/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-Persistent-NoLbe.epf -tc ../../../trunk/examples/toolchains/AutomizerBplInline.xml -i ../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/popl20/min-max-inc.wvr.bpl -------------------------------------------------------------------------------- This is Ultimate 0.2.1-a47a088281b0b97d17910950432b7c5b5bc3adeb-a47a088 [2021-07-14 08:58:31,848 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-07-14 08:58:31,850 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-07-14 08:58:31,886 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-07-14 08:58:31,886 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-07-14 08:58:31,889 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-07-14 08:58:31,892 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-07-14 08:58:31,896 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-07-14 08:58:31,898 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-07-14 08:58:31,898 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-07-14 08:58:31,899 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-07-14 08:58:31,900 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... 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[2021-07-14 08:58:31,945 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-07-14 08:58:31,945 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-07-14 08:58:31,946 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-07-14 08:58:31,947 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-Persistent-NoLbe.epf [2021-07-14 08:58:31,968 INFO L113 SettingsManager]: Loading preferences was successful [2021-07-14 08:58:31,968 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-07-14 08:58:31,969 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-07-14 08:58:31,969 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-07-14 08:58:31,970 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-07-14 08:58:31,970 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-07-14 08:58:31,970 INFO L138 SettingsManager]: * Use SBE=true [2021-07-14 08:58:31,970 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-07-14 08:58:31,970 INFO L138 SettingsManager]: * sizeof long=4 [2021-07-14 08:58:31,971 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-07-14 08:58:31,971 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-07-14 08:58:31,971 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-07-14 08:58:31,971 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-07-14 08:58:31,971 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-07-14 08:58:31,971 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-07-14 08:58:31,972 INFO L138 SettingsManager]: * sizeof long double=12 [2021-07-14 08:58:31,972 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-07-14 08:58:31,972 INFO L138 SettingsManager]: * Use constant arrays=true [2021-07-14 08:58:31,972 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-07-14 08:58:31,972 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-07-14 08:58:31,972 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-07-14 08:58:31,972 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-07-14 08:58:31,973 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-07-14 08:58:31,973 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-07-14 08:58:31,973 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-07-14 08:58:31,973 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-07-14 08:58:31,973 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-07-14 08:58:31,973 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-07-14 08:58:31,973 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-07-14 08:58:31,974 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-07-14 08:58:31,974 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-07-14 08:58:31,974 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-07-14 08:58:31,974 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SETS [2021-07-14 08:58:31,974 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-07-14 08:58:32,309 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-07-14 08:58:32,333 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-07-14 08:58:32,335 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-07-14 08:58:32,336 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2021-07-14 08:58:32,337 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2021-07-14 08:58:32,338 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/popl20/min-max-inc.wvr.bpl [2021-07-14 08:58:32,338 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/popl20/min-max-inc.wvr.bpl' [2021-07-14 08:58:32,360 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-07-14 08:58:32,362 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2021-07-14 08:58:32,363 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-07-14 08:58:32,363 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-07-14 08:58:32,363 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-07-14 08:58:32,373 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "min-max-inc.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.07 08:58:32" (1/1) ... [2021-07-14 08:58:32,380 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "min-max-inc.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.07 08:58:32" (1/1) ... [2021-07-14 08:58:32,385 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-07-14 08:58:32,386 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-07-14 08:58:32,386 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-07-14 08:58:32,386 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-07-14 08:58:32,392 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "min-max-inc.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.07 08:58:32" (1/1) ... [2021-07-14 08:58:32,392 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "min-max-inc.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.07 08:58:32" (1/1) ... [2021-07-14 08:58:32,394 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "min-max-inc.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.07 08:58:32" (1/1) ... [2021-07-14 08:58:32,394 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "min-max-inc.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.07 08:58:32" (1/1) ... [2021-07-14 08:58:32,397 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "min-max-inc.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.07 08:58:32" (1/1) ... [2021-07-14 08:58:32,399 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "min-max-inc.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.07 08:58:32" (1/1) ... [2021-07-14 08:58:32,399 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "min-max-inc.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.07 08:58:32" (1/1) ... [2021-07-14 08:58:32,400 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-07-14 08:58:32,401 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-07-14 08:58:32,401 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-07-14 08:58:32,401 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-07-14 08:58:32,409 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "min-max-inc.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.07 08:58:32" (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 08:58:32,466 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread1 given in one single declaration [2021-07-14 08:58:32,467 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2021-07-14 08:58:32,467 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2021-07-14 08:58:32,467 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread2 given in one single declaration [2021-07-14 08:58:32,467 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2021-07-14 08:58:32,467 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2021-07-14 08:58:32,467 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2021-07-14 08:58:32,467 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-07-14 08:58:32,468 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-07-14 08:58:32,469 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread3 given in one single declaration [2021-07-14 08:58:32,469 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2021-07-14 08:58:32,469 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2021-07-14 08:58:32,469 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread4 given in one single declaration [2021-07-14 08:58:32,470 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2021-07-14 08:58:32,470 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2021-07-14 08:58:32,471 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 08:58:32,648 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-07-14 08:58:32,648 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2021-07-14 08:58:32,650 INFO L202 PluginConnector]: Adding new model min-max-inc.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.07 08:58:32 BoogieIcfgContainer [2021-07-14 08:58:32,650 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-07-14 08:58:32,652 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-07-14 08:58:32,652 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-07-14 08:58:32,654 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-07-14 08:58:32,654 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "min-max-inc.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.07 08:58:32" (1/2) ... [2021-07-14 08:58:32,655 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@16275c9a and model type min-max-inc.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.07 08:58:32, skipping insertion in model container [2021-07-14 08:58:32,655 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "min-max-inc.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.07 08:58:32" (2/2) ... [2021-07-14 08:58:32,656 INFO L111 eAbstractionObserver]: Analyzing ICFG min-max-inc.wvr.bpl [2021-07-14 08:58:32,660 WARN L148 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-07-14 08:58:32,661 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-07-14 08:58:32,661 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-07-14 08:58:32,661 INFO L474 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-07-14 08:58:32,699 INFO L149 ThreadInstanceAdder]: Constructed 4 joinOtherThreadTransitions. [2021-07-14 08:58:32,717 INFO L255 AbstractCegarLoop]: Starting to check reachability of 5 error locations. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-07-14 08:58:32,783 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-07-14 08:58:32,783 INFO L379 AbstractCegarLoop]: Hoare is false [2021-07-14 08:58:32,783 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-07-14 08:58:32,784 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-07-14 08:58:32,784 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-07-14 08:58:32,791 INFO L383 AbstractCegarLoop]: Difference is false [2021-07-14 08:58:32,791 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-07-14 08:58:32,793 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == ULTIMATE.start======== [2021-07-14 08:58:33,008 INFO L430 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-14 08:58:33,012 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 08:58:33,012 INFO L82 PathProgramCache]: Analyzing trace with hash -340342682, now seen corresponding path program 1 times [2021-07-14 08:58:33,019 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 08:58:33,019 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [959772650] [2021-07-14 08:58:33,019 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 08:58:33,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 08:58:33,348 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 08:58:33,349 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 08:58:33,349 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [959772650] [2021-07-14 08:58:33,350 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [959772650] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 08:58:33,350 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1750100208] [2021-07-14 08:58:33,350 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 08:58:33,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 08:58:33,418 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 15 conjunts are in the unsatisfiable core [2021-07-14 08:58:33,428 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-14 08:58:33,690 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 14 [2021-07-14 08:58:33,695 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-14 08:58:33,700 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 08:58:33,701 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-07-14 08:58:33,703 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:24, output treesize:18 [2021-07-14 08:58:33,739 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 08:58:33,748 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-14 08:58:33,750 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 08:58:33,750 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-07-14 08:58:33,750 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:13, output treesize:5 [2021-07-14 08:58:33,797 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 08:58:33,798 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1750100208] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 08:58:33,798 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-14 08:58:33,798 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8] total 13 [2021-07-14 08:58:33,799 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [416041403] [2021-07-14 08:58:33,804 INFO L462 AbstractCegarLoop]: Interpolant automaton has 14 states [2021-07-14 08:58:33,804 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 08:58:33,817 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2021-07-14 08:58:33,818 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=44, Invalid=138, Unknown=0, NotChecked=0, Total=182 [2021-07-14 08:58:33,818 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 08:58:33,819 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 08:58:33,822 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 14 states, 14 states have (on average 3.4285714285714284) internal successors, (48), 13 states have internal predecessors, (48), 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 08:58:33,822 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 08:58:33,916 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-14 08:58:34,130 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2021-07-14 08:58:34,131 INFO L430 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-14 08:58:34,131 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 08:58:34,131 INFO L82 PathProgramCache]: Analyzing trace with hash 109038468, now seen corresponding path program 2 times [2021-07-14 08:58:34,131 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 08:58:34,132 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1727536121] [2021-07-14 08:58:34,132 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 08:58:34,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 08:58:34,179 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 1 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 08:58:34,179 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 08:58:34,179 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1727536121] [2021-07-14 08:58:34,180 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1727536121] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 08:58:34,180 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1380633982] [2021-07-14 08:58:34,180 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-14 08:58:34,223 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-07-14 08:58:34,224 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-14 08:58:34,224 INFO L263 TraceCheckSpWp]: Trace formula consists of 88 conjuncts, 5 conjunts are in the unsatisfiable core [2021-07-14 08:58:34,225 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-14 08:58:34,298 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 1 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 08:58:34,299 