/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-POR-NewStatesSleep-NoLbe.epf -tc ../../../trunk/examples/toolchains/AutomizerBplInline.xml -i ../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/popl20-bad/three-array-sum-alt.wvr.bpl -------------------------------------------------------------------------------- This is Ultimate 0.2.1-a47a088281b0b97d17910950432b7c5b5bc3adeb-a47a088 [2021-07-14 04:19:41,366 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-07-14 04:19:41,367 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-07-14 04:19:41,391 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-07-14 04:19:41,392 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-07-14 04:19:41,393 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-07-14 04:19:41,394 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-07-14 04:19:41,395 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-07-14 04:19:41,397 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-07-14 04:19:41,398 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-07-14 04:19:41,399 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-07-14 04:19:41,399 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-07-14 04:19:41,400 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-07-14 04:19:41,401 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-07-14 04:19:41,401 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-07-14 04:19:41,402 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-07-14 04:19:41,403 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-07-14 04:19:41,404 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-07-14 04:19:41,405 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-07-14 04:19:41,407 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-07-14 04:19:41,408 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-07-14 04:19:41,414 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-07-14 04:19:41,415 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-07-14 04:19:41,415 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-07-14 04:19:41,421 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-07-14 04:19:41,421 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-07-14 04:19:41,421 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-07-14 04:19:41,422 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-07-14 04:19:41,423 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-07-14 04:19:41,440 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-07-14 04:19:41,440 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-07-14 04:19:41,441 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-07-14 04:19:41,442 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-07-14 04:19:41,442 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-07-14 04:19:41,443 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-07-14 04:19:41,444 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-07-14 04:19:41,444 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-07-14 04:19:41,444 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-07-14 04:19:41,445 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-07-14 04:19:41,445 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-07-14 04:19:41,446 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-07-14 04:19:41,452 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-NewStatesSleep-NoLbe.epf [2021-07-14 04:19:41,483 INFO L113 SettingsManager]: Loading preferences was successful [2021-07-14 04:19:41,484 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-07-14 04:19:41,484 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-07-14 04:19:41,484 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-07-14 04:19:41,486 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-07-14 04:19:41,487 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-07-14 04:19:41,487 INFO L138 SettingsManager]: * Use SBE=true [2021-07-14 04:19:41,487 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-07-14 04:19:41,487 INFO L138 SettingsManager]: * sizeof long=4 [2021-07-14 04:19:41,487 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-07-14 04:19:41,488 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-07-14 04:19:41,488 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-07-14 04:19:41,488 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-07-14 04:19:41,488 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-07-14 04:19:41,488 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-07-14 04:19:41,489 INFO L138 SettingsManager]: * sizeof long double=12 [2021-07-14 04:19:41,489 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-07-14 04:19:41,489 INFO L138 SettingsManager]: * Use constant arrays=true [2021-07-14 04:19:41,489 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-07-14 04:19:41,489 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-07-14 04:19:41,489 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-07-14 04:19:41,489 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-07-14 04:19:41,490 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-07-14 04:19:41,490 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-07-14 04:19:41,490 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-07-14 04:19:41,490 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-07-14 04:19:41,490 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-07-14 04:19:41,490 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-07-14 04:19:41,491 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-07-14 04:19:41,491 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-07-14 04:19:41,491 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-07-14 04:19:41,491 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-07-14 04:19:41,491 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=SLEEP_NEW_STATES [2021-07-14 04:19:41,491 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-07-14 04:19:41,788 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-07-14 04:19:41,805 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-07-14 04:19:41,807 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-07-14 04:19:41,808 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2021-07-14 04:19:41,809 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2021-07-14 04:19:41,810 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/popl20-bad/three-array-sum-alt.wvr.bpl [2021-07-14 04:19:41,810 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/popl20-bad/three-array-sum-alt.wvr.bpl' [2021-07-14 04:19:41,831 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-07-14 04:19:41,832 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2021-07-14 04:19:41,833 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-07-14 04:19:41,833 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-07-14 04:19:41,833 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-07-14 04:19:41,844 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "three-array-sum-alt.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.07 04:19:41" (1/1) ... [2021-07-14 04:19:41,850 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "three-array-sum-alt.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.07 04:19:41" (1/1) ... [2021-07-14 04:19:41,856 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-07-14 04:19:41,857 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-07-14 04:19:41,857 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-07-14 04:19:41,858 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-07-14 04:19:41,864 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "three-array-sum-alt.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.07 04:19:41" (1/1) ... [2021-07-14 04:19:41,864 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "three-array-sum-alt.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.07 04:19:41" (1/1) ... [2021-07-14 04:19:41,865 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "three-array-sum-alt.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.07 04:19:41" (1/1) ... [2021-07-14 04:19:41,865 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "three-array-sum-alt.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.07 04:19:41" (1/1) ... [2021-07-14 04:19:41,867 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "three-array-sum-alt.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.07 04:19:41" (1/1) ... [2021-07-14 04:19:41,870 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "three-array-sum-alt.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.07 04:19:41" (1/1) ... [2021-07-14 04:19:41,871 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "three-array-sum-alt.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.07 04:19:41" (1/1) ... [2021-07-14 04:19:41,872 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-07-14 04:19:41,873 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-07-14 04:19:41,873 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-07-14 04:19:41,873 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-07-14 04:19:41,874 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "three-array-sum-alt.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.07 04:19:41" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-07-14 04:19:41,935 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread1 given in one single declaration [2021-07-14 04:19:41,935 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2021-07-14 04:19:41,935 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2021-07-14 04:19:41,935 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread2 given in one single declaration [2021-07-14 04:19:41,935 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2021-07-14 04:19:41,936 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2021-07-14 04:19:41,936 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2021-07-14 04:19:41,936 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-07-14 04:19:41,936 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-07-14 04:19:41,936 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread3 given in one single declaration [2021-07-14 04:19:41,936 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2021-07-14 04:19:41,936 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2021-07-14 04:19:41,937 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-07-14 04:19:42,105 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-07-14 04:19:42,105 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2021-07-14 04:19:42,107 INFO L202 PluginConnector]: Adding new model three-array-sum-alt.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.07 04:19:42 BoogieIcfgContainer [2021-07-14 04:19:42,107 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-07-14 04:19:42,108 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-07-14 04:19:42,109 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-07-14 04:19:42,111 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-07-14 04:19:42,111 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "three-array-sum-alt.