 1906 [2021-06-06 20:51:47,376 WARN L205 SmtUtils]: Spent 410.00 ms on a formula simplification. DAG size of input: 328 DAG size of output: 436 [2021-06-06 20:51:47,671 WARN L205 SmtUtils]: Spent 291.00 ms on a formula simplification. DAG size of input: 323 DAG size of output: 374 [2021-06-06 20:51:47,884 WARN L205 SmtUtils]: Spent 179.00 ms on a formula simplification. DAG size of input: 316 DAG size of output: 359 [2021-06-06 20:51:48,092 WARN L205 SmtUtils]: Spent 204.00 ms on a formula simplification. DAG size of input: 314 DAG size of output: 414 [2021-06-06 20:51:48,361 WARN L205 SmtUtils]: Spent 179.00 ms on a formula simplification. DAG size of input: 310 DAG size of output: 369 [2021-06-06 20:51:48,936 WARN L205 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 350 DAG size of output: 293 [2021-06-06 20:51:49,140 WARN L205 SmtUtils]: Spent 201.00 ms on a formula simplification. DAG size of input: 392 DAG size of output: 328 [2021-06-06 20:51:49,931 WARN L205 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 328 DAG size of output: 277 [2021-06-06 20:51:50,278 WARN L205 SmtUtils]: Spent 344.00 ms on a formula simplification. DAG size of input: 562 DAG size of output: 427 [2021-06-06 20:51:50,459 WARN L205 SmtUtils]: Spent 177.00 ms on a formula simplification. DAG size of input: 302 DAG size of output: 390 [2021-06-06 20:51:51,242 WARN L205 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 348 DAG size of output: 276 [2021-06-06 20:51:52,084 WARN L205 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 303 DAG size of output: 280 [2021-06-06 20:51:52,249 WARN L205 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 340 DAG size of output: 313 [2021-06-06 20:51:52,569 WARN L205 SmtUtils]: Spent 318.00 ms on a formula simplification. DAG size of input: 532 DAG size of output: 409 [2021-06-06 20:51:53,312 WARN L205 SmtUtils]: Spent 739.00 ms on a formula simplification. DAG size of input: 862 DAG size of output: 621 [2021-06-06 20:51:53,502 WARN L205 SmtUtils]: Spent 185.00 ms on a formula simplification. DAG size of input: 318 DAG size of output: 361 [2021-06-06 20:51:53,707 WARN L205 SmtUtils]: Spent 202.00 ms on a formula simplification. DAG size of input: 316 DAG size of output: 416 [2021-06-06 20:51:54,533 WARN L205 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 330 DAG size of output: 279 [2021-06-06 20:51:54,812 WARN L205 SmtUtils]: Spent 186.00 ms on a formula simplification. DAG size of input: 312 DAG size of output: 371 [2021-06-06 20:51:55,385 WARN L205 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 351 DAG size of output: 293 [2021-06-06 20:51:55,591 WARN L205 SmtUtils]: Spent 204.00 ms on a formula simplification. DAG size of input: 395 DAG size of output: 330 [2021-06-06 20:51:55,941 WARN L205 SmtUtils]: Spent 347.00 ms on a formula simplification. DAG size of input: 565 DAG size of output: 429 [2021-06-06 20:51:56,126 WARN L205 SmtUtils]: Spent 181.00 ms on a formula simplification. DAG size of input: 304 DAG size of output: 392 [2021-06-06 20:51:57,020 WARN L205 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 303 DAG size of output: 280 [2021-06-06 20:51:57,188 WARN L205 SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 342 DAG size of output: 315 [2021-06-06 20:51:58,008 WARN L205 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 350 DAG size of output: 278 [2021-06-06 20:51:58,335 WARN L205 SmtUtils]: Spent 324.00 ms on a formula simplification. DAG size of input: 534 DAG size of output: 411 [2021-06-06 20:51:59,096 WARN L205 SmtUtils]: Spent 757.00 ms on a formula simplification. DAG size of input: 865 DAG size of output: 623 [2021-06-06 20:52:00,807 WARN L205 SmtUtils]: Spent 1.71 s on a formula simplification. DAG size of input: 1157 DAG size of output: 759 [2021-06-06 20:52:03,000 WARN L205 SmtUtils]: Spent 2.19 s on a formula simplification. DAG size of input: 1275 DAG size of output: 876 [2021-06-06 20:52:03,920 WARN L205 SmtUtils]: Spent 213.00 ms on a formula simplification. DAG size of input: 284 DAG size of output: 285 [2021-06-06 20:52:04,381 WARN L205 SmtUtils]: Spent 310.00 ms on a formula simplification. DAG size of input: 358 DAG size of output: 380 [2021-06-06 20:52:05,564 WARN L205 SmtUtils]: Spent 199.00 ms on a formula simplification. DAG size of input: 260 DAG size of output: 253 [2021-06-06 20:52:05,816 WARN L205 SmtUtils]: Spent 249.00 ms on a formula simplification. DAG size of input: 302 DAG size of output: 304 [2021-06-06 20:52:06,210 WARN L205 SmtUtils]: Spent 392.00 ms on a formula simplification. DAG size of input: 389 DAG size of output: 399 [2021-06-06 20:52:07,073 WARN L205 SmtUtils]: Spent 860.00 ms on a formula simplification. DAG size of input: 509 DAG size of output: 560 [2021-06-06 20:52:08,124 WARN L205 SmtUtils]: Spent 172.00 ms on a formula simplification. DAG size of input: 266 DAG size of output: 269 [2021-06-06 20:52:08,861 WARN L205 SmtUtils]: Spent 161.00 ms on a formula simplification. DAG size of input: 262 DAG size of output: 265 [2021-06-06 20:52:09,262 WARN L205 SmtUtils]: Spent 398.00 ms on a formula simplification. DAG size of input: 395 DAG size of output: 393 [2021-06-06 20:52:09,763 WARN L205 SmtUtils]: Spent 498.00 ms on a formula simplification. DAG size of input: 450 DAG size of output: 446 [2021-06-06 20:52:10,261 WARN L205 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 357 DAG size of output: 329 [2021-06-06 20:52:11,040 WARN L205 SmtUtils]: Spent 777.00 ms on a formula simplification. DAG size of input: 604 DAG size of output: 623 [2021-06-06 20:52:12,004 WARN L205 SmtUtils]: Spent 960.00 ms on a formula simplification. DAG size of input: 671 DAG size of output: 675 [2021-06-06 20:52:12,939 WARN L205 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 258 DAG size of output: 248 [2021-06-06 20:52:13,149 WARN L205 SmtUtils]: Spent 208.00 ms on a formula simplification. DAG size of input: 312 DAG size of output: 307 [2021-06-06 20:52:13,640 WARN L205 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 254 DAG size of output: 241 [2021-06-06 20:52:14,196 WARN L205 SmtUtils]: Spent 200.00 ms on a formula