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1380633982] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 08:58:34,299 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-14 08:58:34,299 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 9 [2021-07-14 08:58:34,299 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1780599882] [2021-07-14 08:58:34,300 INFO L462 AbstractCegarLoop]: Interpolant automaton has 10 states [2021-07-14 08:58:34,300 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 08:58:34,301 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-07-14 08:58:34,301 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=70, Unknown=0, NotChecked=0, Total=90 [2021-07-14 08:58:34,301 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 08:58:34,301 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 08:58:34,301 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 10 states, 10 states have (on average 5.4) internal successors, (54), 9 states have internal predecessors, (54), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-14 08:58:34,302 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-14 08:58:34,302 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 08:58:34,511 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-14 08:58:34,512 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-14 08:58:34,724 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,4 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-14 08:58:34,725 INFO L430 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-14 08:58:34,725 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 08:58:34,726 INFO L82 PathProgramCache]: Analyzing trace with hash -629607148, now seen corresponding path program 3 times [2021-07-14 08:58:34,726 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 08:58:34,726 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1653496992] [2021-07-14 08:58:34,726 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 08:58:34,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 08:58:34,819 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 11 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-07-14 08:58:34,819 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 08:58:34,819 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1653496992] [2021-07-14 08:58:34,819 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1653496992] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 08:58:34,820 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1849572238] [2021-07-14 08:58:34,820 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-14 08:58:34,879 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 4 check-sat command(s) [2021-07-14 08:58:34,879 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-14 08:58:34,880 INFO L263 TraceCheckSpWp]: Trace formula consists of 97 conjuncts, 24 conjunts are in the unsatisfiable core [2021-07-14 08:58:34,883 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-14 08:58:35,358 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 08:58:35,359 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 08:58:35,362 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:58:35,379 INFO L354 Elim1Store]: treesize reduction 24, result has 33.3 percent of original size [2021-07-14 08:58:35,379 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 27 treesize of output 27 [2021-07-14 08:58:35,382 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-14 08:58:35,388 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 08:58:35,410 INFO L354 Elim1Store]: treesize reduction 14, result has 61.1 percent of original size [2021-07-14 08:58:35,410 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 27 treesize of output 37 [2021-07-14 08:58:35,420 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 2 xjuncts. [2021-07-14 08:58:35,504 INFO L628 ElimStorePlain]: treesize reduction 18, result has 83.3 percent of original size [2021-07-14 08:58:35,513 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-1 vars, End of recursive call: 2 dim-0 vars, and 2 xjuncts. [2021-07-14 08:58:35,514 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:83, output treesize:90 [2021-07-14 08:58:35,754 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 08:58:35,754 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 26 treesize of output 32 [2021-07-14 08:58:35,771 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 2 xjuncts. [2021-07-14 08:58:35,778 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:58:35,788 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 08:58:35,789 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 22 treesize of output 30 [2021-07-14 08:58:35,805 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 2 xjuncts. [2021-07-14 08:58:35,916 WARN L205 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 38 [2021-07-14 08:58:35,917 INFO L628 ElimStorePlain]: treesize reduction 10, result has 90.2 percent of original size [2021-07-14 08:58:35,971 INFO L550 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2021-07-14 08:58:35,972 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 4 variables, input treesize:99, output treesize:136 [2021-07-14 08:58:36,151 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-07-14 08:58:36,152 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1849572238] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 08:58:36,152 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-14 08:58:36,152 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 14] total 20 [2021-07-14 08:58:36,152 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1296442025] [2021-07-14 08:58:36,154 INFO L462 AbstractCegarLoop]: Interpolant automaton has 21 states [2021-07-14 08:58:36,154 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 08:58:36,155 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2021-07-14 08:58:36,156 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=54, Invalid=366, Unknown=0, NotChecked=0, Total=420 [2021-07-14 08:58:36,156 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 08:58:36,156 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 08:58:36,156 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 21 states, 21 states have (on average 3.3333333333333335) internal successors, (70), 20 states have internal predecessors, (70), 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 08:58:36,156 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-14 08:58:36,156 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-07-14 08:58:36,156 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 08:58:36,689 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-14 08:58:36,690 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-14 08:58:36,690 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-07-14 08:58:36,904 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,5 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-14 08:58:36,905 INFO L430 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-14 08:58:36,905 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 08:58:36,906 INFO L82 PathProgramCache]: Analyzing trace with hash 1514342248, now seen corresponding path program 4 times [2021-07-14 08:58:36,906 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 08:58:36,906 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [179512410] [2021-07-14 08:58:36,906 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 08:58:36,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 08:58:37,002 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 4 proven. 21 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-07-14 08:58:37,002 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 08:58:37,002 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [179512410] [2021-07-14 08:58:37,003 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [179512410] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 08:58:37,004 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1811420969] [2021-07-14 08:58:37,005 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-14 08:58:37,047 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-07-14 08:58:37,047 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-14 08:58:37,047 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 9 conjunts are in the unsatisfiable core [2021-07-14 08:58:37,049 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-14 08:58:37,190 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 12 proven. 17 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 08:58:37,191 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1811420969] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 08:58:37,191 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-14 08:58:37,191 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 9] total 16 [2021-07-14 08:58:37,191 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [575739245] [2021-07-14 08:58:37,192 INFO L462 AbstractCegarLoop]: Interpolant automaton has 17 states [2021-07-14 08:58:37,193 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 08:58:37,193 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2021-07-14 08:58:37,194 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=49, Invalid=223, Unknown=0, NotChecked=0, Total=272 [2021-07-14 08:58:37,194 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 08:58:37,194 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 08:58:37,194 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 17 states, 17 states have (on average 4.117647058823529) internal successors, (70), 16 states have internal predecessors, (70), 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 08:58:37,194 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-14 08:58:37,194 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-07-14 08:58:37,194 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-07-14 08:58:37,194 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 08:58:37,705 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-14 08:58:37,706 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-14 08:58:37,706 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-07-14 08:58:37,707 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-07-14 08:58:37,907 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable32 [2021-07-14 08:58:37,907 INFO L430 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-14 08:58:37,908 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 08:58:37,908 INFO L82 PathProgramCache]: Analyzing trace with hash -1244741706, now seen corresponding path program 5 times [2021-07-14 08:58:37,908 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 08:58:37,908 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2115225104] [2021-07-14 08:58:37,908 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 08:58:37,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 08:58:37,976 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 4 proven. 30 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-07-14 08:58:37,976 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 08:58:37,977 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2115225104] [2021-07-14 08:58:37,977 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2115225104] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 08:58:37,977 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [615505388] [2021-07-14 08:58:37,977 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-14 08:58:38,024 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 7 check-sat command(s) [2021-07-14 08:58:38,024 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-14 08:58:38,025 INFO L263 TraceCheckSpWp]: Trace formula consists of 126 conjuncts, 11 conjunts are in the unsatisfiable core [2021-07-14 08:58:38,029 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-14 08:58:38,206 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 28 proven. 16 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-07-14 08:58:38,207 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [615505388] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 08:58:38,207 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-14 08:58:38,207 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 11] total 19 [2021-07-14 08:58:38,207 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [200272971] [2021-07-14 08:58:38,208 INFO L462 AbstractCegarLoop]: Interpolant automaton has 20 states [2021-07-14 08:58:38,208 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 08:58:38,208 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2021-07-14 08:58:38,208 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=66, Invalid=314, Unknown=0, NotChecked=0, Total=380 [2021-07-14 08:58:38,208 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 08:58:38,209 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 08:58:38,209 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 20 states, 20 states have (on average 3.75) internal successors, (75), 19 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-14 08:58:38,209 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-14 08:58:38,209 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-07-14 08:58:38,209 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-07-14 08:58:38,209 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-07-14 08:58:38,209 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 08:58:38,700 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-14 08:58:38,700 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-14 08:58:38,700 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-07-14 08:58:38,701 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-07-14 08:58:38,702 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-07-14 08:58:38,902 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable33,7 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-14 08:58:38,902 INFO L430 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-14 08:58:38,903 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 08:58:38,903 INFO L82 PathProgramCache]: Analyzing trace with hash 192044458, now seen corresponding path program 6 times [2021-07-14 08:58:38,903 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 08:58:38,903 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1674056196] [2021-07-14 08:58:38,903 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 08:58:38,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 08:58:39,065 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 25 proven. 27 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-07-14 08:58:39,066 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 08:58:39,066 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1674056196] [2021-07-14 08:58:39,066 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1674056196] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 08:58:39,066 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1741787390] [2021-07-14 08:58:39,066 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 8 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-14 08:58:39,121 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 8 check-sat command(s) [2021-07-14 08:58:39,121 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-14 08:58:39,122 INFO L263 TraceCheckSpWp]: Trace formula consists of 140 conjuncts, 11 conjunts are in the unsatisfiable core [2021-07-14 08:58:39,123 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-14 08:58:39,277 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 25 proven. 