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.07 04:19:41" (1/2) ... [2021-07-14 04:19:42,112 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4150dad9 and model type three-array-sum-alt.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.07 04:19:42, skipping insertion in model container [2021-07-14 04:19:42,112 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "three-array-sum-alt.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.07 04:19:42" (2/2) ... [2021-07-14 04:19:42,113 INFO L111 eAbstractionObserver]: Analyzing ICFG three-array-sum-alt.wvr.bpl [2021-07-14 04:19:42,118 WARN L148 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-07-14 04:19:42,119 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-07-14 04:19:42,119 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-07-14 04:19:42,119 INFO L474 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-07-14 04:19:42,149 INFO L149 ThreadInstanceAdder]: Constructed 3 joinOtherThreadTransitions. [2021-07-14 04:19:42,167 INFO L255 AbstractCegarLoop]: Starting to check reachability of 4 error locations. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-07-14 04:19:42,244 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-07-14 04:19:42,244 INFO L379 AbstractCegarLoop]: Hoare is false [2021-07-14 04:19:42,245 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-07-14 04:19:42,245 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-07-14 04:19:42,245 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-07-14 04:19:42,245 INFO L383 AbstractCegarLoop]: Difference is false [2021-07-14 04:19:42,245 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-07-14 04:19:42,245 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == ULTIMATE.start======== [2021-07-14 04:19:42,301 INFO L430 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-14 04:19:42,305 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 04:19:42,306 INFO L82 PathProgramCache]: Analyzing trace with hash -1749066802, now seen corresponding path program 1 times [2021-07-14 04:19:42,313 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 04:19:42,313 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1255303253] [2021-07-14 04:19:42,313 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 04:19:42,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 04:19:42,615 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 04:19:42,615 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 04:19:42,615 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1255303253] [2021-07-14 04:19:42,616 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1255303253] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-14 04:19:42,616 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-14 04:19:42,616 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-07-14 04:19:42,617 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [39306591] [2021-07-14 04:19:42,620 INFO L462 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-07-14 04:19:42,621 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 04:19:42,632 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-07-14 04:19:42,635 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-07-14 04:19:42,635 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 04:19:42,637 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 04:19:42,649 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 5.333333333333333) internal successors, (16), 2 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-14 04:19:42,649 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 04:19:42,686 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-14 04:19:42,686 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-07-14 04:19:42,686 INFO L430 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-14 04:19:42,690 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 04:19:42,690 INFO L82 PathProgramCache]: Analyzing trace with hash -1341931860, now seen corresponding path program 1 times [2021-07-14 04:19:42,690 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 04:19:42,690 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1757976398] [2021-07-14 04:19:42,690 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 04:19:42,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 04:19:42,757 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 04:19:42,758 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 04:19:42,758 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1757976398] [2021-07-14 04:19:42,758 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1757976398] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 04:19:42,758 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1259741001] [2021-07-14 04:19:42,758 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-14 04:19:42,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 04:19:42,799 INFO L263 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 3 conjunts are in the unsatisfiable core [2021-07-14 04:19:42,804 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-14 04:19:42,892 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 04:19:42,893 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1259741001] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 04:19:42,894 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-14 04:19:42,894 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 3] total 5 [2021-07-14 04:19:42,896 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1066821293] [2021-07-14 04:19:42,897 INFO L462 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-07-14 04:19:42,897 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 04:19:42,898 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-07-14 04:19:42,898 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2021-07-14 04:19:42,898 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 04:19:42,899 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 04:19:42,899 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 4.166666666666667) internal successors, (25), 5 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-14 04:19:42,899 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-14 04:19:42,899 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 04:19:43,005 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-14 04:19:43,007 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-14 04:19:43,221 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,3 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-14 04:19:43,221 INFO L430 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-14 04:19:43,222 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 04:19:43,222 INFO L82 PathProgramCache]: Analyzing trace with hash 1517943178, now seen corresponding path program 1 times [2021-07-14 04:19:43,222 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 04:19:43,222 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [611483511] [2021-07-14 04:19:43,222 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 04:19:43,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 04:19:43,281 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-07-14 04:19:43,282 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 04:19:43,282 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [611483511] [2021-07-14 04:19:43,282 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [611483511] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 04:19:43,283 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [476053864] [2021-07-14 04:19:43,283 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 [2021-07-14 04:19:43,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 04:19:43,327 INFO L263 TraceCheckSpWp]: Trace formula consists of 57 conjuncts, 3 conjunts are in the unsatisfiable core [2021-07-14 04:19:43,329 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-14 04:19:43,405 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-07-14 04:19:43,406 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [476053864] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 04:19:43,406 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-14 04:19:43,406 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 3] total 5 [2021-07-14 04:19:43,406 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1989508399] [2021-07-14 04:19:43,407 INFO L462 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-07-14 04:19:43,407 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 04:19:43,407 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-07-14 04:19:43,408 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2021-07-14 04:19:43,408 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 04:19:43,408 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 04:19:43,408 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 4.5) internal successors, (27), 5 states have internal predecessors, (27), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-14 04:19:43,408 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-14 04:19:43,408 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-14 04:19:43,408 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 04:19:43,461 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-14 04:19:43,461 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-14 04:19:43,462 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-14 04:19:43,676 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,4 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-14 04:19:43,677 INFO L430 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-14 04:19:43,678 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 04:19:43,678 INFO L82 PathProgramCache]: Analyzing trace with hash -1108611992, now seen corresponding path program 1 times [2021-07-14 04:19:43,678 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 04:19:43,678 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1711954453] [2021-07-14 04:19:43,678 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 04:19:43,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 04:19:43,783 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 04:19:43,783 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 04:19:43,783 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1711954453] [2021-07-14 04:19:43,784 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1711954453] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 04:19:43,784 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [377902610] [2021-07-14 04:19:43,784 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-14 04:19:43,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 04:19:43,819 INFO L263 TraceCheckSpWp]: Trace formula consists of 63 conjuncts, 20 conjunts are in the unsatisfiable core [2021-07-14 04:19:43,821 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-14 04:19:44,009 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2021-07-14 04:19:44,011 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-14 04:19:44,016 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 04:19:44,018 