simplification. DAG size of input: 308 DAG size of output: 300 [2021-06-06 20:52:14,687 WARN L205 SmtUtils]: Spent 489.00 ms on a formula simplification. DAG size of input: 448 DAG size of output: 431 [2021-06-06 20:52:15,305 WARN L205 SmtUtils]: Spent 615.00 ms on a formula simplification. DAG size of input: 503 DAG size of output: 484 [2021-06-06 20:52:15,794 WARN L205 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 357 DAG size of output: 329 [2021-06-06 20:52:16,736 WARN L205 SmtUtils]: Spent 939.00 ms on a formula simplification. DAG size of input: 703 DAG size of output: 681 [2021-06-06 20:52:18,950 WARN L205 SmtUtils]: Spent 2.21 s on a formula simplification. DAG size of input: 960 DAG size of output: 1007 [2021-06-06 20:52:21,989 WARN L205 SmtUtils]: Spent 3.03 s on a formula simplification. DAG size of input: 1227 DAG size of output: 1204 [2021-06-06 20:52:28,079 WARN L205 SmtUtils]: Spent 6.08 s on a formula simplification. DAG size of input: 2273 DAG size of output: 1873 [2021-06-06 20:52:41,279 WARN L205 SmtUtils]: Spent 13.19 s on a formula simplification. DAG size of input: 3626 DAG size of output: 3012 [2021-06-06 20:52:56,637 WARN L205 SmtUtils]: Spent 15.34 s on a formula simplification. DAG size of input: 3733 DAG size of output: 3114 [2021-06-06 20:53:14,201 WARN L205 SmtUtils]: Spent 17.54 s on a formula simplification. DAG size of input: 3858 DAG size of output: 3216 [2021-06-06 20:54:01,671 WARN L205 SmtUtils]: Spent 47.44 s on a formula simplification. DAG size of input: 8350 DAG size of output: 6493 [2021-06-06 20:54:04,114 WARN L205 SmtUtils]: Spent 2.41 s on a formula simplification. DAG size of input: 765 DAG size of output: 1165 [2021-06-06 20:54:05,077 WARN L205 SmtUtils]: Spent 955.00 ms on a formula simplification. DAG size of input: 762 DAG size of output: 801 [2021-06-06 20:54:07,468 WARN L205 SmtUtils]: Spent 2.38 s on a formula simplification. DAG size of input: 760 DAG size of output: 1013 [2021-06-06 20:54:09,399 WARN L205 SmtUtils]: Spent 1.92 s on a formula simplification. DAG size of input: 753 DAG size of output: 864 [2021-06-06 20:54:10,738 WARN L205 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 294 DAG size of output: 283 [2021-06-06 20:54:11,524 WARN L205 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 268 DAG size of output: 261 [2021-06-06 20:54:11,879 WARN L205 SmtUtils]: Spent 353.00 ms on a formula simplification. DAG size of input: 397 DAG size of output: 383 [2021-06-06 20:54:12,669 WARN L205 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 264 DAG size of output: 259 [2021-06-06 20:54:13,626 WARN L205 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 297 DAG size of output: 284 [2021-06-06 20:54:13,993 WARN L205 SmtUtils]: Spent 365.00 ms on a formula simplification. DAG size of input: 393 DAG size of output: 381 [2021-06-06 20:54:14,801 WARN L205 SmtUtils]: Spent 805.00 ms on a formula simplification. DAG size of input: 564 DAG size of output: 547 [2021-06-06 20:54:15,034 WARN L205 SmtUtils]: Spent 170.00 ms on a formula simplification. DAG size of input: 273 DAG size of output: 298 [2021-06-06 20:54:15,855 WARN L205 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 289 DAG size of output: 271 [2021-06-06 20:54:16,509 WARN L205 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 248 DAG size of output: 242 [2021-06-06 20:54:16,671 WARN L205 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 306 DAG size of output: 277 [2021-06-06 20:54:16,990 WARN L205 SmtUtils]: Spent 316.00 ms on a formula simplification. DAG size of input: 437 DAG size of output: 395 [2021-06-06 20:54:17,526 WARN L205 SmtUtils]: Spent 434.00 ms on a formula simplification. DAG size of input: 516 DAG size of output: 478 [2021-06-06 20:54:18,486 WARN L205 SmtUtils]: Spent 182.00 ms on a formula simplification. DAG size of input: 300 DAG size of output: 288 [2021-06-06 20:54:19,098 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 225 [2021-06-06 20:54:19,242 WARN L205 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 257 DAG size of output: 253 [2021-06-06 20:54:19,643 WARN L205 SmtUtils]: Spent 399.00 ms on a formula simplification. DAG size of input: 410 DAG size of output: 402 [2021-06-06 20:54:20,242 WARN L205 SmtUtils]: Spent 491.00 ms on a formula simplification. DAG size of input: 483 DAG size of output: 471 [2021-06-06 20:54:21,294 WARN L205 SmtUtils]: Spent 1.05 s on a formula simplification. DAG size of input: 795 DAG size of output: 747 [2021-06-06 20:54:22,546 WARN L205 SmtUtils]: Spent 1.20 s on a formula simplification. DAG size of input: 828 DAG size of output: 750 [2021-06-06 20:54:23,453 WARN L205 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 257 DAG size of output: 256 [2021-06-06 20:54:24,304 WARN L205 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 248 DAG size of output: 213 [2021-06-06 20:54:24,664 WARN L205 SmtUtils]: Spent 357.00 ms on a formula simplification. DAG size of input: 373 DAG size of output: 352 [2021-06-06 20:54:25,145 WARN L205 SmtUtils]: Spent 479.00 ms on a formula simplification. DAG size of input: 448 DAG size of output: 423 [2021-06-06 20:54:25,762 WARN L205 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 238 [2021-06-06 20:54:25,905 WARN L205 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 281 DAG size of output: 288 [2021-06-06 20:54:26,411 WARN L205 SmtUtils]: Spent 211.00 ms on a formula simplification. DAG size of input: 368 DAG size of output: 333 [2021-06-06 20:54:26,975 WARN L205 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 258 DAG size of output: 255 [2021-06-06 20:54:27,150 WARN L205 SmtUtils]: Spent 173.00 ms on a formula simplification. DAG size of input: 295 DAG size of output: 284 [2021-06-06 20:54:27,748 WARN L205 SmtUtils]: Spent 251.00 ms on a formula simplification. DAG size of input: 380 DAG size of output: 338 [2021-06-06 20:54:28,256 WARN L205 SmtUtils]: Spent 506.00 ms on a formula simplification. DAG size of input: 508 DAG size of output: 451 [2021-06-06 20:54:29,380 WARN L205 SmtUtils]: Spent 1.12 s on a formula simplification. DAG size of input: 728 DAG size of output: 652 [2021-06-06 