34 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2021-07-14 08:58:39,277 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1741787390] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 08:58:39,277 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-14 08:58:39,277 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 11] total 17 [2021-07-14 08:58:39,277 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [67950584] [2021-07-14 08:58:39,278 INFO L462 AbstractCegarLoop]: Interpolant automaton has 18 states [2021-07-14 08:58:39,278 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 08:58:39,278 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2021-07-14 08:58:39,278 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=65, Invalid=241, Unknown=0, NotChecked=0, Total=306 [2021-07-14 08:58:39,279 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 08:58:39,279 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 08:58:39,279 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 18 states, 18 states have (on average 3.9444444444444446) internal successors, (71), 17 states have internal predecessors, (71), 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 08:58:39,279 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-14 08:58:39,279 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-07-14 08:58:39,279 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-07-14 08:58:39,279 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2021-07-14 08:58:39,279 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-07-14 08:58:39,279 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 08:58:39,901 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-14 08:58:39,901 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-14 08:58:39,901 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-07-14 08:58:39,901 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-07-14 08:58:39,902 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-07-14 08:58:39,902 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2021-07-14 08:58:40,116 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable34,8 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-14 08:58:40,117 INFO L430 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-14 08:58:40,117 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 08:58:40,117 INFO L82 PathProgramCache]: Analyzing trace with hash 2045507730, now seen corresponding path program 7 times [2021-07-14 08:58:40,118 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 08:58:40,118 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1167312195] [2021-07-14 08:58:40,118 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 08:58:40,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 08:58:40,242 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 38 proven. 50 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2021-07-14 08:58:40,243 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 08:58:40,243 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1167312195] [2021-07-14 08:58:40,243 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1167312195] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 08:58:40,243 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [848322981] [2021-07-14 08:58:40,243 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 9 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 9 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-14 08:58:40,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 08:58:40,306 INFO L263 TraceCheckSpWp]: Trace formula consists of 152 conjuncts, 13 conjunts are in the unsatisfiable core [2021-07-14 08:58:40,315 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-14 08:58:40,422 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 47 proven. 41 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2021-07-14 08:58:40,422 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [848322981] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 08:58:40,423 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-14 08:58:40,423 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 13] total 14 [2021-07-14 08:58:40,423 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1372474539] [2021-07-14 08:58:40,423 INFO L462 AbstractCegarLoop]: Interpolant automaton has 15 states [2021-07-14 08:58:40,423 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 08:58:40,424 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2021-07-14 08:58:40,424 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=152, Unknown=0, NotChecked=0, Total=210 [2021-07-14 08:58:40,424 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 08:58:40,424 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 08:58:40,424 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 15 states, 15 states have (on average 4.0) internal successors, (60), 14 states have internal predecessors, (60), 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 08:58:40,424 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-14 08:58:40,424 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-07-14 08:58:40,425 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-07-14 08:58:40,425 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2021-07-14 08:58:40,425 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-07-14 08:58:40,425 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2021-07-14 08:58:40,425 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 08:58:40,631 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-14 08:58:40,631 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-14 08:58:40,631 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-07-14 08:58:40,631 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-07-14 08:58:40,631 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-07-14 08:58:40,631 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2021-07-14 08:58:40,632 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-14 08:58:40,844 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable35 [2021-07-14 08:58:40,845 INFO L430 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-14 08:58:40,845 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 08:58:40,845 INFO L82 PathProgramCache]: Analyzing trace with hash 1099188542, now seen corresponding path program 8 times [2021-07-14 08:58:40,845 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 08:58:40,845 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1027691325] [2021-07-14 08:58:40,845 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 08:58:40,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 08:58:40,995 INFO L134 CoverageAnalysis]: Checked inductivity of 134 backedges. 56 proven. 42 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2021-07-14 08:58:40,995 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 08:58:40,995 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1027691325] [2021-07-14 08:58:40,995 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1027691325] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 08:58:40,995 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [551843679] [2021-07-14 08:58:40,995 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 10 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 10 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-14 08:58:41,049 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-07-14 08:58:41,050 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-14 08:58:41,050 INFO L263 TraceCheckSpWp]: Trace formula consists of 162 conjuncts, 15 conjunts are in the unsatisfiable core [2021-07-14 08:58:41,051 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-14 08:58:41,387 INFO L134 CoverageAnalysis]: Checked inductivity of 134 backedges. 56 proven. 36 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2021-07-14 08:58:41,387 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [551843679] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 08:58:41,387 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-14 08:58:41,388 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 15] total 29 [2021-07-14 08:58:41,388 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [137379276] [2021-07-14 08:58:41,388 INFO L462 AbstractCegarLoop]: Interpolant automaton has 30 states [2021-07-14 08:58:41,388 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 08:58:41,389 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 30 interpolants. [2021-07-14 08:58:41,389 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=141, Invalid=729, Unknown=0, NotChecked=0, Total=870 [2021-07-14 08:58:41,389 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 08:58:41,389 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 08:58:41,389 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 30 states, 30 states have (on average 3.1666666666666665) internal successors, (95), 29 states have internal predecessors, (95), 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 08:58:41,389 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-14 08:58:41,390 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-07-14 08:58:41,390 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-07-14 08:58:41,390 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2021-07-14 08:58:41,390 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-07-14 08:58:41,390 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2021-07-14 08:58:41,390 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-07-14 08:58:41,390 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 08:58:41,790 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-14 08:58:41,790 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-14 08:58:41,790 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-07-14 08:58:41,790 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-07-14 08:58:41,790 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-07-14 08:58:41,790 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2021-07-14 08:58:41,790 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-14 08:58:41,791 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-07-14 08:58:42,014 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable36 [2021-07-14 08:58:42,014 INFO L430 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-14 08:58:42,015 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 08:58:42,015 INFO L82 PathProgramCache]: Analyzing trace with hash 312767122, now seen corresponding path program 9 times [2021-07-14 08:58:42,015 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 08:58:42,015 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1238297507] [2021-07-14 08:58:42,015 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 08:58:42,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 08:58:42,172 INFO L134 CoverageAnalysis]: Checked inductivity of 162 backedges. 58 proven. 82 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2021-07-14 08:58:42,172 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 08:58:42,172 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1238297507] [2021-07-14 08:58:42,172 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1238297507] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 08:58:42,172 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [472834289] [2021-07-14 08:58:42,172 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 11 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 11 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-14 08:58:42,215 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 5 check-sat command(s) [2021-07-14 08:58:42,216 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-14 08:58:42,216 INFO L263 TraceCheckSpWp]: Trace formula consists of 115 conjuncts, 20 conjunts are in the unsatisfiable core [2021-07-14 08:58:42,218 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-14 08:58:42,616 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:58:42,628 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 08:58:42,628 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 22 treesize of output 32 [2021-07-14 08:58:42,642 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 2 xjuncts. [2021-07-14 08:58:42,646 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:58:42,657 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 08:58:42,658 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 20 treesize of output 32 [2021-07-14 08:58:42,672 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 3 xjuncts. [2021-07-14 08:58:42,699 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 08:58:42,706 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-1 vars, End of recursive call: and 5 xjuncts. [2021-07-14 08:58:42,706 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:59, output treesize:36 [2021-07-14 08:58:42,942 INFO L134 CoverageAnalysis]: Checked inductivity of 162 backedges. 30 proven. 40 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2021-07-14 08:58:42,943 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [472834289] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 08:58:42,943 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-14 08:58:42,943 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 13] total 29 [2021-07-14 08:58:42,943 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [57163346] [2021-07-14 08:58:42,943 INFO L462 AbstractCegarLoop]: Interpolant automaton has 29 states [2021-07-14 08:58:42,944 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 08:58:42,944 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2021-07-14 08:58:42,944 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=142, Invalid=670, Unknown=0, NotChecked=0, Total=812 [2021-07-14 08:58:42,944 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 08:58:42,945 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 08:58:42,945 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 29 states, 29 states have (on average 3.310344827586207) internal successors, (96), 29 states have internal predecessors, (96), 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 08:58:42,945 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-14 08:58:42,945 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-07-14 08:58:42,945 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-07-14 08:58:42,945 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2021-07-14 08:58:42,945 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-07-14 08:58:42,945 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2021-07-14 08:58:42,945 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-07-14 08:58:42,945 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-07-14 08:58:42,945 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 08:58:44,294 WARN L205 SmtUtils]: Spent 714.00 ms on a formula simplification. DAG size of input: 34 DAG size of output: 31 [2021-07-14 08:58:46,632 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-14 08:58:46,632 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-14 08:58:46,632 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-07-14 08:58:46,633 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-07-14 08:58:46,633 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-07-14 08:58:46,633 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2021-07-14 08:58:46,633 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-14 08:58:46,633 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-07-14 08:58:46,633 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2021-07-14 08:58:46,833 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable37 [2021-07-14 08:58:46,834 INFO L430 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-14 08:58:46,834 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 08:58:46,834 INFO L82 PathProgramCache]: Analyzing trace with hash -9413634, now seen corresponding path program 10 times [2021-07-14 08:58:46,835 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 08:58:46,835 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1203497000] [2021-07-14 08:58:46,835 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 08:58:46,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 08:58:47,028 INFO L134 CoverageAnalysis]: Checked inductivity of 194 backedges. 36 proven. 107 refuted. 0 times theorem prover too weak. 51 trivial. 0 not checked. [2021-07-14 08:58:47,029 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 08:58:47,029 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1203497000] [2021-07-14 08:58:47,029 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1203497000] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 08:58:47,029 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [4668539] [2021-07-14 08:58:47,029 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 12 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 12 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-14 08:58:47,083 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-07-14 08:58:47,083 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-14 08:58:47,084 INFO L263 TraceCheckSpWp]: Trace formula consists of 182 conjuncts, 19 conjunts are in the unsatisfiable core [2021-07-14 08:58:47,085 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-14 08:58:47,507 INFO L134 CoverageAnalysis]: Checked inductivity of 194 backedges. 