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2021-07-14 04:19:44,019 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-07-14 04:19:44,021 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 04:19:44,022 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-07-14 04:19:44,022 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:20, output treesize:5 [2021-07-14 04:19:44,054 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 04:19:44,054 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [377902610] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 04:19:44,054 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-14 04:19:44,054 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 7 [2021-07-14 04:19:44,054 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [672641722] [2021-07-14 04:19:44,055 INFO L462 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-07-14 04:19:44,055 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 04:19:44,055 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-07-14 04:19:44,056 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2021-07-14 04:19:44,056 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 04:19:44,056 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 04:19:44,056 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 3.875) internal successors, (31), 7 states have internal predecessors, (31), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-14 04:19:44,056 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-14 04:19:44,056 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-14 04:19:44,056 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-14 04:19:44,056 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 04:19:44,117 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-14 04:19:44,118 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-14 04:19:44,118 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-14 04:19:44,118 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-14 04:19:44,341 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,5 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-14 04:19:44,341 INFO L430 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-14 04:19:44,342 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 04:19:44,342 INFO L82 PathProgramCache]: Analyzing trace with hash -1786367802, now seen corresponding path program 2 times [2021-07-14 04:19:44,342 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 04:19:44,342 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1261693559] [2021-07-14 04:19:44,342 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 04:19:44,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 04:19:44,395 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-07-14 04:19:44,395 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 04:19:44,395 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1261693559] [2021-07-14 04:19:44,395 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1261693559] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 04:19:44,395 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [277255817] [2021-07-14 04:19:44,395 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-14 04:19:44,456 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-07-14 04:19:44,456 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-14 04:19:44,457 INFO L263 TraceCheckSpWp]: Trace formula consists of 68 conjuncts, 5 conjunts are in the unsatisfiable core [2021-07-14 04:19:44,460 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-14 04:19:44,537 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-07-14 04:19:44,537 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [277255817] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 04:19:44,537 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-14 04:19:44,537 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 9 [2021-07-14 04:19:44,538 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1265258568] [2021-07-14 04:19:44,538 INFO L462 AbstractCegarLoop]: Interpolant automaton has 10 states [2021-07-14 04:19:44,538 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 04:19:44,538 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-07-14 04:19:44,539 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=70, Unknown=0, NotChecked=0, Total=90 [2021-07-14 04:19:44,539 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 04:19:44,539 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 04:19:44,539 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 10 states, 10 states have (on average 4.2) internal successors, (42), 9 states have internal predecessors, (42), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-14 04:19:44,539 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-14 04:19:44,539 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-14 04:19:44,539 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-14 04:19:44,540 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-14 04:19:44,540 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 04:19:44,813 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-14 04:19:44,814 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-14 04:19:44,814 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-14 04:19:44,814 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-14 04:19:44,814 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-07-14 04:19:45,032 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,6 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-14 04:19:45,033 INFO L430 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-14 04:19:45,034 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 04:19:45,034 INFO L82 PathProgramCache]: Analyzing trace with hash -843341438, now seen corresponding path program 3 times [2021-07-14 04:19:45,034 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 04:19:45,034 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1894388646] [2021-07-14 04:19:45,034 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 04:19:45,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 04:19:45,407 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 04:19:45,407 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 04:19:45,407 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1894388646] [2021-07-14 04:19:45,407 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1894388646] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 04:19:45,407 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1694571900] [2021-07-14 04:19:45,407 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 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-14 04:19:45,457 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2021-07-14 04:19:45,458 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-14 04:19:45,459 INFO L263 TraceCheckSpWp]: Trace formula consists of 79 conjuncts, 39 conjunts are in the unsatisfiable core [2021-07-14 04:19:45,462 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-14 04:19:45,808 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 17 [2021-07-14 04:19:45,810 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-14 04:19:45,825 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 04:19:45,828 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2021-07-14 04:19:45,829 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:55, output treesize:54 [2021-07-14 04:19:45,970 INFO L446 ElimStorePlain]: Different costs {0=[B, v_C_14], 2=[A]} [2021-07-14 04:19:45,974 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 25 [2021-07-14 04:19:45,975 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-14 04:19:45,983 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 04:19:45,983 INFO L518 ElimStorePlain]: Eliminatee v_C_14 vanished before elimination [2021-07-14 04:19:45,986 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 04:19:45,987 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 04:19:45,988 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 16 [2021-07-14 04:19:45,990 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-07-14 04:19:45,995 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 04:19:45,998 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-07-14 04:19:45,998 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 4 variables, input treesize:48, output treesize:5 [2021-07-14 04:19:46,033 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 04:19:46,033 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1694571900] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 04:19:46,034 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-14 04:19:46,034 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 10] total 17 [2021-07-14 04:19:46,034 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [773107801] [2021-07-14 04:19:46,034 INFO L462 AbstractCegarLoop]: Interpolant automaton has 18 states [2021-07-14 04:19:46,044 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 04:19:46,045 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2021-07-14 04:19:46,045 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=43, Invalid=263, Unknown=0, NotChecked=0, Total=306 [2021-07-14 04:19:46,046 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 04:19:46,046 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 04:19:46,046 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 18 states, 18 states have (on average 2.388888888888889) internal successors, (43), 17 states have internal predecessors, (43), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-14 04:19:46,046 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-14 04:19:46,046 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-14 04:19:46,046 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-14 04:19:46,046 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-14 04:19:46,046 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-07-14 04:19:46,046 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 04:19:46,678 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-14 04:19:46,678 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-14 04:19:46,679 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-14 04:19:46,679 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-14 04:19:46,679 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-07-14 04:19:46,680 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-14 04:19:46,880 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,7 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-14 04:19:46,880 INFO L430 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-14 04:19:46,881 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 04:19:46,881 INFO L82 PathProgramCache]: Analyzing trace with hash -632050242, now seen corresponding path program 4 times [2021-07-14 04:19:46,881 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 04:19:46,881 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [53326685] [2021-07-14 04:19:46,881 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 04:19:46,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 04:19:46,940 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 4 proven. 