20:54:32,066 WARN L205 SmtUtils]: Spent 2.68 s on a formula simplification. DAG size of input: 1243 DAG size of output: 1113 [2021-06-06 20:54:34,893 WARN L205 SmtUtils]: Spent 2.82 s on a formula simplification. DAG size of input: 1618 DAG size of output: 1151 [2021-06-06 20:54:38,170 WARN L205 SmtUtils]: Spent 3.27 s on a formula simplification. DAG size of input: 1690 DAG size of output: 1217 [2021-06-06 20:54:39,508 WARN L205 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 275 DAG size of output: 265 [2021-06-06 20:54:40,152 WARN L205 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 231 [2021-06-06 20:54:40,483 WARN L205 SmtUtils]: Spent 329.00 ms on a formula simplification. DAG size of input: 375 DAG size of output: 365 [2021-06-06 20:54:40,959 WARN L205 SmtUtils]: Spent 474.00 ms on a formula simplification. DAG size of input: 488 DAG size of output: 468 [2021-06-06 20:54:41,516 WARN L205 SmtUtils]: Spent 553.00 ms on a formula simplification. DAG size of input: 514 DAG size of output: 489 [2021-06-06 20:54:42,261 WARN L205 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 311 DAG size of output: 292 [2021-06-06 20:54:42,823 WARN L205 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 240 [2021-06-06 20:54:42,956 WARN L205 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 285 DAG size of output: 274 [2021-06-06 20:54:43,253 WARN L205 SmtUtils]: Spent 295.00 ms on a formula simplification. DAG size of input: 425 DAG size of output: 396 [2021-06-06 20:54:43,927 WARN L205 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 243 DAG size of output: 242 [2021-06-06 20:54:44,064 WARN L205 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 287 DAG size of output: 280 [2021-06-06 20:54:44,756 WARN L205 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 313 DAG size of output: 294 [2021-06-06 20:54:45,053 WARN L205 SmtUtils]: Spent 294.00 ms on a formula simplification. DAG size of input: 427 DAG size of output: 402 [2021-06-06 20:54:45,731 WARN L205 SmtUtils]: Spent 675.00 ms on a formula simplification. DAG size of input: 574 DAG size of output: 550 [2021-06-06 20:54:47,185 WARN L205 SmtUtils]: Spent 1.45 s on a formula simplification. DAG size of input: 842 DAG size of output: 808 [2021-06-06 20:54:48,320 WARN L205 SmtUtils]: Spent 185.00 ms on a formula simplification. DAG size of input: 313 DAG size of output: 305 [2021-06-06 20:54:49,411 WARN L205 SmtUtils]: Spent 174.00 ms on a formula simplification. DAG size of input: 312 DAG size of output: 301 [2021-06-06 20:54:49,828 WARN L205 SmtUtils]: Spent 415.00 ms on a formula simplification. DAG size of input: 392 DAG size of output: 388 [2021-06-06 20:54:50,730 WARN L205 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 198 [2021-06-06 20:54:50,939 WARN L205 SmtUtils]: Spent 207.00 ms on a formula simplification. DAG size of input: 272 DAG size of output: 257 [2021-06-06 20:54:51,309 WARN L205 SmtUtils]: Spent 298.00 ms on a formula simplification. DAG size of input: 333 DAG size of output: 311 [2021-06-06 20:54:52,160 WARN L205 SmtUtils]: Spent 848.00 ms on a formula simplification. DAG size of input: 554 DAG size of output: 545 [2021-06-06 20:54:54,130 WARN L205 SmtUtils]: Spent 1.97 s on a formula simplification. DAG size of input: 1181 DAG size of output: 920 [2021-06-06 20:54:56,431 WARN L205 SmtUtils]: Spent 2.29 s on a formula simplification. DAG size of input: 1221 DAG size of output: 955 [2021-06-06 20:55:02,896 WARN L205 SmtUtils]: Spent 6.46 s on a formula simplification. DAG size of input: 2494 DAG size of output: 1879 [2021-06-06 20:55:11,385 WARN L205 SmtUtils]: Spent 8.47 s on a formula simplification. DAG size of input: 2870 DAG size of output: 2341 [2021-06-06 20:55:11,917 WARN L205 SmtUtils]: Spent 309.00 ms on a formula simplification. DAG size of input: 381 DAG size of output: 406 [2021-06-06 20:55:12,305 WARN L205 SmtUtils]: Spent 384.00 ms on a formula simplification. DAG size of input: 378 DAG size of output: 423 [2021-06-06 20:55:13,126 WARN L205 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 237 [2021-06-06 20:55:13,306 WARN L205 SmtUtils]: Spent 178.00 ms on a formula simplification. DAG size of input: 276 DAG size of output: 278 [2021-06-06 20:55:13,858 WARN L205 SmtUtils]: Spent 260.00 ms on a formula simplification. DAG size of input: 355 DAG size of output: 337 [2021-06-06 20:55:14,279 WARN L205 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 219 [2021-06-06 20:55:14,798 WARN L205 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 247 DAG size of output: 250 [2021-06-06 20:55:14,992 WARN L205 SmtUtils]: Spent 192.00 ms on a formula simplification. DAG size of input: 290 DAG size of output: 290 [2021-06-06 20:55:15,268 WARN L205 SmtUtils]: Spent 273.00 ms on a formula simplification. DAG size of input: 384 DAG size of output: 355 [2021-06-06 20:55:15,889 WARN L205 SmtUtils]: Spent 619.00 ms on a formula simplification. DAG size of input: 469 DAG size of output: 442 [2021-06-06 20:55:16,711 WARN L205 SmtUtils]: Spent 819.00 ms on a formula simplification. DAG size of input: 598 DAG size of output: 548 [2021-06-06 20:55:17,014 WARN L205 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 275 DAG size of output: 311 [2021-06-06 20:55:17,542 WARN L205 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 273 DAG size of output: 279 [2021-06-06 20:55:17,672 WARN L205 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 306 DAG size of output: 304 [2021-06-06 20:55:17,931 WARN L205 SmtUtils]: Spent 257.00 ms on a formula simplification. DAG size of input: 379 DAG size of output: 377 [2021-06-06 20:55:18,453 WARN L205 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 280 DAG size of output: 269 [2021-06-06 20:55:18,621 WARN L205 SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 306 DAG size of output: 292 [2021-06-06 20:55:19,024 WARN L205 SmtUtils]: Spent 401.00 ms on a formula simplification. DAG size of input: 509 DAG size of output: 467 [2021-06-06 20:55:20,137 WARN L205 SmtUtils]: Spent 215.00 ms on a formula simplification. DAG size of input: 352 DAG size of output: 356 [2021-06-06 20:55:20,421 WARN L205 