103 proven. 69 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2021-07-14 08:58:47,508 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [4668539] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 08:58:47,508 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-14 08:58:47,508 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 19] total 35 [2021-07-14 08:58:47,508 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [462537562] [2021-07-14 08:58:47,508 INFO L462 AbstractCegarLoop]: Interpolant automaton has 36 states [2021-07-14 08:58:47,508 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 08:58:47,509 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 36 interpolants. [2021-07-14 08:58:47,509 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=190, Invalid=1070, Unknown=0, NotChecked=0, Total=1260 [2021-07-14 08:58:47,509 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 08:58:47,509 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 08:58:47,509 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 36 states, 36 states have (on average 3.111111111111111) internal successors, (112), 35 states have internal predecessors, (112), 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 08:58:47,510 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-14 08:58:47,510 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-07-14 08:58:47,510 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-07-14 08:58:47,510 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2021-07-14 08:58:47,510 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-07-14 08:58:47,510 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2021-07-14 08:58:47,510 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-07-14 08:58:47,510 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-07-14 08:58:47,510 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2021-07-14 08:58:47,510 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 08:58:48,453 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-14 08:58:48,454 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-14 08:58:48,454 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-07-14 08:58:48,454 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-07-14 08:58:48,454 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-07-14 08:58:48,454 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2021-07-14 08:58:48,454 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-14 08:58:48,454 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-07-14 08:58:48,454 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2021-07-14 08:58:48,454 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2021-07-14 08:58:48,672 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable60 [2021-07-14 08:58:48,673 INFO L430 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-14 08:58:48,673 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 08:58:48,673 INFO L82 PathProgramCache]: Analyzing trace with hash 178641616, now seen corresponding path program 11 times [2021-07-14 08:58:48,673 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 08:58:48,673 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [132328542] [2021-07-14 08:58:48,673 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 08:58:48,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 08:58:48,866 INFO L134 CoverageAnalysis]: Checked inductivity of 228 backedges. 79 proven. 100 refuted. 0 times theorem prover too weak. 49 trivial. 0 not checked. [2021-07-14 08:58:48,866 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 08:58:48,866 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [132328542] [2021-07-14 08:58:48,866 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [132328542] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 08:58:48,866 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [332405178] [2021-07-14 08:58:48,866 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 13 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 13 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-14 08:58:48,918 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 12 check-sat command(s) [2021-07-14 08:58:48,918 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-14 08:58:48,919 INFO L263 TraceCheckSpWp]: Trace formula consists of 191 conjuncts, 20 conjunts are in the unsatisfiable core [2021-07-14 08:58:48,919 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-14 08:58:49,423 INFO L134 CoverageAnalysis]: Checked inductivity of 228 backedges. 81 proven. 91 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2021-07-14 08:58:49,423 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [332405178] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 08:58:49,423 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-14 08:58:49,423 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [20, 20] total 39 [2021-07-14 08:58:49,424 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2023751560] [2021-07-14 08:58:49,424 INFO L462 AbstractCegarLoop]: Interpolant automaton has 40 states [2021-07-14 08:58:49,424 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 08:58:49,425 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 40 interpolants. [2021-07-14 08:58:49,425 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=230, Invalid=1330, Unknown=0, NotChecked=0, Total=1560 [2021-07-14 08:58:49,425 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 08:58:49,425 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 08:58:49,425 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 40 states, 40 states have (on average 2.9) internal successors, (116), 39 states have internal predecessors, (116), 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 08:58:49,426 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-14 08:58:49,426 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-07-14 08:58:49,426 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-07-14 08:58:49,426 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2021-07-14 08:58:49,426 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-07-14 08:58:49,426 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2021-07-14 08:58:49,426 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-07-14 08:58:49,426 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-07-14 08:58:49,426 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2021-07-14 08:58:49,426 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 54 states. [2021-07-14 08:58:49,426 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 08:58:51,228 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-14 08:58:51,228 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-14 08:58:51,228 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-07-14 08:58:51,228 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-07-14 08:58:51,228 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-07-14 08:58:51,228 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2021-07-14 08:58:51,228 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-14 08:58:51,228 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-07-14 08:58:51,228 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2021-07-14 08:58:51,228 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2021-07-14 08:58:51,229 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 67 states. [2021-07-14 08:58:51,444 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable61,13 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-14 08:58:51,445 INFO L430 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-14 08:58:51,445 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 08:58:51,445 INFO L82 PathProgramCache]: Analyzing trace with hash -1896481116, now seen corresponding path program 12 times [2021-07-14 08:58:51,445 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 08:58:51,445 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1613113701] [2021-07-14 08:58:51,445 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 08:58:51,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 08:58:51,679 INFO L134 CoverageAnalysis]: Checked inductivity of 321 backedges. 140 proven. 109 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2021-07-14 08:58:51,679 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 08:58:51,679 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1613113701] [2021-07-14 08:58:51,679 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1613113701] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 08:58:51,679 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1348939503] [2021-07-14 08:58:51,679 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 14 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 14 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-14 08:58:51,749 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 16 check-sat command(s) [2021-07-14 08:58:51,749 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-14 08:58:51,750 INFO L263 TraceCheckSpWp]: Trace formula consists of 214 conjuncts, 26 conjunts are in the unsatisfiable core [2021-07-14 08:58:51,751 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-14 08:58:52,470 INFO L134 CoverageAnalysis]: Checked inductivity of 321 backedges. 76 proven. 145 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2021-07-14 08:58:52,471 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1348939503] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 08:58:52,471 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-14 08:58:52,471 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [23, 23] total 45 [2021-07-14 08:58:52,471 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1503227857] [2021-07-14 08:58:52,472 INFO L462 AbstractCegarLoop]: Interpolant automaton has 46 states [2021-07-14 08:58:52,472 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 08:58:52,472 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 46 interpolants. [2021-07-14 08:58:52,473 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=279, Invalid=1791, Unknown=0, NotChecked=0, Total=2070 [2021-07-14 08:58:52,473 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 08:58:52,473 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 08:58:52,475 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 46 states, 46 states have (on average 2.760869565217391) internal successors, (127), 45 states have internal predecessors, (127), 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 08:58:52,475 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-14 08:58:52,475 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-07-14 08:58:52,475 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-07-14 08:58:52,475 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2021-07-14 08:58:52,475 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-07-14 08:58:52,475 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2021-07-14 08:58:52,475 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-07-14 08:58:52,475 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-07-14 08:58:52,475 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2021-07-14 08:58:52,475 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 55 states. [2021-07-14 08:58:52,476 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 67 states. [2021-07-14 08:58:52,476 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 08:58:53,740 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-14 08:58:53,740 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-14 08:58:53,740 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-07-14 08:58:53,740 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-07-14 08:58:53,741 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-07-14 08:58:53,741 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2021-07-14 08:58:53,741 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-14 08:58:53,741 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-07-14 08:58:53,741 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2021-07-14 08:58:53,741 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2021-07-14 08:58:53,741 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 67 states. [2021-07-14 08:58:53,750 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 80 states. [2021-07-14 08:58:53,951 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable62 [2021-07-14 08:58:53,951 INFO L430 AbstractCegarLoop]: === Iteration 13 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-14 08:58:53,951 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 08:58:53,952 INFO L82 PathProgramCache]: Analyzing trace with hash 628729946, now seen corresponding path program 13 times [2021-07-14 08:58:53,952 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 08:58:53,952 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [797017713] [2021-07-14 08:58:53,952 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 08:58:53,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 08:58:54,232 INFO L134 CoverageAnalysis]: Checked inductivity of 386 backedges. 121 proven. 210 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2021-07-14 08:58:54,232 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 08:58:54,232 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [797017713] [2021-07-14 08:58:54,232 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [797017713] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 08:58:54,232 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1686917642] [2021-07-14 08:58:54,232 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 15 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 15 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-14 08:58:54,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 08:58:54,296 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 25 conjunts are in the unsatisfiable core [2021-07-14 08:58:54,297 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-14 08:58:54,480 INFO L134 CoverageAnalysis]: Checked inductivity of 386 backedges. 142 proven. 