16 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-07-14 04:19:46,940 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 04:19:46,940 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [53326685] [2021-07-14 04:19:46,941 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [53326685] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 04:19:46,941 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [113567338] [2021-07-14 04:19:46,941 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 8 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-14 04:19:46,989 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-07-14 04:19:46,989 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-14 04:19:46,990 INFO L263 TraceCheckSpWp]: Trace formula consists of 89 conjuncts, 8 conjunts are in the unsatisfiable core [2021-07-14 04:19:46,991 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-14 04:19:47,058 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 9 proven. 11 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-07-14 04:19:47,059 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [113567338] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 04:19:47,059 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-14 04:19:47,059 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8] total 9 [2021-07-14 04:19:47,059 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1587826971] [2021-07-14 04:19:47,060 INFO L462 AbstractCegarLoop]: Interpolant automaton has 10 states [2021-07-14 04:19:47,060 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 04:19:47,061 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-07-14 04:19:47,061 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2021-07-14 04:19:47,061 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 04:19:47,061 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 04:19:47,061 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 10 states, 10 states have (on average 3.7) internal successors, (37), 9 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) [2021-07-14 04:19:47,061 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-14 04:19:47,061 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-14 04:19:47,061 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-14 04:19:47,061 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-14 04:19:47,061 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-07-14 04:19:47,062 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-07-14 04:19:47,062 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 04:19:47,207 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-14 04:19:47,207 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-14 04:19:47,207 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-14 04:19:47,207 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-14 04:19:47,207 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-07-14 04:19:47,207 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-14 04:19:47,207 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-14 04:19:47,416 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,8 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-14 04:19:47,417 INFO L430 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-14 04:19:47,417 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 04:19:47,417 INFO L82 PathProgramCache]: Analyzing trace with hash -542471430, now seen corresponding path program 5 times [2021-07-14 04:19:47,417 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 04:19:47,418 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [465691868] [2021-07-14 04:19:47,418 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 04:19:47,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 04:19:47,526 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 4 proven. 16 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-07-14 04:19:47,527 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 04:19:47,527 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [465691868] [2021-07-14 04:19:47,527 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [465691868] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 04:19:47,527 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [26382899] [2021-07-14 04:19:47,527 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 9 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 9 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-14 04:19:47,567 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 5 check-sat command(s) [2021-07-14 04:19:47,567 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-14 04:19:47,568 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 8 conjunts are in the unsatisfiable core [2021-07-14 04:19:47,569 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-14 04:19:47,641 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 9 proven. 11 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-07-14 04:19:47,642 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [26382899] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 04:19:47,642 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-14 04:19:47,642 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8] total 9 [2021-07-14 04:19:47,642 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [734768055] [2021-07-14 04:19:47,642 INFO L462 AbstractCegarLoop]: Interpolant automaton has 10 states [2021-07-14 04:19:47,642 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 04:19:47,643 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-07-14 04:19:47,643 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2021-07-14 04:19:47,643 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 04:19:47,643 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 04:19:47,643 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 10 states, 10 states have (on average 3.7) internal successors, (37), 9 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) [2021-07-14 04:19:47,643 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-14 04:19:47,643 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-14 04:19:47,644 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-14 04:19:47,644 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-14 04:19:47,644 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-07-14 04:19:47,644 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-07-14 04:19:47,644 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-14 04:19:47,644 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 04:19:47,806 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-14 04:19:47,806 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-14 04:19:47,806 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-14 04:19:47,806 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-14 04:19:47,806 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-07-14 04:19:47,806 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-14 04:19:47,806 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-14 04:19:47,807 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-14 04:19:48,023 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable7 [2021-07-14 04:19:48,024 INFO L430 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-14 04:19:48,024 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 04:19:48,024 INFO L82 PathProgramCache]: Analyzing trace with hash 2069297462, now seen corresponding path program 6 times [2021-07-14 04:19:48,024 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 04:19:48,024 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1296380317] [2021-07-14 04:19:48,024 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 04:19:48,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 04:19:48,751 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 0 proven. 48 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 04:19:48,751 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 04:19:48,752 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1296380317] [2021-07-14 04:19:48,752 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1296380317] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 04:19:48,752 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [907509760] [2021-07-14 04:19:48,752 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 10 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 10 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-14 04:19:48,802 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 5 check-sat command(s) [2021-07-14 04:19:48,803 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-14 04:19:48,804 WARN L261 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 61 conjunts are in the unsatisfiable core [2021-07-14 04:19:48,806 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-14 04:19:49,151 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2021-07-14 04:19:49,157 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-14 04:19:49,173 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 04:19:49,174 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-07-14 04:19:49,174 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:69, output treesize:68 [2021-07-14 04:19:49,261 INFO L354 Elim1Store]: treesize reduction 29, result has 14.7 percent of original size [2021-07-14 04:19:49,261 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 41 treesize of output 41 [2021-07-14 04:19:49,263 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-14 04:19:49,280 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 04:19:49,281 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-07-14 04:19:49,281 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:92, output treesize:94 [2021-07-14 04:19:49,362 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 04:19:49,378 INFO L354 Elim1Store]: treesize reduction 39, result has 11.4 percent of original size [2021-07-14 04:19:49,378 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 66 treesize of output 67 [2021-07-14 04:19:49,380 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-14 04:19:49,405 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 04:19:49,406 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-07-14 04:19:49,406 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:117, output treesize:121 [2021-07-14 04:19:49,519 INFO L446 ElimStorePlain]: Different costs {3=[v_C_18], 15=[A, B]} [2021-07-14 04:19:49,526 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 04:19:49,530 INFO L354 Elim1Store]: treesize reduction 20, result has 4.8 percent of original size [2021-07-14 04:19:49,531 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 76 treesize of output 62 [2021-07-14 04:19:49,533 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-14 04:19:49,552 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 04:19:49,557 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 04:19:49,559 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 04:19:49,565 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 