SmtUtils]: Spent 281.00 ms on a formula simplification. DAG size of input: 423 DAG size of output: 432 [2021-06-06 20:55:20,774 WARN L205 SmtUtils]: Spent 350.00 ms on a formula simplification. DAG size of input: 455 DAG size of output: 454 [2021-06-06 20:55:21,629 WARN L205 SmtUtils]: Spent 852.00 ms on a formula simplification. DAG size of input: 704 DAG size of output: 669 [2021-06-06 20:55:23,591 WARN L205 SmtUtils]: Spent 1.96 s on a formula simplification. DAG size of input: 993 DAG size of output: 928 [2021-06-06 20:55:24,844 WARN L205 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 250 DAG size of output: 263 [2021-06-06 20:55:25,070 WARN L205 SmtUtils]: Spent 224.00 ms on a formula simplification. DAG size of input: 334 DAG size of output: 314 [2021-06-06 20:55:26,258 WARN L205 SmtUtils]: Spent 240.00 ms on a formula simplification. DAG size of input: 360 DAG size of output: 348 [2021-06-06 20:55:26,801 WARN L205 SmtUtils]: Spent 541.00 ms on a formula simplification. DAG size of input: 485 DAG size of output: 459 [2021-06-06 20:55:27,535 WARN L205 SmtUtils]: Spent 730.00 ms on a formula simplification. DAG size of input: 594 DAG size of output: 579 [2021-06-06 20:55:28,569 WARN L205 SmtUtils]: Spent 183.00 ms on a formula simplification. DAG size of input: 358 DAG size of output: 356 [2021-06-06 20:55:28,882 WARN L205 SmtUtils]: Spent 274.00 ms on a formula simplification. DAG size of input: 378 DAG size of output: 383 [2021-06-06 20:55:29,428 WARN L205 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 265 DAG size of output: 259 [2021-06-06 20:55:29,607 WARN L205 SmtUtils]: Spent 177.00 ms on a formula simplification. DAG size of input: 280 DAG size of output: 285 [2021-06-06 20:55:30,137 WARN L205 SmtUtils]: Spent 527.00 ms on a formula simplification. DAG size of input: 465 DAG size of output: 480 [2021-06-06 20:55:31,052 WARN L205 SmtUtils]: Spent 704.00 ms on a formula simplification. DAG size of input: 564 DAG size of output: 593 [2021-06-06 20:55:31,997 WARN L205 SmtUtils]: Spent 859.00 ms on a formula simplification. DAG size of input: 602 DAG size of output: 617 [2021-06-06 20:55:33,874 WARN L205 SmtUtils]: Spent 1.87 s on a formula simplification. DAG size of input: 870 DAG size of output: 884 [2021-06-06 20:55:38,121 WARN L205 SmtUtils]: Spent 4.24 s on a formula simplification. DAG size of input: 1534 DAG size of output: 1523 [2021-06-06 20:55:43,238 WARN L205 SmtUtils]: Spent 5.11 s on a formula simplification. DAG size of input: 1662 DAG size of output: 1666 [2021-06-06 20:55:44,240 WARN L205 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 244 DAG size of output: 254 [2021-06-06 20:55:44,487 WARN L205 SmtUtils]: Spent 245.00 ms on a formula simplification. DAG size of input: 318 DAG size of output: 330 [2021-06-06 20:55:44,865 WARN L205 SmtUtils]: Spent 376.00 ms on a formula simplification. DAG size of input: 385 DAG size of output: 415 [2021-06-06 20:55:45,832 WARN L205 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 254 DAG size of output: 260 [2021-06-06 20:55:46,081 WARN L205 SmtUtils]: Spent 246.00 ms on a formula simplification. DAG size of input: 323 DAG size of output: 329 [2021-06-06 20:55:46,464 WARN L205 SmtUtils]: Spent 380.00 ms on a formula simplification. DAG size of input: 390 DAG size of output: 422 [2021-06-06 20:55:47,385 WARN L205 SmtUtils]: Spent 919.00 ms on a formula simplification. DAG size of input: 482 DAG size of output: 559 [2021-06-06 20:55:53,153 WARN L205 SmtUtils]: Spent 5.76 s on a formula simplification. DAG size of input: 1894 DAG size of output: 1719 [2021-06-06 20:55:53,671 WARN L205 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 271 DAG size of output: 258 [2021-06-06 20:56:00,359 WARN L205 SmtUtils]: Spent 6.68 s on a formula simplification. DAG size of input: 2009 DAG size of output: 1825 [2021-06-06 20:56:01,074 WARN L205 SmtUtils]: Spent 459.00 ms on a formula simplification. DAG size of input: 432 DAG size of output: 467 [2021-06-06 20:56:01,851 WARN L205 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 273 DAG size of output: 263 [2021-06-06 20:56:02,600 WARN L205 SmtUtils]: Spent 297.00 ms on a formula simplification. DAG size of input: 339 DAG size of output: 338 [2021-06-06 20:56:03,215 WARN L205 SmtUtils]: Spent 432.00 ms on a formula simplification. DAG size of input: 455 DAG size of output: 445 [2021-06-06 20:56:04,108 WARN L205 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 277 DAG size of output: 270 [2021-06-06 20:56:04,577 WARN L205 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 223 [2021-06-06 20:56:04,884 WARN L205 SmtUtils]: Spent 305.00 ms on a formula simplification. DAG size of input: 343 DAG size of output: 345 [2021-06-06 20:56:05,350 WARN L205 SmtUtils]: Spent 463.00 ms on a formula simplification. DAG size of input: 454 DAG size of output: 466 [2021-06-06 20:56:06,347 WARN L205 SmtUtils]: Spent 994.00 ms on a formula simplification. DAG size of input: 692 DAG size of output: 688 [2021-06-06 20:56:07,088 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 270 DAG size of output: 272 [2021-06-06 20:56:07,277 WARN L205 SmtUtils]: Spent 187.00 ms on a formula simplification. DAG size of input: 327 DAG size of output: 327 [2021-06-06 20:56:07,818 WARN L205 SmtUtils]: Spent 257.00 ms on a formula simplification. DAG size of input: 397 DAG size of output: 391 [2021-06-06 20:56:08,383 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 249 DAG size of output: 277 [2021-06-06 20:56:08,983 WARN L205 SmtUtils]: Spent 186.00 ms on a formula simplification. DAG size of input: 331 DAG size of output: 328 [2021-06-06 20:56:09,257 WARN L205 SmtUtils]: Spent 271.00 ms on a formula simplification. DAG size of input: 430 DAG size of output: 392 [2021-06-06 20:56:09,870 WARN L205 SmtUtils]: Spent 610.00 ms on a formula simplification. DAG size of input: 580 DAG size of output: 542 [2021-06-06 20:56:10,113 WARN L205 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 251 DAG size of output: 279 [2021-06-06 20:56:10,738 WARN L205 SmtUtils]: Spent 176.00 ms on a formula simplification. DAG size of input: 333 DAG size of