189 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2021-07-14 08:58:54,480 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1686917642] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 08:58:54,480 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-14 08:58:54,480 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [25, 25] total 26 [2021-07-14 08:58:54,480 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [102005287] [2021-07-14 08:58:54,481 INFO L462 AbstractCegarLoop]: Interpolant automaton has 27 states [2021-07-14 08:58:54,481 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 08:58:54,482 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 27 interpolants. [2021-07-14 08:58:54,482 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=184, Invalid=518, Unknown=0, NotChecked=0, Total=702 [2021-07-14 08:58:54,482 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 08:58:54,482 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 08:58:54,482 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 27 states, 27 states have (on average 3.111111111111111) internal successors, (84), 26 states have internal predecessors, (84), 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 08:58:54,482 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-14 08:58:54,483 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-07-14 08:58:54,483 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-07-14 08:58:54,483 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2021-07-14 08:58:54,483 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-07-14 08:58:54,483 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2021-07-14 08:58:54,483 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-07-14 08:58:54,483 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-07-14 08:58:54,483 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2021-07-14 08:58:54,483 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 55 states. [2021-07-14 08:58:54,483 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 67 states. [2021-07-14 08:58:54,483 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 80 states. [2021-07-14 08:58:54,483 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 08:58:55,085 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-14 08:58:55,085 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-14 08:58:55,085 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-07-14 08:58:55,085 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-07-14 08:58:55,085 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-07-14 08:58:55,085 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2021-07-14 08:58:55,085 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-14 08:58:55,085 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-07-14 08:58:55,085 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2021-07-14 08:58:55,085 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2021-07-14 08:58:55,085 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 67 states. [2021-07-14 08:58:55,085 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 80 states. [2021-07-14 08:58:55,086 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-07-14 08:58:55,286 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable63,15 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-14 08:58:55,286 INFO L430 AbstractCegarLoop]: === Iteration 14 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-14 08:58:55,287 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 08:58:55,287 INFO L82 PathProgramCache]: Analyzing trace with hash -692310010, now seen corresponding path program 14 times [2021-07-14 08:58:55,287 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 08:58:55,287 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2047054628] [2021-07-14 08:58:55,287 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 08:58:55,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 08:58:55,561 INFO L134 CoverageAnalysis]: Checked inductivity of 434 backedges. 100 proven. 202 refuted. 0 times theorem prover too weak. 132 trivial. 0 not checked. [2021-07-14 08:58:55,562 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 08:58:55,562 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2047054628] [2021-07-14 08:58:55,562 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2047054628] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 08:58:55,562 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [297486378] [2021-07-14 08:58:55,562 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 16 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 16 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-14 08:58:55,628 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-07-14 08:58:55,628 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-14 08:58:55,630 INFO L263 TraceCheckSpWp]: Trace formula consists of 236 conjuncts, 27 conjunts are in the unsatisfiable core [2021-07-14 08:58:55,631 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-14 08:58:56,403 INFO L134 CoverageAnalysis]: Checked inductivity of 434 backedges. 217 proven. 156 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2021-07-14 08:58:56,404 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [297486378] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 08:58:56,404 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-14 08:58:56,404 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [25, 27] total 51 [2021-07-14 08:58:56,404 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1801196051] [2021-07-14 08:58:56,404 INFO L462 AbstractCegarLoop]: Interpolant automaton has 52 states [2021-07-14 08:58:56,404 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 08:58:56,405 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 52 interpolants. [2021-07-14 08:58:56,406 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=378, Invalid=2274, Unknown=0, NotChecked=0, Total=2652 [2021-07-14 08:58:56,406 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 08:58:56,406 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 08:58:56,406 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 52 states, 52 states have (on average 2.75) internal successors, (143), 51 states have internal predecessors, (143), 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 08:58:56,406 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-14 08:58:56,406 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-07-14 08:58:56,406 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-07-14 08:58:56,406 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2021-07-14 08:58:56,407 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-07-14 08:58:56,407 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2021-07-14 08:58:56,407 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-07-14 08:58:56,407 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-07-14 08:58:56,407 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2021-07-14 08:58:56,407 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 55 states. [2021-07-14 08:58:56,407 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 67 states. [2021-07-14 08:58:56,407 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 80 states. [2021-07-14 08:58:56,407 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-07-14 08:58:56,407 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 08:58:58,040 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-14 08:58:58,040 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-14 08:58:58,040 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-07-14 08:58:58,040 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-07-14 08:58:58,040 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-07-14 08:58:58,040 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2021-07-14 08:58:58,040 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-14 08:58:58,040 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-07-14 08:58:58,040 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2021-07-14 08:58:58,040 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2021-07-14 08:58:58,041 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 67 states. [2021-07-14 08:58:58,041 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 80 states. [2021-07-14 08:58:58,041 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-07-14 08:58:58,041 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 76 states. [2021-07-14 08:58:58,256 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 16 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable64 [2021-07-14 08:58:58,257 INFO L430 AbstractCegarLoop]: === Iteration 15 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-14 08:58:58,257 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 08:58:58,257 INFO L82 PathProgramCache]: Analyzing trace with hash 1519134942, now seen corresponding path program 15 times [2021-07-14 08:58:58,257 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 08:58:58,257 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1442182030] [2021-07-14 08:58:58,257 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 08:58:58,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 08:58:58,718 INFO L134 CoverageAnalysis]: Checked inductivity of 536 backedges. 333 proven. 193 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-07-14 08:58:58,718 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 08:58:58,718 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1442182030] [2021-07-14 08:58:58,718 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1442182030] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 08:58:58,718 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1973367843] [2021-07-14 08:58:58,718 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 17 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 17 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-14 08:58:58,804 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 13 check-sat command(s) [2021-07-14 08:58:58,805 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-14 08:58:58,806 INFO L263 TraceCheckSpWp]: Trace formula consists of 195 conjuncts, 35 conjunts are in the unsatisfiable core [2021-07-14 08:58:58,807 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-14 08:58:59,312 WARN L205 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 67 [2021-07-14 08:58:59,484 WARN L205 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2021-07-14 08:59:01,905 WARN L205 SmtUtils]: Spent 1.51 s on a formula simplification that was a NOOP. DAG size: 126 [2021-07-14 08:59:03,961 WARN L205 SmtUtils]: Spent 974.00 ms on a formula simplification that was a NOOP. DAG size: 746 [2021-07-14 08:59:07,267 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:07,268 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:07,269 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:07,269 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:07,271 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:07,272 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:07,273 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:07,274 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:07,276 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:07,277 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:07,278 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:07,280 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:07,281 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:07,284 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:07,286 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:07,376 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 08:59:07,376 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 7 select indices, 7 select index equivalence classes, 15 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 6 case distinctions, treesize of input 56 treesize of output 92 [2021-07-14 08:59:07,411 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 2 xjuncts. [2021-07-14 08:59:07,448 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:07,449 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:07,451 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:07,453 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:07,455 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:07,456 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:07,457 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:07,460 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:07,461 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:07,462 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:07,465 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:07,466 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:07,469 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:07,470 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:07,476 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:07,556 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 08:59:07,557 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 7 select indices, 7 select index equivalence classes, 15 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 6 case distinctions, treesize of input 48 treesize of output 92 [2021-07-14 08:59:07,701 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 2 xjuncts. [2021-07-14 08:59:07,732 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:07,733 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:07,734 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:07,734 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:07,735 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:07,738 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:07,739 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:07,740 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:07,741 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:07,744 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:07,746 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:07,747 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:07,749 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:07,751 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:07,753 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:07,839 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 08:59:07,840 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 7 select indices, 7 select index equivalence classes, 15 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 6 case distinctions, treesize of input 64 treesize of output 92 [2021-07-14 08:59:08,074 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 2 xjuncts. [2021-07-14 08:59:08,109 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:08,111 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:08,112 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:08,113 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:08,114 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:08,117 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:08,118 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:08,120 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:08,121 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:08,124 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:08,125 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:08,126 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:08,130 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:08,131 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:08,133 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:08,233 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 08:59:08,234 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 7 select indices, 7 select index equivalence classes, 15 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 6 case distinctions, treesize of input 66 treesize of output 92 [2021-07-14 08:59:08,402 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 2 xjuncts. [2021-07-14 08:59:08,436 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:08,438 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:08,441 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:08,442 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:08,444 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:08,445 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:08,448 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:08,450 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:08,451 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:08,454 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:08,456 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:08,457 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:08,464 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:08,466 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:08,467 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:08,579 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 08:59:08,580 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 7 select indices, 7 select index equivalence classes, 15 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 6 case distinctions, treesize of input 64 treesize of output 92 [2021-07-14 08:59:08,903 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 5 xjuncts. [2021-07-14 08:59:08,939 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:08,940 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:08,942 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:08,945 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:08,945 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:08,946 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:08,947 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:08,949 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:08,950 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:08,951 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:08,953 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:08,954 