04:19:49,566 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 04:19:49,571 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 04:19:49,573 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 04:19:49,620 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 04:19:49,621 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 7 select indices, 7 select index equivalence classes, 12 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 9 case distinctions, treesize of input 66 treesize of output 120 [2021-07-14 04:19:49,951 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 3 xjuncts. [2021-07-14 04:19:52,133 WARN L205 SmtUtils]: Spent 2.18 s on a formula simplification. DAG size of input: 49 DAG size of output: 36 [2021-07-14 04:19:52,134 INFO L628 ElimStorePlain]: treesize reduction 77, result has 48.7 percent of original size [2021-07-14 04:19:52,139 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 04:19:52,140 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 04:19:52,145 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 04:19:52,148 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 04:19:52,153 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 04:19:52,155 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 04:19:52,224 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 04:19:52,224 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 7 select indices, 7 select index equivalence classes, 12 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 9 case distinctions, treesize of input 62 treesize of output 112 [2021-07-14 04:19:52,372 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 4 xjuncts. [2021-07-14 04:19:52,409 INFO L628 ElimStorePlain]: treesize reduction 35, result has 44.4 percent of original size [2021-07-14 04:19:52,414 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-07-14 04:19:52,414 INFO L247 ElimStorePlain]: Needed 4 recursive calls to eliminate 4 variables, input treesize:132, output treesize:26 [2021-07-14 04:19:52,520 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 0 proven. 48 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 04:19:52,520 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [907509760] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 04:19:52,520 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-14 04:19:52,520 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [16, 16] total 26 [2021-07-14 04:19:52,520 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1987662927] [2021-07-14 04:19:52,521 INFO L462 AbstractCegarLoop]: Interpolant automaton has 27 states [2021-07-14 04:19:52,521 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 04:19:52,521 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 27 interpolants. [2021-07-14 04:19:52,522 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=79, Invalid=623, Unknown=0, NotChecked=0, Total=702 [2021-07-14 04:19:52,522 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 04:19:52,522 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 04:19:52,522 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 27 states, 27 states have (on average 2.3333333333333335) internal successors, (63), 26 states have internal predecessors, (63), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-14 04:19:52,522 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-14 04:19:52,522 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-14 04:19:52,522 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-14 04:19:52,522 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-14 04:19:52,522 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-07-14 04:19:52,522 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-07-14 04:19:52,523 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-14 04:19:52,523 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-14 04:19:52,523 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 04:19:54,690 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-14 04:19:54,690 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-14 04:19:54,690 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-14 04:19:54,690 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-14 04:19:54,690 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-07-14 04:19:54,690 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-14 04:19:54,690 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-14 04:19:54,690 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-14 04:19:54,691 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-07-14 04:19:54,901 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,10 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-14 04:19:54,901 INFO L430 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-14 04:19:54,901 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 04:19:54,901 INFO L82 PathProgramCache]: Analyzing trace with hash 431371754, now seen corresponding path program 7 times [2021-07-14 04:19:54,901 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 04:19:54,901 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1932955941] [2021-07-14 04:19:54,901 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 04:19:54,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 04:19:55,084 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 64 proven. 52 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-07-14 04:19:55,085 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 04:19:55,085 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1932955941] [2021-07-14 04:19:55,085 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1932955941] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 04:19:55,085 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [648757394] [2021-07-14 04:19:55,085 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 11 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 11 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-14 04:19:55,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 04:19:55,131 INFO L263 TraceCheckSpWp]: Trace formula consists of 141 conjuncts, 16 conjunts are in the unsatisfiable core [2021-07-14 04:19:55,133 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-14 04:19:55,267 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 81 proven. 35 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-07-14 04:19:55,267 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [648757394] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 04:19:55,268 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-14 04:19:55,268 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [16, 16] total 17 [2021-07-14 04:19:55,268 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [324132799] [2021-07-14 04:19:55,269 INFO L462 AbstractCegarLoop]: Interpolant automaton has 18 states [2021-07-14 04:19:55,269 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 04:19:55,269 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2021-07-14 04:19:55,270 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=89, Invalid=217, Unknown=0, NotChecked=0, Total=306 [2021-07-14 04:19:55,270 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 04:19:55,270 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 04:19:55,270 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 18 states, 18 states have (on average 2.9444444444444446) internal successors, (53), 17 states have internal predecessors, (53), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-14 04:19:55,270 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-14 04:19:55,270 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-14 04:19:55,270 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-14 04:19:55,270 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-14 04:19:55,270 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-07-14 04:19:55,270 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-07-14 04:19:55,270 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-14 04:19:55,270 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-14 04:19:55,270 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-07-14 04:19:55,271 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 04:19:55,763 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-14 04:19:55,763 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-14 04:19:55,763 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-14 04:19:55,763 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-14 04:19:55,763 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-07-14 04:19:55,763 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-14 04:19:55,763 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-14 04:19:55,763 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-14 04:19:55,763 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-07-14 04:19:55,764 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-07-14 04:19:55,987 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable82,11 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-14 04:19:55,987 INFO L430 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-14 04:19:55,987 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 04:19:55,988 INFO L82 PathProgramCache]: Analyzing trace with hash -309956194, now seen corresponding path program 8 times [2021-07-14 04:19:55,988 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 04:19:55,988 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [979254811] [2021-07-14 04:19:55,988 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 04:19:56,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 04:19:56,180 INFO L134 CoverageAnalysis]: Checked inductivity of 216 backedges. 64 proven. 52 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2021-07-14 04:19:56,181 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 04:19:56,181 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [979254811] [2021-07-14 04:19:56,181 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [979254811] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 04:19:56,181 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1606216667] [2021-07-14 04:19:56,181 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 12 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 12 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-14 04:19:56,233 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-07-14 04:19:56,233 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-14 04:19:56,234 INFO L263 TraceCheckSpWp]: Trace formula consists of 171 conjuncts, 16 conjunts are in the unsatisfiable core [2021-07-14 04:19:56,235 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-14 04:19:56,363 INFO L134 CoverageAnalysis]: Checked inductivity of 216 backedges. 81 proven. 