output: 330 [2021-06-06 20:56:11,165 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 261 DAG size of output: 243 [2021-06-06 20:56:11,449 WARN L205 SmtUtils]: Spent 282.00 ms on a formula simplification. DAG size of input: 432 DAG size of output: 394 [2021-06-06 20:56:11,605 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 248 DAG size of output: 274 [2021-06-06 20:56:12,110 WARN L205 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 272 DAG size of output: 274 [2021-06-06 20:56:12,304 WARN L205 SmtUtils]: Spent 191.00 ms on a formula simplification. DAG size of input: 329 DAG size of output: 329 [2021-06-06 20:56:12,873 WARN L205 SmtUtils]: Spent 264.00 ms on a formula simplification. DAG size of input: 401 DAG size of output: 395 [2021-06-06 20:56:13,501 WARN L205 SmtUtils]: Spent 624.00 ms on a formula simplification. DAG size of input: 584 DAG size of output: 546 [2021-06-06 20:56:14,888 WARN L205 SmtUtils]: Spent 1.38 s on a formula simplification. DAG size of input: 816 DAG size of output: 763 [2021-06-06 20:56:17,700 WARN L205 SmtUtils]: Spent 2.81 s on a formula simplification. DAG size of input: 1175 DAG size of output: 1122 [2021-06-06 20:56:17,916 WARN L205 SmtUtils]: Spent 183.00 ms on a formula simplification. DAG size of input: 268 DAG size of output: 302 [2021-06-06 20:56:18,767 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 254 DAG size of output: 255 [2021-06-06 20:56:19,025 WARN L205 SmtUtils]: Spent 256.00 ms on a formula simplification. DAG size of input: 304 DAG size of output: 319 [2021-06-06 20:56:19,926 WARN L205 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 242 [2021-06-06 20:56:20,172 WARN L205 SmtUtils]: Spent 244.00 ms on a formula simplification. DAG size of input: 325 DAG size of output: 322 [2021-06-06 20:56:20,743 WARN L205 SmtUtils]: Spent 568.00 ms on a formula simplification. DAG size of input: 485 DAG size of output: 500 [2021-06-06 20:56:20,916 WARN L205 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 266 DAG size of output: 300 [2021-06-06 20:56:21,432 WARN L205 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 258 DAG size of output: 299 [2021-06-06 20:56:21,886 WARN L205 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 238 [2021-06-06 20:56:22,120 WARN L205 SmtUtils]: Spent 232.00 ms on a formula simplification. DAG size of input: 297 DAG size of output: 291 [2021-06-06 20:56:22,462 WARN L205 SmtUtils]: Spent 339.00 ms on a formula simplification. DAG size of input: 369 DAG size of output: 361 [2021-06-06 20:56:23,334 WARN L205 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 240 [2021-06-06 20:56:23,572 WARN L205 SmtUtils]: Spent 236.00 ms on a formula simplification. DAG size of input: 323 DAG size of output: 320 [2021-06-06 20:56:24,233 WARN L205 SmtUtils]: Spent 659.00 ms on a formula simplification. DAG size of input: 524 DAG size of output: 515 [2021-06-06 20:56:25,630 WARN L205 SmtUtils]: Spent 1.39 s on a formula simplification. DAG size of input: 700 DAG size of output: 716 [2021-06-06 20:56:29,910 WARN L205 SmtUtils]: Spent 4.27 s on a formula simplification. DAG size of input: 1678 DAG size of output: 1384 [2021-06-06 20:56:35,265 WARN L205 SmtUtils]: Spent 5.35 s on a formula simplification. DAG size of input: 1840 DAG size of output: 1603 [2021-06-06 20:56:41,494 WARN L205 SmtUtils]: Spent 6.22 s on a formula simplification. DAG size of input: 1907 DAG size of output: 1662 [2021-06-06 20:56:56,284 WARN L205 SmtUtils]: Spent 14.78 s on a formula simplification. DAG size of input: 3341 DAG size of output: 3040 [2021-06-06 20:57:22,751 WARN L205 SmtUtils]: Spent 26.45 s on a formula simplification. DAG size of input: 5467 DAG size of output: 4541 [2021-06-06 20:57:22,903 WARN L205 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 737 DAG size of output: 737 [2021-06-06 20:57:23,799 WARN L205 SmtUtils]: Spent 892.00 ms on a formula simplification. DAG size of input: 461 DAG size of output: 572 [2021-06-06 20:57:24,288 WARN L205 SmtUtils]: Spent 428.00 ms on a formula simplification. DAG size of input: 430 DAG size of output: 465 [2021-06-06 20:57:24,558 WARN L205 SmtUtils]: Spent 165.00 ms on a formula simplification. DAG size of input: 264 DAG size of output: 298 [2021-06-06 20:57:25,067 WARN L205 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 238 [2021-06-06 20:57:25,642 WARN L205 SmtUtils]: Spent 235.00 ms on a formula simplification. DAG size of input: 321 DAG size of output: 318 [2021-06-06 20:57:26,145 WARN L205 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 256 DAG size of output: 297 [2021-06-06 20:57:26,579 WARN L205 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 238 [2021-06-06 20:57:26,809 WARN L205 SmtUtils]: Spent 227.00 ms on a formula simplification. DAG size of input: 295 DAG size of output: 289 [2021-06-06 20:57:27,144 WARN L205 SmtUtils]: Spent 333.00 ms on a formula simplification. DAG size of input: 367 DAG size of output: 359 [2021-06-06 20:57:27,807 WARN L205 SmtUtils]: Spent 660.00 ms on a formula simplification. DAG size of input: 519 DAG size of output: 513 [2021-06-06 20:57:27,992 WARN L205 SmtUtils]: Spent 180.00 ms on a formula simplification. DAG size of input: 266 DAG size of output: 300 [2021-06-06 20:57:28,517 WARN L205 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 240 [2021-06-06 20:57:29,121 WARN L205 SmtUtils]: Spent 242.00 ms on a formula simplification. DAG size of input: 323 DAG size of output: 320 [2021-06-06 20:57:29,349 WARN L205 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 258 DAG size of output: 299 [2021-06-06 20:57:29,802 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 241 [2021-06-06 20:57:30,045 WARN L205 SmtUtils]: Spent 235.00 ms on a formula simplification. DAG size of input: 300 DAG size of output: 294 [2021-06-06 20:57:30,693 WARN L205 SmtUtils]: Spent 344.00 ms on a formula simplification. DAG size of input: 372 DAG size of output: 364 [2021-06-06 20:57:31,368 WARN L205 SmtUtils]: Spent 672.00 ms on a formula simplification. DAG size of input: 527 DAG size of output: 518 [2021-06-06 20:57:32,894 WARN L205 SmtUtils]: Spent 1.52 s on a formula