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:08,957 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:08,957 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:08,961 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:09,045 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 08:59:09,045 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 7 select indices, 7 select index equivalence classes, 15 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 6 case distinctions, treesize of input 52 treesize of output 92 [2021-07-14 08:59:09,079 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 2 xjuncts. [2021-07-14 08:59:09,118 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:09,120 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:09,121 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:09,123 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:09,127 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:09,129 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:09,130 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:09,132 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:09,135 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:09,137 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:09,138 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:09,142 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:09,144 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:09,147 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:09,151 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:09,269 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 08:59:09,270 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 7 select indices, 7 select index equivalence classes, 15 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 6 case distinctions, treesize of input 60 treesize of output 92 [2021-07-14 08:59:09,316 INFO L550 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 2 xjuncts. [2021-07-14 08:59:09,356 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:09,359 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:09,360 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:09,365 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:09,367 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:09,368 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:09,370 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:09,375 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:09,377 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:09,378 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:09,381 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:09,382 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:09,385 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:09,386 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:09,391 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:09,482 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 08:59:09,483 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 7 select indices, 7 select index equivalence classes, 15 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 6 case distinctions, treesize of input 60 treesize of output 92 [2021-07-14 08:59:09,778 INFO L550 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 4 xjuncts. [2021-07-14 08:59:09,816 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:09,818 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:09,820 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:09,821 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:09,826 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:09,828 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:09,829 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:09,831 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:09,835 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:09,836 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:09,855 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:09,864 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:09,866 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:09,870 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:09,874 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:09,929 INFO L244 Elim1Store]: Index analysis took 114 ms [2021-07-14 08:59:10,005 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 08:59:10,006 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 7 select indices, 7 select index equivalence classes, 15 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 6 case distinctions, treesize of input 64 treesize of output 92 [2021-07-14 08:59:10,067 INFO L550 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 2 xjuncts. [2021-07-14 08:59:10,104 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:10,106 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:10,108 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:10,112 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:10,114 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:10,115 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:10,116 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:10,120 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:10,122 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:10,124 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:10,128 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:10,129 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:10,134 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:10,136 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:10,143 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:10,274 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 08:59:10,275 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 7 select indices, 7 select index equivalence classes, 15 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 6 case distinctions, treesize of input 64 treesize of output 92 [2021-07-14 08:59:10,353 INFO L550 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 2 xjuncts. [2021-07-14 08:59:10,387 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:10,388 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:10,390 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:10,391 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:10,392 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:10,396 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:10,397 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:10,399 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:10,401 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:10,404 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:10,405 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:10,406 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:10,409 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:10,410 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:10,413 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:10,545 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 08:59:10,545 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 7 select indices, 7 select index equivalence classes, 15 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 6 case distinctions, treesize of input 64 treesize of output 92 [2021-07-14 08:59:10,602 INFO L550 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 3 xjuncts. [2021-07-14 08:59:10,638 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:10,639 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:10,640 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:10,641 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:10,644 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:10,645 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:10,646 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:10,647 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:10,650 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:10,651 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:10,652 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:10,655 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:10,656 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:10,659 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:10,662 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:10,757 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 08:59:10,757 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 7 select indices, 7 select index equivalence classes, 15 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 6 case distinctions, treesize of input 66 treesize of output 92 [2021-07-14 08:59:10,822 INFO L550 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 2 xjuncts. [2021-07-14 08:59:10,853 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:10,854 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:10,855 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:10,856 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:10,859 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:10,861 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:10,862 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:10,863 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:10,867 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:10,868 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:10,869 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:10,872 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:10,873 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:10,876 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:10,879 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:10,993 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 08:59:10,994 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 7 select indices, 7 select index equivalence classes, 15 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 6 case distinctions, treesize of input 64 treesize of output 92 [2021-07-14 08:59:11,038 INFO L550 ElimStorePlain]: Start of recursive call 14: End of recursive call: and 2 xjuncts. [2021-07-14 08:59:11,080 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:11,082 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:11,086 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:11,087 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:11,089 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:11,090 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:11,094 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:11,095 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:11,096 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:11,100 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:11,101 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:11,102 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:11,110 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:11,112 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:11,113 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:11,218 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 08:59:11,219 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 7 select indices, 7 select index equivalence classes, 15 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 6 case distinctions, treesize of input 66 treesize of output 92 [2021-07-14 08:59:11,279 INFO L550 ElimStorePlain]: Start of recursive call 15: End of recursive call: and 2 xjuncts. [2021-07-14 08:59:11,317 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:11,318 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:11,319 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:11,321 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:11,324 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:11,325 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:11,326 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:11,327 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:11,330 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:11,331 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:11,332 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:11,335 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:11,336 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:11,339 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:11,341 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:11,440 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 08:59:11,440 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 7 select indices, 7 select index equivalence classes, 15 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 6 case distinctions, treesize of input 66 treesize of output 92 [2021-07-14 08:59:11,504 INFO L550 ElimStorePlain]: Start of recursive call 16: End of recursive call: and 2 xjuncts. [2021-07-14 08:59:11,539 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:11,540 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:11,541 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:11,545 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:11,546 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:11,547 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:11,549 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:11,552 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:11,553 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:11,554 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:11,558 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:11,559 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:11,562 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:11,563 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:11,569 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:11,682 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 08:59:11,682 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 7 select indices, 7 select index equivalence classes, 15 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 6 case distinctions, treesize of input 64 treesize of output 92 [2021-07-14 08:59:11,725 INFO L550 ElimStorePlain]: Start of recursive call 17: End of recursive call: and 2 xjuncts. [2021-07-14 08:59:11,759 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:11,760 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:11,761 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:11,766 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:11,767 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:11,768 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:11,769 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:11,773 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:11,774 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:11,775 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:11,778 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:11,779 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:11,782 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:11,783 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:11,789 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:11,894 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 08:59:11,894 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 7 select indices, 7 select index equivalence classes, 15 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 6 case distinctions, treesize of input 56 treesize of output 92 [2021-07-14 08:59:11,926 INFO L550 ElimStorePlain]: Start of recursive call 18: End of recursive call: and 2 xjuncts. [2021-07-14 08:59:11,969 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:11,970 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:11,973 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:11,974 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:11,976 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:11,977 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:11,981 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:11,982 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:11,983 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:11,986 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:11,988 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:11,989 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:11,996 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:11,997 