35 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2021-07-14 04:19:56,363 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1606216667] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 04:19:56,363 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-14 04:19:56,363 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [16, 16] total 17 [2021-07-14 04:19:56,364 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1374018048] [2021-07-14 04:19:56,365 INFO L462 AbstractCegarLoop]: Interpolant automaton has 18 states [2021-07-14 04:19:56,365 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 04:19:56,366 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2021-07-14 04:19:56,366 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=89, Invalid=217, Unknown=0, NotChecked=0, Total=306 [2021-07-14 04:19:56,366 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 04:19:56,366 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 04:19:56,366 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 18 states, 18 states have (on average 2.9444444444444446) internal successors, (53), 17 states have internal predecessors, (53), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-14 04:19:56,366 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-14 04:19:56,366 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-14 04:19:56,366 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-14 04:19:56,367 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-14 04:19:56,367 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-07-14 04:19:56,367 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-07-14 04:19:56,367 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-14 04:19:56,367 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-14 04:19:56,367 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-07-14 04:19:56,367 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-07-14 04:19:56,367 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 04:19:56,874 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-14 04:19:56,874 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-14 04:19:56,874 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-14 04:19:56,874 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-14 04:19:56,875 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-07-14 04:19:56,875 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-14 04:19:56,875 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-14 04:19:56,875 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-14 04:19:56,875 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-07-14 04:19:56,875 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-07-14 04:19:56,875 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-07-14 04:19:57,088 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable83 [2021-07-14 04:19:57,089 INFO L430 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-14 04:19:57,089 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 04:19:57,089 INFO L82 PathProgramCache]: Analyzing trace with hash 1794468946, now seen corresponding path program 9 times [2021-07-14 04:19:57,089 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 04:19:57,089 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1445391982] [2021-07-14 04:19:57,090 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 04:19:57,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 04:19:59,766 INFO L134 CoverageAnalysis]: Checked inductivity of 300 backedges. 0 proven. 300 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 04:19:59,766 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 04:19:59,767 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1445391982] [2021-07-14 04:19:59,767 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1445391982] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 04:19:59,767 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1105945391] [2021-07-14 04:19:59,767 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 13 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 13 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-14 04:19:59,867 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 11 check-sat command(s) [2021-07-14 04:19:59,867 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-14 04:19:59,869 WARN L261 TraceCheckSpWp]: Trace formula consists of 207 conjuncts, 140 conjunts are in the unsatisfiable core [2021-07-14 04:19:59,872 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-14 04:20:03,036 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2021-07-14 04:20:03,037 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-14 04:20:03,075 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 04:20:03,078 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-1 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2021-07-14 04:20:03,078 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:160, output treesize:159 [2021-07-14 04:20:03,311 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 33 [2021-07-14 04:20:03,313 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-14 04:20:03,386 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 04:20:03,389 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-1 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2021-07-14 04:20:03,389 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:175, output treesize:174 [2021-07-14 04:20:03,650 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 47 treesize of output 48 [2021-07-14 04:20:03,651 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-14 04:20:03,715 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 04:20:03,718 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-1 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2021-07-14 04:20:03,718 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:189, output treesize:188 [2021-07-14 04:20:04,100 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 04:20:04,102 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 04:20:04,105 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 04:20:04,106 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 69 treesize of output 71 [2021-07-14 04:20:04,108 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-14 04:20:04,176 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 04:20:04,179 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-1 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2021-07-14 04:20:04,179 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:211, output treesize:216 [2021-07-14 04:20:04,474 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 81 treesize of output 88 [2021-07-14 04:20:04,494 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-14 04:20:04,555 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 04:20:04,559 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-1 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2021-07-14 04:20:04,559 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:220, output treesize:225 [2021-07-14 04:20:04,994 WARN L205 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 22 [2021-07-14 04:20:04,995 INFO L354 Elim1Store]: treesize reduction 140, result has 15.7 percent of original size [2021-07-14 04:20:04,995 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 10 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 5 case distinctions, treesize of input 109 treesize of output 121 [2021-07-14 04:20:04,997 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-14 04:20:05,058 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 04:20:05,061 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-1 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2021-07-14 04:20:05,061 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:248, output treesize:247 [2021-07-14 04:20:05,619 INFO L354 Elim1Store]: treesize reduction 224, result has 12.8 percent of original size [2021-07-14 04:20:05,619 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 6 select indices, 6 select index equivalence classes, 10 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 11 case distinctions, treesize of input 131 treesize of output 142 [2021-07-14 04:20:05,621 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-14 04:20:05,694 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 04:20:05,698 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-1 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2021-07-14 04:20:05,698 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:270, output treesize:301 [2021-07-14 04:20:06,195 WARN L205 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 33 [2021-07-14 04:20:06,195 INFO L354 Elim1Store]: treesize reduction 320, result has 11.1 percent of original size [2021-07-14 04:20:06,195 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 7 select indices, 7 select index equivalence classes, 10 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 18 case distinctions, treesize of input 153 treesize of output 163 [2021-07-14 04:20:06,198 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-14 04:20:06,284 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 04:20:06,287 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-1 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2021-07-14 04:20:06,287 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:292, output treesize:340 [2021-07-14 04:20:06,885 WARN L205 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 38 [2021-07-14 04:20:06,885 INFO L354 Elim1Store]: treesize reduction 428, result has 9.9 percent of original size [2021-07-14 04:20:06,885 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 8 select indices, 8 select index equivalence classes, 10 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 26 case distinctions, treesize of input 229 treesize of output 244 [2021-07-14 04:20:06,888 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-14 04:20:06,982 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 04:20:06,985 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-1 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2021-07-14 04:20:06,986 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:368, output treesize:367 [2021-07-14 04:20:07,941 INFO L446 ElimStorePlain]: Different costs {26=[v_C_28], 95=[A, B]} [2021-07-14 04:20:07,956 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 04:20:07,970 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 04:20:07,973 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 04:20:08,001 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 04:20:08,003 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 04:20:08,030 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 04:20:08,049 INFO L354 Elim1Store]: treesize reduction 200, result has 0.5 percent of original size [2021-07-14 04:20:08,050 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 9 select indices, 9 select index equivalence classes, 16 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 20 case distinctions, treesize of input 188 treesize of output 150 [2021-07-14 04:20:08,054 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-14 04:20:08,104 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 04:20:08,112 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 04:20:08,118 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 04:20:08,120 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 