simplification. DAG size of input: 674 DAG size of output: 664 [2021-06-06 20:57:33,088 WARN L205 SmtUtils]: Spent 161.00 ms on a formula simplification. DAG size of input: 315 DAG size of output: 336 [2021-06-06 20:57:33,209 WARN L205 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 313 DAG size of output: 363 [2021-06-06 20:57:33,804 WARN L205 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 289 DAG size of output: 291 [2021-06-06 20:57:33,910 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 249 DAG size of output: 277 [2021-06-06 20:57:34,495 WARN L205 SmtUtils]: Spent 178.00 ms on a formula simplification. DAG size of input: 331 DAG size of output: 328 [2021-06-06 20:57:34,872 WARN L205 SmtUtils]: Spent 374.00 ms on a formula simplification. DAG size of input: 415 DAG size of output: 403 [2021-06-06 20:57:35,786 WARN L205 SmtUtils]: Spent 200.00 ms on a formula simplification. DAG size of input: 334 DAG size of output: 308 [2021-06-06 20:57:36,366 WARN L205 SmtUtils]: Spent 577.00 ms on a formula simplification. DAG size of input: 586 DAG size of output: 517 [2021-06-06 20:57:36,475 WARN L205 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 307 DAG size of output: 351 [2021-06-06 20:57:36,580 WARN L205 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 217 DAG size of output: 253 [2021-06-06 20:57:37,183 WARN L205 SmtUtils]: Spent 176.00 ms on a formula simplification. DAG size of input: 307 DAG size of output: 294 [2021-06-06 20:57:37,431 WARN L205 SmtUtils]: Spent 244.00 ms on a formula simplification. DAG size of input: 306 DAG size of output: 358 [2021-06-06 20:57:38,256 WARN L205 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 270 DAG size of output: 272 [2021-06-06 20:57:38,501 WARN L205 SmtUtils]: Spent 242.00 ms on a formula simplification. DAG size of input: 332 DAG size of output: 337 [2021-06-06 20:57:38,899 WARN L205 SmtUtils]: Spent 395.00 ms on a formula simplification. DAG size of input: 400 DAG size of output: 398 [2021-06-06 20:57:39,471 WARN L205 SmtUtils]: Spent 569.00 ms on a formula simplification. DAG size of input: 543 DAG size of output: 504 [2021-06-06 20:57:40,777 WARN L205 SmtUtils]: Spent 1.30 s on a formula simplification. DAG size of input: 841 DAG size of output: 753 [2021-06-06 20:57:40,932 WARN L205 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 313 DAG size of output: 334 [2021-06-06 20:57:41,059 WARN L205 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 311 DAG size of output: 361 [2021-06-06 20:57:41,930 WARN L205 SmtUtils]: Spent 210.00 ms on a formula simplification. DAG size of input: 331 DAG size of output: 306 [2021-06-06 20:57:42,061 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 247 DAG size of output: 275 [2021-06-06 20:57:42,631 WARN L205 SmtUtils]: Spent 174.00 ms on a formula simplification. DAG size of input: 329 DAG size of output: 326 [2021-06-06 20:57:43,161 WARN L205 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 285 DAG size of output: 287 [2021-06-06 20:57:43,531 WARN L205 SmtUtils]: Spent 368.00 ms on a formula simplification. DAG size of input: 413 DAG size of output: 401 [2021-06-06 20:57:44,105 WARN L205 SmtUtils]: Spent 571.00 ms on a formula simplification. DAG size of input: 583 DAG size of output: 512 [2021-06-06 20:57:44,210 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 305 DAG size of output: 349 [2021-06-06 20:57:44,884 WARN L205 SmtUtils]: Spent 180.00 ms on a formula simplification. DAG size of input: 305 DAG size of output: 294 [2021-06-06 20:57:45,104 WARN L205 SmtUtils]: Spent 216.00 ms on a formula simplification. DAG size of input: 304 DAG size of output: 356 [2021-06-06 20:57:45,877 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 268 DAG size of output: 270 [2021-06-06 20:57:46,082 WARN L205 SmtUtils]: Spent 203.00 ms on a formula simplification. DAG size of input: 330 DAG size of output: 335 [2021-06-06 20:57:46,475 WARN L205 SmtUtils]: Spent 390.00 ms on a formula simplification. DAG size of input: 398 DAG size of output: 396 [2021-06-06 20:57:47,038 WARN L205 SmtUtils]: Spent 560.00 ms on a formula simplification. DAG size of input: 541 DAG size of output: 504 [2021-06-06 20:57:48,290 WARN L205 SmtUtils]: Spent 1.25 s on a formula simplification. DAG size of input: 838 DAG size of output: 751 [2021-06-06 20:57:51,145 WARN L205 SmtUtils]: Spent 2.85 s on a formula simplification. DAG size of input: 1237 DAG size of output: 1090 [2021-06-06 20:57:55,734 WARN L205 SmtUtils]: Spent 4.58 s on a formula simplification. DAG size of input: 1724 DAG size of output: 1328 [2021-06-06 20:58:01,447 WARN L205 SmtUtils]: Spent 5.70 s on a formula simplification. DAG size of input: 1886 DAG size of output: 1547 [2021-06-06 20:58:08,584 WARN L205 SmtUtils]: Spent 6.70 s on a formula simplification. DAG size of input: 1990 DAG size of output: 1637 [2021-06-06 20:58:09,348 WARN L205 SmtUtils]: Spent 572.00 ms on a formula simplification. DAG size of input: 441 DAG size of output: 492 [2021-06-06 20:58:09,909 WARN L205 SmtUtils]: Spent 500.00 ms on a formula simplification. DAG size of input: 436 DAG size of output: 502 [2021-06-06 20:58:10,183 WARN L205 SmtUtils]: Spent 270.00 ms on a formula simplification. DAG size of input: 386 DAG size of output: 486 [2021-06-06 20:58:10,307 WARN L205 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 385 DAG size of output: 414 [2021-06-06 20:58:10,525 WARN L205 SmtUtils]: Spent 182.00 ms on a formula simplification. DAG size of input: 307 DAG size of output: 338 [2021-06-06 20:58:11,173 WARN L205 SmtUtils]: Spent 244.00 ms on a formula simplification. DAG size of input: 340 DAG size of output: 328 [2021-06-06 20:58:11,799 WARN L205 SmtUtils]: Spent 214.00 ms on a formula simplification. DAG size of input: 432 DAG size of output: 348 [2021-06-06 20:58:12,115 WARN L205 SmtUtils]: Spent 313.00 ms on a formula simplification. DAG size of input: 474 DAG size of output: 383 [2021-06-06 20:58:12,966 WARN L205 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 271 DAG size of output: 246 [2021-06-06 20:58:13,140 WARN L205 SmtUtils]: Spent 172.00 ms on a formula simplification. DAG size