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:11,999 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:12,110 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 08:59:12,110 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 7 select indices, 7 select index equivalence classes, 15 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 6 case distinctions, treesize of input 64 treesize of output 92 [2021-07-14 08:59:12,147 INFO L550 ElimStorePlain]: Start of recursive call 19: End of recursive call: and 2 xjuncts. [2021-07-14 08:59:12,224 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:12,227 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:12,230 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:12,232 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:12,235 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:12,242 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:12,243 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:12,245 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:12,246 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:12,250 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:12,251 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:12,253 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:12,257 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:12,258 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:12,261 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:12,364 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 08:59:12,364 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 7 select indices, 7 select index equivalence classes, 15 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 6 case distinctions, treesize of input 64 treesize of output 92 [2021-07-14 08:59:12,553 INFO L550 ElimStorePlain]: Start of recursive call 20: End of recursive call: and 3 xjuncts. [2021-07-14 08:59:12,591 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:12,594 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:12,596 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:12,598 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:12,604 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:12,606 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:12,607 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:12,609 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:12,614 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:12,616 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:12,618 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:12,623 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:12,625 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:12,630 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:12,635 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:12,703 INFO L244 Elim1Store]: Index analysis took 113 ms [2021-07-14 08:59:12,792 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 08:59:12,793 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 7 select indices, 7 select index equivalence classes, 15 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 6 case distinctions, treesize of input 64 treesize of output 92 [2021-07-14 08:59:12,855 INFO L550 ElimStorePlain]: Start of recursive call 21: End of recursive call: and 3 xjuncts. [2021-07-14 08:59:12,894 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:12,896 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:12,897 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:12,906 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:12,908 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:12,909 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:12,911 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:12,914 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:12,915 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:12,917 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:12,921 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:12,923 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:12,927 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:12,928 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:12,935 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:13,049 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 08:59:13,050 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 7 select indices, 7 select index equivalence classes, 15 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 6 case distinctions, treesize of input 64 treesize of output 92 [2021-07-14 08:59:13,077 INFO L550 ElimStorePlain]: Start of recursive call 22: End of recursive call: and 2 xjuncts. [2021-07-14 08:59:13,109 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:13,110 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:13,112 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:13,113 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:13,114 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:13,120 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:13,121 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:13,122 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:13,123 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:13,128 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:13,129 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:13,130 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:13,135 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:13,136 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:13,140 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:13,253 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 08:59:13,254 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 7 select indices, 7 select index equivalence classes, 15 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 6 case distinctions, treesize of input 64 treesize of output 92 [2021-07-14 08:59:13,490 INFO L550 ElimStorePlain]: Start of recursive call 23: End of recursive call: and 2 xjuncts. [2021-07-14 08:59:13,530 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:13,532 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:13,533 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:13,542 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:13,543 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:13,544 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:13,546 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:13,550 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:13,551 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:13,553 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:13,557 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:13,558 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:13,562 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:13,563 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:13,568 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:13,676 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 08:59:13,677 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 7 select indices, 7 select index equivalence classes, 15 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 6 case distinctions, treesize of input 60 treesize of output 92 [2021-07-14 08:59:13,711 INFO L550 ElimStorePlain]: Start of recursive call 24: End of recursive call: and 4 xjuncts. [2021-07-14 08:59:13,739 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:13,740 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:13,741 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:13,746 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:13,747 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:13,748 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:13,750 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:13,754 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:13,755 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:13,757 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:13,761 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:13,762 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:13,766 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:13,767 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:13,773 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:13,889 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 08:59:13,890 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 7 select indices, 7 select index equivalence classes, 15 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 6 case distinctions, treesize of input 58 treesize of output 92 [2021-07-14 08:59:13,922 INFO L550 ElimStorePlain]: Start of recursive call 25: End of recursive call: and 2 xjuncts. [2021-07-14 08:59:13,962 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:13,965 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:13,967 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:13,968 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:13,976 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:13,978 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:13,980 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:13,981 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:13,986 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:13,988 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:13,990 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:13,995 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:13,997 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:14,001 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:14,006 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:14,070 INFO L244 Elim1Store]: Index analysis took 109 ms [2021-07-14 08:59:14,171 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 08:59:14,172 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 7 select indices, 7 select index equivalence classes, 15 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 6 case distinctions, treesize of input 60 treesize of output 92 [2021-07-14 08:59:14,206 INFO L550 ElimStorePlain]: Start of recursive call 26: End of recursive call: and 2 xjuncts. [2021-07-14 08:59:14,248 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:14,250 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:14,251 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:14,257 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:14,259 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:14,261 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:14,263 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:14,268 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:14,270 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:14,272 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:14,277 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:14,279 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:14,284 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:14,286 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:14,296 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:14,352 INFO L244 Elim1Store]: Index analysis took 105 ms [2021-07-14 08:59:14,426 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 08:59:14,426 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 7 select indices, 7 select index equivalence classes, 15 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 6 case distinctions, treesize of input 60 treesize of output 92 [2021-07-14 08:59:14,454 INFO L550 ElimStorePlain]: Start of recursive call 27: End of recursive call: and 2 xjuncts. [2021-07-14 08:59:14,491 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:14,492 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:14,494 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:14,495 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:14,500 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:14,501 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:14,503 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:14,504 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:14,508 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:14,510 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:14,511 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:14,515 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:14,516 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:14,521 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:14,524 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:14,653 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 08:59:14,653 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 7 select indices, 7 select index equivalence classes, 15 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 6 case distinctions, treesize of input 62 treesize of output 92 [2021-07-14 08:59:14,681 INFO L550 ElimStorePlain]: Start of recursive call 28: End of recursive call: and 3 xjuncts. [2021-07-14 08:59:14,714 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:14,715 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:14,716 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:14,718 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:14,723 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:14,724 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:14,726 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:14,727 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:14,730 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:14,732 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:14,733 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:14,736 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:14,737 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:14,740 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:14,743 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:14,870 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 08:59:14,870 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 7 select indices, 7 select index equivalence classes, 15 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 6 case distinctions, treesize of input 66 treesize of output 92 [2021-07-14 08:59:14,898 INFO L550 ElimStorePlain]: Start of recursive call 29: End of recursive call: and 2 xjuncts. [2021-07-14 08:59:14,930 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:14,932 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:14,934 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:14,936 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:14,937 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:14,942 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:14,943 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:14,944 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:14,946 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:14,950 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:14,951 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:14,953 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:14,959 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:14,961 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:14,964 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:15,094 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 08:59:15,094 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 7 select indices, 7 select index equivalence classes, 15 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 6 case distinctions, treesize of input 62 treesize of output 92 [2021-07-14 08:59:15,130 INFO L550 ElimStorePlain]: Start of recursive call 30: End of recursive call: and 2 xjuncts. [2021-07-14 08:59:15,169 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:15,173 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:15,179 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:15,181 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:15,182 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:15,183 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:15,187 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:15,189 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:15,190 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:15,194 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:15,195 