04:20:08,121 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 04:20:08,124 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 04:20:08,136 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 04:20:08,137 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 04:20:08,142 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 04:20:08,145 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 04:20:08,155 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 04:20:08,157 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 04:20:08,158 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 04:20:08,161 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 04:20:08,163 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 04:20:08,200 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 04:20:08,201 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 04:20:08,202 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 04:20:08,203 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 04:20:08,206 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 04:20:08,210 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 04:20:08,213 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 04:20:08,216 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 04:20:08,220 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 04:20:08,221 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 04:20:08,222 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 04:20:08,224 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 04:20:08,228 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 04:20:08,229 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 04:20:08,230 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 04:20:08,236 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 04:20:08,248 INFO L244 Elim1Store]: Index analysis took 138 ms [2021-07-14 04:20:09,184 WARN L205 SmtUtils]: Spent 934.00 ms on a formula simplification that was a NOOP. DAG size: 295 [2021-07-14 04:20:09,185 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 04:20:09,185 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 15 select indices, 15 select index equivalence classes, 40 disjoint index pairs (out of 105 index pairs), introduced 15 new quantified variables, introduced 65 case distinctions, treesize of input 199 treesize of output 763 [2021-07-14 04:20:09,364 WARN L205 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 505 DAG size of output: 407 [2021-07-14 04:20:09,541 WARN L205 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 524 DAG size of output: 426 [2021-07-14 04:20:10,496 WARN L205 SmtUtils]: Spent 735.00 ms on a formula simplification. DAG size of input: 1983 DAG size of output: 1187 [2021-07-14 04:20:11,362 WARN L205 SmtUtils]: Spent 746.00 ms on a formula simplification. DAG size of input: 2003 DAG size of output: 1207 [2021-07-14 04:20:17,570 WARN L205 SmtUtils]: Spent 5.25 s on a formula simplification. DAG size of input: 7869 DAG size of output: 4336 [2021-07-14 04:20:23,240 WARN L205 SmtUtils]: Spent 5.34 s on a formula simplification. DAG size of input: 7886 DAG size of output: 4353 [2021-07-14 04:20:52,927 WARN L205 SmtUtils]: Spent 26.14 s on a formula simplification. DAG size of input: 23822 DAG size of output: 15532 [2021-07-14 04:21:28,548 WARN L205 SmtUtils]: Spent 34.96 s on a formula simplification. DAG size of input: 23843 DAG size of output: 15553 [2021-07-14 04:22:36,043 WARN L205 SmtUtils]: Spent 1.12 m on a formula simplification. DAG size of input: 15196 DAG size of output: 15211 [2021-07-14 04:23:43,730 WARN L205 SmtUtils]: Spent 1.12 m on a formula simplification. DAG size of input: 15191 DAG size of output: 15288 [2021-07-14 04:24:50,220 WARN L205 SmtUtils]: Spent 1.11 m on a formula simplification. DAG size of input: 15188 DAG size of output: 15218 [2021-07-14 04:25:19,931 WARN L205 SmtUtils]: Spent 29.56 s on a formula simplification. DAG size of input: 15183 DAG size of output: 15183 [2021-07-14 04:25:25,011 WARN L205 SmtUtils]: Spent 5.01 s on a formula simplification. DAG size of input: 4146 DAG size of output: 4146 [2021-07-14 04:25:25,803 WARN L205 SmtUtils]: Spent 772.00 ms on a formula simplification. DAG size of input: 1229 DAG size of output: 1229 [2021-07-14 04:25:27,178 WARN L205 SmtUtils]: Spent 1.36 s on a formula simplification. DAG size of input: 1098 DAG size of output: 1102 [2021-07-14 04:25:28,545 WARN L205 SmtUtils]: Spent 1.35 s on a formula simplification. DAG size of input: 1095 DAG size of output: 1099 [2021-07-14 04:25:29,137 WARN L205 SmtUtils]: Spent 578.00 ms on a formula simplification. DAG size of input: 1090 DAG size of output: 1090 [2021-07-14 04:25:29,581 WARN L205 SmtUtils]: Spent 432.00 ms on a formula simplification. DAG size of input: 967 DAG size of output: 967 [2021-07-14 04:25:29,738 WARN L205 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 315 DAG size of output: 341 [2021-07-14 04:25:29,872 WARN L205 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 295 DAG size of output: 315 [2021-07-14 04:25:29,990 WARN L205 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 266 DAG size of output: 276 [2021-07-14 04:25:30,577 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 515 DAG size of output: 475 [2021-07-14 04:25:30,772 WARN L205 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 575 DAG size of output: 532 [2021-07-14 04:25:30,972 WARN L205 SmtUtils]: Spent 195.00 ms on a formula simplification. DAG size of input: 646 DAG size of output: 595 [2021-07-14 04:25:31,316 WARN L205 SmtUtils]: Spent 326.00 ms on a formula simplification. DAG size of input: 768 DAG size of output: 708 [2021-07-14 04:25:31,770 WARN L205 SmtUtils]: Spent 445.00 ms on a formula simplification. DAG size of input: 903 DAG size of output: 836 [2021-07-14 04:25:32,399 WARN L205 SmtUtils]: Spent 621.00 ms on a formula simplification. DAG size of input: 1027 DAG size of output: 949 [2021-07-14 04:25:33,276 WARN L205 SmtUtils]: Spent 866.00 ms on a formula simplification. DAG size of input: 1489 DAG size of output: 1385 [2021-07-14 04:25:34,482 WARN L205 SmtUtils]: Spent 1.20 s on a formula simplification. DAG size of input: 1605 DAG size of output: 1500 [2021-07-14 04:25:36,420 WARN L205 SmtUtils]: Spent 1.93 s on a formula simplification. DAG size of input: 1686 DAG size of output: 1581 [2021-07-14 04:25:39,324 WARN L205 SmtUtils]: Spent 2.89 s on a formula simplification. DAG size of input: 1698 DAG size of output: 1593 [2021-07-14 04:25:42,780 WARN L205 SmtUtils]: Spent 3.45 s on a formula simplification. DAG size of input: 1828 DAG size of output: 1721 [2021-07-14 04:25:51,012 WARN L205 SmtUtils]: Spent 8.20 s on a formula simplification. DAG size of input: 3385 DAG size of output: 3391 [2021-07-14 04:25:59,187 WARN L205 SmtUtils]: Spent 8.14 s on a formula simplification. DAG size of input: 3382 DAG size of output: 3384 [2021-07-14 04:26:02,741 WARN L205 SmtUtils]: Spent 3.52 s on a formula simplification. DAG size of input: 3377 DAG size of output: 3377 [2021-07-14 04:26:05,424 WARN L205 SmtUtils]: Spent 2.66 s on a formula simplification. DAG size of input: 3082 DAG size of output: 3082 [2021-07-14 04:26:06,012 WARN L205 SmtUtils]: Spent 569.00 ms on a formula simplification. DAG size of input: 1169 DAG size of output: 1169 [2021-07-14 04:26:06,875 WARN L205 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 560 DAG size of output: 514 [2021-07-14 04:26:07,169 WARN L205 SmtUtils]: Spent 195.00 ms on a formula simplification. DAG size of input: 649 DAG size of output: 604 [2021-07-14 04:26:07,442 WARN L205 SmtUtils]: Spent 269.00 ms on a formula simplification. DAG size of input: 746 DAG size of output: 701 [2021-07-14 04:26:07,935 WARN L205 SmtUtils]: Spent 360.00 ms on a formula simplification. DAG size of input: 889 DAG size of output: 830 [2021-07-14 04:26:08,426 WARN L205 SmtUtils]: Spent 485.00 ms on a formula simplification. DAG size of input: 1007 DAG size of output: 939 [2021-07-14 04:26:09,322 WARN L205 SmtUtils]: Spent 886.00 ms on a formula simplification. DAG size of input: 1730 DAG size of output: 1603 [2021-07-14 04:26:11,826 WARN L205 SmtUtils]: Spent 2.49 s on a formula simplification. DAG size of input: 3621 DAG size of output: 3487 [2021-07-14 04:26:15,129 WARN L205 SmtUtils]: Spent 3.28 s on a formula simplification. DAG size of input: 3918 DAG size of output: 3782 [2021-07-14 04:26:23,055 WARN L205 SmtUtils]: Spent 7.90 s on a formula simplification. DAG size of input: 3963 DAG size of output: 3827 [2021-07-14 04:26:35,908 WARN L205 SmtUtils]: Spent 12.83 s on a formula simplification. DAG size of input: 3977 DAG size of output: 3841 [2021-07-14 04:26:54,592 WARN L205 SmtUtils]: Spent 18.65 s on a formula simplification. DAG size of input: 5227 DAG size of output: 5025 [2021-07-14 04:27:41,440 WARN L205 SmtUtils]: Spent 46.74 s on a formula simplification. DAG size of input: 12694 DAG size of output: 12818 [2021-07-14 04:28:28,115 WARN L205 SmtUtils]: Spent 46.52 s on a formula simplification. DAG size of input: 12691 DAG size of output: 12757 [2021-07-14 04:28:48,741 WARN L205 SmtUtils]: Spent 20.48 s on a formula simplification. DAG size of input: 12686 DAG size of output: 12686 [2021-07-14 04:29:02,441 WARN L205 SmtUtils]: Spent 13.61 s on a formula simplification. DAG size of input: 10348 DAG size of output: 10348 [2021-07-14 04:29:05,844 WARN L205 SmtUtils]: Spent 3.35 s on a formula simplification. DAG size of input: 3454 DAG size of output: 3454 [2021-07-14 04:29:06,486 WARN L205 SmtUtils]: Spent 624.00 ms on a formula simplification. DAG size of input: 1104 DAG size of output: 1104 [2021-07-14 04:29:06,962 WARN L205 SmtUtils]: Spent 465.00 ms on a formula simplification. DAG size of input: 929 DAG size of output: 929 [2021-07-14 04:29:07,307 WARN L205 SmtUtils]: Spent 335.00 ms on a formula simplification. DAG size of input: 798 DAG size of output: 798 [2021-07-14 04:29:07,563 WARN L205 SmtUtils]: Spent 249.00 ms on a formula simplification. DAG size of input: 700 DAG size of output: 700 [2021-07-14 04:29:07,732 WARN L205 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 598 DAG size of output: 598 [2021-07-14 04:29:08,011 WARN L205 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 477 DAG size of output: 477 [2021-07-14 04:29:08,707 WARN L205 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 700 DAG size of output: 648 [2021-07-14 04:29:08,929 WARN L205 SmtUtils]: Spent 214.00 ms on a formula simplification. DAG size of input: 805 DAG size of output: 753 [2021-07-14 04:29:09,220 WARN L205 SmtUtils]: Spent 282.00 ms on a formula simplification. DAG size of input: 907 DAG size of output: 854 [2021-07-14 04:29:09,621 WARN L205 SmtUtils]: Spent 393.00 ms on a formula simplification. DAG size of input: 1042 DAG size of output: 988 [2021-07-14 04:29:10,164 WARN L205 SmtUtils]: Spent 536.00 ms on a formula simplification. DAG size of input: 1221 DAG size of output: 1166 [2021-07-14 04:29:12,350 WARN L205 SmtUtils]: Spent 2.17 s on a formula simplification. DAG size of input: 2833 DAG size of output: 2833 [2021-07-14 