of input: 335 DAG size of output: 288 [2021-06-06 20:58:13,631 WARN L205 SmtUtils]: Spent 488.00 ms on a formula simplification. DAG size of input: 650 DAG size of output: 493 [2021-06-06 20:58:13,880 WARN L205 SmtUtils]: Spent 244.00 ms on a formula simplification. DAG size of input: 423 DAG size of output: 511 [2021-06-06 20:58:14,116 WARN L205 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 286 DAG size of output: 315 [2021-06-06 20:58:14,645 WARN L205 SmtUtils]: Spent 202.00 ms on a formula simplification. DAG size of input: 289 DAG size of output: 297 [2021-06-06 20:58:15,070 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 240 [2021-06-06 20:58:15,509 WARN L205 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 254 DAG size of output: 254 [2021-06-06 20:58:15,635 WARN L205 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 280 DAG size of output: 279 [2021-06-06 20:58:15,916 WARN L205 SmtUtils]: Spent 278.00 ms on a formula simplification. DAG size of input: 372 DAG size of output: 368 [2021-06-06 20:58:16,341 WARN L205 SmtUtils]: Spent 423.00 ms on a formula simplification. DAG size of input: 517 DAG size of output: 445 [2021-06-06 20:58:17,197 WARN L205 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 297 DAG size of output: 275 [2021-06-06 20:58:17,785 WARN L205 SmtUtils]: Spent 585.00 ms on a formula simplification. DAG size of input: 657 DAG size of output: 548 [2021-06-06 20:58:18,969 WARN L205 SmtUtils]: Spent 1.18 s on a formula simplification. DAG size of input: 972 DAG size of output: 741 [2021-06-06 20:58:19,455 WARN L205 SmtUtils]: Spent 480.00 ms on a formula simplification. DAG size of input: 434 DAG size of output: 500 [2021-06-06 20:58:19,699 WARN L205 SmtUtils]: Spent 240.00 ms on a formula simplification. DAG size of input: 421 DAG size of output: 509 [2021-06-06 20:58:20,507 WARN L205 SmtUtils]: Spent 161.00 ms on a formula simplification. DAG size of input: 295 DAG size of output: 273 [2021-06-06 20:58:21,155 WARN L205 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 278 DAG size of output: 277 [2021-06-06 20:58:21,568 WARN L205 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 242 DAG size of output: 238 [2021-06-06 20:58:21,854 WARN L205 SmtUtils]: Spent 284.00 ms on a formula simplification. DAG size of input: 373 DAG size of output: 366 [2021-06-06 20:58:22,017 WARN L205 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 284 DAG size of output: 313 [2021-06-06 20:58:22,539 WARN L205 SmtUtils]: Spent 200.00 ms on a formula simplification. DAG size of input: 290 DAG size of output: 296 [2021-06-06 20:58:22,972 WARN L205 SmtUtils]: Spent 431.00 ms on a formula simplification. DAG size of input: 519 DAG size of output: 442 [2021-06-06 20:58:23,557 WARN L205 SmtUtils]: Spent 582.00 ms on a formula simplification. DAG size of input: 659 DAG size of output: 541 [2021-06-06 20:58:23,816 WARN L205 SmtUtils]: Spent 254.00 ms on a formula simplification. DAG size of input: 384 DAG size of output: 484 [2021-06-06 20:58:24,376 WARN L205 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 269 DAG size of output: 244 Received shutdown request... [2021-06-06 20:58:24,718 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1528,22 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 20:58:24,718 WARN L547 AbstractCegarLoop]: Verification canceled [2021-06-06 20:58:24,725 INFO L247 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-06-06 20:58:24,726 WARN L196 ceAbstractionStarter]: Timeout [2021-06-06 20:58:24,726 INFO L202 PluginConnector]: Adding new model unroll-5.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 06.06 08:58:24 BasicIcfg [2021-06-06 20:58:24,726 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-06-06 20:58:24,726 INFO L168 Benchmark]: Toolchain (without parser) took 871458.21 ms. Allocated memory was 358.6 MB in the beginning and 2.0 GB in the end (delta: 1.6 GB). Free memory was 338.0 MB in the beginning and 1.2 GB in the end (delta: -897.3 MB). Peak memory consumption was 1.2 GB. Max. memory is 16.0 GB. [2021-06-06 20:58:24,727 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.15 ms. Allocated memory is still 358.6 MB. Free memory was 339.1 MB in the beginning and 339.1 MB in the end (delta: 70.3 kB). There was no memory consumed. Max. memory is 16.0 GB. [2021-06-06 20:58:24,727 INFO L168 Benchmark]: Boogie Procedure Inliner took 24.51 ms. Allocated memory is still 358.6 MB. Free memory was 337.9 MB in the beginning and 336.5 MB in the end (delta: 1.5 MB). There was no memory consumed. Max. memory is 16.0 GB. [2021-06-06 20:58:24,727 INFO L168 Benchmark]: Boogie Preprocessor took 16.88 ms. Allocated memory is still 358.6 MB. Free memory was 336.5 MB in the beginning and 335.5 MB in the end (delta: 973.2 kB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. [2021-06-06 20:58:24,727 INFO L168 Benchmark]: RCFGBuilder took 394.74 ms. Allocated memory is still 358.6 MB. Free memory was 335.4 MB in the beginning and 318.3 MB in the end (delta: 17.1 MB). Peak memory consumption was 16.8 MB. Max. memory is 16.0 GB. [2021-06-06 20:58:24,727 INFO L168 Benchmark]: TraceAbstraction took 871016.94 ms. Allocated memory was 358.6 MB in the beginning and 2.0 GB in the end (delta: 1.6 GB). Free memory was 317.8 MB in the beginning and 1.2 GB in the end (delta: -917.5 MB). Peak memory consumption was 1.2 GB. Max. memory is 16.0 GB. [2021-06-06 20:58:24,727 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 0.15 ms. Allocated memory is still 358.6 MB. Free memory was 339.1 MB in the beginning and 339.1 MB in the end (delta: 70.3 kB). There was no memory consumed. Max. memory is 16.0 GB. * Boogie Procedure Inliner took 24.51 ms. Allocated memory is still 358.6 MB. Free memory was 337.9 MB in the beginning and 336.5 MB in the end (delta: 1.5 MB). There was no memory consumed. Max. memory is 16.0 GB. * Boogie Preprocessor took 16.88 ms. Allocated memory is still 358.6 MB. Free memory was 336.5 MB in the beginning and 335.5 MB in the end (delta: 973.2 kB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. * RCFGBuilder took 394.74 ms. Allocated memory is still 358.6 MB. Free memory was 335.4 MB in the beginning and 318.3 MB in the end (delta: 17.1 MB). Peak memory consumption was 16.8 MB. Max. memory is 16.0 GB. * TraceAbstraction took 871016.94 ms. Allocated memory was 358.6 MB in the beginning and 2.0 GB in the end (delta: 1.6 GB). Free memory was 317.8 MB in the beginning and 1.2 GB in the end (delta: -917.5 MB). Peak memory consumption was 1.2 GB. Max. memory is 16.