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:15,197 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:15,206 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:15,208 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:15,209 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:15,334 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 08:59:15,334 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 7 select indices, 7 select index equivalence classes, 15 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 6 case distinctions, treesize of input 66 treesize of output 92 [2021-07-14 08:59:15,386 INFO L550 ElimStorePlain]: Start of recursive call 31: End of recursive call: and 2 xjuncts. [2021-07-14 08:59:15,429 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:15,431 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:15,433 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:15,435 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:15,442 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:15,444 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:15,446 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:15,448 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:15,453 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:15,454 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:15,456 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:15,460 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:15,461 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:15,465 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:15,469 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:15,591 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 08:59:15,591 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 7 select indices, 7 select index equivalence classes, 15 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 6 case distinctions, treesize of input 66 treesize of output 92 [2021-07-14 08:59:15,630 INFO L550 ElimStorePlain]: Start of recursive call 32: End of recursive call: and 2 xjuncts. [2021-07-14 08:59:15,668 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:15,670 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:15,672 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:15,674 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:15,680 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:15,681 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:15,682 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:15,684 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:15,688 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:15,690 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:15,691 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:15,695 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:15,697 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:15,700 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:15,705 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 08:59:15,782 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 08:59:15,782 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 7 select indices, 7 select index equivalence classes, 15 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 6 case distinctions, treesize of input 66 treesize of output 92 [2021-07-14 08:59:15,977 INFO L550 ElimStorePlain]: Start of recursive call 33: End of recursive call: and 3 xjuncts. [2021-07-14 08:59:23,506 WARN L205 SmtUtils]: Spent 7.53 s on a formula simplification. DAG size of input: 854 DAG size of output: 739 [2021-07-14 08:59:23,507 INFO L628 ElimStorePlain]: treesize reduction 922, result has 68.0 percent of original size [2021-07-14 08:59:32,120 WARN L205 SmtUtils]: Spent 8.61 s on a formula simplification. DAG size of input: 698 DAG size of output: 698 [2021-07-14 08:59:32,337 INFO L550 ElimStorePlain]: Start of recursive call 1: 32 dim-0 vars, 1 dim-1 vars, End of recursive call: and 44 xjuncts. [2021-07-14 08:59:32,337 INFO L247 ElimStorePlain]: Needed 33 recursive calls to eliminate 33 variables, input treesize:2247, output treesize:1429 [2021-07-14 08:59:33,202 INFO L134 CoverageAnalysis]: Checked inductivity of 536 backedges. 133 proven. 155 refuted. 0 times theorem prover too weak. 248 trivial. 0 not checked. [2021-07-14 08:59:33,203 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1973367843] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 08:59:33,203 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-14 08:59:33,203 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [31, 19] total 49 [2021-07-14 08:59:33,203 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1567216789] [2021-07-14 08:59:33,203 INFO L462 AbstractCegarLoop]: Interpolant automaton has 49 states [2021-07-14 08:59:33,203 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 08:59:33,204 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 49 interpolants. [2021-07-14 08:59:33,204 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=287, Invalid=2065, Unknown=0, NotChecked=0, Total=2352 [2021-07-14 08:59:33,204 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 08:59:33,204 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 08:59:33,204 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 49 states, 49 states have (on average 3.0) internal successors, (147), 49 states have internal predecessors, (147), 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 08:59:33,204 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-14 08:59:33,205 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-07-14 08:59:33,205 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-07-14 08:59:33,205 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2021-07-14 08:59:33,205 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-07-14 08:59:33,205 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2021-07-14 08:59:33,205 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-07-14 08:59:33,205 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-07-14 08:59:33,205 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2021-07-14 08:59:33,205 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 55 states. [2021-07-14 08:59:33,205 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 67 states. [2021-07-14 08:59:33,205 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 80 states. [2021-07-14 08:59:33,205 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-07-14 08:59:33,205 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 76 states. [2021-07-14 08:59:33,205 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 08:59:39,640 WARN L205 SmtUtils]: Spent 120.00 ms on a formula simplification that was a NOOP. DAG size: 86 [2021-07-14 08:59:41,124 WARN L205 SmtUtils]: Spent 244.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 85 [2021-07-14 08:59:41,899 WARN L205 SmtUtils]: Spent 121.00 ms on a formula simplification that was a NOOP. DAG size: 86 [2021-07-14 08:59:42,228 WARN L205 SmtUtils]: Spent 118.00 ms on a formula simplification that was a NOOP. DAG size: 79 [2021-07-14 09:00:59,894 WARN L227 Executor]: External (z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000) stderr output: (error "out of memory") [2021-07-14 09:01:00,111 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable65,17 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-14 09:01:00,112 FATAL L? ?]: An unrecoverable error occured during an interaction with an SMT solver: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: External (z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000)Received EOF on stdin. stderr output: (error "out of memory") at de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.parse(Executor.java:241) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.parseCheckSatResult(Executor.java:258) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Scriptor.checkSat(Scriptor.java:155) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.checkSat(WrapperScript.java:163) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.checkSat(WrapperScript.java:163) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.checkSat(WrapperScript.java:163) at de.uni_freiburg.informatik.ultimate.logic.Util.checkSat(Util.java:61) at de.uni_freiburg.informatik.ultimate.logic.simplification.SimplifyDDA.getRedundancy(SimplifyDDA.java:626) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.simplify.SimplifyDDAWithTimeout.getRedundancy(SimplifyDDAWithTimeout.java:120) at de.uni_freiburg.informatik.ultimate.logic.simplification.SimplifyDDA$Simplifier.walk(SimplifyDDA.java:371) at de.uni_freiburg.informatik.ultimate.logic.NonRecursive.run(NonRecursive.java:115) at de.uni_freiburg.informatik.ultimate.logic.NonRecursive.run(NonRecursive.java:106) at de.uni_freiburg.informatik.ultimate.logic.simplification.SimplifyDDA.simplifyOnce(SimplifyDDA.java:650) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.simplify.SimplifyDDAWithTimeout.getSimplifiedTerm(SimplifyDDAWithTimeout.java:184) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.SmtUtils.simplify(SmtUtils.java:173) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.SmtUtils.simplify(SmtUtils.java:140) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate(PredicateUnifier.java:360) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicateForConjunction(PredicateUnifier.java:388) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicateForConjunction(PredicateUnifier.java:229) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.interpolantautomata.transitionappender.DeterministicInterpolantAutomaton.getOrConstructPredicate(DeterministicInterpolantAutomaton.java:281) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.interpolantautomata.transitionappender.DeterministicInterpolantAutomaton.constructSuccessorsAndTransitions(DeterministicInterpolantAutomaton.java:303) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.interpolantautomata.transitionappender.BasicAbstractInterpolantAutomaton.computeSuccs(BasicAbstractInterpolantAutomaton.java:78) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.interpolantautomata.transitionappender.BasicAbstractInterpolantAutomaton.computeSuccs(BasicAbstractInterpolantAutomaton.java:1) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.interpolantautomata.transitionappender.AbstractInterpolantAutomaton.internalSuccessors(AbstractInterpolantAutomaton.java:233) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.interpolantautomata.transitionappender.AbstractInterpolantAutomaton.internalSuccessors(AbstractInterpolantAutomaton.java:1) at de.uni_freiburg.informatik.ultimate.automata.nestedword.operations.TotalizeNwa.internalSuccessors(TotalizeNwa.java:213) at de.uni_freiburg.informatik.ultimate.automata.nestedword.operations.ProductNwa.internalSuccessors(ProductNwa.java:216) at de.uni_freiburg.informatik.ultimate.automata.nestedword.operations.ProductNwa.internalSuccessors(ProductNwa.java:208) at de.uni_freiburg.informatik.ultimate.automata.partialorder.DepthFirstTraversal.visitState(DepthFirstTraversal.java:153) at de.uni_freiburg.informatik.ultimate.automata.partialorder.DepthFirstTraversal.traverse(DepthFirstTraversal.java:104) at de.uni_freiburg.informatik.ultimate.automata.partialorder.DepthFirstTraversal.(DepthFirstTraversal.java:79) at de.uni_freiburg.informatik.ultimate.automata.partialorder.PersistentSetReduction.applyWithoutSleepSets(PersistentSetReduction.java:57) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.concurrency.PartialOrderReductionFacade.apply(PartialOrderReductionFacade.java:176) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.concurrency.PartialOrderCegarLoop.isAbstractionEmpty(PartialOrderCegarLoop.java:193) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterateInternal(AbstractCegarLoop.java:509) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterate(AbstractCegarLoop.java:374) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.CegarLoopUtils.getCegarLoopResult(CegarLoopUtils.java:69) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.CegarLoopUtils.getCegarLoopResult(CegarLoopUtils.java:63) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.executeCegarLoop(TraceAbstractionStarter.java:367) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseProgram(TraceAbstractionStarter.java:293) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseConcurrentProgram(TraceAbstractionStarter.java:238) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:167) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:154) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:124) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) Caused by: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: EOF at de.uni_freiburg.informatik.ultimate.smtsolver.external.Parser$Action$.CUP$do_action(Parser.java:1461) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Parser.do_action(Parser.java:654) at com.github.jhoenicke.javacup.runtime.LRParser.parse(LRParser.java:419) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.parse(Executor.java:238) ... 53 more [2021-07-14 09:01:00,116 INFO L168 Benchmark]: Toolchain (without parser) took 147754.59 ms. Allocated memory was 255.9 MB in the beginning and 777.0 MB in the end (delta: 521.1 MB). Free memory was 235.5 MB in the beginning and 562.7 MB in the end (delta: -327.3 MB). Peak memory consumption was 194.2 MB. Max. memory is 8.0 GB. [2021-07-14 09:01:00,116 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.14 ms. Allocated memory is still 255.9 MB. Free memory is still 236.7 MB. There was no memory consumed. Max. memory is 8.0 GB. [2021-07-14 09:01:00,116 INFO L168 Benchmark]: Boogie Procedure Inliner took 22.49 ms. Allocated memory is still 255.9 MB. Free memory was 235.5 MB in the beginning and 233.9 MB in the end (delta: 1.6 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. [2021-07-14 09:01:00,116 INFO L168 Benchmark]: Boogie Preprocessor took 14.66 ms. Allocated memory is still 255.9 MB. Free memory was 233.9 MB in the beginning and 233.0 MB in the end (delta: 880.0 kB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. [2021-07-14 09:01:00,116 INFO L168 Benchmark]: RCFGBuilder took 249.22 ms. Allocated memory is still 255.9 MB. Free memory was 232.8 MB in the beginning and 219.2 MB in the end (delta: 13.6 MB). Peak memory consumption was 13.6 MB. Max. memory is 8.0 GB. [2021-07-14 09:01:00,116 INFO L168 Benchmark]: TraceAbstraction took 147463.88 ms. Allocated memory was 255.9 MB in the beginning and 777.0 MB in the end (delta: 521.1 MB). Free memory was 218.9 MB in the beginning and 562.7 MB in the end (delta: -343.8 MB). Peak memory consumption was 178.4 MB. Max. memory is 8.0 GB. [2021-07-14 09:01:00,117 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Boogie PL CUP Parser took 0.14 ms. Allocated memory is still 255.9 MB. Free memory is still 236.7 MB. There was no memory consumed. Max. memory is 8.0 GB. * Boogie Procedure Inliner took 22.49 ms. Allocated memory is still 255.9 MB. Free memory was 235.5 MB in the beginning and 233.9 MB in the end (delta: 1.6 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 14.66 ms. Allocated memory is still 255.9 MB. Free memory was 233.9 MB in the beginning and 233.0 MB in the end (delta: 880.0 kB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. * RCFGBuilder took 249.22 ms. Allocated memory is still 255.9 MB. Free memory was 232.8 MB in the beginning and 219.2 MB in the end (delta: 13.6 MB). Peak memory consumption was 13.6 MB. Max. memory is 8.0 GB. * TraceAbstraction took 147463.88 ms. Allocated memory was 255.9 MB in the beginning and 777.0 MB in the end (delta: 521.1 MB). Free memory was 218.9 MB in the beginning and 562.7 MB in the end (delta: -343.8 MB). Peak memory consumption was 178.4 MB. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: SMTLIBException: External (z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000)Received EOF on stdin. stderr output: (error "out of memory") de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMTLIBException: External (z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000)Received EOF on stdin. stderr output: (error "out of memory") : de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.parse(Executor.java:241) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...