04:29:12,873 WARN L205 SmtUtils]: Spent 508.00 ms on a formula simplification. DAG size of input: 1043 DAG size of output: 1043 [2021-07-14 04:29:13,263 WARN L205 SmtUtils]: Spent 379.00 ms on a formula simplification. DAG size of input: 924 DAG size of output: 924 [2021-07-14 04:29:13,539 WARN L205 SmtUtils]: Spent 268.00 ms on a formula simplification. DAG size of input: 749 DAG size of output: 749 [2021-07-14 04:29:13,735 WARN L205 SmtUtils]: Spent 187.00 ms on a formula simplification. DAG size of input: 641 DAG size of output: 641 [2021-07-14 04:29:13,867 WARN L205 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 537 DAG size of output: 537 [2021-07-14 04:29:14,536 WARN L205 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 674 DAG size of output: 624 [2021-07-14 04:29:14,702 WARN L205 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 782 DAG size of output: 728 [2021-07-14 04:29:14,940 WARN L205 SmtUtils]: Spent 232.00 ms on a formula simplification. DAG size of input: 893 DAG size of output: 838 [2021-07-14 04:29:15,580 WARN L205 SmtUtils]: Spent 352.00 ms on a formula simplification. DAG size of input: 1110 DAG size of output: 1048 [2021-07-14 04:29:16,048 WARN L205 SmtUtils]: Spent 460.00 ms on a formula simplification. DAG size of input: 1233 DAG size of output: 1170 [2021-07-14 04:29:17,406 WARN L205 SmtUtils]: Spent 1.34 s on a formula simplification. DAG size of input: 2100 DAG size of output: 2100 [2021-07-14 04:29:18,432 WARN L205 SmtUtils]: Spent 1.01 s on a formula simplification. DAG size of input: 1901 DAG size of output: 1901 [2021-07-14 04:29:18,956 WARN L205 SmtUtils]: Spent 510.00 ms on a formula simplification. DAG size of input: 1279 DAG size of output: 1279 [2021-07-14 04:29:19,260 WARN L205 SmtUtils]: Spent 290.00 ms on a formula simplification. DAG size of input: 948 DAG size of output: 948 [2021-07-14 04:29:19,951 WARN L205 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 689 DAG size of output: 651 [2021-07-14 04:29:20,190 WARN L205 SmtUtils]: Spent 232.00 ms on a formula simplification. DAG size of input: 834 DAG size of output: 795 [2021-07-14 04:29:20,651 WARN L205 SmtUtils]: Spent 454.00 ms on a formula simplification. DAG size of input: 1340 DAG size of output: 1283 [2021-07-14 04:29:21,281 WARN L205 SmtUtils]: Spent 620.00 ms on a formula simplification. DAG size of input: 1668 DAG size of output: 1608 [2021-07-14 04:29:22,353 WARN L205 SmtUtils]: Spent 1.06 s on a formula simplification. DAG size of input: 2270 DAG size of output: 2208 [2021-07-14 04:29:23,743 WARN L205 SmtUtils]: Spent 1.37 s on a formula simplification. DAG size of input: 2465 DAG size of output: 2403 [2021-07-14 04:29:25,997 WARN L205 SmtUtils]: Spent 2.24 s on a formula simplification. DAG size of input: 3345 DAG size of output: 3244 [2021-07-14 04:29:29,257 WARN L205 SmtUtils]: Spent 3.24 s on a formula simplification. DAG size of input: 4005 DAG size of output: 3883 [2021-07-14 04:29:37,733 WARN L205 SmtUtils]: Spent 8.42 s on a formula simplification. DAG size of input: 7701 DAG size of output: 7701 [2021-07-14 04:29:43,048 WARN L205 SmtUtils]: Spent 5.27 s on a formula simplification. DAG size of input: 5947 DAG size of output: 5947 [2021-07-14 04:29:43,377 WARN L205 SmtUtils]: Spent 302.00 ms on a formula simplification. DAG size of input: 880 DAG size of output: 880 [2021-07-14 04:29:43,653 WARN L205 SmtUtils]: Spent 267.00 ms on a formula simplification. DAG size of input: 559 DAG size of output: 628 [2021-07-14 04:29:44,232 WARN L205 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 599 DAG size of output: 578 [2021-07-14 04:29:44,446 WARN L205 SmtUtils]: Spent 165.00 ms on a formula simplification. DAG size of input: 679 DAG size of output: 656 [2021-07-14 04:29:45,067 WARN L205 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 565 DAG size of output: 529 [2021-07-14 04:29:45,284 WARN L205 SmtUtils]: Spent 212.00 ms on a formula simplification. DAG size of input: 712 DAG size of output: 672 [2021-07-14 04:29:45,755 WARN L205 SmtUtils]: Spent 465.00 ms on a formula simplification. DAG size of input: 1222 DAG size of output: 1181 [2021-07-14 04:29:46,484 WARN L205 SmtUtils]: Spent 718.00 ms on a formula simplification. DAG size of input: 1613 DAG size of output: 1562 [2021-07-14 04:29:46,603 WARN L205 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 490 DAG size of output: 490 [2021-07-14 04:29:46,784 WARN L205 SmtUtils]: Spent 176.00 ms on a formula simplification. DAG size of input: 409 DAG size of output: 448 [2021-07-14 04:29:46,912 WARN L205 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 362 DAG size of output: 372 [2021-07-14 04:29:47,876 WARN L205 SmtUtils]: Spent 225.00 ms on a formula simplification. DAG size of input: 979 DAG size of output: 929 [2021-07-14 04:29:48,246 WARN L205 SmtUtils]: Spent 362.00 ms on a formula simplification. DAG size of input: 1170 DAG size of output: 1116 [2021-07-14 04:29:48,797 WARN L205 SmtUtils]: Spent 542.00 ms on a formula simplification. DAG size of input: 1395 DAG size of output: 1334 [2021-07-14 04:29:49,388 WARN L205 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 584 DAG size of output: 547 [2021-07-14 04:29:50,226 WARN L205 SmtUtils]: Spent 831.00 ms on a formula simplification. DAG size of input: 1778 DAG size of output: 1705 [2021-07-14 04:29:52,152 WARN L205 SmtUtils]: Spent 1.90 s on a formula simplification. DAG size of input: 2963 DAG size of output: 2870 [2021-07-14 04:29:57,745 WARN L205 SmtUtils]: Spent 5.56 s on a formula simplification. DAG size of input: 7293 DAG size of output: 7122 [2021-07-14 04:30:06,370 WARN L205 SmtUtils]: Spent 8.56 s on a formula simplification. DAG size of input: 9022 DAG size of output: 8834 [2021-07-14 04:30:20,514 WARN L205 SmtUtils]: Spent 14.08 s on a formula simplification. DAG size of input: 12114 DAG size of output: 11842 [2021-07-14 04:30:24,705 WARN L205 SmtUtils]: Spent 4.12 s on a formula simplification. DAG size of input: 3760 DAG size of output: 3760 [2021-07-14 04:30:27,756 WARN L205 SmtUtils]: Spent 3.02 s on a formula simplification. DAG size of input: 3264 DAG size of output: 3264 [2021-07-14 04:30:28,298 WARN L205 SmtUtils]: Spent 525.00 ms on a formula simplification. DAG size of input: 1147 DAG size of output: 1147 [2021-07-14 04:30:28,689 WARN L205 SmtUtils]: Spent 382.00 ms on a formula simplification. DAG size of input: 1032 DAG size of output: 1032 [2021-07-14 04:30:28,921 WARN L205 SmtUtils]: Spent 223.00 ms on a formula simplification. DAG size of input: 702 DAG size of output: 702 [2021-07-14 04:30:29,602 WARN L205 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 508 DAG size of output: 468 [2021-07-14 04:30:29,764 WARN L205 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 603 DAG size of output: 561 [2021-07-14 04:30:29,996 WARN L205 SmtUtils]: Spent 228.00 ms on a formula simplification. DAG size of input: 707 DAG size of output: 664 [2021-07-14 04:30:30,373 WARN L205 SmtUtils]: Spent 368.00 ms on a formula simplification. DAG size of input: 1079 DAG size of output: 1022 [2021-07-14 04:30:31,663 WARN L205 SmtUtils]: Spent 561.00 ms on a formula simplification. DAG size of input: 1415 DAG size of output: 1352 [2021-07-14 04:30:32,398 WARN L205 SmtUtils]: Spent 723.00 ms on a formula simplification. DAG size of input: 1523 DAG size of output: 1458 [2021-07-14 04:30:34,423 WARN L205 SmtUtils]: Spent 2.01 s on a formula simplification. DAG size of input: 2488 DAG size of output: 2488 [2021-07-14 04:30:35,770 WARN L205 SmtUtils]: Spent 1.33 s on a formula simplification. DAG size of input: 2061 DAG size of output: 2061 [2021-07-14 04:30:36,456 WARN L205 SmtUtils]: Spent 671.00 ms on a formula simplification. DAG size of input: 1201 DAG size of output: 1201 [2021-07-14 04:30:36,938 WARN L205 SmtUtils]: Spent 472.00 ms on a formula simplification. DAG size of input: 990 DAG size of output: 990 [2021-07-14 04:30:37,241 WARN L205 SmtUtils]: Spent 293.00 ms on a formula simplification. DAG size of input: 796 DAG size of output: 796 [2021-07-14 04:30:37,470 WARN L205 SmtUtils]: Spent 223.00 ms on a formula simplification. DAG size of input: 683 DAG size of output: 683 [2021-07-14 04:30:37,628 WARN L205 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 623 DAG size of output: 623 [2021-07-14 04:30:38,021 WARN L205 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 791 DAG size of output: 739 [2021-07-14 04:30:38,236 WARN L205 SmtUtils]: Spent 209.00 ms on a formula simplification. DAG size of input: 853 DAG size of output: 801 [2021-07-14 04:30:38,522 WARN L205 SmtUtils]: Spent 278.00 ms on a formula simplification. DAG size of input: 961 DAG size of output: 909 [2021-07-14 04:30:38,957 WARN L205 SmtUtils]: Spent 428.00 ms on a formula simplification. DAG size of input: 1155 DAG size of output: 1103 [2021-07-14 04:30:39,568 WARN L205 SmtUtils]: Spent 601.00 ms on a formula simplification. DAG size of input: 1366 DAG size of output: 1311 [2021-07-14 04:30:40,683 WARN L205 SmtUtils]: Spent 1.10 s on a formula simplification. DAG size of input: 2217 DAG size of output: 2159 [2021-07-14 04:30:42,344 WARN L205 SmtUtils]: Spent 1.65 s on a formula simplification. DAG size of input: 2645 DAG size of output: 2587 [2021-07-14 04:30:45,204 WARN L205 SmtUtils]: Spent 2.84 s on a formula simplification. DAG size of input: 3728 DAG size of output: 3631 [2021-07-14 04:30:45,682 WARN L205 SmtUtils]: Spent 455.00 ms on a formula simplification. DAG size of input: 926 DAG size of output: 926 [2021-07-14 04:30:46,433 WARN L205 SmtUtils]: Spent 303.00 ms on a formula simplification. DAG size of input: 722 DAG size of output: 722 [2021-07-14 04:30:46,646 WARN L205 SmtUtils]: Spent 204.00 ms on a formula simplification. DAG size of input: 622 DAG size of output: 622 [2021-07-14 04:30:46,792 WARN L205 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 517 DAG size of output: 517 [2021-07-14 04:30:47,361 WARN L205 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 571 DAG size of output: 544 [2021-07-14 04:30:47,538 WARN L205 SmtUtils]: Spent 171.00 ms on a formula simplification. DAG size of input: 679 DAG size of output: 652 [2021-07-14 04:30:47,779 WARN L205 SmtUtils]: Spent 236.00 ms on a formula simplification. DAG size of input: 783 DAG size of output: 755 [2021-07-14 04:30:48,151 WARN L205 SmtUtils]: Spent 366.00 ms on a formula simplification. DAG size of input: 1005 DAG size of output: 975 [2021-07-14 04:30:52,019 WARN L205 SmtUtils]: Spent 3.86 s on a formula simplification. DAG size of input: 4239 DAG size of output: 4134 [2021-07-14 04:31:12,537 WARN L205 SmtUtils]: Spent 20.47 s on a formula simplification. DAG size of input: 14776 DAG size of output: 14451 [2021-07-14 04:31:58,568 WARN L205 SmtUtils]: Spent 45.94 s on a formula simplification. DAG size of input: 15648 DAG size of output: 15324 [2021-07-14 04:33:13,161 WARN L205 SmtUtils]: Spent 1.24 m on a formula simplification. DAG size of input: 16092 DAG size of output: 15767 Received shutdown request... Cannot interrupt operation gracefully because timeout expired. Forcing shutdown