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 922, positive: 600, positive conditional: 600, positive unconditional: 0, negative: 322, negative conditional: 322, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 600, positive: 600, positive conditional: 600, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 600, positive: 600, positive conditional: 0, positive unconditional: 600, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 4, positive: 4, positive conditional: 0, positive unconditional: 4, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 4, positive: 4, positive conditional: 0, positive unconditional: 4, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 600, positive: 596, positive conditional: 0, positive unconditional: 596, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 4, unknown conditional: 0, unknown unconditional: 4] , Statistics on independence cache: Total cache size (in pairs): 4, Positive cache size: 4, Positive conditional cache size: 0, Positive unconditional cache size: 4, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 4, Positive cache size: 4, Positive conditional cache size: 0, Positive unconditional cache size: 4, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 4, Positive cache size: 4, Positive conditional cache size: 0, Positive unconditional cache size: 4, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 4, Positive cache size: 4, Positive conditional cache size: 0, Positive unconditional cache size: 4, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 4, Positive cache size: 4, Positive conditional cache size: 0, Positive unconditional cache size: 4, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 4, Positive cache size: 4, Positive conditional cache size: 0, Positive unconditional cache size: 4, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 4, Positive cache size: 4, Positive conditional cache size: 0, Positive unconditional cache size: 4, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 4, Positive cache size: 4, Positive conditional cache size: 0, Positive unconditional cache size: 4, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 4, Positive cache size: 4, Positive conditional cache size: 0, Positive unconditional cache size: 4, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 4, Positive cache size: 4, Positive conditional cache size: 0, Positive unconditional cache size: 4, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 4, Positive cache size: 4, Positive conditional cache size: 0, Positive unconditional cache size: 4, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 4, Positive cache size: 4, Positive conditional cache size: 0, Positive unconditional cache size: 4, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 4, Positive cache size: 4, Positive conditional cache size: 0, Positive unconditional cache size: 4, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 4, Positive cache size: 4, Positive conditional cache size: 0, Positive unconditional cache size: 4, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 4, Positive cache size: 4, Positive conditional cache size: 0, Positive unconditional cache size: 4, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 4, Positive cache size: 4, Positive conditional cache size: 0, Positive unconditional cache size: 4, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 4, Positive cache size: 4, Positive conditional cache size: 0, Positive unconditional cache size: 4, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 4, Positive cache size: 4, Positive conditional cache size: 0, Positive unconditional cache size: 4, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 4, Positive cache size: 4, Positive conditional cache size: 0, Positive unconditional cache size: 4, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 4, Positive cache size: 4, Positive conditional cache size: 0, Positive unconditional cache size: 4, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 4, Positive cache size: 4, Positive conditional cache size: 0, Positive unconditional cache size: 4, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 4, Positive cache size: 4, Positive conditional cache size: 0, Positive unconditional cache size: 4, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0 ], Maximal queried relation: 0, Independence queries for same thread: 322 - TimeoutResultAtElement [Line: 59]: Timeout (TraceAbstraction) Unable to prove that assertion always holds Cancelled while PartialOrderCegarLoop was analyzing trace of length 28 with TraceHistMax 15,while TraceCheckSpWp was constructing forward predicates,while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations,while QuantifierPusher was running 1 iterations of DualJunctionQuantifierElimination. - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: ULTIMATE.start with 1 thread instances CFG has 5 procedures, 20 locations, 3 error locations. Started 1 CEGAR loops. VerificationResult: TIMEOUT, OverallTime: 870907.8ms, OverallIterations: 22, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 8.1ms, PartialOrderReductionTime: 4865.5ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 301, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 97.4ms SsaConstructionTime, 447.6ms SatisfiabilityAnalysisTime, 56353.8ms InterpolantComputationTime, 707 NumberOfCodeBlocks, 707 NumberOfCodeBlocksAsserted, 85 NumberOfCheckSat, 667 ConstructedInterpolants, 0 QuantifiedInterpolants, 3607 SizeOfPredicates, 30 NumberOfNonLiveVariables, 1359 ConjunctsInSsa, 310 ConjunctsInUnsatCore, 40 InterpolantComputations, 2 PerfectInterpolantSequences, 221/1551 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: Timeout Completed graceful shutdown